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Cheap flights from London Luton Airport 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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — FRA
20 May — 27 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Luton to Heidelberg

Enter your travel dates to find the best prices.

Cheapest flights from Luton to Heidelberg
Explore the most affordable flight options available from Luton to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 April 2026.

Thu 4/620:35
LTN
-
FRA
1 stop10h 45m
Multiple Airlines
Mon 15/621:00
FRA
-
LTN
1 stop12h 30m
Multiple Airlines
Deal found 17/4£107
Mon 18/520:35
LTN
-
FRA
1 stop10h 45m
Multiple Airlines
Mon 1/621:00
FRA
-
LTN
1 stop12h 30m
Multiple Airlines
Deal found 20/4£109
Fri 5/620:35
LTN
-
FRA
1 stop10h 45m
Multiple Airlines
Sun 7/621:00
FRA
-
LTN
1 stop12h 30m
Multiple Airlines
Deal found 17/4£110
Fri 19/620:35
LTN
-
FRA
1 stop10h 45m
Multiple Airlines
Sun 21/621:00
FRA
-
LTN
1 stop12h 30m
Multiple Airlines
Deal found 15/4£112
Thu 4/620:35
LTN
-
FRA
1 stop10h 45m
Multiple Airlines
Sun 7/621:00
FRA
-
LTN
1 stop12h 30m
Multiple Airlines
Deal found 15/4£114
Fri 26/620:35
LTN
-
FRA
1 stop10h 45m
Multiple Airlines
Mon 29/621:00
FRA
-
LTN
1 stop12h 30m
Multiple Airlines
Deal found 17/4£115
Tue 29/920:35
LTN
-
FRA
1 stop10h 45m
Multiple Airlines
Thu 15/1016:30
FRA
-
LTN
1 stop7h 40m
Multiple Airlines
Deal found 19/4£118
Thu 7/520:35
LTN
-
FRA
1 stop10h 45m
Multiple Airlines
Sun 10/521:00
FRA
-
LTN
1 stop12h 30m
Multiple Airlines
Deal found 16/4£121
Sat 9/520:35
LTN
-
FRA
1 stop10h 45m
Multiple Airlines
Sun 10/521:00
FRA
-
LTN
1 stop12h 30m
Multiple Airlines
Deal found 15/4£122

Find flight deals from Luton to Heidelberg

Keep the following information in mind while searching for Luton to Heidelberg flight deals. Data was last updated 20 April 2026.

Round-trip from

£107

One-way from

£43

Popular in

April

Cheapest in

August

Average price

£246
4/6-15/6
  • 4/6-15/6
  • 2 total stops
  • 23h 15m total
  • London to Heidelberg
Search Deals
18/5
  • 18/5
  • 1 total stop
  • 10h 45m total
  • London to Heidelberg
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton 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 20 April 2026.
Use the filters below to find and compare flights from London Luton Airport 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 18/5

20:35-08:20

1 stop10h 45m

Frankfurt am Main

Mon 1/6

21:00-08:30

1 stop12h 30m

£109

LondonFrankfurt am Main

LTN - FRA

LTNFRA

London Luton

Thu 4/6

20:35-08:20

1 stop10h 45m

Frankfurt am Main

Sun 7/6

21:00-08:30

1 stop12h 30m

£114

LondonFrankfurt am Main

LTN - FRA

LTNFRA

London Luton

Mon 6/7

20:35-08:20

1 stop10h 45m

Frankfurt am Main

Fri 10/7

21:00-08:30

1 stop12h 30m

£120

LondonFrankfurt am Main

LTN - FRA

LTNFRA

London Luton

Thu 7/5

20:35-08:20

1 stop10h 45m

Frankfurt am Main

Sun 10/5

21:00-08:30

1 stop12h 30m

£124

LondonFrankfurt am Main

LTN - FRA

LTNFRA

London Luton

Wed 3/6

07:15-18:00

1 stop9h 45m

Frankfurt am Main

Wed 10/6

09:50-14:35

1 stop5h 45m

£132

LondonFrankfurt am Main

LTN - FRA

LTNFRA

London Luton

Fri 8/5

20:35-08:20

1 stop10h 45m

Frankfurt am Main

Sun 10/5

21:00-08:30

1 stop12h 30m

£134

LondonFrankfurt am Main

LTN - FRA

LTNFRA

London Luton

Sun 12/7

21:50-15:00

1 stop16h 10m

Frankfurt am Main

Tue 14/7

21:00-08:30

1 stop12h 30m

£138
Fastest return journey

LondonFrankfurt am Main

LTN - FRA

LTNFRA

London Luton

Thu 7/5

20:35-08:20

1 stop10h 45m

Frankfurt am Main

Fri 15/5

15:00-18:25

1 stop4h 25m

£161

LondonFrankfurt am Main

LTN - FRA

LTNFRA

London Luton

Mon 18/5

07:15-18:00

1 stop9h 45m

Frankfurt am Main

Wed 20/5

09:50-14:35

1 stop5h 45m

£180

LondonFrankfurt am Main

LTN - FRA

LTNFRA

London Luton

Wed 6/5

13:50-20:40

1 stop5h 50m

Frankfurt am Main

Thu 7/5

07:00-15:25

1 stop9h 25m

£189

Flights are sorted by cheapest return flights first.

Deals found on 19/4

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

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

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

Related info for your journey

Find useful and relevant information for your journey from Luton 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 flights from London Luton Airport to Heidelberg?

    While on average a flight from London Luton Airport to Heidelberg is generally £164, our data shows the cheapest flight currently is £68. When looking at the most popular route, (London Luton - Frankfurt am Main), you can expect to pay £115 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Luton 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

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

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

Certainly. Search results for flights to Heidelberg from Luton 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 Luton to Heidelberg become cheaper?

Yes! Start tracking prices for Luton to Heidelberg flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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