How long is the flight from London to Klagenfurt?

Airlines like Ryanair and Austrian Airlines fly from London to Klagenfurt in about 2h 10m. The time it takes to get you to your destination can typically vary by up to 1h 40m. There are 729 mi between London and Klagenfurt. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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 £42. Another option worth looking into is Austrian Airlines, starting at £157 return. You may be able to fly from London to Klagenfurt for 71% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from London to Klagenfurt one-way?

The cheapet airlines for a one-way flight from London to Klagenfurt are Ryanair (£16), Austrian Airlines (£139), and Lufthansa (£148).

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 Gatwick - Klagenfurt, London Stansted - Klagenfurt is the most popular route from London to Klagenfurt.

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	£29
One-way from	£16
Popular in	September
Cheapest in	January
Average price	£165
Good round-trip deal	£28 or less

Ryanair
17/11-22/11
Nonstop
4h 20m total
London to Klagenfurt

Search Deals

Ryanair
22/11
Nonstop
2h 10m total
London to Klagenfurt

Search Deals

Highest demand for flights based on searches. 26% potential increase in price (£41 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 October 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

Enter your travel dates to find the best prices.

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 15 October 2025.

Mon 17/1106:10STN - KLU

Nonstop2h 10mRyanair

Sat 22/1109:30KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£29

Sat 15/1105:55STN - KLU

Nonstop2h 10mRyanair

Mon 17/1110:00KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£30

Sat 22/1105:55STN - KLU

Nonstop2h 10mRyanair

Mon 24/1110:00KLU - STN

Nonstop2h 10mRyanair

Deal found 13/10£36

Sat 6/1205:55STN - KLU

Nonstop2h 10mRyanair

Sat 20/1209:30KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£56

Sat 29/1105:55STN - KLU

Nonstop2h 10mRyanair

Sat 6/1209:30KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£86

Fri 17/1007:55STN - KLU

1 stop24h 30mMultiple Airlines

Sun 19/1020:30KLU - STN

Nonstop2h 05mMultiple Airlines

Deal found 14/10£134

Sat 6/1205:55STN - KLU

Nonstop2h 10mMultiple Airlines

Sat 20/1216:00KLU - STN

1 stop4h 10mMultiple Airlines

Deal found 14/10£150

Mon 17/1106:10STN - KLU

Nonstop2h 10mMultiple Airlines

Sat 22/1105:45KLU - STN

1 stop6h 15mMultiple Airlines

Deal found 14/10£164

Sat 22/1106:10STN - KLU

1 stop6h 45mMultiple Airlines

Mon 24/1110:00KLU - STN

Nonstop2h 10mMultiple Airlines

Deal found 13/10£168

Mon 17/1109:05LHR - KLU

1 stop3h 50mAustrian Airlines

Sat 22/1105:45KLU - LHR

1 stop9h 20mAustrian Airlines

Deal found 13/10£170

Fri 17/1019:45LTN - KLU

1 stop12h 40mMultiple Airlines

Sun 19/1019:15KLU - LTN

1 stop7h 50mMultiple Airlines

Deal found 14/10£174

Wed 12/1109:05LHR - KLU

1 stop3h 50mAustrian Airlines

Wed 19/1105:45KLU - LHR

1 stop13h 55mAustrian Airlines

Deal found 15/10£174

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 15 October 2025.

Mon 17/1106:10STN - KLU

Nonstop2h 10mRyanair

Sat 22/1109:30KLU - STN

Nonstop2h 10mRyanair

Deal found 13/10£29

Sat 15/1105:55STN - KLU

Nonstop2h 10mRyanair

Mon 17/1110:00KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£30

Sat 22/1105:55STN - KLU

Nonstop2h 10mRyanair

Mon 24/1110:00KLU - STN

Nonstop2h 10mRyanair

Deal found 13/10£36

Sat 6/1205:55STN - KLU

Nonstop2h 10mRyanair

Sat 20/1209:30KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£56

Sat 6/1205:55STN - KLU

Nonstop2h 10mMultiple Airlines

Sat 20/1216:00KLU - STN

1 stop4h 10mMultiple Airlines

Deal found 14/10£150

Mon 17/1109:05LHR - KLU

1 stop3h 50mAustrian Airlines

Sat 22/1105:45KLU - LHR

1 stop9h 20mAustrian Airlines

Deal found 13/10£170

Wed 12/1111:10LHR - KLU

2 stops11h 15mLufthansa

Wed 19/1114:50KLU - LHR

2 stops9h 05mLufthansa

Deal found 15/10£205

Sat 29/1105:55STN - KLU

Nonstop2h 10mRyanair

Sat 6/1209:30KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£86

Mon 17/1106:10STN - KLU

Nonstop2h 10mMultiple Airlines

Sat 22/1105:45KLU - STN

1 stop8h 25mMultiple Airlines

Deal found 13/10£164

Sat 6/1219:25LHR - KLU

1 stop17h 30mAustrian Airlines

Sat 20/1216:00KLU - LHR

1 stop17h 20mAustrian Airlines

Deal found 14/10£175

Sat 29/1105:55STN - KLU

Nonstop2h 10mMultiple Airlines

Sat 6/1214:50KLU - STN

1 stop5h 20mMultiple Airlines

Deal found 14/10£175

Sat 22/1106:00LHR - KLU

1 stop6h 55mAustrian Airlines

Mon 24/1114:50KLU - LHR

1 stop18h 30mAustrian Airlines

Deal found 13/10£176

Sat 29/1106:00LHR - KLU

1 stop6h 55mAustrian Airlines

Sat 6/1214:50KLU - LHR

1 stop18h 30mAustrian Airlines

Deal found 14/10£178

Mon 17/1106:00LHR - KLU

1 stop6h 55mMultiple Airlines

Sat 22/1105:45KLU - LHR

2 stops8h 15mMultiple Airlines

Deal found 13/10£186

Thu 27/1106:00LHR - KLU

1 stop6h 55mAustrian Airlines

Thu 4/1214:50KLU - LHR

1 stop7h 50mAustrian Airlines

Deal found 13/10£185

Thu 27/1118:15LCY - KLU

2 stops28h 10mLufthansa

Thu 4/1205:45KLU - LCY

2 stops11h 55mLufthansa

Deal found 13/10£257

Sat 29/1106:35LHR - KLU

2 stops6h 20mMultiple Airlines

Sat 6/1214:50KLU - LHR

1 stop18h 30mMultiple Airlines

Deal found 14/10£193

Tue 4/1109:05LHR - KLU

1 stop3h 50mAustrian Airlines

Mon 10/1114:50KLU - LHR

1 stop7h 50mAustrian Airlines

Deal found 15/10£185

Sat 15/1107:40LHR - KLU

2 stops5h 15mMultiple Airlines

Mon 17/1114:50KLU - LHR

1 stop18h 30mMultiple Airlines

Deal found 14/10£193

Tue 28/1009:50LCY - KLU

2 stops12h 35mLufthansa

Fri 31/1005:45KLU - LCY

2 stops12h 55mLufthansa

Deal found 14/10£325

Thu 27/1108:30LTN - KLU

2 stops13h 55mMultiple Airlines

Thu 4/1205:45KLU - LTN

2 stops13h 30mMultiple Airlines

Deal found 13/10£241

Wed 12/1119:30LTN - KLU

1 stop17h 25mMultiple Airlines

Wed 19/1114:50KLU - LTN

1 stop4h 50mMultiple Airlines

Deal found 15/10£272

Mon 17/1108:40LTN - KLU

1 stop4h 15mMultiple Airlines

Sat 22/1105:45KLU - LTN

1 stop11h 35mMultiple Airlines

Deal found 13/10£283

Fri 28/1109:55LCY - KLU

2 stops12h 30mMultiple Airlines

Fri 5/1205:45KLU - LCY

2 stops11h 55mMultiple Airlines

Deal found 14/10£337

Thu 27/1110:25LGW - KLU

2 stops12h 00mMultiple Airlines

Thu 4/1205:45KLU - LGW

2 stops10h 10mMultiple Airlines

Deal found 13/10£337

Tue 4/1117:10LTN - KLU

1 stop5h 15mMultiple Airlines

Mon 10/1114:50KLU - LTN

1 stop26h 30mMultiple Airlines

Deal found 15/10£340

Mon 17/1109:50LCY - KLU

2 stops12h 35mMultiple Airlines

Sat 22/1114:50KLU - LCY

2 stops26h 50mMultiple Airlines

Deal found 13/10£341

Sat 29/1119:35LGW - KLU

2 stops17h 20mMultiple Airlines

Sat 6/1214:50KLU - LGW

3 stops19h 00mMultiple Airlines

Deal found 14/10£347

Tue 4/1109:50LCY - KLU

2 stops12h 35mMultiple Airlines

Mon 10/1105:45KLU - LCY

2 stops11h 55mMultiple Airlines

Deal found 15/10£391

Tue 28/1009:20LGW - KLU

1 stop7h 45mMultiple Airlines

Fri 31/1014:50KLU - LGW

2 stops8h 35mMultiple Airlines

Deal found 14/10£392

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 15 October 2025.

Mon 17/1106:10STN - KLU

Nonstop2h 10mRyanair

Sat 22/1109:30KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£29

Sat 15/1105:55STN - KLU

Nonstop2h 10mRyanair

Mon 17/1110:00KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£30

Sat 22/1105:55STN - KLU

Nonstop2h 10mRyanair

Mon 24/1110:00KLU - STN

Nonstop2h 10mRyanair

Deal found 13/10£36

Sat 6/1205:55STN - KLU

Nonstop2h 10mRyanair

Sat 20/1209:30KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£56

Sat 29/1105:55STN - KLU

Nonstop2h 10mRyanair

Sat 6/1209:30KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£86

Sat 20/1205:55STN - KLU

Nonstop2h 10mRyanair

Sat 27/1209:30KLU - STN

Nonstop2h 10mRyanair

Deal found 15/10£189

Last-minute flights from London to Klagenfurt
Discover last-minute flight deals from London to Klagenfurt. Data last updated 15 October 2025 and is based on user searches.

Fri 17/1007:55STN - KLU

1 stop24h 30mMultiple Airlines

Sun 19/1020:30KLU - STN

Nonstop2h 05mMultiple Airlines

Deal found 14/10£134

Fri 17/1019:45LTN - KLU

1 stop12h 40mMultiple Airlines

Sun 19/1019:15KLU - LTN

1 stop7h 50mMultiple Airlines

Deal found 14/10£174

Wed 12/1109:05LHR - KLU

1 stop3h 50mAustrian Airlines

Wed 19/1105:45KLU - LHR

1 stop13h 55mAustrian Airlines

Deal found 15/10£174

Sat 15/1105:55STN - KLU

Nonstop2h 10mRyanair

Mon 17/1110:00KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£30

Sat 15/1109:05LHR - KLU

1 stop3h 50mAustrian Airlines

Mon 17/1114:50KLU - LHR

1 stop18h 30mAustrian Airlines

Deal found 14/10£175

Mon 17/1106:10STN - KLU

Nonstop2h 10mRyanair

Sat 22/1109:30KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£29

Mon 17/1106:10STN - KLU

Nonstop2h 10mMultiple Airlines

Sat 22/1105:45KLU - STN

1 stop6h 15mMultiple Airlines

Deal found 14/10£164

Mon 17/1109:05LHR - KLU

1 stop3h 50mAustrian Airlines

Sat 22/1105:45KLU - LHR

1 stop9h 20mAustrian Airlines

Deal found 13/10£170

Sat 22/1105:55STN - KLU

Nonstop2h 10mRyanair

Mon 24/1110:00KLU - STN

Nonstop2h 10mRyanair

Deal found 13/10£36

Sat 22/1106:10STN - KLU

1 stop6h 45mMultiple Airlines

Mon 24/1110:00KLU - STN

Nonstop2h 10mMultiple Airlines

Deal found 13/10£168

Sat 29/1105:55STN - KLU

Nonstop2h 10mRyanair

Sat 6/1209:30KLU - STN

Nonstop2h 10mRyanair

Deal found 14/10£86

Sat 29/1105:55STN - KLU

Nonstop2h 10mMultiple Airlines

Sat 6/1214:50KLU - STN

1 stop5h 20mMultiple Airlines

Deal found 14/10£175

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 15 October 2025.

Sat 22/1105:55STN - KLU

Nonstop2h 10mRyanair

Deal found 13/10£16

Sat 15/1105:55STN - KLU

Nonstop2h 10mRyanair

Deal found 13/10£18

Mon 1/1206:10STN - KLU

Nonstop2h 10mRyanair

Deal found 12/10£20

Mon 10/1106:10STN - KLU

Nonstop2h 10mRyanair

Deal found 14/10£25

Sat 13/1205:55STN - KLU

Nonstop2h 10mRyanair

Deal found 14/10£26

Sat 10/105:55STN - KLU

Nonstop2h 10mRyanair

Deal found 12/10£32

Mon 15/1206:10STN - KLU

Nonstop2h 10mRyanair

Deal found 14/10£38

Sat 11/406:20STN - KLU

Nonstop2h 05mRyanair

Deal found 11/10£38

Mon 8/1206:10STN - KLU

Nonstop2h 10mRyanair

Deal found 12/10£47

Sat 15/1117:10LTN - KLU

1 stop19h 45mMultiple Airlines

Deal found 13/10£131

Sat 15/1109:05LHR - KLU

1 stop3h 50mAustrian Airlines

Deal found 13/10£138

Sat 22/1106:00LHR - KLU

1 stop6h 55mAustrian Airlines

Deal found 13/10£139

Fly from

Fly to

Route

Depart

Return

Price

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Mon 17/11

06:10-09:20

Nonstop2h 10m

Klagenfurt

Sat 22/11

09:30-10:40

Nonstop2h 10m

£29

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 15/11

05:55-09:05

Nonstop2h 10m

Klagenfurt

Mon 17/11

10:00-11:10

Nonstop2h 10m

£30

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 22/11

05:55-09:05

Nonstop2h 10m

Klagenfurt

Mon 24/11

10:00-11:10

Nonstop2h 10m

£36

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 6/12

05:55-09:05

Nonstop2h 10m

Klagenfurt

Sat 20/12

09:30-10:40

Nonstop2h 10m

£56

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 29/11

05:55-09:05

Nonstop2h 10m

Klagenfurt

Sat 6/12

09:30-10:40

Nonstop2h 10m

£86

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 6/12

05:55-09:05

Nonstop2h 10m

Klagenfurt

Sat 20/12

16:00-19:10

1 stop4h 10m

£150

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Mon 17/11

06:10-09:20

Nonstop2h 10m

Klagenfurt

Sat 22/11

05:45-13:10

1 stop8h 25m

£164

LondonKlagenfurt

LHR - KLU

LHRKLU

London Heathrow

Mon 17/11

09:05-13:55

1 stop3h 50m

Klagenfurt

Sat 22/11

05:45-14:05

1 stop9h 20m

£170

LondonKlagenfurt

LHR - KLU

LHRKLU

London Heathrow

Sat 6/12

19:25-13:55

1 stop17h 30m

Klagenfurt

Sat 20/12

16:00-08:20

1 stop17h 20m

£175

LondonKlagenfurt

STN - KLU

STNKLU

London Stansted

Sat 29/11

05:55-09:05

Nonstop2h 10m

Klagenfurt

Sat 6/12

14:50-19:10

1 stop5h 20m

£175

Flights are sorted by cheapest return flights first.

Deals found on 13/10

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 month to book a flight from London to Klagenfurt?

Currently, November is the cheapest month in which you can book a flight from London to Klagenfurt (average of £31). Flying from London to Klagenfurt in February is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

It’s typically best to fly out from London to Klagenfurt at midday. Doing so could potentially save you 85% 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 £182.

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

853 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

853 reviews

Austrian Airlines

7.6

Good

853 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

5,179 reviews

Austrian Airlines

7.6

Good

853 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 and Austrian Airlines fly from London to Klagenfurt in about 2h 10m. The time it takes to get you to your destination can typically vary by up to 1h 40m. There are 729 mi between London and Klagenfurt. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
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 £42. Another option worth looking into is Austrian Airlines, starting at £157 return. You may be able to fly from London to Klagenfurt for 71% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from London to Klagenfurt one-way?
The cheapet airlines for a one-way flight from London to Klagenfurt are Ryanair (£16), Austrian Airlines (£139), and Lufthansa (£148).
What are the most popular routes from London to Klagenfurt?
While some choose either London Luton - Klagenfurt or London Gatwick - Klagenfurt, London Stansted - 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.
What is the cheapest month to book a flight from London to Klagenfurt?
Currently, November is the cheapest month in which you can book a flight from London to Klagenfurt (average of £31). Flying from London to Klagenfurt in February is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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£42	Average£120	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Austrian Airlines	Cheapest£157	Average£256	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights

Fly with Cheapflights

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?

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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 22/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Klagenfurt

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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 15 October 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 15 October 2025.

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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.

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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 10 October 2025.

What is the cheapest month to book a flight from London to Klagenfurt?

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 15 October 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 cheapest airlines to fly from London to Klagenfurt one-way?

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?

What is the cheapest month to book a flight from London to Klagenfurt?

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Alternative routes for London to Klagenfurt

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Top 2 airlines flying from London to Klagenfurt

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

Can Cheapflights find flights from London to Klagenfurt with no change fees?

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

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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 15 October 2025.