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Flights to Klagenfurt

£88 Cheap flights to Klagenfurt

1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from the United Kingdom to Klagenfurt

Cheap return flights

Enter your travel dates to find the best prices.
Austrian Airlines Logo
06:00 - 10:30LHR  London Heathrow-KLU Klagenfurt
3h 30m1 stop Vienna Intl
Austrian Airlines Logo
11:15 - 18:40KLU  Klagenfurt-LHR London Heathrow
8h 25m1 stop Vienna Intl
£185Austrian Airlines
Tue, 1 Dec - Tue, 8 Dec
Austrian Airlines Logo
06:00 - 10:30LHR  London Heathrow-KLU Klagenfurt
3h 30m1 stop Vienna Intl
Austrian Airlines Logo
11:15 - 18:40KLU  Klagenfurt-LHR London Heathrow
8h 25m1 stop Vienna Intl
£186Austrian Airlines
Tue, 24 Nov - Tue, 1 Dec
Austrian Airlines Logo
06:00 - 10:30LHR  London Heathrow-KLU Klagenfurt
3h 30m1 stop Vienna Intl
Austrian Airlines Logo
11:15 - 21:40KLU  Klagenfurt-LHR London Heathrow
11h 25m1 stop Vienna Intl
£187Austrian Airlines
Tue, 1 Dec - Tue, 15 Dec
Multiple Airlines Logo
06:45 - 12:20STN  London Stansted-KLU Klagenfurt
4h 35m1 stop Cologne Köln/Bonn
Multiple Airlines Logo
13:00 - 21:05KLU  Klagenfurt-STN London Stansted
9h 05m1 stop Cologne Köln/Bonn
£198Multiple Airlines
Fri, 6 Nov - Mon, 9 Nov
Multiple Airlines Logo
06:00 - 10:30LHR  London Heathrow-KLU Klagenfurt
3h 30m1 stop Vienna Intl
Multiple Airlines Logo
11:15 - 15:50KLU  Klagenfurt-LHR London Heathrow
29h 35m2 stops Vienna Intl Munich Franz Josef Strauss
£200Multiple Airlines
Tue, 24 Nov - Tue, 1 Dec
Austrian Airlines Logo
06:00 - 10:55LHR  London Heathrow-KLU Klagenfurt
3h 55m1 stop Vienna Intl
Austrian Airlines Logo
11:15 - 18:40KLU  Klagenfurt-LHR London Heathrow
8h 25m1 stop Vienna Intl
£200Austrian Airlines
Thu, 3 Dec - Tue, 8 Dec
Multiple Airlines Logo
06:00 - 10:30LHR  London Heathrow-KLU Klagenfurt
3h 30m1 stop Vienna Intl
Multiple Airlines Logo
11:15 - 22:55KLU  Klagenfurt-LHR London Heathrow
12h 40m2 stops Vienna Intl Munich Franz Josef Strauss
£201Multiple Airlines
Tue, 1 Dec - Tue, 8 Dec
Multiple Airlines Logo
06:00 - 10:30LHR  London Heathrow-KLU Klagenfurt
3h 30m1 stop Vienna Intl
Multiple Airlines Logo
11:15 - 22:55KLU  Klagenfurt-LHR London Heathrow
12h 40m2 stops Vienna Intl Munich Franz Josef Strauss
£201Multiple Airlines
Tue, 1 Dec - Tue, 15 Dec
Austrian Airlines Logo
06:00 - 10:55LHR  London Heathrow-KLU Klagenfurt
3h 55m1 stop Vienna Intl
Austrian Airlines Logo
11:40 - 08:20KLU  Klagenfurt-LHR London Heathrow
21h 40m1 stop Vienna Intl
£202Austrian Airlines
Thu, 12 Nov - Mon, 16 Nov
Austrian Airlines Logo
06:00 - 10:55LHR  London Heathrow-KLU Klagenfurt
3h 55m1 stop Vienna Intl
Austrian Airlines Logo
11:40 - 08:20KLU  Klagenfurt-LHR London Heathrow
21h 40m1 stop Vienna Intl
£203Austrian Airlines
Thu, 10 Dec - Mon, 14 Dec

momondo Fare Finder

 
Use the filters below to find and compare flights to Klagenfurt that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonKlagenfurt

LHR London Heathrow - KLU Klagenfurt

LHRKLU

London Heathrow

Tue 1/12

06:00-10:30

1 stop3h 30m

Klagenfurt

Tue 8/12

11:15-18:40

1 stop8h 25m

£185

LondonKlagenfurt

LHR London Heathrow - KLU Klagenfurt

LHRKLU

London Heathrow

Tue 24/11

06:00-10:30

1 stop3h 30m

Klagenfurt

Tue 1/12

11:15-18:40

1 stop8h 25m

£186

LondonKlagenfurt

LHR London Heathrow - KLU Klagenfurt

LHRKLU

London Heathrow

Tue 1/12

06:00-10:30

1 stop3h 30m

Klagenfurt

Tue 15/12

11:15-21:40

1 stop11h 25m

£187

LondonKlagenfurt

STN London Stansted - KLU Klagenfurt

STNKLU

London Stansted

Fri 6/11

06:45-12:20

1 stop4h 35m

Klagenfurt

Mon 9/11

13:00-21:05

1 stop9h 05m

£198

LondonKlagenfurt

LHR London Heathrow - KLU Klagenfurt

LHRKLU

London Heathrow

Tue 24/11

06:00-10:30

1 stop3h 30m

Klagenfurt

Tue 1/12

11:15-15:50

2 stops29h 35m

£200

LondonKlagenfurt

LHR London Heathrow - KLU Klagenfurt

LHRKLU

London Heathrow

Thu 3/12

06:00-10:55

1 stop3h 55m

Klagenfurt

Tue 8/12

11:15-18:40

1 stop8h 25m

£200

LondonKlagenfurt

LHR London Heathrow - KLU Klagenfurt

LHRKLU

London Heathrow

Tue 1/12

06:00-10:30

1 stop3h 30m

Klagenfurt

Tue 8/12

11:15-22:55

2 stops12h 40m

£201

LondonKlagenfurt

LHR London Heathrow - KLU Klagenfurt

LHRKLU

London Heathrow

Tue 1/12

06:00-10:30

1 stop3h 30m

Klagenfurt

Tue 15/12

11:15-22:55

2 stops12h 40m

£201

LondonKlagenfurt

LHR London Heathrow - KLU Klagenfurt

LHRKLU

London Heathrow

Thu 12/11

06:00-10:55

1 stop3h 55m

Klagenfurt

Mon 16/11

11:40-08:20

1 stop21h 40m

£202

LondonKlagenfurt

LHR London Heathrow - KLU Klagenfurt

LHRKLU

London Heathrow

Thu 10/12

06:00-10:55

1 stop3h 55m

Klagenfurt

Mon 14/12

11:40-08:20

1 stop21h 40m

£203

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Klagenfurt from

Klagenfurt flights insights and trends

Explore insights for your Klagenfurt flight to craft the best travel plan

What is the cheapest month to fly to Klagenfurt?

The month of January is, on average, the cheapest month to fly to Klagenfurt from United Kingdom, with most prices found around £36. If you don’t want to visit Klagenfurt in January, then you should wait until October to fly from United Kingdom, when ticket prices are also cheap, with an average price of £46.

What is the absolute cheapest flight to Klagenfurt?

See prices from:

What is the cheapest day to depart on your flight to Klagenfurt?

According to our data, Monday is the cheapest day to fly to Klagenfurt from United Kingdom. The lowest ticket price found for a Monday departure recently was £100. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around £123. These prices are subject to change though, so be sure to set up a Price Alert for flights to Klagenfurt.

Cheapest flights to Klagenfurt

Find the cheapest flights to Klagenfurt from your nearest city or airport

Cheap Klagenfurt flight deals and tips

Summary info about Klagenfurt flight prices, duration and airlines

Best One-Way Price

£88

Best Round-Trip Price

£185

Fastest flight time

14h 00m
The best one-way flight price to Klagenfurt from United Kingdom in the last 5 days is £88 (London Stansted to Klagenfurt).
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The best return flight price to Klagenfurt from United Kingdom in the last 5 days is £185 (London Heathrow to Klagenfurt).
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The fastest flight to Klagenfurt from United Kingdom takes 14h 00m (London Stansted to Klagenfurt).
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Frequently asked questions about flying to Klagenfurt

Is there an alternative airport near Klagenfurt?

Klagenfurt Airport can be an alternative airport used for travel to Klagenfurt.

Is there a cheaper alternative to flying into Klagenfurt?

Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in Klagenfurt is Klagenfurt Airport where the average price is £44. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Klagenfurt Airport?

Prices for flights to Klagenfurt Airport refresh daily.

How many operators does momondo search for flights to Klagenfurt Airport?

There are 2 operators available for flights to Klagenfurt Airport as of October 2026.

How old do you have to be to fly to Klagenfurt Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Klagenfurt Airport.

What documentation or ID do you need to fly to Klagenfurt Airport?

The required travel and health documents for your Klagenfurt Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Klagenfurt Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Klagenfurt?

Finding the right flight to Klagenfurt is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Klagenfurt quick and easy, saving you time and money.

Can I find flights to Klagenfurt with flexible booking policies on momondo?

Yes. All flights to Klagenfurt on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to Klagenfurt?

momondo provides multiple filters to help you find the best flight to Klagenfurt. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight to Klagenfurt right now. Can momondo alert me if prices change?

If you are not ready to book a flight to Klagenfurt now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Klagenfurt and let you know when they change.

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Find better results for your trip to Klagenfurt

Popular Flights to Klagenfurt

London to Klagenfurt Flightsfrom £260
Manchester to Klagenfurt Flightsfrom £298
Edinburgh Turnhouse to Klagenfurt Flightsfrom £612
Birmingham to Klagenfurt Flightsfrom £318
Newcastle upon Tyne to Klagenfurt Flightsfrom £259
Bristol to Klagenfurt Flightsfrom £599