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£18+ Cheap flights to Klagenfurt (KLU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
— KLU
21 May — 28 May1
1 adult
1 adult, Economy, 0 bags

Flights to Klagenfurt in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Klagenfurt
Explore the most affordable flight options available to Klagenfurt. Find the lowest fares based on data from user searches, with prices last updated on 21 April 2026.

Sat 9/508:10
STN
-
KLU
Nonstop2h 05m
Ryanair
Wed 20/516:05
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 16/4£34
Wed 6/512:25
STN
-
KLU
Nonstop2h 05m
Ryanair
Wed 20/516:05
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 16/4£38
Sat 30/508:10
STN
-
KLU
Nonstop2h 05m
Ryanair
Mon 1/610:30
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 19/4£39
Mon 1/606:45
STN
-
KLU
Nonstop2h 05m
Ryanair
Mon 8/610:30
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 16/4£44
Wed 3/612:25
STN
-
KLU
Nonstop2h 05m
Ryanair
Wed 10/616:05
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 19/4£45
Wed 26/812:25
STN
-
KLU
Nonstop2h 05m
Ryanair
Mon 28/910:30
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 18/4£59
Mon 15/606:45
STN
-
KLU
Nonstop2h 05m
Ryanair
Wed 17/616:05
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 20/4£61
Wed 3/606:10
LGW
-
KLU
1 stop10h 10m
Multiple Airlines
Wed 10/617:55
KLU
-
LGW
2 stops26h 05m
Multiple Airlines
Deal found 19/4£159
Sun 31/518:05
LTN
-
KLU
1 stop20h 05m
Multiple Airlines
Sun 7/620:05
KLU
-
LTN
1 stop13h 25m
Multiple Airlines
Deal found 16/4£160
Mon 18/515:15
LTN
-
KLU
2 stops22h 25m
Multiple Airlines
Mon 25/515:45
KLU
-
LTN
2 stops17h 45m
Multiple Airlines
Deal found 18/4£163
Wed 3/606:00
LTN
-
KLU
1 stop10h 20m
Multiple Airlines
Wed 10/617:55
KLU
-
LTN
1 stop15h 50m
Multiple Airlines
Deal found 19/4£178
Mon 8/615:15
LTN
-
KLU
2 stops22h 25m
Multiple Airlines
Wed 24/617:55
KLU
-
LTN
1 stop15h 50m
Multiple Airlines
Deal found 21/4£183

Find flight deals to Klagenfurt

Find the latest flights to Klagenfurt in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 21 April 2026.

Return from

£39

One-way from

£18

Popular in

November

Cheapest in

January

Average price

£107
Ryanair
  • Ryanair
  • 30/5-1/6
  • Nonstop
  • 4h 10m total
  • London to Klagenfurt
Search Deals
Ryanair
  • Ryanair
  • 13/5
  • Nonstop
  • 2h 05m total
  • London to Klagenfurt
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£33 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for return flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Klagenfurt that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 21 April 2026.
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

STN - KLU

STNKLU

London Stansted

Sat 9/5

08:10-11:15

Nonstop2h 05m

Klagenfurt

Wed 20/5

16:05-17:10

Nonstop2h 05m

£34

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Wed 6/5

12:25-15:30

Nonstop2h 05m

Klagenfurt

Wed 20/5

16:05-17:10

Nonstop2h 05m

£38

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 30/5

08:10-11:15

Nonstop2h 05m

Klagenfurt

Mon 1/6

10:30-11:35

Nonstop2h 05m

£39

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Mon 8/6

06:45-09:50

Nonstop2h 05m

Klagenfurt

Wed 10/6

16:05-17:10

Nonstop2h 05m

£41

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Wed 9/9

12:25-15:30

Nonstop2h 05m

Klagenfurt

Mon 14/9

10:30-11:35

Nonstop2h 05m

£96

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 30/5

08:10-11:15

Nonstop2h 05m

Klagenfurt

Mon 1/6

09:35-20:35

1 stop12h 00m

£106

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Wed 3/6

12:25-15:30

Nonstop2h 05m

Klagenfurt

Wed 10/6

17:55-07:55

2 stops15h 00m

£107

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 30/5

08:10-11:15

Nonstop2h 05m

Klagenfurt

Wed 3/6

16:05-17:10

Nonstop2h 05m

£112

LondonKlagenfurt

LGW - KLU

LGWKLU

London Gatwick

Wed 3/6

06:10-17:20

1 stop10h 10m

Klagenfurt

Wed 10/6

17:55-19:00

2 stops26h 05m

£159

LondonKlagenfurt

LTN - KLU

LTNKLU

London Luton

Sun 31/5

18:05-15:10

1 stop20h 05m

Klagenfurt

Sun 7/6

20:05-08:30

1 stop13h 25m

£160

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 60 resultsSorted by cheapest first
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2
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6

Best time to book a flight to Klagenfurt

Have a flexible travel schedule? Discover the best time to fly to Klagenfurt with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to Klagenfurt

How long is the flight to Klagenfurt?

On average, a flight from London to Klagenfurt takes 7 hours 14 minutes. Flights to Klagenfurt from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Klagenfurt?

The most popular airlines flying from London to Klagenfurt are Ryanair and Austrian Airlines.

Ryanair
Ryanair
From £30
Austrian Airlines
Austrian Airlines
From £180

What are the cheapest airlines that fly to Klagenfurt?

The cheapest airlines flying from London to Klagenfurt are Ryanair and Austrian Airlines.

Rainfall in Klagenfurt by month

Plan your trip to Klagenfurt by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Klagenfurt ranges from 40.0 - 110.0 inches per month. June is typically the wettest month, when rainfall can reach 110.0 mm. January is typically the driest time to visit Klagenfurt when rainfall is around 40.0 mm.

Temperature in Klagenfurt by month

Plan your trip to Klagenfurt by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Klagenfurt, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -4.0 C).

Reviews of airlines servicing Klagenfurt

Get insights into the airlines that provide service to Klagenfurt. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Klagenfurt. Reviews last updated 21 April 2026.
Get a feel of what it's like to fly with Austrian Airlines and Ryanair to Austria by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
905 reviews
Check prices

Overall

7.6

Boarding

7.6

Crew

8.1

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Austrian Airlines
7.6
Good
905 reviews
Austrian Airlines
7.6
Good
905 reviews
Check prices

Overall

7.6

Boarding

7.6

Crew

8.1

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Ryanair
6.9
Okay
5,341 reviews
Austrian Airlines
7.6
Good
905 reviews
Check prices

Overall

7.6

Boarding

7.6

Crew

8.1

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

FAQs about flying to Klagenfurt

  • What airport do you fly into for flights to Klagenfurt?

    Travelers will need to book flights to Klagenfurt (KLU) if they wish to fly to Klagenfurt. The Klagenfurt airport is 2.0 mi from the city center.

  • Can I find cheaper flights to Klagenfurt if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Klagenfurt on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Klagenfurt?

    Based on reviews from Cheapflights users, Ryanair is rated the highest out of the airlines that fly to Klagenfurt.

  • Where does the fastest flight to Klagenfurt depart from?

    For those looking to save time traveling to Klagenfurt, London offers the quickest one-way flight (2 hours 5 minutes).

  • Does Klagenfurt have car hire?

    Yes. Those touching down at Klagenfurt can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Klagenfurt?

    Yes. Klagenfurt has hotels nearby for those requiring accommodations. Schlosshotel St. Georgen is the closest property to Klagenfurt (0.0 mi away from Klagenfurt).

See more FAQs

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How does Cheapflights help users find flights to Klagenfurt?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights to Klagenfurt. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets to Klagenfurt?

Cheapflights helps you find that perfect flight to Klagenfurt by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights to Klagenfurt with no change fees?

Certainly. Search results for flights to Klagenfurt shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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