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Cheap flights from Klagenfurt to London from £126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Klagenfurt to London departing on 13/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Klagenfurt to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:25 - 10:50KLU-LTN
17h 25m2 stops
Multiple Airlines Logo
17:55 - 17:20LTN-KLU
22h 25m2 stops
£228Multiple Airlines
Find Deal
Fri, 17 Apr - Tue, 21 Apr
Multiple Airlines Logo
17:55 - 00:50KLU-LTN
7h 55m1 stop
Multiple Airlines Logo
09:25 - 19:40LTN-KLU
9h 15m1 stop
£239Multiple Airlines
Find Deal
Wed, 1 Apr - Sun, 5 Apr
Multiple Airlines Logo
17:55 - 00:50KLU-LTN
7h 55m1 stop
Multiple Airlines Logo
09:25 - 19:40LTN-KLU
9h 15m1 stop
£241Multiple Airlines
Find Deal
Wed, 1 Apr - Sun, 5 Apr
Multiple Airlines Logo
05:45 - 13:55KLU-LTN
9h 10m2 stops
Multiple Airlines Logo
08:30 - 23:25LTN-KLU
13h 55m2 stops
£245Multiple Airlines
Find Deal
Wed, 26 Nov - Wed, 3 Dec
Multiple Airlines Logo
15:15 - 22:20KLU-LTN
8h 05m2 stops
Multiple Airlines Logo
08:40 - 13:50LTN-KLU
4h 10m1 stop
£267Multiple Airlines
Find Deal
Fri, 30 Jan - Mon, 2 Feb
Multiple Airlines Logo
17:55 - 00:50KLU-LTN
7h 55m1 stop
Multiple Airlines Logo
05:30 - 19:40LTN-KLU
13h 10m2 stops
£269Multiple Airlines
Find Deal
Wed, 1 Apr - Sun, 5 Apr
Multiple Airlines Logo
17:55 - 00:50KLU-LTN
7h 55m1 stop
Multiple Airlines Logo
05:30 - 19:40LTN-KLU
13h 10m2 stops
£271Multiple Airlines
Find Deal
Wed, 1 Apr - Sun, 5 Apr
Multiple Airlines Logo
14:50 - 07:35KLU-LTN
17h 45m2 stops
Multiple Airlines Logo
08:20 - 23:25LTN-KLU
14h 05m2 stops
£273Multiple Airlines
Find Deal
Thu, 4 Dec - Mon, 8 Dec
Multiple Airlines Logo
05:45 - 18:00KLU-LTN
13h 15m2 stops
Multiple Airlines Logo
08:30 - 23:25LTN-KLU
13h 55m3 stops
£277Multiple Airlines
Find Deal
Wed, 26 Nov - Wed, 3 Dec
Multiple Airlines Logo
14:50 - 18:40KLU-LTN
4h 50m1 stop
Multiple Airlines Logo
08:40 - 13:55LTN-KLU
4h 15m1 stop
£286Multiple Airlines
Find Deal
Thu, 20 Nov - Mon, 24 Nov

momondo Fare Finder

 
Customise your flight search to find flights from Klagenfurt to London Luton Airport 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 29 October 2025.
Use the filters below to find and compare flights from Klagenfurt to London Luton Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KlagenfurtLondon

KLU - LTN

KLULTN

Klagenfurt

Fri 17/4

18:25-10:50

2 stops17h 25m

London Luton

Tue 21/4

17:55-17:20

2 stops22h 25m

£228

KlagenfurtLondon

KLU - LTN

KLULTN

Klagenfurt

Wed 1/4

17:55-00:50

1 stop7h 55m

London Luton

Sun 5/4

09:25-19:40

1 stop9h 15m

£239

KlagenfurtLondon

KLU - LTN

KLULTN

Klagenfurt

Wed 1/4

17:55-00:50

1 stop7h 55m

London Luton

Sun 5/4

09:25-19:40

1 stop9h 15m

£241

KlagenfurtLondon

KLU - LTN

KLULTN

Klagenfurt

Wed 26/11

05:45-13:55

2 stops9h 10m

London Luton

Wed 3/12

08:30-23:25

2 stops13h 55m

£245

KlagenfurtLondon

KLU - LTN

KLULTN

Klagenfurt

Fri 30/1

15:15-22:20

2 stops8h 05m

London Luton

Mon 2/2

08:40-13:50

1 stop4h 10m

£267

KlagenfurtLondon

KLU - LTN

KLULTN

Klagenfurt

Wed 1/4

17:55-00:50

1 stop7h 55m

London Luton

Sun 5/4

05:30-19:40

2 stops13h 10m

£269

KlagenfurtLondon

KLU - LTN

KLULTN

Klagenfurt

Wed 1/4

17:55-00:50

1 stop7h 55m

London Luton

Sun 5/4

05:30-19:40

2 stops13h 10m

£271

KlagenfurtLondon

KLU - LTN

KLULTN

Klagenfurt

Thu 4/12

14:50-07:35

2 stops17h 45m

London Luton

Mon 8/12

08:20-23:25

2 stops14h 05m

£273

KlagenfurtLondon

KLU - LTN

KLULTN

Klagenfurt

Wed 26/11

05:45-18:00

2 stops13h 15m

London Luton

Wed 3/12

08:30-23:25

3 stops13h 55m

£277

KlagenfurtLondon

KLU - LTN

KLULTN

Klagenfurt

Thu 20/11

14:50-18:40

1 stop4h 50m

London Luton

Mon 24/11

08:40-13:55

1 stop4h 15m

£286

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 London from

How to get the cheapest flight ticket from Klagenfurt to London Luton Airport

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

How often are flights from Klagenfurt to London delayed?

Historically, on average around 100% of flights between Klagenfurt and London have experienced a delay on any given week. The average delay length over the past 12 months has been 85 minutes.

What is the most punctual flight time for Klagenfurt to London flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Friday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Klagenfurt to London flights?

According to our data, Scoot have had the fewest delays on this route over the last 12 months, with about 100% of their flights experiencing any sort of delay.

When to book flights from Klagenfurt to London Luton Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Klagenfurt to London Luton Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Klagenfurt to London Luton Airport (KLU to LTN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Klagenfurt to London Luton Airport

Direct flights

None
There are no direct flights from Klagenfurt to London Luton Airport. There are no popular flight routes from Klagenfurt to London Luton Airport.
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  • How far is Klagenfurt to London Luton by plane?

    The straight-line distance from Klagenfurt to London Luton is 752.2 mi. A reasonable flight in good conditions will take 4h 50m.

  • When did momondo last update prices for flights from Klagenfurt Airport to London Luton Airport?

    Prices for flights from Klagenfurt Airport to London Luton Airport are updated daily.

  • How old do you have to be to fly from Klagenfurt Airport to London Luton 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 Klagenfurt Airport to London Luton Airport.

  • What documentation or ID do you need to fly to London Luton Airport?

    The necessary travel and health documents for your London Luton Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Dover
Hayes
Chelmsford
Worthing
Dartford
Ramsgate
Bedford
Stansted

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Klagenfurt to London. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to London from Klagenfurt with this policy.

How can momondo help me find flights from Klagenfurt to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Klagenfurt.

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

Of course. momondo tracks the price of Klagenfurt to London 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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