What is the best way to travel from Philadelphia, PA to Knoxville, TN?
Looking for a trip? Check and compare all the available Flights and Buses to Knoxville, TN from Philadelphia, PA. Look at different modes of transportation, search for the cheapest tickets, fastest rides and most popular stations, and see all 2 available companies to find your perfect trip!
What is the cheapest way to reach Knoxville, TN from Philadelphia, PA?
You can reach Knoxville, TN with just £29 by taking a Flight from Allegiant Air, but there are many more cheap offers: we have selected the best ones for you for the next few days here.
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Allegiant Air2h 3m018:27Philadelphia AirportPhiladelphia Airport20:30Knoxville AirportKnoxville Airport0EconomyA Flight from Allegiant Air goes from Philadelphia Airport, Philadelphia Airport (USA) at 04/06/2026 18:27:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 04/06/2026 20:30:00. 50 Economy ticket for £29 per person are available. Travel duration is 2h 3m
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Frontier Airlines22h 58m020:35Philadelphia AirportPhiladelphia Airport19:33Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 04/06/2026 20:35:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 05/06/2026 19:33:00. 50 Economy ticket for £104 per person are available. Travel duration is 22h 58m
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Frontier Airlines8h 57m006:00Philadelphia AirportPhiladelphia Airport14:57Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 04/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 04/06/2026 14:57:00. 50 Economy ticket for £107 per person are available. Travel duration is 8h 57m
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United Airlines27h 57m016:59Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 04/06/2026 16:59:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 05/06/2026 20:56:00. 50 Economy ticket for £307 per person are available. Travel duration is 27h 57m
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Greyhound US21h 30m020:30Philadelphia, PAConvention Center18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from Greyhound US goes from Convention Center, Philadelphia, PA (USA) at 04/06/2026 20:30:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 05/06/2026 18:00:00. 50 Economy ticket for £59 per person are available. Travel duration is 21h 30m
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FlixBus16h 10m001:50Philadelphia, PAConvention Center18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from FlixBus goes from Convention Center, Philadelphia, PA (USA) at 04/06/2026 01:50:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 04/06/2026 18:00:00. 50 Economy ticket for £62 per person are available. Travel duration is 16h 10m
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Greyhound US16h 0m002:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Spring Garden St Station, Philadelphia, PA (USA) at 04/06/2026 02:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 04/06/2026 18:00:00. 50 Economy ticket for £68 per person are available. Travel duration is 16h 0m
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Greyhound US21h 30m020:30Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Spring Garden St Station, Philadelphia, PA (USA) at 04/06/2026 20:30:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 05/06/2026 18:00:00. 50 Economy ticket for £68 per person are available. Travel duration is 21h 30m
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FlixBus23h 15m018:45Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from FlixBus goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 04/06/2026 18:45:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 05/06/2026 18:00:00. 50 Economy ticket for £71 per person are available. Travel duration is 23h 15m
Cheapest Flights Thursday
Cheapest Buses Thursday
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Greyhound US16h 0m002:00Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from Greyhound US goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 05/06/2026 02:00:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 05/06/2026 18:00:00. 50 Economy ticket for £63 per person are available. Travel duration is 16h 0m
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Greyhound US21h 50m020:10Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from Greyhound US goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 05/06/2026 20:10:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 06/06/2026 18:00:00. 50 Economy ticket for £63 per person are available. Travel duration is 21h 50m
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FlixBus20h 0m022:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Spring Garden St Station, Philadelphia, PA (USA) at 05/06/2026 22:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 06/06/2026 18:00:00. 50 Economy ticket for £65 per person are available. Travel duration is 20h 0m
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Greyhound US16h 0m002:00Philadelphia, PAIRS Building18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from IRS Building, Philadelphia, PA (USA) at 05/06/2026 02:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 05/06/2026 18:00:00. 50 Economy ticket for £66 per person are available. Travel duration is 16h 0m
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FlixBus16h 10m001:50Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Spring Garden St Station, Philadelphia, PA (USA) at 05/06/2026 01:50:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 05/06/2026 18:00:00. 50 Economy ticket for £76 per person are available. Travel duration is 16h 10m
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Frontier Airlines26h 10m020:43Philadelphia AirportPhiladelphia Airport22:53Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 05/06/2026 20:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 06/06/2026 22:53:00. 50 Economy ticket for £100 per person are available. Travel duration is 26h 10m
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Frontier Airlines20h 23m020:43Philadelphia AirportPhiladelphia Airport17:06Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 05/06/2026 20:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 06/06/2026 17:06:00. 50 Economy ticket for £147 per person are available. Travel duration is 20h 23m
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Frontier Airlines28h 10m018:43Philadelphia AirportPhiladelphia Airport22:53Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 05/06/2026 18:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 06/06/2026 22:53:00. 50 Economy ticket for £150 per person are available. Travel duration is 28h 10m
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United Airlines14h 56m006:00Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 05/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 05/06/2026 20:56:00. 50 Economy ticket for £310 per person are available. Travel duration is 14h 56m
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United Airlines12h 51m008:05Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 05/06/2026 08:05:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 05/06/2026 20:56:00. 50 Economy ticket for £310 per person are available. Travel duration is 12h 51m
Cheapest Buses Friday
Cheapest Flights Friday
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Greyhound US16h 0m002:00Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from Greyhound US goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 06/06/2026 02:00:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 06/06/2026 18:00:00. 50 Economy ticket for £59 per person are available. Travel duration is 16h 0m
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Greyhound US21h 50m020:10Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from Greyhound US goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 06/06/2026 20:10:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 07/06/2026 18:00:00. 50 Economy ticket for £59 per person are available. Travel duration is 21h 50m
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Allegiant Air10h 15m012:38Trenton–Mercer AirportTrenton–Mercer Airport22:53Knoxville AirportKnoxville Airport0EconomyA Flight from Allegiant Air goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 06/06/2026 12:38:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 06/06/2026 22:53:00. 50 Economy ticket for £65 per person are available. Travel duration is 10h 15m
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Frontier Airlines25h 33m020:43Philadelphia AirportPhiladelphia Airport22:16Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 06/06/2026 20:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 07/06/2026 22:16:00. 50 Economy ticket for £96 per person are available. Travel duration is 25h 33m
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United Airlines27h 43m006:00Philadelphia AirportPhiladelphia Airport09:43Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 06/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 07/06/2026 09:43:00. 50 Economy ticket for £296 per person are available. Travel duration is 27h 43m
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United Airlines12h 51m008:05Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 06/06/2026 08:05:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 06/06/2026 20:56:00. 50 Economy ticket for £296 per person are available. Travel duration is 12h 51m
Cheapest Buses Saturday
Cheapest Flights Saturday
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Greyhound US16h 0m002:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Spring Garden St Station, Philadelphia, PA (USA) at 07/06/2026 02:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 07/06/2026 18:00:00. 50 Economy ticket for £64 per person are available. Travel duration is 16h 0m
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FlixBus20h 0m022:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Spring Garden St Station, Philadelphia, PA (USA) at 07/06/2026 22:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 08/06/2026 18:00:00. 50 Economy ticket for £64 per person are available. Travel duration is 20h 0m
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FlixBus23h 15m018:45Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from FlixBus goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 07/06/2026 18:45:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 08/06/2026 18:00:00. 50 Economy ticket for £72 per person are available. Travel duration is 23h 15m
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FlixBus23h 15m018:45Philadelphia, PAIRS Building18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from IRS Building, Philadelphia, PA (USA) at 07/06/2026 18:45:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 08/06/2026 18:00:00. 50 Economy ticket for £75 per person are available. Travel duration is 23h 15m
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Allegiant Air30h 47m011:50Trenton–Mercer AirportTrenton–Mercer Airport18:37Knoxville AirportKnoxville Airport0EconomyA Flight from Allegiant Air goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 07/06/2026 11:50:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 08/06/2026 18:37:00. 50 Economy ticket for £122 per person are available. Travel duration is 30h 47m
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Frontier Airlines28h 40m010:27Trenton–Mercer AirportTrenton–Mercer Airport15:07Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 07/06/2026 10:27:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 08/06/2026 15:07:00. 50 Economy ticket for £136 per person are available. Travel duration is 28h 40m
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Frontier Airlines18h 36m020:31Trenton–Mercer AirportTrenton–Mercer Airport15:07Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 07/06/2026 20:31:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 08/06/2026 15:07:00. 50 Economy ticket for £136 per person are available. Travel duration is 18h 36m
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Frontier Airlines11h 28m010:27Trenton–Mercer AirportTrenton–Mercer Airport21:55Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 07/06/2026 10:27:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 07/06/2026 21:55:00. 50 Economy ticket for £142 per person are available. Travel duration is 11h 28m
Cheapest Buses Sunday
Cheapest Flights Sunday
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FlixBus23h 15m018:45Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from FlixBus goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 08/06/2026 18:45:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 09/06/2026 18:00:00. 50 Economy ticket for £58 per person are available. Travel duration is 23h 15m
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Frontier Airlines13h 59m020:43Philadelphia AirportPhiladelphia Airport10:42Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 08/06/2026 20:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 09/06/2026 10:42:00. 50 Economy ticket for £126 per person are available. Travel duration is 13h 59m
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Frontier Airlines15h 59m018:43Philadelphia AirportPhiladelphia Airport10:42Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 08/06/2026 18:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 09/06/2026 10:42:00. 50 Economy ticket for £133 per person are available. Travel duration is 15h 59m
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Frontier Airlines15h 40m007:00Philadelphia AirportPhiladelphia Airport22:40Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 08/06/2026 07:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 08/06/2026 22:40:00. 50 Economy ticket for £169 per person are available. Travel duration is 15h 40m
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United Airlines14h 56m006:00Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 08/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 08/06/2026 20:56:00. 50 Economy ticket for £309 per person are available. Travel duration is 14h 56m
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United Airlines12h 51m008:05Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 08/06/2026 08:05:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 08/06/2026 20:56:00. 50 Economy ticket for £309 per person are available. Travel duration is 12h 51m
Cheapest Buses Monday
Cheapest Flights Monday
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FlixBus23h 15m018:45Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from FlixBus goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 09/06/2026 18:45:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 10/06/2026 18:00:00. 50 Economy ticket for £53 per person are available. Travel duration is 23h 15m
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FlixBus20h 0m022:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Spring Garden St Station, Philadelphia, PA (USA) at 09/06/2026 22:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 10/06/2026 18:00:00. 50 Economy ticket for £56 per person are available. Travel duration is 20h 0m
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FlixBus23h 15m018:45Philadelphia, PAIRS Building18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from IRS Building, Philadelphia, PA (USA) at 09/06/2026 18:45:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 10/06/2026 18:00:00. 50 Economy ticket for £56 per person are available. Travel duration is 23h 15m
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Greyhound US16h 0m002:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Spring Garden St Station, Philadelphia, PA (USA) at 09/06/2026 02:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 09/06/2026 18:00:00. 50 Economy ticket for £57 per person are available. Travel duration is 16h 0m
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Frontier Airlines21h 48m020:33Trenton–Mercer AirportTrenton–Mercer Airport18:21Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 09/06/2026 20:33:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 10/06/2026 18:21:00. 50 Economy ticket for £85 per person are available. Travel duration is 21h 48m
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Frontier Airlines28h 53m013:28Philadelphia AirportPhiladelphia Airport18:21Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 09/06/2026 13:28:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 10/06/2026 18:21:00. 50 Economy ticket for £100 per person are available. Travel duration is 28h 53m
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Frontier Airlines21h 5m021:16Philadelphia AirportPhiladelphia Airport18:21Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 09/06/2026 21:16:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 10/06/2026 18:21:00. 50 Economy ticket for £100 per person are available. Travel duration is 21h 5m
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United Airlines14h 56m006:00Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 09/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 09/06/2026 20:56:00. 50 Economy ticket for £273 per person are available. Travel duration is 14h 56m
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United Airlines27h 43m006:00Philadelphia AirportPhiladelphia Airport09:43Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 09/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 10/06/2026 09:43:00. 50 Economy ticket for £273 per person are available. Travel duration is 27h 43m
Cheapest Buses Tuesday
Cheapest Flights Tuesday
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Greyhound US16h 0m002:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Spring Garden St Station, Philadelphia, PA (USA) at 10/06/2026 02:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 10/06/2026 18:00:00. 50 Economy ticket for £62 per person are available. Travel duration is 16h 0m
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Greyhound US21h 30m020:30Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Spring Garden St Station, Philadelphia, PA (USA) at 10/06/2026 20:30:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 11/06/2026 18:00:00. 50 Economy ticket for £62 per person are available. Travel duration is 21h 30m
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FlixBus23h 15m018:45Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from FlixBus goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 10/06/2026 18:45:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 11/06/2026 18:00:00. 50 Economy ticket for £66 per person are available. Travel duration is 23h 15m
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FlixBus23h 15m018:45Philadelphia, PAIRS Building18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from IRS Building, Philadelphia, PA (USA) at 10/06/2026 18:45:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 11/06/2026 18:00:00. 50 Economy ticket for £69 per person are available. Travel duration is 23h 15m
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Frontier Airlines29h 19m017:10Philadelphia AirportPhiladelphia Airport22:29Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 10/06/2026 17:10:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 11/06/2026 22:29:00. 50 Economy ticket for £88 per person are available. Travel duration is 29h 19m
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Frontier Airlines25h 33m020:43Philadelphia AirportPhiladelphia Airport22:16Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 10/06/2026 20:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 11/06/2026 22:16:00. 50 Economy ticket for £97 per person are available. Travel duration is 25h 33m
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Allegiant Air23h 59m012:28Trenton–Mercer AirportTrenton–Mercer Airport12:27Knoxville AirportKnoxville Airport0EconomyA Flight from Allegiant Air goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 10/06/2026 12:28:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 11/06/2026 12:27:00. 50 Economy ticket for £154 per person are available. Travel duration is 23h 59m
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United Airlines14h 56m006:00Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 10/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 10/06/2026 20:56:00. 50 Economy ticket for £271 per person are available. Travel duration is 14h 56m
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United Airlines12h 51m008:05Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 10/06/2026 08:05:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 10/06/2026 20:56:00. 50 Economy ticket for £271 per person are available. Travel duration is 12h 51m
Cheapest Buses Wednesday
Cheapest Flights Wednesday
What are the fastest trips from Philadelphia, PA to Knoxville, TN?
You can get to Knoxville, TN from Philadelphia, PA in just 2h 3m with a Flight from Allegiant Air. But this is just one option, click on any of the offers below to compare it with the other available modes of transportations.
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Allegiant Air2h 3m018:27Philadelphia AirportPhiladelphia Airport20:30Knoxville AirportKnoxville Airport0EconomyA Flight from Allegiant Air goes from Philadelphia Airport, Philadelphia Airport (USA) at 04/06/2026 18:27:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 04/06/2026 20:30:00. 50 Economy ticket for £29 per person are available. Travel duration is 2h 3m
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Frontier Airlines8h 57m006:00Philadelphia AirportPhiladelphia Airport14:57Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 04/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 04/06/2026 14:57:00. 50 Economy ticket for £107 per person are available. Travel duration is 8h 57m
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Frontier Airlines22h 58m020:35Philadelphia AirportPhiladelphia Airport19:33Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 04/06/2026 20:35:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 05/06/2026 19:33:00. 50 Economy ticket for £104 per person are available. Travel duration is 22h 58m
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United Airlines27h 57m016:59Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 04/06/2026 16:59:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 05/06/2026 20:56:00. 50 Economy ticket for £307 per person are available. Travel duration is 27h 57m
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Greyhound US16h 0m002:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Spring Garden St Station, Philadelphia, PA (USA) at 04/06/2026 02:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 04/06/2026 18:00:00. 50 Economy ticket for £68 per person are available. Travel duration is 16h 0m
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FlixBus16h 10m001:50Philadelphia, PAConvention Center18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from FlixBus goes from Convention Center, Philadelphia, PA (USA) at 04/06/2026 01:50:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 04/06/2026 18:00:00. 50 Economy ticket for £62 per person are available. Travel duration is 16h 10m
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Greyhound US21h 30m020:30Philadelphia, PAConvention Center18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from Greyhound US goes from Convention Center, Philadelphia, PA (USA) at 04/06/2026 20:30:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 05/06/2026 18:00:00. 50 Economy ticket for £59 per person are available. Travel duration is 21h 30m
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Greyhound US21h 30m020:30Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Spring Garden St Station, Philadelphia, PA (USA) at 04/06/2026 20:30:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 05/06/2026 18:00:00. 50 Economy ticket for £68 per person are available. Travel duration is 21h 30m
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FlixBus23h 15m018:45Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from FlixBus goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 04/06/2026 18:45:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 05/06/2026 18:00:00. 50 Economy ticket for £71 per person are available. Travel duration is 23h 15m
Fastest Flights Thursday
Fastest Buses Thursday
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United Airlines12h 51m008:05Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 05/06/2026 08:05:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 05/06/2026 20:56:00. 50 Economy ticket for £310 per person are available. Travel duration is 12h 51m
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United Airlines14h 56m006:00Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 05/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 05/06/2026 20:56:00. 50 Economy ticket for £310 per person are available. Travel duration is 14h 56m
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Frontier Airlines20h 23m020:43Philadelphia AirportPhiladelphia Airport17:06Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 05/06/2026 20:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 06/06/2026 17:06:00. 50 Economy ticket for £147 per person are available. Travel duration is 20h 23m
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Frontier Airlines26h 10m020:43Philadelphia AirportPhiladelphia Airport22:53Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 05/06/2026 20:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 06/06/2026 22:53:00. 50 Economy ticket for £100 per person are available. Travel duration is 26h 10m
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Frontier Airlines28h 10m018:43Philadelphia AirportPhiladelphia Airport22:53Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 05/06/2026 18:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 06/06/2026 22:53:00. 50 Economy ticket for £150 per person are available. Travel duration is 28h 10m
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Greyhound US16h 0m002:00Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from Greyhound US goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 05/06/2026 02:00:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 05/06/2026 18:00:00. 50 Economy ticket for £63 per person are available. Travel duration is 16h 0m
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Greyhound US16h 0m002:00Philadelphia, PAIRS Building18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from IRS Building, Philadelphia, PA (USA) at 05/06/2026 02:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 05/06/2026 18:00:00. 50 Economy ticket for £66 per person are available. Travel duration is 16h 0m
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FlixBus16h 10m001:50Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Spring Garden St Station, Philadelphia, PA (USA) at 05/06/2026 01:50:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 05/06/2026 18:00:00. 50 Economy ticket for £76 per person are available. Travel duration is 16h 10m
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FlixBus20h 0m022:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Spring Garden St Station, Philadelphia, PA (USA) at 05/06/2026 22:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 06/06/2026 18:00:00. 50 Economy ticket for £65 per person are available. Travel duration is 20h 0m
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Greyhound US21h 50m020:10Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from Greyhound US goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 05/06/2026 20:10:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 06/06/2026 18:00:00. 50 Economy ticket for £63 per person are available. Travel duration is 21h 50m
Fastest Flights Friday
Fastest Buses Friday
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Allegiant Air10h 15m012:38Trenton–Mercer AirportTrenton–Mercer Airport22:53Knoxville AirportKnoxville Airport0EconomyA Flight from Allegiant Air goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 06/06/2026 12:38:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 06/06/2026 22:53:00. 50 Economy ticket for £65 per person are available. Travel duration is 10h 15m
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United Airlines12h 51m008:05Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 06/06/2026 08:05:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 06/06/2026 20:56:00. 50 Economy ticket for £296 per person are available. Travel duration is 12h 51m
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Frontier Airlines25h 33m020:43Philadelphia AirportPhiladelphia Airport22:16Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 06/06/2026 20:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 07/06/2026 22:16:00. 50 Economy ticket for £96 per person are available. Travel duration is 25h 33m
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United Airlines27h 43m006:00Philadelphia AirportPhiladelphia Airport09:43Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 06/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 07/06/2026 09:43:00. 50 Economy ticket for £296 per person are available. Travel duration is 27h 43m
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Greyhound US16h 0m002:00Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from Greyhound US goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 06/06/2026 02:00:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 06/06/2026 18:00:00. 50 Economy ticket for £59 per person are available. Travel duration is 16h 0m
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Greyhound US21h 50m020:10Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from Greyhound US goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 06/06/2026 20:10:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 07/06/2026 18:00:00. 50 Economy ticket for £59 per person are available. Travel duration is 21h 50m
Fastest Flights Saturday
Fastest Buses Saturday
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Frontier Airlines11h 28m010:27Trenton–Mercer AirportTrenton–Mercer Airport21:55Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 07/06/2026 10:27:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 07/06/2026 21:55:00. 50 Economy ticket for £142 per person are available. Travel duration is 11h 28m
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Frontier Airlines18h 36m020:31Trenton–Mercer AirportTrenton–Mercer Airport15:07Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 07/06/2026 20:31:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 08/06/2026 15:07:00. 50 Economy ticket for £136 per person are available. Travel duration is 18h 36m
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Frontier Airlines28h 40m010:27Trenton–Mercer AirportTrenton–Mercer Airport15:07Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 07/06/2026 10:27:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 08/06/2026 15:07:00. 50 Economy ticket for £136 per person are available. Travel duration is 28h 40m
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Allegiant Air30h 47m011:50Trenton–Mercer AirportTrenton–Mercer Airport18:37Knoxville AirportKnoxville Airport0EconomyA Flight from Allegiant Air goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 07/06/2026 11:50:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 08/06/2026 18:37:00. 50 Economy ticket for £122 per person are available. Travel duration is 30h 47m
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Greyhound US16h 0m002:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Spring Garden St Station, Philadelphia, PA (USA) at 07/06/2026 02:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 07/06/2026 18:00:00. 50 Economy ticket for £64 per person are available. Travel duration is 16h 0m
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FlixBus20h 0m022:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Spring Garden St Station, Philadelphia, PA (USA) at 07/06/2026 22:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 08/06/2026 18:00:00. 50 Economy ticket for £64 per person are available. Travel duration is 20h 0m
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FlixBus23h 15m018:45Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from FlixBus goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 07/06/2026 18:45:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 08/06/2026 18:00:00. 50 Economy ticket for £72 per person are available. Travel duration is 23h 15m
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FlixBus23h 15m018:45Philadelphia, PAIRS Building18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from IRS Building, Philadelphia, PA (USA) at 07/06/2026 18:45:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 08/06/2026 18:00:00. 50 Economy ticket for £75 per person are available. Travel duration is 23h 15m
Fastest Flights Sunday
Fastest Buses Sunday
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United Airlines12h 51m008:05Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 08/06/2026 08:05:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 08/06/2026 20:56:00. 50 Economy ticket for £309 per person are available. Travel duration is 12h 51m
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Frontier Airlines13h 59m020:43Philadelphia AirportPhiladelphia Airport10:42Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 08/06/2026 20:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 09/06/2026 10:42:00. 50 Economy ticket for £126 per person are available. Travel duration is 13h 59m
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United Airlines14h 56m006:00Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 08/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 08/06/2026 20:56:00. 50 Economy ticket for £309 per person are available. Travel duration is 14h 56m
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Frontier Airlines15h 40m007:00Philadelphia AirportPhiladelphia Airport22:40Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 08/06/2026 07:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 08/06/2026 22:40:00. 50 Economy ticket for £169 per person are available. Travel duration is 15h 40m
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Frontier Airlines15h 59m018:43Philadelphia AirportPhiladelphia Airport10:42Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 08/06/2026 18:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 09/06/2026 10:42:00. 50 Economy ticket for £133 per person are available. Travel duration is 15h 59m
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FlixBus23h 15m018:45Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from FlixBus goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 08/06/2026 18:45:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 09/06/2026 18:00:00. 50 Economy ticket for £58 per person are available. Travel duration is 23h 15m
Fastest Flights Monday
Fastest Buses Monday
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United Airlines14h 56m006:00Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 09/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 09/06/2026 20:56:00. 50 Economy ticket for £273 per person are available. Travel duration is 14h 56m
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Frontier Airlines21h 5m021:16Philadelphia AirportPhiladelphia Airport18:21Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 09/06/2026 21:16:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 10/06/2026 18:21:00. 50 Economy ticket for £100 per person are available. Travel duration is 21h 5m
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Frontier Airlines21h 48m020:33Trenton–Mercer AirportTrenton–Mercer Airport18:21Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 09/06/2026 20:33:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 10/06/2026 18:21:00. 50 Economy ticket for £85 per person are available. Travel duration is 21h 48m
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United Airlines27h 43m006:00Philadelphia AirportPhiladelphia Airport09:43Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 09/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 10/06/2026 09:43:00. 50 Economy ticket for £273 per person are available. Travel duration is 27h 43m
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Frontier Airlines28h 53m013:28Philadelphia AirportPhiladelphia Airport18:21Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 09/06/2026 13:28:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 10/06/2026 18:21:00. 50 Economy ticket for £100 per person are available. Travel duration is 28h 53m
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Greyhound US16h 0m002:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Spring Garden St Station, Philadelphia, PA (USA) at 09/06/2026 02:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 09/06/2026 18:00:00. 50 Economy ticket for £57 per person are available. Travel duration is 16h 0m
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FlixBus20h 0m022:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from Spring Garden St Station, Philadelphia, PA (USA) at 09/06/2026 22:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 10/06/2026 18:00:00. 50 Economy ticket for £56 per person are available. Travel duration is 20h 0m
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FlixBus23h 15m018:45Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from FlixBus goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 09/06/2026 18:45:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 10/06/2026 18:00:00. 50 Economy ticket for £53 per person are available. Travel duration is 23h 15m
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FlixBus23h 15m018:45Philadelphia, PAIRS Building18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from IRS Building, Philadelphia, PA (USA) at 09/06/2026 18:45:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 10/06/2026 18:00:00. 50 Economy ticket for £56 per person are available. Travel duration is 23h 15m
Fastest Flights Tuesday
Fastest Buses Tuesday
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United Airlines12h 51m008:05Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 10/06/2026 08:05:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 10/06/2026 20:56:00. 50 Economy ticket for £271 per person are available. Travel duration is 12h 51m
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United Airlines14h 56m006:00Philadelphia AirportPhiladelphia Airport20:56Knoxville AirportKnoxville Airport0EconomyA Flight from United Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 10/06/2026 06:00:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 10/06/2026 20:56:00. 50 Economy ticket for £271 per person are available. Travel duration is 14h 56m
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Allegiant Air23h 59m012:28Trenton–Mercer AirportTrenton–Mercer Airport12:27Knoxville AirportKnoxville Airport0EconomyA Flight from Allegiant Air goes from Trenton–Mercer Airport, Trenton–Mercer Airport (USA) at 10/06/2026 12:28:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 11/06/2026 12:27:00. 50 Economy ticket for £154 per person are available. Travel duration is 23h 59m
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Frontier Airlines25h 33m020:43Philadelphia AirportPhiladelphia Airport22:16Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 10/06/2026 20:43:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 11/06/2026 22:16:00. 50 Economy ticket for £97 per person are available. Travel duration is 25h 33m
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Frontier Airlines29h 19m017:10Philadelphia AirportPhiladelphia Airport22:29Knoxville AirportKnoxville Airport0EconomyA Flight from Frontier Airlines goes from Philadelphia Airport, Philadelphia Airport (USA) at 10/06/2026 17:10:00 to Knoxville Airport, Knoxville Airport (USA) arriving at 11/06/2026 22:29:00. 50 Economy ticket for £88 per person are available. Travel duration is 29h 19m
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Greyhound US16h 0m002:00Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Spring Garden St Station, Philadelphia, PA (USA) at 10/06/2026 02:00:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 10/06/2026 18:00:00. 50 Economy ticket for £62 per person are available. Travel duration is 16h 0m
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Greyhound US21h 30m020:30Philadelphia, PASpring Garden St Station18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from Greyhound US goes from Spring Garden St Station, Philadelphia, PA (USA) at 10/06/2026 20:30:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 11/06/2026 18:00:00. 50 Economy ticket for £62 per person are available. Travel duration is 21h 30m
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FlixBus23h 15m018:45Philadelphia, PASchuylkill Ave and Walnut Street18:00Knoxville, TNKnoxville Area Transit Coach Stop0EconomyA Bus from FlixBus goes from Schuylkill Ave and Walnut Street, Philadelphia, PA (USA) at 10/06/2026 18:45:00 to Knoxville Area Transit Coach Stop, Knoxville, TN (USA) arriving at 11/06/2026 18:00:00. 50 Economy ticket for £66 per person are available. Travel duration is 23h 15m
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FlixBus23h 15m018:45Philadelphia, PAIRS Building18:00Knoxville, TNGreyhound Bus Station0EconomyA Bus from FlixBus goes from IRS Building, Philadelphia, PA (USA) at 10/06/2026 18:45:00 to Greyhound Bus Station, Knoxville, TN (USA) arriving at 11/06/2026 18:00:00. 50 Economy ticket for £69 per person are available. Travel duration is 23h 15m
Fastest Flights Wednesday
Fastest Buses Wednesday
Here you will find all operators and timetables for a
Bus from Philadelphia, PA to Knoxville, TN
What are the most popular stations in Philadelphia, PA and Knoxville, TN?
In Philadelphia, PA, you will usually depart from Spring Garden St Station, 30th Street Station or The Gallery, while in Knoxville, TN you will be arriving at Knoxville Area Transit Coach Stop, Greyhound Bus Station or Transit Center, but there are many more stops to explore in both locations.
How do I decide? Some tips and tricks from our experience
Are you having trouble deciding on how to get to Knoxville, TN from Philadelphia, PA? With 8 connections between 2 Flight and Bus operators, it can be difficult to find the one ride that will make you happy. But we have some tips that can help you make the best informed decision. First of all, the best trip is always the one that meets all your needs, so make a list of all the things that you want from this journey and look for something that will satisfy all of them. Here we will go through some of the factors mostly commonly taken into consideration.
Look for the lowest price
Ticket price is usually the main concern: even if you can afford to pay more, why do it if there are cheaper options? Saving on the trip means that you can spend more on the vacation itself! Between Philadelphia, PA and Knoxville, TN, you can pay as low as £29 with a Flight from Allegiant Air.Travel duration
Time is also an important factor. An earlier departure may allow you to see a beautiful sunset or relax before an important event. And remember, time is money, so paying more for a shorter trip may be well worth it. For longer distances, flights are without doubt the best options, but be mindful of airport times and possible delays: a high-speed train may end up cheaper and faster! Here the quicker option is definitely the Flight from Allegiant Air: you will get to Knoxville, TN in just 2h 3m.Comfort makes all the difference
You should always take into account what your personal travelling preferences are. Is one hand luggage enough, or are you trasporting more? Would you like to have a snack during the journey? Can you relax in a busy compartment, or do you need space for yourself? Even among the same mode of transportation, different companies will offer you varying levels of comfort and amenities. The main operators connecting Philadelphia, PA and Knoxville, TN are Frontier Airlines, FlixBus and Greyhound US, but be sure to check what they have to offer!Save money with deals, and always compare
One last tip? Even if you live in Philadelphia, PA and Knoxville, TN is your only destination, it may be wise to check the offers from and to nearby cities or, if you are flyng, nearby airports. Check the trips from Millbourne, PA or to Wildwood, TN, and look at flights from Greater Wilmington Airport, and landing at Knoxville Airport. Comparing different routes may allow you to find deals or promotions you were not aware of. Consider also signing up to CheckMyBus to see even more exclusive promotions!Which companies offer a trip from Philadelphia, PA to Knoxville, TN?
The most popular companies between Philadelphia, PA and Knoxville, TN, are Frontier Airlines, FlixBus and Greyhound US. Be sure to check their seat class offers and the amenities that they provide.
Bus companies: FlixBus and Greyhound US
Airlines: Frontier Airlines, United Airlines and Allegiant Air
All you need to know when you travel from Philadelphia, PA to Knoxville, TN
Check all information on comfort and services on all modes of transports from Philadelphia, PA to Knoxville, TN. See which seat classes are available, and what amenities are other advantages offered by the operators on your journey.
FAQs about the trip from Philadelphia, PA to Knoxville, TN
How can I reach Knoxville, TN from Philadelphia, PA?
Every day, there are on average 8 connections between Flight and Bus, with which you can get to Knoxville, TN from Philadelphia, PA.
How far is Knoxville, TN from Philadelphia, PA?
The distance between Philadelphia, PA and Knoxville, TN is 884.3 km.
What is the most ecofriendly mode of transport between Philadelphia, PA and Knoxville, TN?
Trains and buses are by far the greenest options, with trains surpassing buses on longer routes. Planes will always be the worst polluters, especially in shorter flights, were the emissions from the takeoff and landing are less offset by the distance.
On this particular route, a bus will emit, per person, a total of 24 kgs of CO2, a train 31 kgs, a car 150 kgs, and a flight 218 kgs.
What is the cheapest mode of transport from Philadelphia, PA to Knoxville, TN?
You can get to Knoxville, TN with just £29 by taking a Flight from Allegiant Air.
What is the fastest way to get from Philadelphia, PA to Knoxville, TN?
While a plane is travelling fastest boarding and transfer to airport consumes a lot of time. Usually, high speed trains are better than flights if pure train travel time is below 4 hours. For this particular route, you can get to Knoxville, TN in just 2h 3m with a Flight from Allegiant Air.
More routes to Philadelphia, PA and to Knoxville, TN
Looking for more options? Here you can see the most popular routes to Philadelphia, PA and to Knoxville, TN. Simply click on a connection, and you’ll find all the details about the route!
