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Cheap flights from Belfast Intl Airport to Heidelberg from £184

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — FRA
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Belfast Intl to Heidelberg

Keep the following information in mind while searching for Belfast Intl to Heidelberg flight deals. Data was last updated 16 September 2025.

Round-trip from

£184

Popular in

September

Cheapest in

February

Average price

£281
30/10-5/11
  • 30/10-5/11
  • 3 total stops
  • 16h 45m total
  • Belfast to Heidelberg
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£6 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Belfast Intl to Heidelberg

Cheapest flights from Belfast Intl to Heidelberg
Explore the most affordable flight options available from Belfast Intl to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Thu 30/1021:20BFS - FRA
1 stop10h 00mMultiple Airlines
Wed 5/1110:45FRA - BFS
2 stops6h 45mMultiple Airlines
Deal found 15/9£184
Mon 6/1008:10BFS - FRA
2 stops12h 50mMultiple Airlines
Thu 9/1019:20FRA - BFS
2 stops12h 50mMultiple Airlines
Deal found 15/9£281
Sun 5/1021:00BFS - FRA
1 stop13h 35mMultiple Airlines
Thu 9/1004:45FRA - BFS
1 stop9h 05mMultiple Airlines
Deal found 13/9£288
Fri 10/1007:05BFS - FRA
1 stop3h 50mMultiple Airlines
Mon 13/1022:00FRA - BFS
1 stop10h 05mMultiple Airlines
Deal found 13/9£296
Sat 13/1208:00BFS - FRA
1 stop6h 55mMultiple Airlines
Tue 16/1210:55FRA - BFS
1 stop6h 50mMultiple Airlines
Deal found 14/9£315
Wed 8/1007:05BFS - FRA
1 stop3h 50mMultiple Airlines
Mon 13/1022:00FRA - BFS
1 stop10h 05mMultiple Airlines
Deal found 15/9£321

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast Intl 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 16 September 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to Heidelberg that are best for you.

Fly from

Belfast Intl

Fly to

Heidelberg

Route

Depart

Return

Price

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Thu 30/10

21:20-08:20

1 stop10h 00m

Frankfurt am Main

Wed 5/11

10:45-16:30

2 stops6h 45m

£184

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Mon 6/10

08:10-22:00

2 stops12h 50m

Frankfurt am Main

Thu 9/10

19:20-07:10

2 stops12h 50m

£281

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Sun 5/10

21:00-11:35

1 stop13h 35m

Frankfurt am Main

Thu 9/10

04:45-12:50

1 stop9h 05m

£288

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Fri 10/10

07:05-11:55

1 stop3h 50m

Frankfurt am Main

Mon 13/10

22:00-07:05

1 stop10h 05m

£296

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Sat 13/12

08:00-15:55

1 stop6h 55m

Frankfurt am Main

Tue 16/12

10:55-16:45

1 stop6h 50m

£315

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Wed 8/10

07:05-11:55

1 stop3h 50m

Frankfurt am Main

Mon 13/10

22:00-07:05

1 stop10h 05m

£321

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Best time to book a flight from Belfast Intl to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg from Belfast Intl 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 Belfast Intl Airport to Heidelberg
No data available for this route at this time. Please check back soon.

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 16 September 2025.
Check out reviews from past customers who have flown with KLM from Belfast Intl Airport 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.
KLM
7.8
Good
1,385 reviews
Check prices

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.2

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,385 reviews
KLM
7.8
Good
1,385 reviews
Check prices

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.2

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

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

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

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

  • How can I find direct flights from Belfast Intl to Heidelberg?

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

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

    Yes. Cheapflights offers flight deals from Belfast Intl 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 Belfast Intl Airport to Heidelberg?

    Currently, February is the cheapest month in which you can book a flight from Belfast Intl Airport to Heidelberg (average of £187). Flying from Belfast Intl Airport to Heidelberg in June is currently the most expensive (average of £247). 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 Belfast Intl to Heidelberg

See prices for flight routes from nearby airports that may be better suited for you.
Belfast Intl to Frankfurt flights
Belfast Intl to Munich flights
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Belfast City to Frankfurt flights
Belfast Intl to Stuttgart flights
Belfast City to Stuttgart flights

Top airline flying from Belfast Intl to Heidelberg

Discover the top airline that operate flights from Belfast Intl 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 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£184Average£232FlexibilityNo cancel feeOn-time75%
Search KLM flights

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