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Cheap flights from London Heathrow Airport to Frankfurt am Main from £100

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Frankfurt am Main departing on 24/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from London Heathrow Airport to Frankfurt am Main

Cheap return flights

Logo
20:50 - 19:10LHR-FKB
21h 20m2 stops
Logo
21:20 - 20:05FKB-LHR
23h 45m2 stops
£202
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Sat, 25 Oct - Mon, 27 Oct
Logo
15:10 - 09:55LHR-FKB
17h 45m2 stops
Logo
18:20 - 14:45FKB-LHR
21h 25m2 stops
£222
Find Deal
Fri, 3 Oct - Tue, 7 Oct
Logo
17:55 - 11:05LHR-FKB
16h 10m1 stop
Logo
18:20 - 14:45FKB-LHR
21h 25m2 stops
£224
Find Deal
Fri, 3 Oct - Tue, 7 Oct
Logo
09:55 - 23:00LHR-FKB
12h 05m2 stops
Logo
13:05 - 09:10FKB-LHR
21h 05m2 stops
£240
Find Deal
Tue, 23 Sep - Fri, 26 Sep
Logo
17:55 - 11:05LHR-FKB
16h 10m1 stop
Logo
21:20 - 20:05FKB-LHR
23h 45m2 stops
£242
Find Deal
Fri, 24 Oct - Mon, 27 Oct
Logo
06:30 - 19:25LHR-FKB
11h 55m2 stops
Logo
21:20 - 20:05FKB-LHR
23h 45m2 stops
£243
Find Deal
Fri, 24 Oct - Mon, 27 Oct
Logo
09:55 - 23:00LHR-FKB
12h 05m2 stops
Logo
06:00 - 09:10FKB-LHR
28h 10m3 stops
£248
Find Deal
Tue, 23 Sep - Sat, 27 Sep
Logo
09:55 - 23:00LHR-FKB
12h 05m2 stops
Logo
16:50 - 09:10FKB-LHR
17h 20m2 stops
£249
Find Deal
Tue, 23 Sep - Sat, 27 Sep
Eurowings Logo
14:45 - 10:25LHR-FKB
18h 40m2 stops
Eurowings Logo
11:25 - 08:10FKB-LHR
21h 45m2 stops
£790Eurowings
Find Deal
Mon, 29 Sep - Mon, 6 Oct
Eurowings Logo
08:05 - 17:35LHR-FKB
8h 30m2 stops
Eurowings Logo
17:50 - 14:05FKB-LHR
21h 15m2 stops
£802Eurowings
Find Deal
Fri, 26 Sep - Sat, 27 Sep

Eurowings flights from London Heathrow Airport to Karlsruhe

Our best Eurowings deals on London Heathrow Airport to Karlsruhe flight tickets
Eurowings
29 Sept
LHR14:45London Heathrow
18h 40m
2 stops
FKB10:25Karlsruhe Söllingen
6 Oct
FKB11:25Karlsruhe Söllingen
21h 45m
2 stops
LHR08:10London Heathrow
£790
Find similar
Eurowings
26 Sept
LHR08:05London Heathrow
8h 30m
2 stops
FKB17:35Karlsruhe Söllingen
27 Sept
FKB17:50Karlsruhe Söllingen
21h 15m
2 stops
LHR14:05London Heathrow
£802
Find similar
Eurowings
14 Oct
LHR14:45London Heathrow
18h 40m
2 stops
FKB10:25Karlsruhe Söllingen
16 Oct
FKB11:25Karlsruhe Söllingen
8h 25m
2 stops
LHR18:50London Heathrow
£825
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Karlsruhe 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 4 September 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Karlsruhe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Sat 25/10

20:50-19:10

2 stops21h 20m

Karlsruhe Söllingen

Mon 27/10

21:20-20:05

2 stops23h 45m

£202

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Fri 3/10

15:10-09:55

2 stops17h 45m

Karlsruhe Söllingen

Tue 7/10

18:20-14:45

2 stops21h 25m

£222

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Fri 3/10

17:55-11:05

1 stop16h 10m

Karlsruhe Söllingen

Tue 7/10

18:20-14:45

2 stops21h 25m

£224

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Tue 23/9

09:55-23:00

2 stops12h 05m

Karlsruhe Söllingen

Fri 26/9

13:05-09:10

2 stops21h 05m

£240

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Fri 24/10

17:55-11:05

1 stop16h 10m

Karlsruhe Söllingen

Mon 27/10

21:20-20:05

2 stops23h 45m

£242

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Fri 24/10

06:30-19:25

2 stops11h 55m

Karlsruhe Söllingen

Mon 27/10

21:20-20:05

2 stops23h 45m

£243

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Tue 23/9

09:55-23:00

2 stops12h 05m

Karlsruhe Söllingen

Sat 27/9

06:00-09:10

3 stops28h 10m

£248

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Tue 23/9

09:55-23:00

2 stops12h 05m

Karlsruhe Söllingen

Sat 27/9

16:50-09:10

2 stops17h 20m

£249

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Mon 29/9

14:45-10:25

2 stops18h 40m

Karlsruhe Söllingen

Mon 6/10

11:25-08:10

2 stops21h 45m

£790

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Fri 26/9

08:05-17:35

2 stops8h 30m

Karlsruhe Söllingen

Sat 27/9

17:50-14:05

2 stops21h 15m

£802

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Frankfurt am Main from

How to get the cheapest flight ticket from London Heathrow Airport to Karlsruhe

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 Karlsruhe?

The cheapest day to depart on your flight to Karlsruhe is on a Wednesday when prices can be found for as low as £51. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £95.

What is the cheapest time of day to depart on your flight to Karlsruhe?

At midday is the cheapest time of day to fly from London Heathrow Airport to Karlsruhe when you can find flight prices for as low as £69. Flying to Karlsruhe at midday is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around £89. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from London Heathrow Airport to Karlsruhe

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

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

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

Direct flights

None
There are no direct flights from London Heathrow Airport to Karlsruhe. There are no popular flight routes from London Heathrow Airport to Karlsruhe.
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  • How far is London Heathrow to Karlsruhe Söllingen by plane?

    London Heathrow and Karlsruhe Söllingen are 426.3 mi apart from one another. Typically, this will take 8h 00m by plane in normal conditions.

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

    Prices for flights from London Heathrow Airport to Karlsruhe Söllingen Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from London Heathrow Airport to Karlsruhe Söllingen Airport?

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

  • What documentation or ID do you need to fly to Karlsruhe Söllingen Airport?

    The necessary travel and health documents for your Karlsruhe Söllingen Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from London Heathrow Airport to Karlsruhe?

Best airlines flying from London Heathrow Airport to Karlsruhe

Compare and see reviews for airlines that fly from London Heathrow Airport to Karlsruhe with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom £176Free CancellationRating
6.8
7,390 reviews
Search Lufthansa flights

Travelling to a place near Frankfurt am Main?

Book flights to Frankfurt am Main if you plan to visit one of these locations
Freiburg im Breisgau
Lörrach
Gengenbach

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for London to Karlsruhe flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Karlsruhe from London.

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

Of course. momondo tracks the price of London to Karlsruhe flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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