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Cheap flights from London Heathrow Airport to Karlsruhe from £113

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 16/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FKB
19 déc. — 26 déc.1
1 adult
1 adult, Economy, 0 bags

Find 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 novembre 2025.

ven. 26/1206:30LHR - FKB
2 stops23h 35mMultiple Airlines
dim. 28/1216:30FKB - LHR
2 stops20h 50mMultiple Airlines
Deal found 17/11£351
jeu. 25/1215:30LHR - FKB
3 stops22h 45mMultiple Airlines
dim. 28/1216:30FKB - LHR
2 stops20h 50mMultiple Airlines
Deal found 17/11£364
ven. 28/1106:00LHR - FKB
2 stops15h 45mMultiple Airlines
dim. 30/1110:10FKB - LHR
2 stops23h 10mMultiple Airlines
Deal found 17/11£404
sam. 20/1206:00LHR - FKB
2 stops12h 15mMultiple Airlines
lun. 22/1222:15FKB - LHR
2 stops15h 45mMultiple Airlines
Deal found 17/11£464
mar. 23/1209:00LHR - FKB
2 stops22h 05mMultiple Airlines
ven. 26/1208:40FKB - LHR
2 stops13h 20mMultiple Airlines
Deal found 17/11£569
dim. 21/1208:05LHR - FKB
2 stops13h 50mMultiple Airlines
mer. 24/1209:10FKB - LHR
3 stops13h 15mMultiple Airlines
Deal found 17/11£623

Cheap 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 novembre 2025.

Round-trip from

£271

One-way from

£113

Popular in

December

Cheapest in

November

Average price

£83
12/3-15/3
  • 12/3-15/3
  • 4 total stops
  • 31h 30m total
  • London to Karlsruhe
Search Deals
16/12
  • 16/12
  • 2 total stops
  • 21h 10m total
  • London to Karlsruhe
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 novembre 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Karlsruhe that are best for you.

Fly from

Heathrow

Fly to

Karlsruhe

Route

Depart

Return

Price

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

jeu. 12/3

06:00-18:10

2 stops11h 10m

Karlsruhe Söllingen

dim. 15/3

18:45-14:05

2 stops20h 20m

£271

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

sam. 17/1

18:30-11:55

2 stops16h 25m

Karlsruhe Söllingen

dim. 25/1

06:20-17:30

2 stops12h 10m

£335

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

ven. 2/1

06:40-20:15

1 stop12h 35m

Karlsruhe Söllingen

ven. 9/1

15:40-09:10

2 stops18h 30m

£351

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

ven. 26/12

06:30-07:05

2 stops23h 35m

Karlsruhe Söllingen

dim. 28/12

16:30-12:20

2 stops20h 50m

£351

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

jeu. 25/12

15:30-15:15

3 stops22h 45m

Karlsruhe Söllingen

dim. 28/12

16:30-12:20

2 stops20h 50m

£364

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

sam. 20/12

06:00-19:15

2 stops12h 15m

Karlsruhe Söllingen

lun. 22/12

22:15-13:00

2 stops15h 45m

£464

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

jeu. 1/1

06:00-17:00

2 stops10h 00m

Karlsruhe Söllingen

jeu. 8/1

17:25-21:15

2 stops28h 50m

£469

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

mar. 16/12

09:55-08:05

2 stops21h 10m

£113

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

lun. 15/12

06:30-22:50

2 stops15h 20m

£139

LondonKarlsruhe

LHR - FKB

LHRFKB

London Heathrow

lun. 8/12

06:30-22:50

2 stops15h 20m

£145

Flights are sorted by cheapest return flights first.

Deals found on 17/11

Showing 1-10 of 12 results
1
2

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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Karlsruhe

What is the cheapest month to book a flight from London Heathrow Airport to Karlsruhe?

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Karlsruhe (average of £33). Flying from London Heathrow Airport to Karlsruhe in December is currently the most expensive (average of £105). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Karlsruhe

Get insights into the airlines that provide service to Karlsruhe. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Karlsruhe. Reviews last updated 19 novembre 2025.
Read reviews from past customers who have flown with Lufthansa from London Heathrow Airport to Karlsruhe. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,576 reviews
Check prices

Comfort

6.8

Entertainment

6.4

Overall

6.8

Food

6.3

Boarding

7.0

Crew

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks
Lufthansa
6.8
Okay
7,576 reviews
Lufthansa
6.8
Okay
7,576 reviews
Check prices

Comfort

6.8

Entertainment

6.4

Overall

6.8

Food

6.3

Boarding

7.0

Crew

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks

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 1 airline. Karlsruhe Söllingen is conveniently located just 21.7 mi from Karlsruhe’s city center.

  • What is the cheapest airline to fly from London Heathrow Airport to Karlsruhe round-trip?

    Flying on Lufthansa is currently your cheapest option to Karlsruhe, with prices starting at £180. You may be able to fly from London Heathrow Airport to Karlsruhe for 8% less than the average price by searching for this airline.

  • 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.

  • What is the cheapest month to book a flight from London Heathrow Airport to Karlsruhe?

    Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Karlsruhe (average of £33). Flying from London Heathrow Airport to Karlsruhe in December is currently the most expensive (average of £105). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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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Alternative routes for Heathrow to Karlsruhe

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Heathrow to Karlsruhe

Discover the top airline that operate flights from Heathrow to Karlsruhe. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 19 novembre 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£180Average£212FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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