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Cheap flights from Karlsruhe to London Heathrow Airport from £69

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
FKB — LHR
10 Aug — 17 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Karlsruhe to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Karlsruhe to Heathrow
Explore the most affordable flight options available from Karlsruhe to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2026.

Fri 6/1108:05
FKB
-
LHR
1 stop9h 00m
Multiple Airlines
Mon 9/1109:55
LHR
-
FKB
2 stops21h 10m
Multiple Airlines
Deal found 9/7£214
Sat 3/1016:05
FKB
-
LHR
2 stops16h 35m
Multiple Airlines
Mon 5/1021:05
LHR
-
FKB
1 stop10h 00m
Multiple Airlines
Deal found 7/7£218
Mon 2/1108:25
FKB
-
LHR
2 stops25h 45m
Multiple Airlines
Thu 5/1118:50
LHR
-
FKB
2 stops22h 45m
Multiple Airlines
Deal found 10/7£226
Mon 23/1108:25
FKB
-
LHR
2 stops12h 40m
Multiple Airlines
Thu 26/1118:50
LHR
-
FKB
2 stops25h 40m
Multiple Airlines
Deal found 8/7£238
Sun 6/921:10
FKB
-
LHR
2 stops18h 05m
Multiple Airlines
Mon 7/921:05
LHR
-
FKB
1 stop10h 00m
Multiple Airlines
Deal found 9/7£247
Fri 7/816:15
FKB
-
LHR
1 stop23h 10m
Multiple Airlines
Mon 31/820:50
LHR
-
FKB
2 stops25h 10m
Multiple Airlines
Deal found 11/7£253
Tue 6/1008:30
FKB
-
LHR
1 stop9h 30m
Multiple Airlines
Mon 12/1021:05
LHR
-
FKB
1 stop10h 00m
Multiple Airlines
Deal found 7/7£260
Sat 10/1010:40
FKB
-
LHR
2 stops9h 25m
Multiple Airlines
Mon 12/1021:05
LHR
-
FKB
1 stop10h 00m
Multiple Airlines
Deal found 10/7£265
Wed 2/1210:00
FKB
-
LHR
1 stop7h 05m
Multiple Airlines
Fri 4/1220:50
LHR
-
FKB
2 stops22h 05m
Multiple Airlines
Deal found 9/7£268

Find flight deals from Karlsruhe to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Karlsruhe (FKB) 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 11 July 2026.

Round-trip from

£214

One-way from

£69

Popular in

December

Cheapest in

November

Average price

£136
6/11-9/11
  • 6/11-9/11
  • 3 total stops
  • 30h 10m total
  • Karlsruhe to London
Search Deals
4/8
  • 4/8
  • 2 total stops
  • 18h 30m total
  • Karlsruhe to London
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Karlsruhe 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 858,174 searches. Data last updated 11 July 2026.
Use the filters below to find and compare flights from Karlsruhe to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Mon 23/11

08:25-20:05

2 stops12h 40m

London Heathrow

Thu 26/11

18:50-21:30

2 stops25h 40m

£238

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Fri 7/8

16:15-14:25

1 stop23h 10m

London Heathrow

Mon 31/8

20:50-23:00

2 stops25h 10m

£253
Fastest return journey

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Sat 3/10

10:40-19:05

2 stops9h 25m

London Heathrow

Mon 5/10

21:05-08:05

1 stop10h 00m

£275

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Wed 2/12

10:00-20:50

2 stops11h 50m

London Heathrow

Fri 4/12

20:50-19:55

2 stops22h 05m

£311

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Fri 4/9

08:25-21:10

2 stops13h 45m

London Heathrow

Sun 6/9

19:25-07:50

1 stop11h 25m

£378

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Sun 26/7

11:30-09:10

2 stops22h 40m

London Heathrow

Wed 29/7

09:55-10:10

2 stops23h 15m

£381

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Wed 5/8

07:40-16:10

1 stop9h 30m

London Heathrow

Sat 8/8

10:20-22:10

2 stops10h 50m

£461

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Thu 20/8

11:25-07:55

2 stops21h 30m

London Heathrow

Sun 23/8

18:40-10:00

2 stops38h 20m

£493

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Thu 20/8

11:25-07:55

2 stops21h 30m

London Heathrow

Thu 27/8

18:40-09:35

2 stops37h 55m

£522

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Fri 11/9

19:45-18:30

2 stops23h 45m

London Heathrow

Mon 14/9

06:00-10:00

2 stops27h 00m

£522

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Karlsruhe to Heathrow

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

Related info for your journey

Find useful and relevant information for your journey from Karlsruhe 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 Karlsruhe to London Heathrow?

    If you book a flight to London Heathrow from Karlsruhe, you will be flying from Söllingen, which is the city’s only airport. Karlsruhe Söllingen (FKB) is located 21.7 mi from the center of Karlsruhe. There are 0 flights from Söllingen to London Heathrow per day from 0 different airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Karlsruhe 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.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Slough
Croydon
Ilford
Hayes
Brentford
Colchester
Northampton
Watford
Kingston upon Thames
Eastbourne
Swindon
Poole
Southall
Aylesbury
Romford

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Why should you use Cheapflights to find cheap flight tickets from Karlsruhe to Heathrow?

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Can Cheapflights find flights from Karlsruhe to Heathrow with no change fees?

Yes! Cheapflights helps users easily find flights from Karlsruhe to Heathrow with no change fees.

Can Cheapflights notify me if prices for flights from Karlsruhe to Heathrow become cheaper?

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