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Cheap flights from Klagenfurt to London Heathrow Airport from £154

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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
KLU — LHR
27 Nov — 4 Dec1
1 adult

Find flights from Klagenfurt to Heathrow within your budget

Customise your flight search to find flights from Klagenfurt to Heathrow 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, Cheapflights users made 915,844 searches. Data last updated 22 November 2024.

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Route

Depart

Return

Price

KlagenfurtLondon

KLU - LHR

KLULHR

Klagenfurt

Thu 10/4

05:45-18:40

1 stop13h 55m

London Heathrow

Sun 13/4

19:30-14:00

1 stop17h 30m

£166

KlagenfurtLondon

KLU - LHR

KLULHR

Klagenfurt

Mon 17/2

06:00-13:00

2 stops8h 00m

London Heathrow

Thu 13/3

14:50-23:25

1 stop7h 35m

£188

KlagenfurtLondon

KLU - LHR

KLULHR

Klagenfurt

Sat 1/3

16:00-21:00

2 stops6h 00m

London Heathrow

Mon 31/3

11:30-23:25

2 stops10h 55m

£199

KlagenfurtLondon

KLU - LHR

KLULHR

Klagenfurt

Thu 12/12

05:45-10:25

1 stop5h 40m

£154

KlagenfurtLondon

KLU - LHR

KLULHR

Klagenfurt

Fri 13/12

05:45-22:55

2 stops18h 10m

£172

KlagenfurtLondon

KLU - LHR

KLULHR

Klagenfurt

Mon 9/12

14:50-13:05

2 stops23h 15m

£197

Flights are sorted by cheapest return flights first.

Deals found on 22/11

Cheap flight deals from Klagenfurt to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Klagenfurt (KLU) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 November 2024.

Round-trip from

£166

One-way from

£154

Popular in

May

Cheapest in

March
Austrian Airlines
  • Austrian Airlines
  • 10/4-13/4
  • 2 total stops
  • 31h 25m total
  • Klagenfurt to London
Search Deals
Austrian Airlines
  • Austrian Airlines
  • 12/12
  • 1 total stop
  • 5h 40m total
  • Klagenfurt to London
Search Deals
High demand for flights, 26% potential price rise
Search Deals
Best time to find cheap flights, 28% potential price drop
Search Deals

Find flight deals from Klagenfurt to Heathrow

Cheapest flights from Klagenfurt to Heathrow
Explore the most affordable flight options available from Klagenfurt to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 November 2024.

Thu 19/1214:50KLU - LHR
1 stop18h 30mAustrian Airlines
Fri 27/1219:25LHR - KLU
1 stop14h 05mAustrian Airlines
Deal found 21/11£179
Mon 16/1214:50KLU - LHR
2 stops7h 10mMultiple Airlines
Sat 28/1206:00LHR - KLU
1 stop3h 30mMultiple Airlines
Deal found 21/11£204
Fri 6/1214:50KLU - LHR
2 stops9h 05mLufthansa
Sun 8/1206:30LHR - KLU
2 stops6h 30mLufthansa
Deal found 21/11£249

Best time to book a flight from Klagenfurt to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from 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.

Travel insights for flights from Klagenfurt to Heathrow

Get recent, data-driven insights about flights from Klagenfurt to Heathrow including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Klagenfurt to London Heathrow Airport (average of £112). Flying from Klagenfurt to London Heathrow Airport in July is currently the most expensive (average of £160). 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.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 22 November 2024.
See what other customers who have flown with Lufthansa and Austrian Airlines from Klagenfurt to London have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
804 reviews
Check prices

Crew

8.2

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

6.8

Entertainment

6.8

Reviews

1 / 10

On time and easy to make connections. Needed some assistance and it was exceptional. We were taken directly to our gate. Flight itself was comfortable.

Austrian Airlines
7.6
Good
804 reviews
Austrian Airlines
7.6
Good
804 reviews
Check prices

Crew

8.2

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

6.8

Entertainment

6.8

Reviews

1 / 10

On time and easy to make connections. Needed some assistance and it was exceptional. We were taken directly to our gate. Flight itself was comfortable.

Lufthansa
6.8
Okay
7,146 reviews
Austrian Airlines
7.6
Good
804 reviews
Check prices

Crew

8.2

Boarding

7.7

Overall

7.6

Comfort

7.4

Food

6.8

Entertainment

6.8

Reviews

1 / 10

On time and easy to make connections. Needed some assistance and it was exceptional. We were taken directly to our gate. Flight itself was comfortable.

Related info for your journey

Find useful and relevant information for your journey from Klagenfurt to Heathrow. 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 from for flights from Klagenfurt to London Heathrow?

    Klagenfurt (KLU) is the airport you will fly out of if you book a flight from Klagenfurt to London Heathrow. You should not have trouble finding flights to London Heathrow from Klagenfurt; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Klagenfurt airport to London Heathrow. It is only a 2.0 mi journey to Klagenfurt (KLU) from Klagenfurt’s city center.

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

    Austrian Airlines, at £166, was found to be the cheapest airline from Klagenfurt to London Heathrow Airport. An alternate airline flying to your destination would be Lufthansa. These flights start at 32% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Klagenfurt to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Klagenfurt to Heathrow 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 Klagenfurt to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Klagenfurt to London Heathrow Airport (average of £112). Flying from Klagenfurt to London Heathrow Airport in July is currently the most expensive (average of £160). 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

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Alternative routes for Klagenfurt to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Can Cheapflights notify me if prices for flights from Klagenfurt to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Klagenfurt today and book when prices fit your budget.

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