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Cheap flights from Karlsruhe to London Heathrow Airport from £83

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
FKB — LHR
25 Jun — 2 Jul1
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 26 May 2026.

Tue 9/608:30
FKB
-
LHR
1 stop9h 30m
Multiple Airlines
Wed 10/615:10
LHR
-
FKB
2 stops20h 55m
Multiple Airlines
Deal found 24/5£216
Wed 1/718:10
FKB
-
LHR
2 stops16h 00m
Multiple Airlines
Thu 9/715:10
LHR
-
FKB
1 stop30h 05m
Multiple Airlines
Deal found 26/5£219
Sat 5/910:40
FKB
-
LHR
2 stops23h 15m
Multiple Airlines
Mon 14/921:05
LHR
-
FKB
1 stop10h 00m
Multiple Airlines
Deal found 25/5£221
Tue 30/618:20
FKB
-
LHR
2 stops15h 50m
Multiple Airlines
Thu 9/715:10
LHR
-
FKB
1 stop30h 05m
Multiple Airlines
Deal found 23/5£249
Tue 3/1111:00
FKB
-
LHR
3 stops32h 00m
Multiple Airlines
Sat 7/1116:50
LHR
-
FKB
2 stops13h 50m
Multiple Airlines
Deal found 21/5£264
Wed 11/1108:55
FKB
-
LHR
2 stops25h 15m
Multiple Airlines
Sun 15/1121:05
LHR
-
FKB
1 stop10h 45m
Multiple Airlines
Deal found 25/5£269
Mon 8/607:35
FKB
-
LHR
1 stop7h 50m
Multiple Airlines
Wed 17/622:15
LHR
-
FKB
2 stops16h 15m
Multiple Airlines
Deal found 24/5£276
Wed 1/707:40
FKB
-
LHR
1 stop9h 30m
Multiple Airlines
Tue 7/720:50
LHR
-
FKB
2 stops12h 45m
Multiple Airlines
Deal found 21/5£281
Mon 1/618:15
FKB
-
LHR
2 stops15h 55m
Multiple Airlines
Tue 2/622:15
LHR
-
FKB
2 stops12h 20m
Multiple Airlines
Deal found 22/5£282
Sun 14/609:55
FKB
-
LHR
2 stops13h 05m
Multiple Airlines
Tue 23/611:45
LHR
-
FKB
2 stops26h 55m
Multiple Airlines
Deal found 25/5£295
Wed 11/1108:55
FKB
-
LHR
2 stops25h 15m
Multiple Airlines
Mon 16/1109:55
LHR
-
FKB
2 stops21h 10m
Multiple Airlines
Deal found 25/5£310

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 26 May 2026.

Round-trip from

£216

One-way from

£83

Popular in

December

Cheapest in

November

Average price

£141
9/6-10/6
  • 9/6-10/6
  • 3 total stops
  • 30h 25m total
  • Karlsruhe to London
Search Deals
3/6
  • 3/6
  • 2 total stops
  • 26h 55m 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 May 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 26 May 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

Tue 3/11

11:00-18:00

3 stops32h 00m

London Heathrow

Sat 7/11

16:50-07:40

2 stops13h 50m

£264

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Tue 8/9

08:30-21:40

2 stops14h 10m

London Heathrow

Sat 12/9

06:40-21:20

1 stop13h 40m

£413

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Wed 15/7

08:25-09:00

2 stops25h 35m

London Heathrow

Sun 26/7

08:40-07:50

2 stops22h 10m

£413

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Fri 19/6

19:45-19:20

2 stops24h 35m

London Heathrow

Tue 23/6

20:05-10:10

2 stops37h 05m

£477
Fastest return journey

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Tue 7/7

08:30-18:50

2 stops11h 20m

London Heathrow

Sat 11/7

13:55-21:20

1 stop6h 25m

£496

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Fri 19/6

19:45-19:20

2 stops24h 35m

London Heathrow

Fri 26/6

08:40-09:35

2 stops23h 55m

£501

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Mon 8/6

11:25-16:25

2 stops30h 00m

London Heathrow

Tue 16/6

18:40-08:10

2 stops36h 30m

£538

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Mon 22/6

11:25-16:25

2 stops30h 00m

London Heathrow

Thu 25/6

18:40-17:30

2 stops21h 50m

£565
Cheapest one-way

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Wed 3/6

07:15-09:10

2 stops26h 55m

£83

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Mon 8/6

18:15-14:45

2 stops21h 30m

£84

Flights are sorted by cheapest return flights first.

Deals found on 22/5

Showing 1-10 of 16 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
Northampton
Wembley
Luton
Gatwick
Croydon
Ilford
Slough
Hayes
Brentford
Colchester
Kingston upon Thames
Eastbourne
Ipswich
Watford
Swindon
Romford
Guildford
Borehamwood

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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?

Of course! You can now track prices for flights from Karlsruhe to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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