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Cheap flights from London to Heidelberg from £53

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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — FRA
2 Apr — 9 Apr1
1 adult

Cheapflights Tip: The best prices from London to Heidelberg are usually found in February or September, booked 79 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from London to Heidelberg

Keep the following information in mind while searching for London to Heidelberg flight deals. Data was last updated 28 March 2025.

Round-trip from

£111

One-way from

£53

Popular in

June

Cheapest in

February

Average price

£124
British Airways
  • British Airways
  • 1/5-7/5
  • Nonstop
  • 3h 15m total
  • London to Heidelberg
Search Deals
British Airways
  • British Airways
  • 11/6
  • Nonstop
  • 1h 40m total
  • London to Heidelberg
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 (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from London to Heidelberg

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 28 March 2025.

Thu 1/507:10LHR - FRA
Nonstop1h 35mBritish Airways
Wed 7/520:45FRA - LHR
Nonstop1h 40mBritish Airways
Deal found 27/3£111
Thu 25/915:30LHR - FRA
Nonstop1h 35mLufthansa
Thu 9/1015:00FRA - LHR
Nonstop1h 40mLufthansa
Deal found 27/3£116
Mon 12/517:00LCY - FRA
Nonstop1h 25mLufthansa
Mon 19/518:10FRA - LCY
Nonstop1h 25mLufthansa
Deal found 28/3£129
Thu 19/607:10LHR - FRA
Nonstop1h 35mMultiple Airlines
Mon 23/620:00FRA - LHR
Nonstop1h 40mMultiple Airlines
Deal found 27/3£140
Sun 11/508:55LGW - FRA
1 stop24h 20mMultiple Airlines
Sun 18/520:40FRA - LGW
1 stop12h 15mMultiple Airlines
Deal found 27/3£140
Tue 13/509:30LGW - FRA
1 stop8h 50measyJet
Wed 14/509:10FRA - LGW
1 stop12h 00measyJet
Deal found 27/3£148
Sat 24/522:10LTN - FRA
1 stop11h 05mMultiple Airlines
Mon 26/520:40FRA - LTN
1 stop13h 20mMultiple Airlines
Deal found 27/3£149
Tue 17/617:00LCY - FRA
Nonstop1h 25mAir Dolomiti
Tue 24/616:00FRA - LCY
Nonstop1h 25mAir Dolomiti
Deal found 27/3£152
Mon 12/517:00LCY - FRA
Nonstop1h 25mMultiple Airlines
Mon 19/514:50FRA - LCY
1 stop3h 40mMultiple Airlines
Deal found 28/3£153
Fri 2/507:25STN - FRA
1 stop10h 55mMultiple Airlines
Sun 4/520:40FRA - STN
1 stop12h 10mMultiple Airlines
Deal found 27/3£153
Thu 11/1214:45LCY - FRA
Nonstop1h 30mBritish Airways
Fri 12/1217:50FRA - LCY
Nonstop1h 40mBritish Airways
Deal found 27/3£162
Thu 8/513:05LCY - FRA
1 stop22h 20mSWISS
Tue 13/520:45FRA - LCY
1 stop21h 45mSWISS
Deal found 27/3£176

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 28 March 2025.
Use the filters below to find and compare flights from London to Heidelberg that are best for you.

Fly from

London

Fly to

Heidelberg

Route

Depart

Return

Price

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Thu 1/5

07:10-09:45

Nonstop1h 35m

Frankfurt am Main

Wed 7/5

20:45-21:25

Nonstop1h 40m

£111

LondonFrankfurt am Main

LCY - FRA

LCYFRA

London City

Mon 12/5

17:00-19:25

Nonstop1h 25m

Frankfurt am Main

Mon 19/5

18:10-18:35

Nonstop1h 25m

£129

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Tue 5/8

18:30-21:05

Nonstop1h 35m

Frankfurt am Main

Thu 7/8

20:00-20:40

Nonstop1h 40m

£136

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Thu 19/6

07:10-09:45

Nonstop1h 35m

Frankfurt am Main

Mon 23/6

20:00-20:40

Nonstop1h 40m

£140

LondonFrankfurt am Main

LGW - FRA

LGWFRA

London Gatwick

Sun 11/5

08:55-10:15

1 stop24h 20m

Frankfurt am Main

Sun 18/5

20:40-07:55

1 stop12h 15m

£140

LondonFrankfurt am Main

LGW - FRA

LGWFRA

London Gatwick

Tue 13/5

09:30-19:20

1 stop8h 50m

Frankfurt am Main

Wed 14/5

09:10-20:10

1 stop12h 00m

£148

LondonFrankfurt am Main

LTN - FRA

LTNFRA

London Luton

Sat 24/5

22:10-10:15

1 stop11h 05m

Frankfurt am Main

Mon 26/5

20:40-09:00

1 stop13h 20m

£149

LondonFrankfurt am Main

LCY - FRA

LCYFRA

London City

Tue 17/6

17:00-19:25

Nonstop1h 25m

Frankfurt am Main

Tue 24/6

16:00-16:25

Nonstop1h 25m

£152

LondonFrankfurt am Main

LCY - FRA

LCYFRA

London City

Mon 12/5

17:00-19:25

Nonstop1h 25m

Frankfurt am Main

Mon 19/5

14:50-17:30

1 stop3h 40m

£153

LondonFrankfurt am Main

STN - FRA

STNFRA

London Stansted

Fri 2/5

07:25-19:20

1 stop10h 55m

Frankfurt am Main

Sun 4/5

20:40-07:50

1 stop12h 10m

£153

Flights are sorted by cheapest return flights first.

Deals found on 27/3

Showing 1-10 of 56 results
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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

How far ahead should I book a flight from London to Heidelberg?

Use this chart to determine the optimal time to book a return flight from London to Heidelberg. Price data was last updated on 21 March 2025.

To ensure you get the cheapest price possible for a flight from London to Heidelberg, you should look to book at least 79 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London to Heidelberg?

Currently, February is the cheapest month in which you can book a flight from London to Heidelberg (average of £187). Flying from London to Heidelberg in June is currently the most expensive (average of £281). 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.

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 28 March 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Heidelberg as you normally would.

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 16 December 2024.

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

Rainfall in Heidelberg by month

Plan your trip to Heidelberg by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Heidelberg ranges from 40.0 - 70.0 inches per month. June is typically the wettest month, when rainfall can reach 70.0 mm. January is typically the driest time to visit Heidelberg when rainfall is around 40.0 mm.

Temperature in Heidelberg by month

Plan your trip to Heidelberg by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Heidelberg, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 18.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

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 28 March 2025.
Get a feel of what it's like to fly with Aegean Airlines, KLM and airBaltic from London to Heidelberg by reading reviews from past customers. 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.
Aegean Airlines
8.1
Very Good
729 reviews
Check prices

Entertainment

6.9

Food

7.3

Comfort

7.8

Boarding

7.8

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Aegean Airlines
8.1
Very Good
729 reviews
Aegean Airlines
8.1
Very Good
729 reviews
Check prices

Entertainment

6.9

Food

7.3

Comfort

7.8

Boarding

7.8

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
KLM
7.8
Good
1,321 reviews
Aegean Airlines
8.1
Very Good
729 reviews
Check prices

Entertainment

6.9

Food

7.3

Comfort

7.8

Boarding

7.8

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
airBaltic
7.8
Good
178 reviews
Aegean Airlines
8.1
Very Good
729 reviews
Check prices

Entertainment

6.9

Food

7.3

Comfort

7.8

Boarding

7.8

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
LOT
7.6
Good
1,063 reviews
Aegean Airlines
8.1
Very Good
729 reviews
Check prices

Entertainment

6.9

Food

7.3

Comfort

7.8

Boarding

7.8

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Finnair
7.6
Good
1,267 reviews
Aegean Airlines
8.1
Very Good
729 reviews
Check prices

Entertainment

6.9

Food

7.3

Comfort

7.8

Boarding

7.8

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

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.

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

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at £53. easyJet flights start at £63 while deals on Lufthansa start at £70 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 Stansted - 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 ANA (97%), Avianca (95%) or Aegean Airlines (94%) 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 £1,932 for a flight from London to Heidelberg. The cheapest flight overall is £70 while the most popular route, (London Gatwick - Frankfurt am Main) is currently priced at £138.

  • 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.

  • What is the cheapest month to book a flight from London to Heidelberg?

    Currently, February is the cheapest month in which you can book a flight from London to Heidelberg (average of £187). Flying from London to Heidelberg in June is currently the most expensive (average of £281). 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

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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 28 March 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£27Average£63FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£93Average£167FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£111Average£188FlexibilityNo cancel feeOn-time76%
Search Finnair flights
EurowingsCheapest£116Average£181FlexibilityNo cancel feeOn-time87%
Search Eurowings flights
LufthansaCheapest£124Average£197FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air DolomitiCheapest£130Average£175FlexibilityNo cancel feeOn-time87%
Search Air Dolomiti flights
SWISSCheapest£143Average£235FlexibilityNo cancel feeOn-time79%
Search SWISS flights
KLMCheapest£157Average£220FlexibilityNo cancel feeOn-time75%
Search KLM 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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