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Cheap flights from the United Kingdom to Klagenfurt from £16

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Klagenfurt departing on 28/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United Kingdom to Klagenfurt

Recent return flight deals from the United Kingdom to Klagenfurt

Enter your travel dates to find the best prices.
Ryanair Logo
06:45 - 09:50STN  London Stansted-KLU Klagenfurt
2h 05mdirect
Ryanair Logo
16:05 - 17:10KLU  Klagenfurt-STN London Stansted
2h 05mdirect
£33Ryanair
Mon, 28 Sep - Wed, 30 Sep
Ryanair Logo
06:45 - 09:50STN  London Stansted-KLU Klagenfurt
2h 05mdirect
Ryanair Logo
16:05 - 17:10KLU  Klagenfurt-STN London Stansted
2h 05mdirect
£34Ryanair
Mon, 28 Sep - Wed, 30 Sep
Ryanair Logo
06:45 - 09:50STN  London Stansted-KLU Klagenfurt
2h 05mdirect
Ryanair Logo
16:05 - 17:10KLU  Klagenfurt-STN London Stansted
2h 05mdirect
£35Ryanair
Mon, 28 Sep - Wed, 30 Sep
Ryanair Logo
06:45 - 09:50STN  London Stansted-KLU Klagenfurt
2h 05mdirect
Ryanair Logo
16:05 - 17:10KLU  Klagenfurt-STN London Stansted
2h 05mdirect
£36Ryanair
Mon, 28 Sep - Wed, 30 Sep
Multiple Airlines Logo
08:10 - 11:15STN  London Stansted-KLU Klagenfurt
2h 05mdirect
Multiple Airlines Logo
15:45 - 07:30KLU  Klagenfurt-STN London Stansted
16h 45m2 stops Palma de Mallorca Son Sant Joan Barcelona-El Prat
£101Multiple Airlines
Sat, 19 Sep - Mon, 21 Sep
Multiple Airlines Logo
08:10 - 11:15STN  London Stansted-KLU Klagenfurt
2h 05mdirect
Multiple Airlines Logo
15:45 - 07:30KLU  Klagenfurt-STN London Stansted
16h 45m2 stops Palma de Mallorca Son Sant Joan Barcelona-El Prat
£103Multiple Airlines
Sat, 26 Sep - Mon, 28 Sep
Multiple Airlines Logo
08:10 - 11:15STN  London Stansted-KLU Klagenfurt
2h 05mdirect
Multiple Airlines Logo
15:45 - 07:30KLU  Klagenfurt-STN London Stansted
16h 45m2 stops Palma de Mallorca Son Sant Joan Barcelona-El Prat
£105Multiple Airlines
Sat, 26 Sep - Mon, 28 Sep
Austrian Airlines Logo
06:00 - 14:00LHR  London Heathrow-KLU Klagenfurt
7h 00m1 stop Vienna Intl
Austrian Airlines Logo
15:00 - 21:40KLU  Klagenfurt-LHR London Heathrow
7h 40m1 stop Vienna Intl
£182Austrian Airlines
Sat, 19 Sep - Sat, 26 Sep
Austrian Airlines Logo
06:00 - 14:00LHR  London Heathrow-KLU Klagenfurt
7h 00m1 stop Vienna Intl
Austrian Airlines Logo
05:45 - 21:40KLU  Klagenfurt-LHR London Heathrow
16h 55m1 stop Vienna Intl
£185Austrian Airlines
Thu, 3 Dec - Tue, 8 Dec
Austrian Airlines Logo
06:00 - 14:00LHR  London Heathrow-KLU Klagenfurt
7h 00m1 stop Vienna Intl
Austrian Airlines Logo
15:00 - 08:20KLU  Klagenfurt-LHR London Heathrow
18h 20m1 stop Vienna Intl
£185Austrian Airlines
Thu, 3 Sep - Tue, 15 Sep

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Austrian Airlines flights from United Kingdom to Klagenfurt

Our best Austrian Airlines deals on United Kingdom to Klagenfurt flight tickets
Austrian Airlines
19 Sept
LHR06:00London Heathrow
7h 00m
1 stop
KLU14:00Klagenfurt
26 Sept
KLU15:00Klagenfurt
7h 40m
1 stop
LHR21:40London Heathrow
£182
Austrian Airlines
3 Dec
LHR06:00London Heathrow
7h 00m
1 stop
KLU14:00Klagenfurt
8 Dec
KLU05:45Klagenfurt
16h 55m
1 stop
LHR21:40London Heathrow
£185
Austrian Airlines
3 Dec
LHR06:00London Heathrow
7h 00m
1 stop
KLU14:00Klagenfurt
8 Dec
KLU14:50Klagenfurt
7h 50m
1 stop
LHR21:40London Heathrow
£185

Ryanair flights from United Kingdom to Klagenfurt

Our best Ryanair deals on United Kingdom to Klagenfurt flight tickets
Ryanair
28 Sept
STN06:45London Stansted
2h 05m
KLU09:50Klagenfurt
30 Sept
KLU16:05Klagenfurt
2h 05m
STN17:10London Stansted
£33
Ryanair
28 Sept
STN06:45London Stansted
2h 05m
KLU09:50Klagenfurt
30 Sept
KLU16:05Klagenfurt
2h 05m
STN17:10London Stansted
£34
Ryanair
28 Sept
STN06:45London Stansted
2h 05m
KLU09:50Klagenfurt
30 Sept
KLU16:05Klagenfurt
2h 05m
STN17:10London Stansted
£35

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Klagenfurt that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 5 August 2026.
Use the filters below to find and compare flights from the United Kingdom to Klagenfurt that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonKlagenfurt

STN London Stansted - KLU Klagenfurt

STNKLU

London Stansted

Mon 28/9

06:45-09:50

Nonstop2h 05m

Klagenfurt

Wed 30/9

16:05-17:10

Nonstop2h 05m

£33

LondonKlagenfurt

STN London Stansted - KLU Klagenfurt

STNKLU

London Stansted

Mon 28/9

06:45-09:50

Nonstop2h 05m

Klagenfurt

Wed 30/9

16:05-17:10

Nonstop2h 05m

£34

LondonKlagenfurt

STN London Stansted - KLU Klagenfurt

STNKLU

London Stansted

Mon 28/9

06:45-09:50

Nonstop2h 05m

Klagenfurt

Wed 30/9

16:05-17:10

Nonstop2h 05m

£35

LondonKlagenfurt

STN London Stansted - KLU Klagenfurt

STNKLU

London Stansted

Mon 28/9

06:45-09:50

Nonstop2h 05m

Klagenfurt

Wed 30/9

16:05-17:10

Nonstop2h 05m

£36

LondonKlagenfurt

STN London Stansted - KLU Klagenfurt

STNKLU

London Stansted

Sat 19/9

08:10-11:15

Nonstop2h 05m

Klagenfurt

Mon 21/9

15:45-07:30

2 stops16h 45m

£101

LondonKlagenfurt

STN London Stansted - KLU Klagenfurt

STNKLU

London Stansted

Sat 26/9

08:10-11:15

Nonstop2h 05m

Klagenfurt

Mon 28/9

15:45-07:30

2 stops16h 45m

£103

LondonKlagenfurt

STN London Stansted - KLU Klagenfurt

STNKLU

London Stansted

Sat 26/9

08:10-11:15

Nonstop2h 05m

Klagenfurt

Mon 28/9

15:45-07:30

2 stops16h 45m

£105

LondonKlagenfurt

LHR London Heathrow - KLU Klagenfurt

LHRKLU

London Heathrow

Sat 19/9

06:00-14:00

1 stop7h 00m

Klagenfurt

Sat 26/9

15:00-21:40

1 stop7h 40m

£182

LondonKlagenfurt

LHR London Heathrow - KLU Klagenfurt

LHRKLU

London Heathrow

Thu 3/12

06:00-14:00

1 stop7h 00m

Klagenfurt

Tue 8/12

05:45-21:40

1 stop16h 55m

£185

LondonKlagenfurt

LHR London Heathrow - KLU Klagenfurt

LHRKLU

London Heathrow

Thu 3/9

06:00-14:00

1 stop7h 00m

Klagenfurt

Tue 15/9

15:00-08:20

1 stop18h 20m

£185

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from United Kingdom to Klagenfurt

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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 cheapest day to depart on your flight to Klagenfurt?

According to our data, Thursday is the cheapest day to fly to Klagenfurt from United Kingdom. The lowest ticket price found for a Thursday departure recently was £47. 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 Wednesday because tickets tend to average around £116. These prices are subject to change though, so be sure to set up a Price Alert for flights to Klagenfurt.

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

Our data shows that the cheapest United Kingdom to Klagenfurt flights are usually those with departure times in the afternoon. Our users have found flights to Klagenfurt in the afternoon for as low as £47. In contrast, the most expensive time of day to depart to Klagenfurt is in the morning when prices are around £113.

What is the cheapest United Kingdom to Klagenfurt flight route?

Fly from London Stansted to Klagenfurt for the best United Kingdom - Klagenfurt flight prices

What cabin class options are available on United Kingdom to Klagenfurt flights?

There is only 1 cabin class available to choose from on United Kingdom to Klagenfurt flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United Kingdom to Klagenfurt flights?

No. A direct flight is the cheapest option for a flight between United Kingdom to Klagenfurt.

Cheap United Kingdom to Klagenfurt flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Klagenfurt

Fastest flight time

2h 05m

Direct flights

Tue, Thu and Sun

Airports in Klagenfurt

1 airport
The fastest flight from United Kingdom to Klagenfurt takes 2h 05m
Direct flights go from United Kingdom to Klagenfurt on Tuesday, Thursday and Sunday. Airline offering direct flights is Ryanair..
There is 1 airport in Klagenfurt. From United Kingdom there are direct flights to Klagenfurt (KLU).
Search flight deals

Frequently asked questions about flying from the United Kingdom to Klagenfurt

  • When did momondo last update prices for flights from United Kingdom to Klagenfurt Airport?

    Prices for flights from United Kingdom to Klagenfurt Airport refresh daily.

  • How many operators does momondo search for flights from United Kingdom to Klagenfurt Airport?

  • How old do you have to be to fly from United Kingdom to Klagenfurt Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United Kingdom 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.

  • What is the most popular plane model from United Kingdom to Klagenfurt?

Best airlines flying from United Kingdom to Klagenfurt

Compare and see reviews for airlines that fly from United Kingdom to Klagenfurt with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £40Free CancellationRating
6.9
5,455 reviews
Search Ryanair flights
Austrian AirlinesPriceFrom £167Free CancellationRating
7.6
951 reviews
Search Austrian Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United Kingdom to Klagenfurt . Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Klagenfurt from United Kingdom which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from United Kingdom to Klagenfurt?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United Kingdom to Klagenfurt.

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

Of course. momondo tracks the price of United Kingdom to Klagenfurt flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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