What is the best way to travel from London Heathrow Airport to Cardiff?
Looking for a trip? Check and compare all the available Buses to Cardiff from London Heathrow Airport. 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 Cardiff from London Heathrow Airport?
You can reach Cardiff with just £12 by taking a Bus from FlixBus, 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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FlixBus3h 40m022:25London Heathrow AirportHeathrow Terminal 5 Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 18/09/2025 22:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 19/09/2025 02:05:00. 50 Economy ticket for £15 per person are available. Travel duration is 3h 40m
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FlixBus3h 20m022:45London Heathrow AirportHeathrow Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 18/09/2025 22:45:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 19/09/2025 02:05:00. 50 Economy ticket for £15 per person are available. Travel duration is 3h 20m
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FlixBus4h 45m021:20London Gatwick AirportLondon Gatwick Airport - North Terminal02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from London Gatwick Airport - North Terminal, London Gatwick Airport (United Kingdom) at 18/09/2025 21:20:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 19/09/2025 02:05:00. 50 Economy ticket for £16 per person are available. Travel duration is 4h 45m
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National Express3h 15m022:25London Heathrow AirportHeathrow Terminal 5 Coach Station01:40CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 18/09/2025 22:25:00 to Coach Station, Cardiff (United Kingdom) arriving at 19/09/2025 01:40:00. 50 Economy ticket for £19 per person are available. Travel duration is 3h 15m
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National Express2h 50m019:50London Heathrow AirportHeathrow Coach Station22:40CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 18/09/2025 19:50:00 to Coach Station, Cardiff (United Kingdom) arriving at 18/09/2025 22:40:00. 50 Economy ticket for £19 per person are available. Travel duration is 2h 50m
Cheapest Buses Thursday
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FlixBus3h 40m022:25London Heathrow AirportHeathrow Terminal 5 Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 19/09/2025 22:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 20/09/2025 02:05:00. 50 Economy ticket for £17 per person are available. Travel duration is 3h 40m
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FlixBus3h 20m022:45London Heathrow AirportHeathrow Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 19/09/2025 22:45:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 20/09/2025 02:05:00. 50 Economy ticket for £17 per person are available. Travel duration is 3h 20m
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FlixBus3h 40m000:25London Heathrow AirportHeathrow Terminal 5 Coach Station04:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 19/09/2025 00:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 19/09/2025 04:05:00. 50 Economy ticket for £18 per person are available. Travel duration is 3h 40m
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National Express3h 50m000:10London Heathrow AirportHeathrow Terminal 5 Coach Station04:00CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 19/09/2025 00:10:00 to Coach Station, Cardiff (United Kingdom) arriving at 19/09/2025 04:00:00. 50 Economy ticket for £19 per person are available. Travel duration is 3h 50m
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National Express3h 15m019:25London Heathrow AirportHeathrow Terminal 5 Coach Station22:40CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 19/09/2025 19:25:00 to Coach Station, Cardiff (United Kingdom) arriving at 19/09/2025 22:40:00. 50 Economy ticket for £19 per person are available. Travel duration is 3h 15m
Cheapest Buses Friday
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FlixBus3h 40m022:25London Heathrow AirportHeathrow Terminal 5 Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 20/09/2025 22:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 21/09/2025 02:05:00. 50 Economy ticket for £16 per person are available. Travel duration is 3h 40m
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FlixBus3h 20m022:45London Heathrow AirportHeathrow Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 20/09/2025 22:45:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 21/09/2025 02:05:00. 50 Economy ticket for £16 per person are available. Travel duration is 3h 20m
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FlixBus4h 45m021:20London Gatwick AirportLondon Gatwick Airport - North Terminal02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from London Gatwick Airport - North Terminal, London Gatwick Airport (United Kingdom) at 20/09/2025 21:20:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 21/09/2025 02:05:00. 50 Economy ticket for £16 per person are available. Travel duration is 4h 45m
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National Express3h 50m000:10London Heathrow AirportHeathrow Terminal 5 Coach Station04:00CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 20/09/2025 00:10:00 to Coach Station, Cardiff (United Kingdom) arriving at 20/09/2025 04:00:00. 50 Economy ticket for £19 per person are available. Travel duration is 3h 50m
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National Express3h 30m000:30London Heathrow AirportHeathrow Coach Station04:00CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 20/09/2025 00:30:00 to Coach Station, Cardiff (United Kingdom) arriving at 20/09/2025 04:00:00. 50 Economy ticket for £19 per person are available. Travel duration is 3h 30m
Cheapest Buses Saturday
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FlixBus5h 25m010:05London Gatwick AirportLondon Gatwick Airport - North Terminal15:30CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from London Gatwick Airport - North Terminal, London Gatwick Airport (United Kingdom) at 21/09/2025 10:05:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 21/09/2025 15:30:00. 50 Economy ticket for £15 per person are available. Travel duration is 5h 25m
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FlixBus5h 0m017:15London Gatwick AirportLondon Gatwick Airport - North Terminal22:15CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from London Gatwick Airport - North Terminal, London Gatwick Airport (United Kingdom) at 21/09/2025 17:15:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 21/09/2025 22:15:00. 50 Economy ticket for £15 per person are available. Travel duration is 5h 0m
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FlixBus4h 55m019:25London Gatwick AirportLondon Gatwick Airport - North Terminal00:20CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from London Gatwick Airport - North Terminal, London Gatwick Airport (United Kingdom) at 21/09/2025 19:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 22/09/2025 00:20:00. 50 Economy ticket for £15 per person are available. Travel duration is 4h 55m
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National Express5h 10m020:35London Heathrow AirportHeathrow Terminal 5 Coach Station01:45CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 21/09/2025 20:35:00 to University, Cardiff (United Kingdom) arriving at 22/09/2025 01:45:00. 50 Economy ticket for £16 per person are available. Travel duration is 5h 10m
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National Express4h 50m020:55London Heathrow AirportHeathrow Coach Station01:45CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 21/09/2025 20:55:00 to University, Cardiff (United Kingdom) arriving at 22/09/2025 01:45:00. 50 Economy ticket for £16 per person are available. Travel duration is 4h 50m
Cheapest Buses Sunday
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FlixBus4h 10m011:20London Heathrow AirportHeathrow Terminal 5 Coach Station15:30CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 22/09/2025 11:20:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 22/09/2025 15:30:00. 50 Economy ticket for £13 per person are available. Travel duration is 4h 10m
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FlixBus3h 45m020:35London Heathrow AirportHeathrow Terminal 5 Coach Station00:20CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 22/09/2025 20:35:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 23/09/2025 00:20:00. 50 Economy ticket for £13 per person are available. Travel duration is 3h 45m
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FlixBus3h 40m022:25London Heathrow AirportHeathrow Terminal 5 Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 22/09/2025 22:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 23/09/2025 02:05:00. 50 Economy ticket for £13 per person are available. Travel duration is 3h 40m
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National Express4h 50m020:55London Heathrow AirportHeathrow Coach Station01:45CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 22/09/2025 20:55:00 to University, Cardiff (United Kingdom) arriving at 23/09/2025 01:45:00. 50 Economy ticket for £14 per person are available. Travel duration is 4h 50m
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National Express5h 10m020:35London Heathrow AirportHeathrow Terminal 5 Coach Station01:45CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 22/09/2025 20:35:00 to University, Cardiff (United Kingdom) arriving at 23/09/2025 01:45:00. 50 Economy ticket for £15 per person are available. Travel duration is 5h 10m
Cheapest Buses Monday
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FlixBus3h 40m000:25London Heathrow AirportHeathrow Terminal 5 Coach Station04:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 23/09/2025 00:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 23/09/2025 04:05:00. 50 Economy ticket for £12 per person are available. Travel duration is 3h 40m
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FlixBus3h 40m022:25London Heathrow AirportHeathrow Terminal 5 Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 23/09/2025 22:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 24/09/2025 02:05:00. 50 Economy ticket for £12 per person are available. Travel duration is 3h 40m
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FlixBus3h 20m000:45London Heathrow AirportHeathrow Coach Station04:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 23/09/2025 00:45:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 23/09/2025 04:05:00. 50 Economy ticket for £12 per person are available. Travel duration is 3h 20m
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National Express5h 25m019:20London Heathrow AirportHeathrow Terminal 5 Coach Station00:45CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 23/09/2025 19:20:00 to University, Cardiff (United Kingdom) arriving at 24/09/2025 00:45:00. 50 Economy ticket for £17 per person are available. Travel duration is 5h 25m
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National Express5h 45m014:30London Heathrow AirportHeathrow Terminal 5 Coach Station20:15CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 23/09/2025 14:30:00 to University, Cardiff (United Kingdom) arriving at 23/09/2025 20:15:00. 50 Economy ticket for £18 per person are available. Travel duration is 5h 45m
Cheapest Buses Tuesday
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FlixBus3h 40m000:25London Heathrow AirportHeathrow Terminal 5 Coach Station04:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 24/09/2025 00:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 24/09/2025 04:05:00. 50 Economy ticket for £12 per person are available. Travel duration is 3h 40m
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FlixBus4h 10m011:20London Heathrow AirportHeathrow Terminal 5 Coach Station15:30CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 24/09/2025 11:20:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 24/09/2025 15:30:00. 50 Economy ticket for £12 per person are available. Travel duration is 4h 10m
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FlixBus4h 10m014:25London Heathrow AirportHeathrow Terminal 5 Coach Station18:35CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 24/09/2025 14:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 24/09/2025 18:35:00. 50 Economy ticket for £12 per person are available. Travel duration is 4h 10m
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National Express5h 25m019:20London Heathrow AirportHeathrow Terminal 5 Coach Station00:45CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 24/09/2025 19:20:00 to University, Cardiff (United Kingdom) arriving at 25/09/2025 00:45:00. 50 Economy ticket for £19 per person are available. Travel duration is 5h 25m
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National Express3h 50m000:10London Heathrow AirportHeathrow Terminal 5 Coach Station04:00CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 24/09/2025 00:10:00 to Coach Station, Cardiff (United Kingdom) arriving at 24/09/2025 04:00:00. 50 Economy ticket for £19 per person are available. Travel duration is 3h 50m
Cheapest Buses Wednesday
What are the fastest trips from London Heathrow Airport to Cardiff?
You can get to Cardiff from London Heathrow Airport in just 2h 50m with a Bus from National Express. 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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National Express2h 50m019:50London Heathrow AirportHeathrow Coach Station22:40CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 18/09/2025 19:50:00 to Coach Station, Cardiff (United Kingdom) arriving at 18/09/2025 22:40:00. 50 Economy ticket for £19 per person are available. Travel duration is 2h 50m
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National Express3h 15m022:25London Heathrow AirportHeathrow Terminal 5 Coach Station01:40CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 18/09/2025 22:25:00 to Coach Station, Cardiff (United Kingdom) arriving at 19/09/2025 01:40:00. 50 Economy ticket for £19 per person are available. Travel duration is 3h 15m
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FlixBus3h 20m022:45London Heathrow AirportHeathrow Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 18/09/2025 22:45:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 19/09/2025 02:05:00. 50 Economy ticket for £15 per person are available. Travel duration is 3h 20m
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FlixBus3h 40m022:25London Heathrow AirportHeathrow Terminal 5 Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 18/09/2025 22:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 19/09/2025 02:05:00. 50 Economy ticket for £15 per person are available. Travel duration is 3h 40m
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FlixBus4h 45m021:20London Gatwick AirportLondon Gatwick Airport - North Terminal02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from London Gatwick Airport - North Terminal, London Gatwick Airport (United Kingdom) at 18/09/2025 21:20:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 19/09/2025 02:05:00. 50 Economy ticket for £16 per person are available. Travel duration is 4h 45m
Fastest Buses Thursday
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National Express3h 15m019:25London Heathrow AirportHeathrow Terminal 5 Coach Station22:40CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 19/09/2025 19:25:00 to Coach Station, Cardiff (United Kingdom) arriving at 19/09/2025 22:40:00. 50 Economy ticket for £19 per person are available. Travel duration is 3h 15m
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FlixBus3h 20m022:45London Heathrow AirportHeathrow Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 19/09/2025 22:45:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 20/09/2025 02:05:00. 50 Economy ticket for £17 per person are available. Travel duration is 3h 20m
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FlixBus3h 40m022:25London Heathrow AirportHeathrow Terminal 5 Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 19/09/2025 22:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 20/09/2025 02:05:00. 50 Economy ticket for £17 per person are available. Travel duration is 3h 40m
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FlixBus3h 40m000:25London Heathrow AirportHeathrow Terminal 5 Coach Station04:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 19/09/2025 00:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 19/09/2025 04:05:00. 50 Economy ticket for £18 per person are available. Travel duration is 3h 40m
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National Express3h 50m000:10London Heathrow AirportHeathrow Terminal 5 Coach Station04:00CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 19/09/2025 00:10:00 to Coach Station, Cardiff (United Kingdom) arriving at 19/09/2025 04:00:00. 50 Economy ticket for £19 per person are available. Travel duration is 3h 50m
Fastest Buses Friday
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FlixBus3h 20m022:45London Heathrow AirportHeathrow Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 20/09/2025 22:45:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 21/09/2025 02:05:00. 50 Economy ticket for £16 per person are available. Travel duration is 3h 20m
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National Express3h 30m000:30London Heathrow AirportHeathrow Coach Station04:00CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 20/09/2025 00:30:00 to Coach Station, Cardiff (United Kingdom) arriving at 20/09/2025 04:00:00. 50 Economy ticket for £19 per person are available. Travel duration is 3h 30m
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FlixBus3h 40m022:25London Heathrow AirportHeathrow Terminal 5 Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 20/09/2025 22:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 21/09/2025 02:05:00. 50 Economy ticket for £16 per person are available. Travel duration is 3h 40m
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National Express3h 50m000:10London Heathrow AirportHeathrow Terminal 5 Coach Station04:00CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 20/09/2025 00:10:00 to Coach Station, Cardiff (United Kingdom) arriving at 20/09/2025 04:00:00. 50 Economy ticket for £19 per person are available. Travel duration is 3h 50m
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FlixBus4h 45m021:20London Gatwick AirportLondon Gatwick Airport - North Terminal02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from London Gatwick Airport - North Terminal, London Gatwick Airport (United Kingdom) at 20/09/2025 21:20:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 21/09/2025 02:05:00. 50 Economy ticket for £16 per person are available. Travel duration is 4h 45m
Fastest Buses Saturday
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National Express4h 50m020:55London Heathrow AirportHeathrow Coach Station01:45CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 21/09/2025 20:55:00 to University, Cardiff (United Kingdom) arriving at 22/09/2025 01:45:00. 50 Economy ticket for £16 per person are available. Travel duration is 4h 50m
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FlixBus4h 55m019:25London Gatwick AirportLondon Gatwick Airport - North Terminal00:20CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from London Gatwick Airport - North Terminal, London Gatwick Airport (United Kingdom) at 21/09/2025 19:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 22/09/2025 00:20:00. 50 Economy ticket for £15 per person are available. Travel duration is 4h 55m
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FlixBus5h 0m017:15London Gatwick AirportLondon Gatwick Airport - North Terminal22:15CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from London Gatwick Airport - North Terminal, London Gatwick Airport (United Kingdom) at 21/09/2025 17:15:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 21/09/2025 22:15:00. 50 Economy ticket for £15 per person are available. Travel duration is 5h 0m
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National Express5h 10m020:35London Heathrow AirportHeathrow Terminal 5 Coach Station01:45CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 21/09/2025 20:35:00 to University, Cardiff (United Kingdom) arriving at 22/09/2025 01:45:00. 50 Economy ticket for £16 per person are available. Travel duration is 5h 10m
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FlixBus5h 25m010:05London Gatwick AirportLondon Gatwick Airport - North Terminal15:30CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from London Gatwick Airport - North Terminal, London Gatwick Airport (United Kingdom) at 21/09/2025 10:05:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 21/09/2025 15:30:00. 50 Economy ticket for £15 per person are available. Travel duration is 5h 25m
Fastest Buses Sunday
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FlixBus3h 40m022:25London Heathrow AirportHeathrow Terminal 5 Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 22/09/2025 22:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 23/09/2025 02:05:00. 50 Economy ticket for £13 per person are available. Travel duration is 3h 40m
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FlixBus3h 45m020:35London Heathrow AirportHeathrow Terminal 5 Coach Station00:20CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 22/09/2025 20:35:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 23/09/2025 00:20:00. 50 Economy ticket for £13 per person are available. Travel duration is 3h 45m
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FlixBus4h 10m011:20London Heathrow AirportHeathrow Terminal 5 Coach Station15:30CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 22/09/2025 11:20:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 22/09/2025 15:30:00. 50 Economy ticket for £13 per person are available. Travel duration is 4h 10m
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National Express4h 50m020:55London Heathrow AirportHeathrow Coach Station01:45CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 22/09/2025 20:55:00 to University, Cardiff (United Kingdom) arriving at 23/09/2025 01:45:00. 50 Economy ticket for £14 per person are available. Travel duration is 4h 50m
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National Express5h 10m020:35London Heathrow AirportHeathrow Terminal 5 Coach Station01:45CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 22/09/2025 20:35:00 to University, Cardiff (United Kingdom) arriving at 23/09/2025 01:45:00. 50 Economy ticket for £15 per person are available. Travel duration is 5h 10m
Fastest Buses Monday
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FlixBus3h 20m000:45London Heathrow AirportHeathrow Coach Station04:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Coach Station, London Heathrow Airport (United Kingdom) at 23/09/2025 00:45:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 23/09/2025 04:05:00. 50 Economy ticket for £12 per person are available. Travel duration is 3h 20m
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FlixBus3h 40m000:25London Heathrow AirportHeathrow Terminal 5 Coach Station04:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 23/09/2025 00:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 23/09/2025 04:05:00. 50 Economy ticket for £12 per person are available. Travel duration is 3h 40m
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FlixBus3h 40m022:25London Heathrow AirportHeathrow Terminal 5 Coach Station02:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 23/09/2025 22:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 24/09/2025 02:05:00. 50 Economy ticket for £12 per person are available. Travel duration is 3h 40m
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National Express5h 25m019:20London Heathrow AirportHeathrow Terminal 5 Coach Station00:45CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 23/09/2025 19:20:00 to University, Cardiff (United Kingdom) arriving at 24/09/2025 00:45:00. 50 Economy ticket for £17 per person are available. Travel duration is 5h 25m
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National Express5h 45m014:30London Heathrow AirportHeathrow Terminal 5 Coach Station20:15CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 23/09/2025 14:30:00 to University, Cardiff (United Kingdom) arriving at 23/09/2025 20:15:00. 50 Economy ticket for £18 per person are available. Travel duration is 5h 45m
Fastest Buses Tuesday
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FlixBus3h 40m000:25London Heathrow AirportHeathrow Terminal 5 Coach Station04:05CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 24/09/2025 00:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 24/09/2025 04:05:00. 50 Economy ticket for £12 per person are available. Travel duration is 3h 40m
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National Express3h 50m000:10London Heathrow AirportHeathrow Terminal 5 Coach Station04:00CardiffCoach Station0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 24/09/2025 00:10:00 to Coach Station, Cardiff (United Kingdom) arriving at 24/09/2025 04:00:00. 50 Economy ticket for £19 per person are available. Travel duration is 3h 50m
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FlixBus4h 10m011:20London Heathrow AirportHeathrow Terminal 5 Coach Station15:30CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 24/09/2025 11:20:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 24/09/2025 15:30:00. 50 Economy ticket for £12 per person are available. Travel duration is 4h 10m
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FlixBus4h 10m014:25London Heathrow AirportHeathrow Terminal 5 Coach Station18:35CardiffKingsway Coach Stop0EconomyA Bus from FlixBus goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 24/09/2025 14:25:00 to Kingsway Coach Stop, Cardiff (United Kingdom) arriving at 24/09/2025 18:35:00. 50 Economy ticket for £12 per person are available. Travel duration is 4h 10m
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National Express5h 25m019:20London Heathrow AirportHeathrow Terminal 5 Coach Station00:45CardiffUniversity0EconomyA Bus from National Express goes from Heathrow Terminal 5 Coach Station, London Heathrow Airport (United Kingdom) at 24/09/2025 19:20:00 to University, Cardiff (United Kingdom) arriving at 25/09/2025 00:45:00. 50 Economy ticket for £19 per person are available. Travel duration is 5h 25m
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Here you will find all operators and timetables for a
Bus from London Heathrow Airport to Cardiff
What are the most popular stations in London Heathrow Airport and Cardiff?
In London Heathrow Airport, you will usually depart from Heathrow Terminal 5 Coach Station, London Heathrow Airport - Hyatt Place or London Heathrow Airport - Compass Centre, while in Cardiff you will be arriving at Central Station, Bus Interchange or National Museum, 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 Cardiff from London Heathrow Airport? With 5 connections between 2 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 London Heathrow Airport and Cardiff, you can pay as low as £12 with a Bus from FlixBus.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 Bus from National Express: you will get to Cardiff in just 2h 50m.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 London Heathrow Airport and Cardiff are FlixBus and National Express, 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 London Heathrow Airport and Cardiff 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 Harmondsworth or to Newlyn, and look at flights from Farnborough Airport, and landing at Cardiff 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 London Heathrow Airport to Cardiff?
The most popular companies between London Heathrow Airport and Cardiff, are FlixBus and National Express. Be sure to check their seat class offers and the amenities that they provide.
Bus companies: FlixBus and National Express
All you need to know when you travel from London Heathrow Airport to Cardiff
Check all information on comfort and services on all modes of transports from London Heathrow Airport to Cardiff. See which seat classes are available, and what amenities are other advantages offered by the operators on your journey.
FAQs about the trip from London Heathrow Airport to Cardiff
How can I reach Cardiff from London Heathrow Airport?
Every day, there are on average 5 connections between Bus, with which you can get to Cardiff from London Heathrow Airport.
How far is Cardiff from London Heathrow Airport?
The distance between London Heathrow Airport and Cardiff is 188.7 km.
What is the most ecofriendly mode of transport between London Heathrow Airport and Cardiff?
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 5 kgs of CO2, a train 7 kgs, a car 32 kgs, and a flight 46 kgs.
What is the cheapest mode of transport from London Heathrow Airport to Cardiff?
You can get to Cardiff with just £12 by taking a Bus from FlixBus.
What is the fastest way to get from London Heathrow Airport to Cardiff?
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 Cardiff in just 2h 50m with a Bus from National Express.
More routes to London Heathrow Airport and to Cardiff
Looking for more options? Here you can see the most popular routes to London Heathrow Airport and to Cardiff. Simply click on a connection, and you’ll find all the details about the route!
- Trips to London Heathrow Airport
- Bath to London Heathrow Airport
- Birmingham to London Heathrow Airport
- Bridgend to London Heathrow Airport
- Bristol to London Heathrow Airport
- Cambridge to London Heathrow Airport
- Cardiff to London Heathrow Airport
- Chepstow to London Heathrow Airport
- Coventry to London Heathrow Airport
- Dorchester to London Heathrow Airport
- Exeter to London Heathrow Airport
- Glasgow to London Heathrow Airport
- High Wycombe to London Heathrow Airport
- Leicester to London Heathrow Airport
- London Gatwick Airport to London Heathrow Airport
- London Stansted Airport to London Heathrow Airport
- Milton Keynes to London Heathrow Airport
- Newcastle upon Tyne to London Heathrow Airport
- Northampton to London Heathrow Airport
- Nottingham to London Heathrow Airport
- Oxford to London Heathrow Airport
- Sheffield to London Heathrow Airport
- Stoke-on-Trent to London Heathrow Airport
- Swindon to London Heathrow Airport
- Taunton to London Heathrow Airport
- Trips to Cardiff
- Amsterdam to Cardiff
- Bath to Cardiff
- Birmingham to Cardiff
- Blackpool to Cardiff
- Bournemouth to Cardiff
- Bradford to Cardiff
- Brighton to Cardiff
- Bristol to Cardiff
- Exeter to Cardiff
- Glasgow to Cardiff
- Liverpool to Cardiff
- London to Cardiff
- Manchester to Cardiff
- Nottingham to Cardiff
- Pembroke to Cardiff
- Portsmouth to Cardiff
- Reading to Cardiff
- Sheffield to Cardiff
- Southampton to Cardiff
- Swansea to Cardiff
- Swindon to Cardiff
- Taunton to Cardiff
- Tenby to Cardiff
- Zurich to Cardiff