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Cheap flights from London to Heidelberg from £43

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 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — FRA
3 Aug — 10 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Heidelberg are usually found in September or February, booked 69 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap flight deals from London to Heidelberg

Enter your travel dates to find the best prices.

Cheapest flights from London to Heidelberg
Explore the most affordable flight options available from London to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2026.

Thu 1/1019:35
LGW
-
FRA
Nonstop1h 30m
Condor
Sat 17/1018:15
FRA
-
LGW
Nonstop1h 35m
Condor
Deal found 3/7£104
Fri 6/1110:25
LGW
-
FRA
Nonstop1h 30m
Condor
Sun 8/1114:15
FRA
-
LGW
Nonstop1h 35m
Condor
Deal found 2/7£105
Mon 23/1111:20
LHR
-
FRA
Nonstop1h 45m
British Airways
Sun 29/1110:40
FRA
-
LHR
Nonstop1h 55m
British Airways
Deal found 3/7£107
Thu 29/1015:35
LGW
-
FRA
Nonstop1h 30m
Condor
Mon 2/1114:15
FRA
-
LGW
Nonstop1h 35m
Condor
Deal found 30/6£110
Mon 16/1116:00
LGW
-
FRA
Nonstop1h 30m
Condor
Thu 19/1118:45
FRA
-
LGW
Nonstop1h 35m
Condor
Deal found 3/7£112
Thu 1/1019:35
LGW
-
FRA
Nonstop1h 30m
Condor
Mon 5/1018:15
FRA
-
LGW
Nonstop1h 35m
Condor
Deal found 3/7£112
Fri 13/1110:25
LGW
-
FRA
Nonstop1h 30m
Condor
Sun 15/1114:15
FRA
-
LGW
Nonstop1h 35m
Condor
Deal found 2/7£113
Thu 13/819:35
LGW
-
FRA
Nonstop1h 30m
Condor
Sat 15/818:15
FRA
-
LGW
Nonstop1h 35m
Condor
Deal found 29/6£114
Tue 22/919:45
LGW
-
FRA
Nonstop1h 30m
Condor
Tue 29/918:15
FRA
-
LGW
Nonstop1h 35m
Condor
Deal found 1/7£115
Mon 21/919:40
LGW
-
FRA
Nonstop1h 30m
Condor
Sat 26/918:15
FRA
-
LGW
Nonstop1h 35m
Condor
Deal found 30/6£117
Tue 7/716:50
STN
-
FRA
1 stop16h 20m
Multiple Airlines
Thu 9/717:20
FRA
-
STN
1 stop7h 15m
Multiple Airlines
Deal found 2/7£118
Wed 23/919:40
LGW
-
FRA
Nonstop1h 30m
Condor
Wed 30/914:00
FRA
-
LGW
Nonstop1h 40m
Condor
Deal found 4/7£118

Find flight deals from London to Heidelberg

Keep the following information in mind while searching for London to Heidelberg flight deals. Data was last updated 4 July 2026.

Round-trip from

£104

One-way from

£43

Popular in

May

Cheapest in

September

Average price

£134
Condor
  • Condor
  • 1/10-17/10
  • Nonstop
  • 3h 05m total
  • London to Heidelberg
Search Deals
19/8
  • 19/8
  • 1 total stop
  • 10h 45m total
  • London to Heidelberg
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£14 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 July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Heidelberg 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 4 July 2026.
Use the filters below to find and compare flights from London to Heidelberg that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonFrankfurt am Main

LTN - FRA

LTNFRA

London Luton

Mon 3/8

20:35-08:20

1 stop10h 45m

Frankfurt am Main

Fri 7/8

09:10-19:55

1 stop11h 45m

£127

LondonFrankfurt am Main

LGW - FRA

LGWFRA

London Gatwick

Wed 12/8

19:40-22:10

Nonstop1h 30m

Frankfurt am Main

Sat 15/8

18:15-18:50

Nonstop1h 35m

£138

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Sat 12/9

19:10-21:45

Nonstop1h 35m

Frankfurt am Main

Tue 22/9

06:40-07:25

Nonstop1h 45m

£140

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Thu 10/9

20:10-22:45

Nonstop1h 35m

Frankfurt am Main

Sun 13/9

06:40-07:25

Nonstop1h 45m

£140

LondonFrankfurt am Main

LGW - FRA

LGWFRA

London Gatwick

Thu 13/8

19:35-22:05

Nonstop1h 30m

Frankfurt am Main

Thu 20/8

18:10-18:45

Nonstop1h 35m

£144

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Fri 6/11

19:15-22:00

Nonstop1h 45m

Frankfurt am Main

Sun 8/11

10:40-11:35

Nonstop1h 55m

£150

LondonFrankfurt am Main

LGW - FRA

LGWFRA

London Gatwick

Sat 19/9

09:30-15:50

1 stop5h 20m

Frankfurt am Main

Mon 21/9

09:10-20:15

1 stop12h 05m

£153

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Wed 19/8

20:00-22:35

Nonstop1h 35m

Frankfurt am Main

Wed 26/8

20:50-21:25

Nonstop1h 35m

£155

LondonFrankfurt am Main

LGW - FRA

LGWFRA

London Gatwick

Sat 26/9

09:30-15:50

1 stop5h 20m

Frankfurt am Main

Mon 28/9

09:10-14:20

1 stop6h 10m

£162

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Sun 30/8

06:30-09:05

Nonstop1h 35m

Frankfurt am Main

Fri 4/9

18:00-18:40

Nonstop1h 40m

£164

Flights are sorted by cheapest return flights first.

Deals found on 1/7

Showing 1-10 of 60 resultsSorted by cheapest first
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2
3
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6

Best time to book a flight from London to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg from London 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 to Heidelberg

What is the cheapest time of day to fly from LON to HE1?

Find hourly flight availability from London to Heidelberg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2026.

It’s optimal to fly from London to Heidelberg at midday. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from London to Heidelberg

Explore weekly flight availability from London to Heidelberg. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 4 July 2026.

The most flights from LON to HE1 are scheduled on a Wednesday (46 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).

How much does it cost for a return flight from London to Heidelberg?

What is the cheapest day to fly from London to Heidelberg?

Use this chart to determine the cheapest time to fly return from London to Heidelberg. Price data was last updated on 27 June 2026.

Travellers seeking maximum savings on their London to Heidelberg flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Heidelberg

Get insights into the airlines that provide service to Heidelberg. 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 Heidelberg. Reviews last updated 4 July 2026.
Check out reviews from past customers who have flown with Ryanair,Lufthansa, andBritish Airways from London to Heidelberg to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Ryanair
6.9
Okay
5,433 reviews
Check prices

Entertainment

5.7

Boarding

6.7

Food

6.0

Crew

7.5

Comfort

6.5

Overall

6.9

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles
Ryanair
6.9
Okay
5,433 reviews
Ryanair
6.9
Okay
5,433 reviews
Check prices

Entertainment

5.7

Boarding

6.7

Food

6.0

Crew

7.5

Comfort

6.5

Overall

6.9

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles
Lufthansa
6.8
Okay
8,110 reviews
Ryanair
6.9
Okay
5,433 reviews
Check prices

Entertainment

5.7

Boarding

6.7

Food

6.0

Crew

7.5

Comfort

6.5

Overall

6.9

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles
British Airways
6.7
Okay
8,095 reviews
Ryanair
6.9
Okay
5,433 reviews
Check prices

Entertainment

5.7

Boarding

6.7

Food

6.0

Crew

7.5

Comfort

6.5

Overall

6.9

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles
Condor
6.5
Okay
485 reviews
Ryanair
6.9
Okay
5,433 reviews
Check prices

Entertainment

5.7

Boarding

6.7

Food

6.0

Crew

7.5

Comfort

6.5

Overall

6.9

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles

Related info for your journey

Find useful and relevant information for your journey from London to Heidelberg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London to Heidelberg?

    Departing from London to Heidelberg will take you 1h 30m. The distance between London and Heidelberg is about 390 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from London to Heidelberg one-way?

    To fly one-way, consider booking your trip with Ryanair, which is currently one of the cheapest options available, starting at £15. British Airways flights start at £51 while deals on Condor start at £57 one-way.

  • What are the most popular routes from London to Heidelberg?

    The most popular route from London to Heidelberg is London Gatwick - Frankfurt am Main. You may also consider London Luton - Frankfurt am Main or London City - Frankfurt am Main.

  • What are the most reliable airlines from London to Heidelberg?

    No one likes to see their flight delayed. When booking a flight from London to Heidelberg consider choosing Qatar Airways (85%), United Airlines (78%) or Croatia Airlines (78%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London to Heidelberg?

    On average you can expect to pay £1,415 for a flight from London to Heidelberg. The cheapest flight overall is £80 while the most popular route, (London Gatwick - Frankfurt am Main) is currently priced at £105.

  • Can I find deals for flights from London to Heidelberg that include hotel bookings?

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

  • How can I find direct flights from London to Heidelberg?

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

  • Can I find deals for business class flights from London to Heidelberg?

    Yes. Cheapflights offers flight deals from London to Heidelberg 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Heidelberg

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from London to Heidelberg

Discover the top 8 airlines that operate flights from London to Heidelberg. 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 4 July 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£30Average£58FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£78Average£175FlexibilityNo cancel feeOn-time70%
Search British Airways flights
CondorCheapest£111Average£160FlexibilityNo cancel feeOn-time76%
Search Condor flights
EurowingsCheapest£114Average£186FlexibilityNo cancel feeOn-time87%
Search Eurowings flights
LufthansaCheapest£119Average£194FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£140Average£230FlexibilityNo cancel feeOn-time75%
Search KLM flights
SWISSCheapest£142Average£205FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air DolomitiCheapest£154Average£180FlexibilityNo cancel feeOn-time87%
Search Air Dolomiti 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 London to Heidelberg?

Cheapflights makes it easy to find London to Heidelberg flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from London to Heidelberg?

Cheapflights helps you find that perfect flight to Heidelberg from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London to Heidelberg with no change fees?

Need flexible booking options for your flight to Heidelberg from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London to Heidelberg become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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