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Cheap flights from Karlsruhe to London from £73

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Karlsruhe to London departing on 14/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Karlsruhe to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:55 - 15:30
FKB
-
LHR
18h 35m
2 stops
Multiple Airlines Logo
20:50 - 12:05
LHR
-
FKB
14h 15m
2 stops
£190Multiple Airlines
Fri, 13 Nov - Tue, 17 Nov
Multiple Airlines Logo
08:05 - 16:05
FKB
-
LHR
9h 00m
1 stop
Multiple Airlines Logo
09:55 - 08:05
LHR
-
FKB
21h 10m
2 stops
£193Multiple Airlines
Fri, 13 Nov - Wed, 18 Nov
Multiple Airlines Logo
17:30 - 08:55
FKB
-
LHR
16h 25m
1 stop
Multiple Airlines Logo
09:55 - 08:30
LHR
-
FKB
21h 35m
2 stops
£199Multiple Airlines
Sat, 7 Nov - Tue, 10 Nov
Multiple Airlines Logo
17:30 - 08:55
FKB
-
LHR
16h 25m
1 stop
Multiple Airlines Logo
18:50 - 19:50
LHR
-
FKB
24h 00m
2 stops
£218Multiple Airlines
Sat, 12 Dec - Mon, 14 Dec
Multiple Airlines Logo
08:05 - 16:05
FKB
-
LHR
9h 00m
1 stop
Multiple Airlines Logo
20:50 - 12:05
LHR
-
FKB
14h 15m
2 stops
£236Multiple Airlines
Fri, 13 Nov - Tue, 17 Nov
Multiple Airlines Logo
07:30 - 18:00
FKB
-
LHR
11h 30m
2 stops
Multiple Airlines Logo
21:05 - 08:50
LHR
-
FKB
10h 45m
1 stop
£238Multiple Airlines
Wed, 11 Nov - Sun, 15 Nov
Multiple Airlines Logo
07:30 - 19:55
FKB
-
LHR
13h 25m
2 stops
Multiple Airlines Logo
13:55 - 21:20
LHR
-
FKB
6h 25m
1 stop
£242Multiple Airlines
Thu, 15 Oct - Sat, 17 Oct
Multiple Airlines Logo
07:05 - 15:40
FKB
-
LHR
9h 35m
2 stops
Multiple Airlines Logo
09:55 - 23:00
LHR
-
FKB
12h 05m
2 stops
£249Multiple Airlines
Fri, 21 Aug - Tue, 25 Aug
Multiple Airlines Logo
08:25 - 16:15
FKB
-
LHR
8h 50m
2 stops
Multiple Airlines Logo
09:55 - 16:20
LHR
-
FKB
29h 25m
2 stops
£249Multiple Airlines
Wed, 7 Oct - Mon, 12 Oct
Multiple Airlines Logo
15:55 - 09:35
FKB
-
LHR
42h 40m
3 stops
Multiple Airlines Logo
18:50 - 17:05
LHR
-
FKB
21h 15m
2 stops
£252Multiple Airlines
Sun, 30 Aug - Fri, 11 Dec

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Customise your flight search to find flights from Karlsruhe to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 24 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

Fri 13/11

21:55-15:30

2 stops18h 35m

London Heathrow

Tue 17/11

20:50-12:05

2 stops14h 15m

£190

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Fri 13/11

08:05-16:05

1 stop9h 00m

London Heathrow

Wed 18/11

09:55-08:05

2 stops21h 10m

£193

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Sat 7/11

17:30-08:55

1 stop16h 25m

London Heathrow

Tue 10/11

09:55-08:30

2 stops21h 35m

£198

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Sat 12/12

17:30-08:55

1 stop16h 25m

London Heathrow

Mon 14/12

18:50-19:50

2 stops24h 00m

£218

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Fri 13/11

08:05-16:05

1 stop9h 00m

London Heathrow

Tue 17/11

20:50-12:05

2 stops14h 15m

£236

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Wed 11/11

07:30-18:00

2 stops11h 30m

London Heathrow

Sun 15/11

21:05-08:50

1 stop10h 45m

£238
Fastest return journey

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Thu 15/10

07:30-19:55

2 stops13h 25m

London Heathrow

Sat 17/10

13:55-21:20

1 stop6h 25m

£242

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Fri 21/8

07:05-15:40

2 stops9h 35m

London Heathrow

Tue 25/8

09:55-23:00

2 stops12h 05m

£249

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Wed 7/10

08:25-16:15

2 stops8h 50m

London Heathrow

Mon 12/10

09:55-16:20

2 stops29h 25m

£249

KarlsruheLondon

FKB - LHR

FKBLHR

Karlsruhe Söllingen

Sun 30/8

15:55-09:35

3 stops42h 40m

London Heathrow

Fri 11/12

18:50-17:05

2 stops21h 15m

£252

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Karlsruhe to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Karlsruhe is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £156. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £212.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Karlsruhe to London Heathrow Airport in the morning for as low as £161. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £212 on average. Flights to London Heathrow Airport from Karlsruhe at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from Karlsruhe to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Karlsruhe to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Karlsruhe to London Heathrow Airport (FKB to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Karlsruhe to London Heathrow Airport

Fastest flight time

7h 50m

Direct flights

None
The fastest flight from Karlsruhe to London Heathrow Airport takes 7h 50m
There are no direct flights from Karlsruhe to London Heathrow Airport. There are no popular flight routes from Karlsruhe to London Heathrow Airport.
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Frequently asked questions about flying from Karlsruhe to London Heathrow Airport

  • How far is Karlsruhe Söllingen to London Heathrow by plane?

    Karlsruhe Söllingen and London Heathrow are 426.3 mi apart from one another. Typically, this will take 7h 50m by plane in normal conditions.

  • When did momondo last update prices for flights from Karlsruhe Söllingen Airport to London Heathrow Airport?

    Prices for flights from Karlsruhe Söllingen Airport to London Heathrow Airport are updated daily.

  • How old do you have to be to fly from Karlsruhe Söllingen Airport to London Heathrow Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Karlsruhe Söllingen Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Wembley
Gatwick
Milton Keynes
Luton
Stratford-upon-Avon
Southend-on-Sea
Slough
Northampton
Ipswich
Maidstone
Swindon
Folkestone
Ilford
Hastings
Poole
Canterbury
Guildford
Chichester
Hayes

Why use momondo?

Why should I use momondo to find a flight deal from Karlsruhe to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Karlsruhe to London . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Karlsruhe to London with flexible booking policies on momondo?

All flight searches from Karlsruhe to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Karlsruhe to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Karlsruhe to London.

I’m not ready to book a flight from Karlsruhe to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Karlsruhe to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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