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Cheap flights from London Heathrow Airport to Heidelberg from £46

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FRA
22 Apr — 29 Apr1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Heidelberg are usually found in March or January, booked 73 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap flight deals from Heathrow to Heidelberg

Keep the following information in mind while searching for Heathrow to Heidelberg flight deals. Data was last updated 17 April 2025.

Round-trip from

£114

One-way from

£46

Popular in

June

Cheapest in

March

Average price

£188
British Airways
  • British Airways
  • 16/7-30/7
  • Nonstop
  • 3h 15m total
  • London to Heidelberg
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British Airways
  • British Airways
  • 30/9
  • Nonstop
  • 1h 40m total
  • London to Heidelberg
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£11 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 April 2025
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Find flight deals from Heathrow to Heidelberg

Cheapest flights from Heathrow to Heidelberg
Explore the most affordable flight options available from Heathrow to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2025.

Wed 16/707:10LHR - FRA
Nonstop1h 35mBritish Airways
Wed 30/720:45FRA - LHR
Nonstop1h 40mBritish Airways
Deal found 16/4£114
Fri 26/907:30LHR - FRA
Nonstop1h 35mLufthansa
Mon 29/917:00FRA - LHR
Nonstop1h 40mLufthansa
Deal found 16/4£124
Thu 22/507:10LHR - FRA
Nonstop1h 35mMultiple Airlines
Tue 27/518:00FRA - LHR
Nonstop1h 40mMultiple Airlines
Deal found 16/4£137
Sat 10/506:30LHR - FRA
1 stop6h 05mKLM
Sun 11/507:00FRA - LHR
1 stop4h 45mKLM
Deal found 16/4£183
Tue 29/409:00LHR - FRA
1 stop9h 10mAir France
Tue 13/509:45FRA - LHR
1 stop7h 50mAir France
Deal found 16/4£197
Wed 30/419:30LHR - FRA
1 stop18h 10mScandinavian Airlines
Wed 7/515:20FRA - LHR
1 stop7h 20mScandinavian Airlines
Deal found 16/4£213
Fri 5/911:05LHR - FRA
1 stop3h 30mBrussels Airlines
Sun 7/906:45FRA - LHR
1 stop11h 20mBrussels Airlines
Deal found 16/4£226
Sat 10/506:00LHR - FRA
1 stop5h 25mSWISS
Sun 11/516:30FRA - LHR
1 stop3h 50mSWISS
Deal found 16/4£230
Sun 22/606:00LHR - FRA
1 stop24h 30mAustrian Airlines
Thu 26/612:50FRA - LHR
1 stop9h 50mAustrian Airlines
Deal found 16/4£244

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow 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 17 April 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Heidelberg that are best for you.

Fly from

Heathrow

Fly to

Heidelberg

Route

Depart

Return

Price

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Wed 16/7

07:10-09:45

Nonstop1h 35m

Frankfurt am Main

Wed 30/7

20:45-21:25

Nonstop1h 40m

£114

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Fri 26/9

07:30-10:05

Nonstop1h 35m

Frankfurt am Main

Mon 29/9

17:00-17:40

Nonstop1h 40m

£124

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Thu 22/5

07:10-09:45

Nonstop1h 35m

Frankfurt am Main

Tue 27/5

18:00-18:40

Nonstop1h 40m

£137

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Sat 10/5

06:30-13:35

1 stop6h 05m

Frankfurt am Main

Sun 11/5

07:00-10:45

1 stop4h 45m

£183

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Tue 29/4

09:00-19:10

1 stop9h 10m

Frankfurt am Main

Tue 13/5

09:45-16:35

1 stop7h 50m

£197

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Wed 30/4

19:30-14:40

1 stop18h 10m

Frankfurt am Main

Wed 7/5

15:20-21:40

1 stop7h 20m

£213

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Fri 30/5

06:00-12:25

1 stop5h 25m

Frankfurt am Main

Mon 2/6

14:50-17:50

1 stop4h 00m

£214

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Fri 5/9

11:05-15:35

1 stop3h 30m

Frankfurt am Main

Sun 7/9

06:45-17:05

1 stop11h 20m

£226

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Tue 30/9

19:45-22:25

Nonstop1h 40m

£46

LondonFrankfurt am Main

LHR - FRA

LHRFRA

London Heathrow

Sun 14/9

08:30-11:05

Nonstop1h 35m

£68

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 20 results
1
2

Best time to book a flight from Heathrow to Heidelberg

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

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Heidelberg. Price data was last updated on 11 April 2025.

The price you pay for your flight from London Heathrow Airport to Heidelberg may vary depending on when you book. For the best chance of a lower fare, look to book 73 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Heidelberg (average of £187). Flying from London Heathrow Airport 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 LHR to HE1?

Find hourly flight availability from Heathrow 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 17 April 2025.

When flying from London Heathrow Airport to Heidelberg, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Use this chart to determine the cheapest time to fly return from Heathrow to Heidelberg. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Heathrow Airport to Heidelberg flight should consider departing on Tuesday mornings 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.

Weekly flight availability from London Heathrow Airport to Heidelberg

Explore weekly flight availability from Heathrow 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 17 April 2025.

The most flights from LHR to HE1 are scheduled on a Thursday (43 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (23 on average).

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 17 April 2025.
Read through reviews of airlines operating flights from London to Heidelberg, such as Aegean Airlines, KLM and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very Good
734 reviews
Check prices

Food

7.3

Overall

8.1

Crew

8.6

Entertainment

6.9

Boarding

7.8

Comfort

7.8

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
734 reviews
Aegean Airlines
8.1
Very Good
734 reviews
Check prices

Food

7.3

Overall

8.1

Crew

8.6

Entertainment

6.9

Boarding

7.8

Comfort

7.8

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
1,326 reviews
Aegean Airlines
8.1
Very Good
734 reviews
Check prices

Food

7.3

Overall

8.1

Crew

8.6

Entertainment

6.9

Boarding

7.8

Comfort

7.8

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
1,269 reviews
Aegean Airlines
8.1
Very Good
734 reviews
Check prices

Food

7.3

Overall

8.1

Crew

8.6

Entertainment

6.9

Boarding

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Air France
7.5
Good
1,435 reviews
Aegean Airlines
8.1
Very Good
734 reviews
Check prices

Food

7.3

Overall

8.1

Crew

8.6

Entertainment

6.9

Boarding

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
SWISS
7.5
Good
1,580 reviews
Aegean Airlines
8.1
Very Good
734 reviews
Check prices

Food

7.3

Overall

8.1

Crew

8.6

Entertainment

6.9

Boarding

7.8

Comfort

7.8

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 Heathrow 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 Heathrow Airport to Heidelberg one-way?

    £46 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Lufthansa and Scandinavian Airlines, with prices starting from £68 and £84, respectively.

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

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Heidelberg consider choosing Aegean Airlines (90%), American Airlines (88%) or ANA (88%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London Heathrow Airport to Heidelberg?

    While on average a flight from London Heathrow Airport to Heidelberg is generally £1,886, our data shows the cheapest flight currently is £65. When looking at the most popular route, (London Heathrow - Frankfurt am Main), you can expect to pay £110 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Heidelberg?

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Heidelberg (average of £187). Flying from London Heathrow Airport 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 Heathrow to Heidelberg

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Heathrow to Heidelberg

Discover the top 6 airlines that operate flights from Heathrow 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 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£96Average£146FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£108Average£184FlexibilityNo cancel feeOn-time76%
Search Finnair flights
EurowingsCheapest£112Average£175FlexibilityNo cancel feeOn-time87%
Search Eurowings flights
LufthansaCheapest£122Average£195FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest£139Average£212FlexibilityNo cancel feeOn-time79%
Search SWISS flights
KLMCheapest£164Average£215FlexibilityNo cancel feeOn-time75%
Search KLM flights

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

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Heidelberg.

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

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

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