KLU - LON

£73 Find Cheap Flights from Klagenfurt to London – Compare and Save

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Everything you should know

Cheapest return flight
£73
Typical prices: £55-£183
Ryanair
Sat 21/4Mon 23/4
KLU - STN • Direct
Cheapest one-way flight
£89
Typical prices: £25-£116
Ryanair
Thu 5/4
KLU - STN • 1 stop
Direct flights
Not available
There are currently no direct flights between Klagenfurt and London. You'll need to take a connecting flight to reach the destination.
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Top routes
KLU - STN
Cheapest • 61% average savings
KLU - LHR
Most popular
Insights
Insights
Avoid delays
Ryanair
Most punctual • 81% on-time
Morning
Best time • Fewest delays
Insights
Insights
When to travel
January
Cheapest • 64% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cologne Köln/Bonn (CGN)
Cheapest • Avg £306 (return)
Vienna Intl (VIE)
Shortest trip • 5h 01m (one-way)
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Insights
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We hope you enjoy your trip to London!
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Flight Deals

Cheap Flights from Klagenfurt to London (KLU-LON)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Klagenfurt to London

Wed, 21 Apr - Fri, 23 Apr
Ryanair Logo
09:35 - 10:40KLU  Klagenfurt-STN London Stansted
2h 05mdirect
Ryanair Logo
13:30 - 16:35STN  London Stansted-KLU Klagenfurt
2h 05mdirect
£73Ryanair
Wed, 21 Apr - Fri, 23 Apr
Ryanair Logo
09:35 - 10:40KLU  Klagenfurt-STN London Stansted
2h 05mdirect
Ryanair Logo
13:30 - 16:35STN  London Stansted-KLU Klagenfurt
2h 05mdirect
£80Ryanair
Fri, 23 Apr - Sun, 25 Apr
Ryanair Logo
17:10 - 18:15KLU  Klagenfurt-STN London Stansted
2h 05mdirect
Ryanair Logo
17:25 - 20:30STN  London Stansted-KLU Klagenfurt
2h 05mdirect
£88Ryanair
Fri, 23 Apr - Wed, 28 Apr
Ryanair Logo
17:10 - 18:15KLU  Klagenfurt-STN London Stansted
2h 05mdirect
Ryanair Logo
05:55 - 09:00STN  London Stansted-KLU Klagenfurt
2h 05mdirect
£89Ryanair
Sun, 25 Apr - Wed, 28 Apr
Ryanair Logo
21:05 - 22:10KLU  Klagenfurt-STN London Stansted
2h 05mdirect
Ryanair Logo
05:55 - 09:00STN  London Stansted-KLU Klagenfurt
2h 05mdirect
£91Ryanair
Wed, 21 Apr - Sun, 25 Apr
Ryanair Logo
09:35 - 10:40KLU  Klagenfurt-STN London Stansted
2h 05mdirect
Ryanair Logo
17:25 - 20:30STN  London Stansted-KLU Klagenfurt
2h 05mdirect
£93Ryanair
Fri, 2 Apr - Sun, 4 Apr
Ryanair Logo
17:10 - 18:15KLU  Klagenfurt-STN London Stansted
2h 05mdirect
Ryanair Logo
17:25 - 20:30STN  London Stansted-KLU Klagenfurt
2h 05mdirect
£115Ryanair
Wed, 31 Mar - Sun, 4 Apr
Ryanair Logo
09:35 - 10:40KLU  Klagenfurt-STN London Stansted
2h 05mdirect
Ryanair Logo
17:25 - 20:30STN  London Stansted-KLU Klagenfurt
2h 05mdirect
£124Ryanair
Thu, 22 Apr - Sun, 25 Apr
Ryanair Logo
12:40 - 19:25KLU  Klagenfurt-STN London Stansted
7h 45m1 stop Palma de Mallorca Son Sant Joan
Ryanair Logo
17:25 - 20:30STN  London Stansted-KLU Klagenfurt
2h 05mdirect
£146Ryanair
Fri, 23 Apr - Wed, 28 Apr
Multiple Airlines Logo
15:00 - 19:30KLU  Klagenfurt-STN London Stansted
5h 30m1 stop Vienna Intl
Multiple Airlines Logo
05:55 - 09:00STN  London Stansted-KLU Klagenfurt
2h 05mdirect
£165Multiple Airlines
Booking Insights

Price, demand, and travel trends for Klagenfurt to London flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Klagenfurt to London?

Return flights from Klagenfurt to London typically range from £55 to £183. The lowest price found in the past 5 days was £73 on Ryanair.

What is the cheapest Klagenfurt to London flight route?

Klagenfurt (KLU) to London Stansted Airport (STN) is the cheapest Klagenfurt to London route, averaging £98 return. Other Klagenfurt to London routes average £327, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Klagenfurt to London?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Klagenfurt to London. It's 38% cheaper than the average day, while Friday is the most expensive, with prices 103% higher.

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

•January is the cheapest month to fly from Klagenfurt to London at £38 return.
•March (£160) and August (£146) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 326% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Klagenfurt to London the cheapest?

Flights from Klagenfurt to London are cheapest in the 2 weeks before departure, based on KAYAK prices tracked over the past 12 months. During this period, fares are 30% below average.

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Key details for Klagenfurt to London flights

Low season

February

Cheapest flight

£73
Beat the crowds with an average 28% drop in traveller numbers.
The most popular month to fly with an average 24% increase in traveller numbers.
Return flight from Klagenfurt to London Stansted Airport

When to book flights from Klagenfurt to London

Are your dates flexible? Find out the best times to travel from Klagenfurt to London based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Klagenfurt to London flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Klagenfurt to London?

    Only Economy class is available on flights from Klagenfurt to London.

  • How long is a flight from Klagenfurt to London?

    A direct flight from Klagenfurt to London takes 00m, covering 733 miles.

  • Do I need a passport to fly from Klagenfurt to London?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Klagenfurt to London flight?

    Return flights from Klagenfurt to London range from £55 to £183, with an average of £105 over the past 12 months. Anything below £55 counts as a good deal.

  • How expensive are last-minute Klagenfurt to London flights?

    Last-minute fares on this route (booked within two weeks of departure) are 30% below the route average of £105. Booking late can sometimes save you money, but availability is limited.

  • How much can I save by having a stopover when flying from Klagenfurt to London?

    On this route, direct flights are cheaper than stopover options on average. Direct fares average £91 return, compared with £306 via a stopover through Cologne Köln/Bonn (CGN).

  • How does on-time performance compare across airlines flying from Klagenfurt to London?

    Ryanair is the only airline operating Klagenfurt to London flights. 81% of its flights are on time.

  • What is the standard checked bag allowance on flights from Klagenfurt to London?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £22–£75 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • How are flight prices from Klagenfurt to London looking right now?

    One-way fares from Klagenfurt to London are currently higher than usual. Average one-way flight prices are about £108, which is 114% above the typical average for this route.

  • What car hire options are available in London?

    Since London is served by multiple airports, car hire options and rates can vary depending on which one you fly into.
    Near London Heathrow Airport (LHR) – daily rates from around £5:

    • GREEN MOTION
    • DRIVALIA
    • Europcar
    • Alamo
    • Hertz

    Near London Gatwick Airport (LGW) – daily rates from around £6:

    • GREEN MOTION
    • DRIVALIA
    • U-Save
    • Europcar
    • Alamo

    Near London City Airport (LCY) – daily rates from around £8:

    • GREEN MOTION
    • Budget
    • Hertz
    • Avis
    • Sixt

    Near London Stansted Airport (STN) – daily rates from around £7:

    • GREEN MOTION
    • DRIVALIA
    • Europcar
    • Alamo
    • U-Save

    Near London Luton Airport (LTN) – daily rates from around £8:

    • GREEN MOTION
    • DRIVALIA
    • Alamo
    • Europcar
    • U-Save

  • Which airports can I use when flying from Klagenfurt to London?

    Flights from Klagenfurt to London usually depart from Klagenfurt (KLU) and may arrive at several airports in London area, including London City (LCY), London Gatwick (LGW), London Heathrow (LHR), London Luton (LTN), London Southend (SEN) and London Stansted (STN).

  • What time of day has the fewest delays on flights from Klagenfurt to London?

    Morning flights have the fewest delays on this route, while night departures tend to have the most.

  • At what point is a flight considered delayed on the route from Klagenfurt to London?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Klagenfurt to London route, 19% of flights were delayed in the past three months, with delays averaging 1h 52m.

  • Which airports do connecting flights from Klagenfurt to London pass through?

    Connecting flights from Klagenfurt to London most commonly pass through:

    • Vienna Intl (VIE) – 99% of one-stop connections
    • Cologne Köln/Bonn (CGN) – 1% of one-stop connections

  • Can I save money by using flexible dates for flights from Klagenfurt to London?

    Yes. Flexible dates can save you up to 70% on flights from Klagenfurt to London. Sunday is the cheapest departure day at £66 return on average, while Friday is the most expensive at £214, a difference of £148.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different stopover airport from Klagenfurt to London?

    Flying via Vienna Intl (VIE) gives the shortest average 1-stop total travel time of 5h 01m, compared to 5h 22m via Cologne Köln/Bonn (CGN).

  • What is the time difference between Klagenfurt and London?

    London is 1 hour behind Klagenfurt (British Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in London?

    Some of the most popular sights in London are Hyde Park, Tower Bridge, and Royal Albert Hall. These are among the most viewed places in London on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Klagenfurt to London flights?

    Among airlines operating Klagenfurt to London flights:

    • Ryanair: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Klagenfurt to London flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Ryanair: a cabin bag and a checked bag in Economy class

    Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

Your guide to booking Klagenfurt to London flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Friday. On this route, Sunday flights average £66, about £148 less than Friday fares (69% savings) based on the last 12 months.
  • If you're flexible with your travel dates, booking last minute (within 2 weeks of departure) tends to be around 30% cheaper than the typical fare over the last 12 months, based on KAYAK data.
  • If you can choose when to travel, plan your Klagenfurt to London trip for January. Fares historically average £38 return in that month – typically £122 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, hotels close to the airport you're flying into can be a convenient option.

    Near London City Airport

    • Good Hotel London
    • Aloft London Excel
    • Novotel London Excel

    Near London Heathrow Airport

    • Hilton London Heathrow Airport

    Near London Gatwick Airport

    • Premier Inn London Gatwick Airport

More options for your flight from Klagenfurt to London

Complete your trip to London with a hotel stay or car hire

Car hire in London
Hotels in London
Holidays in London