How long is the flight from London to Klagenfurt?

Airlines like Ryanair fly from London to Klagenfurt in about 2h 05m. The time it takes to get you to your destination is usually consistent. There are 729 mi between London and Klagenfurt. Most flights are nonstop.

What are the cheapest airlines flying from London to Klagenfurt round-trip?

Flying on Ryanair is currently your cheapest option to Klagenfurt, with prices starting at £41. Another option worth looking into is Austrian Airlines, starting at £155 return. You may be able to fly from London to Klagenfurt for 72% less than the average price by searching for these airlines.

What is the cheapest day to fly from London to Klagenfurt?

Travellers seeking maximum savings on their London to Klagenfurt flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What are the most popular routes from London to Klagenfurt?

While some choose either London Luton - Klagenfurt or London Heathrow - Klagenfurt, London Gatwick - Klagenfurt is the most popular route from London to Klagenfurt.

What is the cheapest day to fly round-trip from London to Klagenfurt?

Flights from London to Klagenfurt are found to be more expensive on Monday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Klagenfurt.

What is the cheapest month to fly from London to Klagenfurt?

Flights from London to Klagenfurt lean towards being more expensive in September. Prices are generally better when you fly from London to Klagenfurt in January, with the cheapest ticket starting at £26.

What airport do you fly into for flights to Klagenfurt from London?

Klagenfurt (KLU), located 2.0 mi from the city center, is the airport you fly into when you book flights from London to Klagenfurt. 2 airlines have flights to Klagenfurt from London on a regular basis. Booking flights from London to Klagenfurt should not be difficult; the airport handles an average of 0 inbound flights from London per day.

Can I find deals for flights from London to Klagenfurt that include hotel bookings?

Yes. In addition to deals on London to Klagenfurt flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to Klagenfurt?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Klagenfurt.

Can I find deals for business class flights from London to Klagenfurt?

Yes. Cheapflights offers flight deals from London to Klagenfurt by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£16+ Cheap Flights from London to Klagenfurt

Cheap flight deals from London to Klagenfurt

Round-trip from	£30
One-way from	£16
Popular in	September
Cheapest in	January
Average price	£219
Good round-trip deal	£63 or less

Ryanair
9/10-16/10
Nonstop
4h 10m total
London to Klagenfurt

Search Deals

Ryanair
9/10
Nonstop
2h 05m total
London to Klagenfurt

Search Deals

Highest demand for flights based on searches. 26% potential increase in price (£38 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Price to beat on a round-trip flight from London (LON) to Klagenfurt.

Search Deals

Find flight deals from London to Klagenfurt

Cheapest flights from London to Klagenfurt
Explore the most affordable flight options available from London to Klagenfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2025.

Thu 9/1018:55STN - KLU

Nonstop2h 05mRyanair

Thu 16/1022:25KLU - STN

Nonstop2h 05mRyanair

Deal found 10/9£30

Thu 9/1018:55STN - KLU

Nonstop2h 05mRyanair

Sun 12/1020:30KLU - STN

Nonstop2h 05mRyanair

Deal found 9/9£30

Sat 13/1205:55STN - KLU

Nonstop2h 10mRyanair

Mon 15/1210:00KLU - STN

Nonstop2h 10mRyanair

Deal found 10/9£52

Sat 6/1205:55STN - KLU

Nonstop2h 10mRyanair

Mon 8/1210:00KLU - STN

Nonstop2h 10mRyanair

Deal found 10/9£55

Sat 1/1105:55STN - KLU

Nonstop2h 10mRyanair

Mon 3/1110:00KLU - STN

Nonstop2h 10mRyanair

Deal found 8/9£58

Thu 9/1018:55STN - KLU

Nonstop2h 05mMultiple Airlines

Thu 16/1014:55KLU - STN

2 stops17h 20mMultiple Airlines

Deal found 9/9£109

Thu 9/1018:55STN - KLU

Nonstop2h 05mMultiple Airlines

Sun 12/1019:15KLU - STN

2 stops26h 10mMultiple Airlines

Deal found 9/9£111

Thu 11/918:55STN - KLU

Nonstop2h 05mRyanair

Sun 14/920:30KLU - STN

Nonstop2h 05mRyanair

Deal found 9/9£120

Thu 9/1005:55LTN - KLU

1 stop7h 35mMultiple Airlines

Sun 12/1021:10KLU - LTN

1 stop12h 20mMultiple Airlines

Deal found 7/9£130

Thu 9/1020:10LGW - KLU

1 stop25h 00mMultiple Airlines

Thu 16/1014:55KLU - LGW

1 stop7h 35mMultiple Airlines

Deal found 9/9£139

Thu 9/1005:55LTN - KLU

1 stop7h 35mMultiple Airlines

Thu 16/1014:55KLU - LTN

1 stop9h 20mMultiple Airlines

Deal found 9/9£146

Thu 9/1007:15SEN - KLU

1 stop6h 15mMultiple Airlines

Thu 16/1014:55KLU - SEN

1 stop6h 10mMultiple Airlines

Deal found 9/9£159

Best flights from London to Klagenfurt
Discover carefully curated flight deals from London to Klagenfurt that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2025.

Thu 9/1018:55STN - KLU

Nonstop2h 05mRyanair

Thu 16/1022:25KLU - STN

Nonstop2h 05mRyanair

Deal found 9/9£30

Thu 9/1018:55STN - KLU

Nonstop2h 05mRyanair

Sun 12/1020:30KLU - STN

Nonstop2h 05mRyanair

Deal found 9/9£30

Thu 9/1018:55STN - KLU

Nonstop2h 05mMultiple Airlines

Thu 16/1014:55KLU - STN

2 stops17h 20mMultiple Airlines

Deal found 9/9£109

Sat 13/1205:55STN - KLU

Nonstop2h 10mRyanair

Mon 15/1210:00KLU - STN

Nonstop2h 10mRyanair

Deal found 10/9£52

Sat 6/1205:55STN - KLU

Nonstop2h 10mRyanair

Mon 8/1210:00KLU - STN

Nonstop2h 10mRyanair

Deal found 10/9£55

Sat 1/1105:55STN - KLU

Nonstop2h 10mRyanair

Mon 3/1110:00KLU - STN

Nonstop2h 10mRyanair

Deal found 8/9£58

Thu 27/1106:00LHR - KLU

1 stop6h 55mAustrian Airlines

Thu 4/1205:45KLU - LHR

1 stop9h 20mAustrian Airlines

Deal found 8/9£170

Thu 9/1018:55STN - KLU

Nonstop2h 05mMultiple Airlines

Sun 12/1019:15KLU - STN

2 stops26h 10mMultiple Airlines

Deal found 9/9£111

Thu 27/1113:30LHR - KLU

2 stops8h 55mLufthansa

Thu 4/1214:50KLU - LHR

2 stops7h 00mLufthansa

Deal found 8/9£233

Thu 9/1005:55LTN - KLU

1 stop7h 35mMultiple Airlines

Sun 12/1021:10KLU - LTN

1 stop12h 20mMultiple Airlines

Deal found 7/9£130

Thu 9/1005:55LTN - KLU

1 stop7h 35mMultiple Airlines

Thu 16/1014:55KLU - LTN

1 stop9h 20mMultiple Airlines

Deal found 9/9£146

Fri 24/1015:05LHR - KLU

1 stop7h 20mAustrian Airlines

Fri 31/1005:45KLU - LHR

1 stop9h 20mAustrian Airlines

Deal found 9/9£201

Direct flights from London to Klagenfurt
Explore direct flight options from London to Klagenfurt based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 September 2025.

Thu 9/1018:55STN - KLU

Nonstop2h 05mRyanair

Thu 16/1022:25KLU - STN

Nonstop2h 05mRyanair

Deal found 10/9£30

Thu 9/1018:55STN - KLU

Nonstop2h 05mRyanair

Sun 12/1020:30KLU - STN

Nonstop2h 05mRyanair

Deal found 9/9£30

Sat 13/1205:55STN - KLU

Nonstop2h 10mRyanair

Mon 15/1210:00KLU - STN

Nonstop2h 10mRyanair

Deal found 10/9£52

Sat 6/1205:55STN - KLU

Nonstop2h 10mRyanair

Mon 8/1210:00KLU - STN

Nonstop2h 10mRyanair

Deal found 10/9£55

Sat 1/1105:55STN - KLU

Nonstop2h 10mRyanair

Mon 3/1110:00KLU - STN

Nonstop2h 10mRyanair

Deal found 8/9£58

Last-minute flights from London to Klagenfurt
Discover last-minute flight deals from London to Klagenfurt. Data last updated 10 September 2025 and is based on user searches.

Thu 11/918:55STN - KLU

Nonstop2h 05mRyanair

Sun 14/920:30KLU - STN

Nonstop2h 05mRyanair

Deal found 9/9£120

Thu 11/918:55STN - KLU

Nonstop2h 05mMultiple Airlines

Sun 14/921:10KLU - STN

2 stops38h 25mMultiple Airlines

Deal found 9/9£137

Thu 9/1018:55STN - KLU

Nonstop2h 05mRyanair

Thu 16/1022:25KLU - STN

Nonstop2h 05mRyanair

Deal found 10/9£30

Thu 9/1018:55STN - KLU

Nonstop2h 05mRyanair

Sun 12/1020:30KLU - STN

Nonstop2h 05mRyanair

Deal found 9/9£30

Thu 9/1018:55STN - KLU

Nonstop2h 05mMultiple Airlines

Thu 16/1014:55KLU - STN

2 stops17h 20mMultiple Airlines

Deal found 9/9£109

Thu 9/1018:55STN - KLU

Nonstop2h 05mMultiple Airlines

Sun 12/1019:15KLU - STN

2 stops26h 10mMultiple Airlines

Deal found 9/9£111

Thu 9/1005:55LTN - KLU

1 stop7h 35mMultiple Airlines

Sun 12/1021:10KLU - LTN

1 stop12h 20mMultiple Airlines

Deal found 7/9£130

Thu 9/1020:10LGW - KLU

1 stop25h 00mMultiple Airlines

Thu 16/1014:55KLU - LGW

1 stop7h 35mMultiple Airlines

Deal found 9/9£139

Thu 9/1005:55LTN - KLU

1 stop7h 35mMultiple Airlines

Thu 16/1014:55KLU - LTN

1 stop9h 20mMultiple Airlines

Deal found 9/9£146

Thu 9/1007:15SEN - KLU

1 stop6h 15mMultiple Airlines

Thu 16/1014:55KLU - SEN

1 stop6h 10mMultiple Airlines

Deal found 9/9£159

Thu 9/1007:05LGW - KLU

1 stop6h 25mMultiple Airlines

Sun 12/1021:10KLU - LGW

1 stop12h 25mMultiple Airlines

Deal found 8/9£161

Thu 9/1009:05LHR - KLU

1 stop3h 55mAustrian Airlines

Thu 16/1015:00KLU - LHR

1 stop4h 40mAustrian Airlines

Deal found 9/9£174

One-way flights from London to Klagenfurt
Search for one-way flight options from London to Klagenfurt. Find affordable one-way fares based on user searches. Data last updated 10 September 2025.

Thu 9/1018:55STN - KLU

Nonstop2h 05mRyanair

Deal found 10/9£16

Sun 19/1016:50STN - KLU

Nonstop2h 05mRyanair

Deal found 9/9£22

Sat 8/1105:55STN - KLU

Nonstop2h 10mRyanair

Deal found 9/9£27

Sun 12/1016:50STN - KLU

Nonstop2h 05mRyanair

Deal found 10/9£32

Sat 6/1205:55STN - KLU

Nonstop2h 10mRyanair

Deal found 8/9£34

Mon 10/1106:10STN - KLU

Nonstop2h 10mRyanair

Deal found 9/9£35

Sat 7/305:55STN - KLU

Nonstop2h 10mRyanair

Deal found 9/9£46

Mon 8/1206:10STN - KLU

Nonstop2h 10mRyanair

Deal found 9/9£49

Mon 6/1015:30LTN - KLU

1 stop15h 45mRyanair

Deal found 9/9£64

Mon 6/1017:45LGW - KLU

1 stop13h 30mMultiple Airlines

Deal found 9/9£67

Mon 6/1013:00LTN - KLU

2 stops18h 15mMultiple Airlines

Deal found 9/9£73

Mon 6/1015:55SEN - KLU

2 stops15h 20mMultiple Airlines

Deal found 9/9£80

Fly from

Fly to

Route

Depart

Return

Price

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Thu 9/10

18:55-22:00

Nonstop2h 05m

Klagenfurt

Thu 16/10

22:25-23:30

Nonstop2h 05m

£30

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Thu 9/10

18:55-22:00

Nonstop2h 05m

Klagenfurt

Sun 12/10

20:30-21:35

Nonstop2h 05m

£30

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 13/12

05:55-09:05

Nonstop2h 10m

Klagenfurt

Mon 15/12

10:00-11:10

Nonstop2h 10m

£52

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

£55

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 1/11

05:55-09:05

Nonstop2h 10m

Klagenfurt

Mon 3/11

10:00-11:10

Nonstop2h 10m

£58

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Thu 9/10

18:55-22:00

Nonstop2h 05m

Klagenfurt

Thu 16/10

14:55-07:15

2 stops17h 20m

£109

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Thu 9/10

18:55-22:00

Nonstop2h 05m

Klagenfurt

Sun 12/10

19:15-20:25

2 stops26h 10m

£111

LondonKlagenfurt

LTN - KLU

LTNKLU

London Luton

Thu 9/10

05:55-14:30

1 stop7h 35m

Klagenfurt

Sun 12/10

21:10-08:30

1 stop12h 20m

£130

LondonKlagenfurt

LTN - KLU

LTNKLU

London Luton

Thu 9/10

05:55-14:30

1 stop7h 35m

Klagenfurt

Thu 16/10

14:55-23:15

1 stop9h 20m

£146

LondonKlagenfurt

SEN - KLU

SENKLU

London Southend

Thu 9/10

07:15-14:30

1 stop6h 15m

Klagenfurt

Thu 16/10

14:55-20:05

1 stop6h 10m

£159

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 60 results

...

Best time to book a flight from London to Klagenfurt

Have a flexible travel schedule? Discover the best time to fly to Klagenfurt from London 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 from London to Klagenfurt

How far ahead should I book a flight from London to Klagenfurt?

To ensure you get the cheapest price possible for a flight from London to Klagenfurt, you should look to book at least 4 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest time of day to fly from LON to KLU?

It’s typically best to fly out from London to Klagenfurt in the afternoon. Doing so could potentially save you 51% on the flight price compared to flying in the morning, which is usually more expensive.

What’s the top stopover airport for flights from London to Klagenfurt?

Vienna (VIE) – chosen by Cheapflights users on 98% of one-stop itineraries from London to Klagenfurt on Cheapflights.

What’s the cheapest stopover airport for flights from London to Klagenfurt?

Vienna (VIE) is the most affordable one-stop option, with an average return flight price of £178.

What’s the fastest stopover option from London to Klagenfurt?

Flights via Munich (MUC) have the shortest average one-way travel time for one-stop routes: 3h 50m.

Which airport typically offers the quickest stopover for flights from London to Klagenfurt?

Flights via Vienna (VIE) offer the fastest connection on this route, with an average stopover time of 0h 50m.

Reviews of airlines servicing Klagenfurt

Read through reviews of airlines operating flights from London to Klagenfurt, such as Austrian Airlines and Ryanair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Austrian Airlines

7.6

Good

846 reviews

Check prices

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

846 reviews

Austrian Airlines

7.6

Good

846 reviews

Check prices

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

5,159 reviews

Austrian Airlines

7.6

Good

846 reviews

Check prices

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.

Related info for your journey

What airport do you fly into for flights to Klagenfurt from London?
Klagenfurt (KLU), located 2.0 mi from the city center, is the airport you fly into when you book flights from London to Klagenfurt. 2 airlines have flights to Klagenfurt from London on a regular basis. Booking flights from London to Klagenfurt should not be difficult; the airport handles an average of 0 inbound flights from London per day.
How long is the flight from London to Klagenfurt?
Airlines like Ryanair fly from London to Klagenfurt in about 2h 05m. The time it takes to get you to your destination is usually consistent. There are 729 mi between London and Klagenfurt. Most flights are nonstop.
What are the cheapest airlines flying from London to Klagenfurt round-trip?
Flying on Ryanair is currently your cheapest option to Klagenfurt, with prices starting at £41. Another option worth looking into is Austrian Airlines, starting at £155 return. You may be able to fly from London to Klagenfurt for 72% less than the average price by searching for these airlines.
What are the most popular routes from London to Klagenfurt?
While some choose either London Luton - Klagenfurt or London Heathrow - Klagenfurt, London Gatwick - Klagenfurt is the most popular route from London to Klagenfurt.
Can I find deals for flights from London to Klagenfurt that include hotel bookings?
Yes. In addition to deals on London to Klagenfurt flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Klagenfurt?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Klagenfurt.
Can I find deals for business class flights from London to Klagenfurt?
Yes. Cheapflights offers flight deals from London to Klagenfurt by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from London to Klagenfurt

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£41	Average£118	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Austrian Airlines	Cheapest£155	Average£252	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights

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How does Cheapflights help users find flights from London to Klagenfurt?

Cheapflights helps you search for flights from London to Klagenfurt via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Klagenfurt from London 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 from London to Klagenfurt with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Klagenfurt flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from London to Klagenfurt become cheaper?

Yes, Cheapflights offers price alerts on London to Klagenfurt flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from London to Klagenfurt from £16

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Klagenfurt

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Find flight deals from London to Klagenfurt

Cheapest flights from London to KlagenfurtExplore the most affordable flight options available from London to Klagenfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2025.

Explore the most affordable flight options available from London to Klagenfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Klagenfurt that are best for you.

Best time to book a flight from London to Klagenfurt

Have a flexible travel schedule? Discover the best time to fly to Klagenfurt from London with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London to Klagenfurt

How far ahead should I book a flight from London to Klagenfurt?

Use this chart to determine the optimal time to book a return flight from London to Klagenfurt. Price data was last updated on 29 August 2025.

What is the cheapest time of day to fly from LON to KLU?

Find hourly flight availability from London to Klagenfurt. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 September 2025.

What’s the top stopover airport for flights from London to Klagenfurt?

Share of one-stop return flights from London to Klagenfurt chosen by Cheapflights users in the past 12 months, using the same stopover each way.

What’s the cheapest stopover airport for flights from London to Klagenfurt?

Average return fare for one-stop flights from London to Klagenfurt, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

What’s the fastest stopover option from London to Klagenfurt?

Shortest average travel time for one-stop one-way flights from London to Klagenfurt, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Which airport typically offers the quickest stopover for flights from London to Klagenfurt?

Average stopover duration for one-stop one-way flights from London to Klagenfurt, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Reviews of airlines servicing Klagenfurt

Read through reviews of airlines operating flights from London to Klagenfurt, such as Austrian Airlines and Ryanair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London to Klagenfurt. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Klagenfurt from London?

How long is the flight from London to Klagenfurt?

What are the cheapest airlines flying from London to Klagenfurt round-trip?

What are the most popular routes from London to Klagenfurt?

Can I find deals for flights from London to Klagenfurt that include hotel bookings?

How can I find direct flights from London to Klagenfurt?

Can I find deals for business class flights from London to Klagenfurt?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Klagenfurt

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from London to Klagenfurt

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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Cheapest flights from London to Klagenfurt
Explore the most affordable flight options available from London to Klagenfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2025.