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£16+ Cheap flights to Klagenfurt

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
— KLU
19 Aug — 26 Aug1
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 20 July 2026.

Sat 19/908:10
STN
-
KLU
Nonstop2h 05m
Ryanair
Wed 23/916:05
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 20/7£43
Mon 31/806:45
STN
-
KLU
Nonstop2h 05m
Ryanair
Mon 7/910:30
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 17/7£47
Mon 14/906:45
STN
-
KLU
Nonstop2h 05m
Ryanair
Wed 16/916:05
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 19/7£52
Mon 14/906:45
STN
-
KLU
Nonstop2h 05m
Ryanair
Sat 19/911:55
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 19/7£75
Mon 14/906:45
STN
-
KLU
Nonstop2h 05m
Ryanair
Mon 21/910:30
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 19/7£77
Mon 17/806:45
STN
-
KLU
Nonstop2h 05m
Ryanair
Wed 19/816:05
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 19/7£77
Mon 10/806:45
STN
-
KLU
Nonstop2h 05m
Ryanair
Sat 22/811:55
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 16/7£81
Wed 23/912:25
STN
-
KLU
Nonstop2h 05m
Ryanair
Mon 28/910:30
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 16/7£82
Mon 17/806:45
STN
-
KLU
Nonstop2h 05m
Ryanair
Sat 22/811:55
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 17/7£83
Sat 5/908:10
STN
-
KLU
Nonstop2h 05m
Ryanair
Mon 7/910:30
KLU
-
STN
Nonstop2h 05m
Ryanair
Deal found 16/7£85
Mon 21/906:00
LTN
-
KLU
1 stop8h 10m
Multiple Airlines
Tue 22/915:15
KLU
-
LTN
1 stop10h 15m
Multiple Airlines
Deal found 20/7£161
Tue 21/707:00
LGW
-
KLU
1 stop6h 40m
Multiple Airlines
Tue 28/715:15
KLU
-
LGW
1 stop8h 20m
Multiple Airlines
Deal found 20/7£164

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 20 July 2026.

Return from

£43

One-way from

£16

Popular in

April

Cheapest in

January

Average price

£115

Good round-trip deal

£100 or less
Ryanair
  • Ryanair
  • 19/9-23/9
  • Nonstop
  • 4h 10m total
  • London to Klagenfurt
Search Deals
Ryanair
  • Ryanair
  • 21/9
  • Nonstop
  • 2h 05m total
  • London to Klagenfurt
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£65 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 21% potential price decrease (£41 potential savings vs. average return price).
Search Deals
Average for return flights in July 2026
Search Deals
Price to beat on a round-trip flight from London to Klagenfurt.
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 20 July 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 19/9

08:10-11:15

Nonstop2h 05m

Klagenfurt

Wed 23/9

16:05-17:10

Nonstop2h 05m

£43

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Mon 31/8

06:45-09:50

Nonstop2h 05m

Klagenfurt

Mon 7/9

10:30-11:35

Nonstop2h 05m

£47

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Wed 23/9

12:25-15:30

Nonstop2h 05m

Klagenfurt

Mon 28/9

10:30-11:35

Nonstop2h 05m

£82

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Mon 17/8

06:45-09:50

Nonstop2h 05m

Klagenfurt

Sat 22/8

11:55-13:00

Nonstop2h 05m

£83

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 5/9

08:10-11:15

Nonstop2h 05m

Klagenfurt

Mon 7/9

10:30-11:35

Nonstop2h 05m

£91

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 19/9

08:10-11:15

Nonstop2h 05m

Klagenfurt

Wed 23/9

17:55-19:20

2 stops26h 25m

£99

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Mon 7/9

06:45-09:50

Nonstop2h 05m

Klagenfurt

Sun 13/9

16:15-07:20

1 stop16h 05m

£107

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Mon 17/8

06:45-09:50

Nonstop2h 05m

Klagenfurt

Wed 19/8

17:55-07:20

1 stop14h 25m

£117

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Mon 7/9

06:45-09:50

Nonstop2h 05m

Klagenfurt

Sun 13/9

16:15-06:45

2 stops15h 30m

£136

LondonKlagenfurt

LTN - KLU

LTNKLU

London Luton

Mon 21/9

06:00-15:10

1 stop8h 10m

Klagenfurt

Tue 22/9

15:15-00:30

1 stop10h 15m

£161

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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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 36 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 £28
Austrian Airlines
Austrian Airlines
From £167

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 20 July 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
947 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

6.8

Food

6.8

Overall

7.6

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.
Austrian Airlines
7.6
Good
947 reviews
Austrian Airlines
7.6
Good
947 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

6.8

Food

6.8

Overall

7.6

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.
Ryanair
6.9
Okay
5,440 reviews
Austrian Airlines
7.6
Good
947 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

6.8

Food

6.8

Overall

7.6

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Edward,Jul 2026

YUL - VIE

I was upgraded to business class due to my bid because accepted. EXTREMELY polite and friendly service. Decent seats and good food. Highly recommend it. If you can arrange to travel on a day when not very many business people are traveling (e.g., Wednesday) then you can possibly get an excellent seat at a great price.

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?

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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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