What is the best way to travel from Flensburg to Klagenfurt?
Looking for a trip? Check and compare all the available Flights, Trains and Buses to Klagenfurt from Flensburg. 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 Klagenfurt from Flensburg?
You can reach Klagenfurt with just £62 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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FlixBus24h 30m002:00FlensburgCentral Station02:30KlagenfurtCentral Coach Station0EconomyA Bus from FlixBus goes from Central Station, Flensburg (Germany) at 16/09/2026 02:00:00 to Central Coach Station, Klagenfurt (Austria) arriving at 17/09/2026 02:30:00. 50 Economy ticket for £62 per person are available. Travel duration is 24h 30m
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FlixBus22h 15m007:05FlensburgCentral Station05:20KlagenfurtCentral Coach Station0EconomyA Bus from FlixBus goes from Central Station, Flensburg (Germany) at 16/09/2026 07:05:00 to Central Coach Station, Klagenfurt (Austria) arriving at 17/09/2026 05:20:00. 50 Economy ticket for £63 per person are available. Travel duration is 22h 15m
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FlixBus31h 0m021:00FlensburgCentral Station04:00KlagenfurtCentral Coach Station0EconomyA Bus from FlixBus goes from Central Station, Flensburg (Germany) at 16/09/2026 21:00:00 to Central Coach Station, Klagenfurt (Austria) arriving at 18/09/2026 04:00:00. 50 Economy ticket for £75 per person are available. Travel duration is 31h 0m
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Deutsche Bahn18h 43m014:17FlensburgCentral Station09:00KlagenfurtTrain Station0EconomyA Train from Deutsche Bahn goes from Central Station, Flensburg (Germany) at 16/09/2026 14:17:00 to Train Station, Klagenfurt (Austria) arriving at 17/09/2026 09:00:00. 50 Economy ticket for £86 per person are available. Travel duration is 18h 43m
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Deutsche Bahn13h 49m011:17FlensburgCentral Station01:06KlagenfurtTrain Station0EconomyA Train from Deutsche Bahn goes from Central Station, Flensburg (Germany) at 16/09/2026 11:17:00 to Train Station, Klagenfurt (Austria) arriving at 17/09/2026 01:06:00. 50 Economy ticket for £112 per person are available. Travel duration is 13h 49m
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Deutsche Bahn19h 43m015:17FlensburgCentral Station11:00KlagenfurtTrain Station0EconomyA Train from Deutsche Bahn goes from Central Station, Flensburg (Germany) at 16/09/2026 15:17:00 to Train Station, Klagenfurt (Austria) arriving at 17/09/2026 11:00:00. 50 Economy ticket for £112 per person are available. Travel duration is 19h 43m
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Deutsche Bahn17h 43m019:17FlensburgCentral Station13:00KlagenfurtTrain Station0EconomyA Train from Deutsche Bahn goes from Central Station, Flensburg (Germany) at 16/09/2026 19:17:00 to Train Station, Klagenfurt (Austria) arriving at 17/09/2026 13:00:00. 50 Economy ticket for £112 per person are available. Travel duration is 17h 43m
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Air Alsie18h 45m019:15Sønderborg AirportSønderborg Airport14:00Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 16/09/2026 19:15:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 17/09/2026 14:00:00. 50 Economy ticket for £235 per person are available. Travel duration is 18h 45m
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Air Alsie8h 30m007:00Sønderborg AirportSønderborg Airport15:30Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 16/09/2026 07:00:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 16/09/2026 15:30:00. 50 Economy ticket for £236 per person are available. Travel duration is 8h 30m
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Air Alsie31h 0m007:00Sønderborg AirportSønderborg Airport14:00Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 16/09/2026 07:00:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 17/09/2026 14:00:00. 50 Economy ticket for £241 per person are available. Travel duration is 31h 0m
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Air Alsie28h 30m009:30Sønderborg AirportSønderborg Airport14:00Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 16/09/2026 09:30:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 17/09/2026 14:00:00. 50 Economy ticket for £241 per person are available. Travel duration is 28h 30m
Cheapest Buses Wednesday
Cheapest Trains Wednesday
Cheapest Flights Wednesday
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Air Alsie23h 10m016:00Sønderborg AirportSønderborg Airport15:10Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 20/09/2026 16:00:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 21/09/2026 15:10:00. 50 Economy ticket for £208 per person are available. Travel duration is 23h 10m
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Air Alsie22h 0m016:00Sønderborg AirportSønderborg Airport14:00Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 20/09/2026 16:00:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 21/09/2026 14:00:00. 50 Economy ticket for £226 per person are available. Travel duration is 22h 0m
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Air Alsie17h 50m016:00Sønderborg AirportSønderborg Airport09:50Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 20/09/2026 16:00:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 21/09/2026 09:50:00. 50 Economy ticket for £284 per person are available. Travel duration is 17h 50m
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Air Alsie7h 20m016:00Sønderborg AirportSønderborg Airport23:20Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 20/09/2026 16:00:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 20/09/2026 23:20:00. 50 Economy ticket for £709 per person are available. Travel duration is 7h 20m
Cheapest Flights Sunday
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Air Alsie21h 55m016:45Sønderborg AirportSønderborg Airport14:40Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 21/09/2026 16:45:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 22/09/2026 14:40:00. 50 Economy ticket for £173 per person are available. Travel duration is 21h 55m
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Air Alsie29h 10m009:30Sønderborg AirportSønderborg Airport14:40Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 21/09/2026 09:30:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 22/09/2026 14:40:00. 50 Economy ticket for £238 per person are available. Travel duration is 29h 10m
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Air Alsie25h 10m013:30Sønderborg AirportSønderborg Airport14:40Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 21/09/2026 13:30:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 22/09/2026 14:40:00. 50 Economy ticket for £238 per person are available. Travel duration is 25h 10m
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Air Alsie31h 0m007:00Sønderborg AirportSønderborg Airport14:00Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 21/09/2026 07:00:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 22/09/2026 14:00:00. 50 Economy ticket for £240 per person are available. Travel duration is 31h 0m
Cheapest Flights Monday
What are the fastest trips from Flensburg to Klagenfurt?
You can get to Klagenfurt from Flensburg in just 7h 20m with a Flight from Air Alsie. 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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Air Alsie8h 30m007:00Sønderborg AirportSønderborg Airport15:30Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 16/09/2026 07:00:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 16/09/2026 15:30:00. 50 Economy ticket for £236 per person are available. Travel duration is 8h 30m
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Air Alsie18h 45m019:15Sønderborg AirportSønderborg Airport14:00Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 16/09/2026 19:15:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 17/09/2026 14:00:00. 50 Economy ticket for £235 per person are available. Travel duration is 18h 45m
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Air Alsie21h 15m016:45Sønderborg AirportSønderborg Airport14:00Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 16/09/2026 16:45:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 17/09/2026 14:00:00. 50 Economy ticket for £241 per person are available. Travel duration is 21h 15m
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Air Alsie28h 30m009:30Sønderborg AirportSønderborg Airport14:00Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 16/09/2026 09:30:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 17/09/2026 14:00:00. 50 Economy ticket for £241 per person are available. Travel duration is 28h 30m
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Deutsche Bahn13h 49m011:17FlensburgCentral Station01:06KlagenfurtTrain Station0EconomyA Train from Deutsche Bahn goes from Central Station, Flensburg (Germany) at 16/09/2026 11:17:00 to Train Station, Klagenfurt (Austria) arriving at 17/09/2026 01:06:00. 50 Economy ticket for £112 per person are available. Travel duration is 13h 49m
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Deutsche Bahn17h 43m019:17FlensburgCentral Station13:00KlagenfurtTrain Station0EconomyA Train from Deutsche Bahn goes from Central Station, Flensburg (Germany) at 16/09/2026 19:17:00 to Train Station, Klagenfurt (Austria) arriving at 17/09/2026 13:00:00. 50 Economy ticket for £112 per person are available. Travel duration is 17h 43m
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Deutsche Bahn18h 43m014:17FlensburgCentral Station09:00KlagenfurtTrain Station0EconomyA Train from Deutsche Bahn goes from Central Station, Flensburg (Germany) at 16/09/2026 14:17:00 to Train Station, Klagenfurt (Austria) arriving at 17/09/2026 09:00:00. 50 Economy ticket for £86 per person are available. Travel duration is 18h 43m
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Deutsche Bahn19h 43m015:17FlensburgCentral Station11:00KlagenfurtTrain Station0EconomyA Train from Deutsche Bahn goes from Central Station, Flensburg (Germany) at 16/09/2026 15:17:00 to Train Station, Klagenfurt (Austria) arriving at 17/09/2026 11:00:00. 50 Economy ticket for £112 per person are available. Travel duration is 19h 43m
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FlixBus22h 15m007:05FlensburgCentral Station05:20KlagenfurtCentral Coach Station0EconomyA Bus from FlixBus goes from Central Station, Flensburg (Germany) at 16/09/2026 07:05:00 to Central Coach Station, Klagenfurt (Austria) arriving at 17/09/2026 05:20:00. 50 Economy ticket for £63 per person are available. Travel duration is 22h 15m
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FlixBus24h 30m002:00FlensburgCentral Station02:30KlagenfurtCentral Coach Station0EconomyA Bus from FlixBus goes from Central Station, Flensburg (Germany) at 16/09/2026 02:00:00 to Central Coach Station, Klagenfurt (Austria) arriving at 17/09/2026 02:30:00. 50 Economy ticket for £62 per person are available. Travel duration is 24h 30m
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FlixBus31h 0m021:00FlensburgCentral Station04:00KlagenfurtCentral Coach Station0EconomyA Bus from FlixBus goes from Central Station, Flensburg (Germany) at 16/09/2026 21:00:00 to Central Coach Station, Klagenfurt (Austria) arriving at 18/09/2026 04:00:00. 50 Economy ticket for £75 per person are available. Travel duration is 31h 0m
Fastest Flights Wednesday
Fastest Trains Wednesday
Fastest Buses Wednesday
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Air Alsie7h 20m016:00Sønderborg AirportSønderborg Airport23:20Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 20/09/2026 16:00:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 20/09/2026 23:20:00. 50 Economy ticket for £709 per person are available. Travel duration is 7h 20m
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Air Alsie17h 50m016:00Sønderborg AirportSønderborg Airport09:50Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 20/09/2026 16:00:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 21/09/2026 09:50:00. 50 Economy ticket for £284 per person are available. Travel duration is 17h 50m
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Air Alsie22h 0m016:00Sønderborg AirportSønderborg Airport14:00Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 20/09/2026 16:00:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 21/09/2026 14:00:00. 50 Economy ticket for £226 per person are available. Travel duration is 22h 0m
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Air Alsie23h 10m016:00Sønderborg AirportSønderborg Airport15:10Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 20/09/2026 16:00:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 21/09/2026 15:10:00. 50 Economy ticket for £208 per person are available. Travel duration is 23h 10m
Fastest Flights Sunday
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Air Alsie21h 55m016:45Sønderborg AirportSønderborg Airport14:40Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 21/09/2026 16:45:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 22/09/2026 14:40:00. 50 Economy ticket for £173 per person are available. Travel duration is 21h 55m
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Air Alsie25h 10m013:30Sønderborg AirportSønderborg Airport14:40Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 21/09/2026 13:30:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 22/09/2026 14:40:00. 50 Economy ticket for £238 per person are available. Travel duration is 25h 10m
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Air Alsie28h 30m009:30Sønderborg AirportSønderborg Airport14:00Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 21/09/2026 09:30:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 22/09/2026 14:00:00. 50 Economy ticket for £240 per person are available. Travel duration is 28h 30m
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Air Alsie29h 10m009:30Sønderborg AirportSønderborg Airport14:40Klagenfurt AirportKlagenfurt Airport0EconomyA Flight from Air Alsie goes from Sønderborg Airport, Sønderborg Airport (Denmark) at 21/09/2026 09:30:00 to Klagenfurt Airport, Klagenfurt Airport (Austria) arriving at 22/09/2026 14:40:00. 50 Economy ticket for £238 per person are available. Travel duration is 29h 10m
Fastest Flights Monday
Here you will find all operators and timetables for a
Bus from Flensburg to Klagenfurt
What are the most popular stations in Flensburg and Klagenfurt?
In Flensburg, you will usually depart from Rathaus Bus Stop, Central Bus Station or Central Station, while in Klagenfurt you will be arriving at Ostbahnhof, Central Coach Station or Train Station, 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 Klagenfurt from Flensburg? With 7 connections between 2 Flight, Train 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 Flensburg and Klagenfurt, you can pay as low as £62 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 Flight from Air Alsie: you will get to Klagenfurt in just 7h 20m.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 Flensburg and Klagenfurt are Air Alsie, Deutsche Bahn and FlixBus, 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 Flensburg and Klagenfurt 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 Wees or to Klagenfurt Airport, and look at flights from Sønderborg Airport, and landing at Ljubljana 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 Flensburg to Klagenfurt?
The most popular companies between Flensburg and Klagenfurt, are Air Alsie, Deutsche Bahn and FlixBus. Be sure to check their seat class offers and the amenities that they provide.
Bus companies: FlixBus
Train companies: Deutsche Bahn
Airlines: Air Alsie
All you need to know when you travel from Flensburg to Klagenfurt
Check all information on comfort and services on all modes of transports from Flensburg to Klagenfurt. See which seat classes are available, and what amenities are other advantages offered by the operators on your journey.
FAQs about the trip from Flensburg to Klagenfurt
How can I reach Klagenfurt from Flensburg?
Every day, there are on average 7 connections between Flight, Train and Bus, with which you can get to Klagenfurt from Flensburg.
How far is Klagenfurt from Flensburg?
The distance between Flensburg and Klagenfurt is 969.8 km.
What is the most ecofriendly mode of transport between Flensburg and Klagenfurt?
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 26 kgs of CO2, a train 34 kgs, a car 165 kgs, and a flight 239 kgs.
What is the cheapest mode of transport from Flensburg to Klagenfurt?
You can get to Klagenfurt with just £62 by taking a Bus from FlixBus.
What is the fastest way to get from Flensburg to Klagenfurt?
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 Klagenfurt in just 7h 20m with a Flight from Air Alsie.
More routes to Flensburg and to Klagenfurt
Looking for more options? Here you can see the most popular routes to Flensburg and to Klagenfurt. Simply click on a connection, and you’ll find all the details about the route!
