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Cheap flights from London Heathrow Airport to Karlsruhe 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 17/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FKB
18 Jun — 25 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Karlsruhe

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Karlsruhe
Explore the most affordable flight options available from Heathrow to Karlsruhe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 May 2026.

Wed 10/622:15
LHR
-
FKB
2 stops16h 15m
Multiple Airlines
Mon 22/607:35
FKB
-
LHR
1 stop7h 50m
Multiple Airlines
Deal found 15/5£246
Fri 12/615:00
LHR
-
FKB
2 stops16h 30m
Multiple Airlines
Mon 15/607:35
FKB
-
LHR
1 stop7h 50m
Multiple Airlines
Deal found 17/5£265
Sat 13/606:00
LHR
-
FKB
2 stops12h 25m
Multiple Airlines
Tue 16/621:00
FKB
-
LHR
2 stops13h 55m
Multiple Airlines
Deal found 17/5£304
Wed 8/722:15
LHR
-
FKB
2 stops16h 15m
Multiple Airlines
Mon 13/707:35
FKB
-
LHR
1 stop7h 50m
Multiple Airlines
Deal found 17/5£312
Thu 11/615:30
LHR
-
FKB
2 stops19h 35m
Multiple Airlines
Wed 17/607:40
FKB
-
LHR
1 stop9h 30m
Multiple Airlines
Deal found 14/5£317
Sat 16/513:45
LHR
-
FKB
3 stops31h 45m
Multiple Airlines
Wed 20/506:00
FKB
-
LHR
1 stop9h 25m
Multiple Airlines
Deal found 16/5£319
Thu 11/612:20
LHR
-
FKB
2 stops18h 30m
Multiple Airlines
Mon 15/608:30
FKB
-
LHR
2 stops15h 10m
Multiple Airlines
Deal found 18/5£338
Tue 16/609:55
LHR
-
FKB
2 stops9h 55m
Multiple Airlines
Tue 23/608:30
FKB
-
LHR
1 stop13h 50m
Multiple Airlines
Deal found 18/5£340
Sat 13/606:55
LHR
-
FKB
2 stops25h 30m
Multiple Airlines
Sat 20/619:50
FKB
-
LHR
2 stops15h 05m
Multiple Airlines
Deal found 19/5£342
Wed 10/622:15
LHR
-
FKB
2 stops16h 15m
Multiple Airlines
Sun 14/609:55
FKB
-
LHR
2 stops30h 35m
Multiple Airlines
Deal found 15/5£347

Find flight deals from Heathrow to Karlsruhe

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Karlsruhe (FKB). 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 19 May 2026.

Round-trip from

£246

One-way from

£83

Popular in

May

Cheapest in

September

Average price

£156
10/6-22/6
  • 10/6-22/6
  • 3 total stops
  • 24h 05m total
  • London to Karlsruhe
Search Deals
17/6
  • 17/6
  • 2 total stops
  • 16h 00m total
  • London to Karlsruhe
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£12 potential increase over avg. return price).
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 Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 19 May 2026.
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

Cheapest return flight

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Wed 8/7

22:15-15:30

2 stops16h 15m

Karlsruhe Söllingen

Mon 13/7

07:35-14:25

1 stop7h 50m

£312

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Thu 11/6

15:10-22:15

1 stop30h 05m

Karlsruhe Söllingen

Wed 17/6

07:40-16:10

1 stop9h 30m

£343

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Sat 13/6

06:40-21:20

1 stop13h 40m

Karlsruhe Söllingen

Sat 20/6

10:40-19:05

2 stops9h 25m

£345

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Wed 10/6

22:15-15:30

2 stops16h 15m

Karlsruhe Söllingen

Sun 14/6

09:55-15:30

2 stops30h 35m

£347

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Thu 10/9

15:00-08:05

2 stops16h 05m

Karlsruhe Söllingen

Sun 13/9

17:15-07:40

2 stops15h 25m

£385

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Thu 11/6

16:35-11:00

2 stops17h 25m

Karlsruhe Söllingen

Sun 21/6

19:40-15:30

2 stops20h 50m

£388

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Sun 14/6

19:25-07:50

1 stop11h 25m

Karlsruhe Söllingen

Fri 19/6

08:25-18:40

2 stops11h 15m

£395
Fastest return journey

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Fri 19/6

09:55-22:15

2 stops11h 20m

Karlsruhe Söllingen

Mon 22/6

07:35-14:25

1 stop7h 50m

£397

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Sun 14/6

20:25-18:45

2 stops21h 20m

Karlsruhe Söllingen

Wed 17/6

06:00-17:05

2 stops12h 05m

£412

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

Wed 10/6

19:50-17:10

2 stops20h 20m

Karlsruhe Söllingen

Wed 17/6

15:40-09:10

2 stops18h 30m

£415

Flights are sorted by cheapest return flights first.

Deals found on 16/5

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Heathrow to Karlsruhe

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

    Most people fly into Karlsruhe Söllingen (FKB) if they book a flight to Karlsruhe from London Heathrow. On average, Söllingen has 0 inbound flights from London Heathrow per day from 0 airlines. Karlsruhe Söllingen is conveniently located just 21.7 mi from Karlsruhe’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Karlsruhe 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 Karlsruhe?

Book flights to Karlsruhe if you plan to visit one of these locations
Freiburg im Breisgau

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How does Cheapflights help users find flights from Heathrow to Karlsruhe?

When you search for this flight from Heathrow to Karlsruhe, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Karlsruhe by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Karlsruhe from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Heathrow to Karlsruhe 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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