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£25+ Direct flights to Klagenfurt

This is the cheapest price on a non-stop flight to Klagenfurt found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
— KLU
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

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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 6 November 2025.

Sat 6/1205:55STN - KLU
Nonstop2h 10mRyanair
Mon 8/1210:00KLU - STN
Nonstop2h 10mRyanair
Deal found 5/11£38
Mon 1/1206:10STN - KLU
Nonstop2h 10mRyanair
Mon 15/1210:00KLU - STN
Nonstop2h 10mRyanair
Deal found 4/11£47

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 Fare Finder

 
Use the slider to find non-stop flights to Klagenfurt within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 858,174 searches and data was last updated on 6 November 2025.
Use the filters below to find and compare direct flights to Klagenfurt that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 6/12

05:55-09:05

Nonstop2h 10m

Klagenfurt

Mon 8/12

10:00-11:10

Nonstop2h 10m

£38

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Mon 1/12

06:10-09:20

Nonstop2h 10m

Klagenfurt

Mon 15/12

10:00-11:10

Nonstop2h 10m

£47

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Mon 1/12

06:10-09:20

Nonstop2h 10m

£25

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 7/2

05:55-09:05

Nonstop2h 10m

£25

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 31/1

05:55-09:05

Nonstop2h 10m

£25

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 6/12

05:55-09:05

Nonstop2h 10m

£25

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Mon 5/1

06:10-09:20

Nonstop2h 10m

£29

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Mon 2/2

06:10-09:20

Nonstop2h 10m

£31

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 3/1

05:55-09:05

Nonstop2h 10m

£37

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Reviews of airlines flying non-stop to Klagenfurt

Get insights into the airlines that provide direct flights 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 6 November 2025.
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
864 reviews
Check prices

Entertainment

6.8

Boarding

7.6

Overall

7.6

Crew

8.1

Food

6.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Austrian Airlines
7.6
Good
864 reviews
Austrian Airlines
7.6
Good
864 reviews
Check prices

Entertainment

6.8

Boarding

7.6

Overall

7.6

Crew

8.1

Food

6.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Ryanair
6.8
Okay
5,186 reviews
Austrian Airlines
7.6
Good
864 reviews
Check prices

Entertainment

6.8

Boarding

7.6

Overall

7.6

Crew

8.1

Food

6.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

Temperature and rainfall in Klagenfurt by month

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

KLU

Temperature

-4 - 19 °C

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).

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