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Cheap flights from Northern Ireland to Heidelberg from £113

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 18/7. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — FRA
16 Jul — 23 Jul1
1 adult

Cheap flight deals from Northern Ireland to Heidelberg

Keep the following information in mind while searching for Northern Ireland to Heidelberg flight deals. Data was last updated 11 July 2025.

Round-trip from

£193

One-way from

£113

Popular in

May

Cheapest in

June

Average price

£238
British Airways
  • British Airways
  • 13/11-16/11
  • 2 total stops
  • 11h 15m total
  • Northern Ireland to Heidelberg
18/7
  • 18/7
  • 1 total stop
  • 15h 10m total
  • Northern Ireland to Heidelberg
High demand for flights, 0% potential price rise
Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Northern Ireland to Heidelberg

Cheapest flights from Northern Ireland to Heidelberg
Explore the most affordable flight options available from Northern Ireland to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Thu 13/1106:35BHD - FRA
1 stop6h 30mBritish Airways
Sun 16/1107:25FRA - BHD
1 stop4h 45mBritish Airways
Deal found 9/7£193
Thu 13/1106:00BFS - FRA
1 stop7h 05mMultiple Airlines
Sun 16/1121:05FRA - BFS
1 stop12h 15mMultiple Airlines
Deal found 9/7£199
Fri 1/817:25BHD - FRA
1 stop15h 10mKLM
Mon 4/810:15FRA - BHD
1 stop12h 00mKLM
Deal found 10/7£252
Sat 2/807:00BHD - FRA
1 stop13h 50mMultiple Airlines
Sun 3/806:40FRA - BHD
1 stop26h 30mMultiple Airlines
Deal found 10/7£269
Thu 13/1107:05BFS - FRA
2 stops11h 15measyJet
Sun 16/1109:10FRA - BFS
2 stops8h 25measyJet
Deal found 9/7£290
Sat 2/817:50BHD - FRA
2 stops15h 25mAer Lingus
Sun 3/820:40FRA - BHD
2 stops22h 35mAer Lingus
Deal found 10/7£526

Cheapflights Fare Finder

Customise your flight search to find flights from Northern Ireland 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 11 July 2025.
Use the filters below to find and compare flights from Northern Ireland to Heidelberg that are best for you.

Fly from

Northern Ireland

Fly to

Heidelberg

Route

Depart

Return

Price

BelfastFrankfurt am Main

BHD - FRA

BHDFRA

Belfast City

Thu 13/11

06:35-14:05

1 stop6h 30m

Frankfurt am Main

Sun 16/11

07:25-11:10

1 stop4h 45m

£193

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Thu 13/11

06:00-14:05

1 stop7h 05m

Frankfurt am Main

Sun 16/11

21:05-08:20

1 stop12h 15m

£199

BelfastFrankfurt am Main

BHD - FRA

BHDFRA

Belfast City

Fri 1/8

17:25-09:35

1 stop15h 10m

Frankfurt am Main

Mon 4/8

10:15-21:15

1 stop12h 00m

£252

BelfastFrankfurt am Main

BHD - FRA

BHDFRA

Belfast City

Sat 2/8

07:00-21:50

1 stop13h 50m

Frankfurt am Main

Sun 3/8

06:40-08:10

1 stop26h 30m

£269

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Thu 13/11

07:05-19:20

2 stops11h 15m

Frankfurt am Main

Sun 16/11

09:10-16:35

2 stops8h 25m

£290

BelfastFrankfurt am Main

BHD - FRA

BHDFRA

Belfast City

Sat 2/8

17:50-10:15

2 stops15h 25m

Frankfurt am Main

Sun 3/8

20:40-18:15

2 stops22h 35m

£526

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Fri 18/7

20:35-12:45

1 stop15h 10m

£113

BelfastFrankfurt am Main

BHD - FRA

BHDFRA

Belfast City

Wed 6/8

12:10-10:15

2 stops21h 05m

£123

BelfastFrankfurt am Main

BHD - FRA

BHDFRA

Belfast City

Tue 5/8

20:20-09:45

1 stop12h 25m

£152

BelfastFrankfurt am Main

BHD - FRA

BHDFRA

Belfast City

Sun 3/8

06:30-13:35

1 stop6h 05m

£166

Flights are sorted by cheapest return flights first.

Deals found on 11/7

Best time to book a flight from Northern Ireland to Heidelberg

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

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

Currently, February is the cheapest month in which you can book a flight from Northern Ireland to Heidelberg (average of £187). Flying from Northern Ireland to Heidelberg in July is currently the most expensive (average of £255). 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 NIR to HE1?

Find hourly flight availability from Northern Ireland 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 11 July 2025.

When flying from Northern Ireland 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.

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 11 July 2025.
Get a feel of what it's like to fly with KLM, Aer Lingus, andeasyJet from Northern Ireland to Heidelberg by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland 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 Northern Ireland to Heidelberg that include hotel bookings?

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

  • How can I find direct flights from Northern Ireland to Heidelberg?

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

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

    Yes. Cheapflights offers flight deals from Northern Ireland 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 Northern Ireland to Heidelberg?

    Currently, February is the cheapest month in which you can book a flight from Northern Ireland to Heidelberg (average of £187). Flying from Northern Ireland to Heidelberg in July is currently the most expensive (average of £255). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Northern Ireland to Heidelberg

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Northern Ireland to Heidelberg

Discover the top 2 airlines that operate flights from Northern Ireland 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 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£124Average£193FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£173Average£221FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Northern Ireland to Heidelberg?

Cheapflights makes it easy to find Northern Ireland 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 Northern Ireland to Heidelberg?

Cheapflights simply makes it quick and affordable to book flights from Northern Ireland to Heidelberg by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

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

Yes, Cheapflights offers price alerts on Northern Ireland to Heidelberg flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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