How long is the flight from Northern Ireland to Heidelberg?

KLM and British Airways can get you from Northern Ireland to Heidelberg in just under 9h 05m. Your travel time can differ by up to 1h 20m. Northern Ireland and Heidelberg are separated by a distance of 684 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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.

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).

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.

£75+ Cheap Flights from Northern Ireland to Heidelberg

Cheap flight deals from Northern Ireland to Heidelberg

Round-trip from	£183
One-way from	£75
Popular in	September
Cheapest in	February
Average price	£280

30/10-5/11
3 total stops
16h 45m total
Northern Ireland to Heidelberg

Search Deals

11/11
2 total stops
14h 30m total
Northern Ireland 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

Search Deals

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 18 September 2025.

Thu 30/1021:20BFS - FRA

1 stop10h 00mMultiple Airlines

Wed 5/1110:45FRA - BFS

2 stops6h 45mMultiple Airlines

Deal found 15/9£183

Sat 1/1108:50BFS - FRA

1 stop12h 10mMultiple Airlines

Fri 7/1107:00FRA - BFS

1 stop13h 30mMultiple Airlines

Deal found 16/9£193

Sun 28/917:30BFS - FRA

1 stop13h 50mMultiple Airlines

Tue 30/910:55FRA - BFS

2 stops12h 35mMultiple Airlines

Deal found 17/9£204

Sat 1/1107:25BHD - FRA

1 stop13h 35mMultiple Airlines

Fri 7/1107:00FRA - BHD

1 stop14h 30mMultiple Airlines

Deal found 16/9£209

Thu 25/909:25BFS - FRA

1 stop8h 55mMultiple Airlines

Sat 27/906:25FRA - BFS

1 stop6h 30mMultiple Airlines

Deal found 17/9£210

Sun 9/1106:30BHD - FRA

1 stop10h 25mKLM

Mon 17/1117:50FRA - BHD

1 stop4h 10mKLM

Deal found 17/9£216

Sun 21/917:30BFS - FRA

1 stop13h 50mMultiple Airlines

Tue 23/904:45FRA - BFS

1 stop6h 30mMultiple Airlines

Deal found 17/9£221

Thu 30/1006:35BHD - FRA

1 stop9h 05mBritish Airways

Wed 5/1107:20FRA - BHD

1 stop5h 10mBritish Airways

Deal found 15/9£221

Wed 17/921:00BFS - FRA

1 stop13h 35mMultiple Airlines

Fri 19/906:25FRA - BFS

1 stop9h 05mMultiple Airlines

Deal found 17/9£243

Mon 29/908:40BFS - FRA

2 stops10h 30mMultiple Airlines

Wed 1/1020:10FRA - BFS

1 stop19h 40mMultiple Airlines

Deal found 17/9£253

Tue 23/913:20BFS - FRA

1 stop8h 25mMultiple Airlines

Thu 25/905:20FRA - BFS

2 stops11h 10mMultiple Airlines

Deal found 17/9£254

Thu 30/1012:00BHD - FRA

2 stops21h 05mMultiple Airlines

Wed 5/1109:10FRA - BHD

2 stops12h 20mMultiple Airlines

Deal found 15/9£256

Best flights from Northern Ireland to Heidelberg
Discover carefully curated flight deals from Northern Ireland to Heidelberg that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2025.

Thu 30/1021:20BFS - FRA

1 stop10h 00mMultiple Airlines

Wed 5/1110:45FRA - BFS

2 stops6h 45mMultiple Airlines

Deal found 15/9£183

Sun 9/1106:30BHD - FRA

1 stop10h 25mKLM

Mon 17/1117:50FRA - BHD

1 stop4h 10mKLM

Deal found 17/9£216

Thu 30/1006:35BHD - FRA

1 stop9h 05mBritish Airways

Wed 5/1107:20FRA - BHD

1 stop5h 10mBritish Airways

Deal found 15/9£221

Sat 1/1108:50BFS - FRA

1 stop12h 10mMultiple Airlines

Fri 7/1107:00FRA - BFS

1 stop13h 30mMultiple Airlines

Deal found 16/9£193

Sun 28/917:30BFS - FRA

1 stop13h 50mMultiple Airlines

Tue 30/910:55FRA - BFS

2 stops12h 35mMultiple Airlines

Deal found 17/9£204

Sat 1/1107:25BHD - FRA

1 stop13h 35mMultiple Airlines

Fri 7/1107:00FRA - BHD

1 stop14h 30mMultiple Airlines

Deal found 16/9£209

Sat 27/917:25BHD - FRA

1 stop15h 10mKLM

Mon 29/914:15FRA - BHD

1 stop8h 00mKLM

Deal found 17/9£284

Mon 29/908:40BFS - FRA

2 stops10h 30mMultiple Airlines

Wed 1/1020:10FRA - BFS

1 stop19h 40mMultiple Airlines

Deal found 17/9£253

Thu 30/1012:00BHD - FRA

2 stops21h 05mMultiple Airlines

Wed 5/1109:10FRA - BHD

2 stops12h 20mMultiple Airlines

Deal found 15/9£256

Sat 27/919:35BFS - FRA

2 stops11h 45mMultiple Airlines

Mon 29/906:25FRA - BFS

1 stop6h 45mMultiple Airlines

Deal found 17/9£265

Sat 1/1109:40BFS - FRA

1 stop6h 05mMultiple Airlines

Sat 8/1114:00FRA - BFS

2 stops9h 35mMultiple Airlines

Deal found 17/9£276

Mon 6/1008:10BFS - FRA

2 stops12h 50mMultiple Airlines

Thu 9/1019:20FRA - BFS

2 stops12h 50mMultiple Airlines

Deal found 15/9£280

Sun 28/907:00BHD - FRA

2 stops26h 10mMultiple Airlines

Tue 30/910:55FRA - BHD

2 stops11h 15mMultiple Airlines

Deal found 17/9£288

Sun 9/1107:25BHD - FRA

3 stops30h 00mMultiple Airlines

Mon 17/1117:50FRA - BHD

1 stop4h 10mMultiple Airlines

Deal found 17/9£310

Mon 29/907:00BHD - FRA

2 stops10h 45mMultiple Airlines

Wed 1/1006:25FRA - BHD

2 stops11h 00mMultiple Airlines

Deal found 17/9£326

Last-minute flights from Northern Ireland to Heidelberg
Discover last-minute flight deals from Northern Ireland to Heidelberg. Data last updated 18 September 2025 and is based on user searches.

Wed 17/921:00BFS - FRA

1 stop13h 35mMultiple Airlines

Fri 19/906:25FRA - BFS

1 stop9h 05mMultiple Airlines

Deal found 17/9£243

Thu 18/906:00BFS - FRA

1 stop14h 55mMultiple Airlines

Sat 20/905:10FRA - BFS

1 stop16h 15mMultiple Airlines

Deal found 17/9£265

Fri 19/910:55BFS - FRA

1 stop7h 00mMultiple Airlines

Sun 21/907:05FRA - BFS

1 stop10h 55mMultiple Airlines

Deal found 17/9£267

Sun 21/917:30BFS - FRA

1 stop13h 50mMultiple Airlines

Tue 23/904:45FRA - BFS

1 stop6h 30mMultiple Airlines

Deal found 17/9£221

Tue 23/913:20BFS - FRA

1 stop8h 25mMultiple Airlines

Thu 25/905:20FRA - BFS

2 stops11h 10mMultiple Airlines

Deal found 17/9£254

Thu 25/909:25BFS - FRA

1 stop8h 55mMultiple Airlines

Sat 27/906:25FRA - BFS

1 stop6h 30mMultiple Airlines

Deal found 17/9£210

Sat 27/919:35BFS - FRA

2 stops11h 45mMultiple Airlines

Mon 29/906:25FRA - BFS

1 stop6h 45mMultiple Airlines

Deal found 17/9£265

Sun 28/917:30BFS - FRA

1 stop13h 50mMultiple Airlines

Tue 30/910:55FRA - BFS

2 stops12h 35mMultiple Airlines

Deal found 17/9£204

Mon 29/908:40BFS - FRA

2 stops10h 30mMultiple Airlines

Wed 1/1020:10FRA - BFS

1 stop19h 40mMultiple Airlines

Deal found 17/9£253

Thu 30/1021:20BFS - FRA

1 stop10h 00mMultiple Airlines

Wed 5/1110:45FRA - BFS

2 stops6h 45mMultiple Airlines

Deal found 15/9£183

Thu 30/1006:35BHD - FRA

1 stop9h 05mBritish Airways

Wed 5/1107:20FRA - BHD

1 stop5h 10mBritish Airways

Deal found 15/9£221

Thu 30/1012:00BHD - FRA

2 stops21h 05mMultiple Airlines

Wed 5/1109:10FRA - BHD

2 stops12h 20mMultiple Airlines

Deal found 15/9£256

One-way flights from Northern Ireland to Heidelberg
Search for one-way flight options from Northern Ireland to Heidelberg. Find affordable one-way fares based on user searches. Data last updated 18 September 2025.

Tue 11/1116:50BFS - FRA

2 stops14h 30mMultiple Airlines

Deal found 16/9£75

Wed 12/1116:50BHD - FRA

2 stops14h 30mMultiple Airlines

Deal found 16/9£75

Wed 12/1120:55BFS - FRA

2 stops21h 25mMultiple Airlines

Deal found 16/9£75

Tue 23/1220:55BFS - FRA

1 stop24h 05mMultiple Airlines

Deal found 16/9£78

Mon 8/1220:50BFS - FRA

2 stops12h 15mMultiple Airlines

Deal found 16/9£85

Mon 22/1217:30BFS - FRA

2 stops14h 10mMultiple Airlines

Deal found 16/9£90

Mon 22/1208:00BHD - FRA

2 stops10h 20measyJet

Deal found 16/9£90

Mon 8/1208:00BHD - FRA

2 stops10h 20mMultiple Airlines

Deal found 16/9£95

Tue 11/1112:15BHD - FRA

3 stops19h 55mMultiple Airlines

Deal found 16/9£96

Tue 23/1207:05BFS - FRA

2 stops11h 15measyJet

Deal found 16/9£98

Tue 23/1207:20BHD - FRA

1 stop26h 05mMultiple Airlines

Deal found 16/9£98

Tue 28/1018:00BHD - FRA

2 stops15h 05mMultiple Airlines

Deal found 17/9£107

Cheapflights Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Heidelberg that are best for you.

Fly from

Fly to

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

£183

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Sat 1/11

08:50-22:00

1 stop12h 10m

Frankfurt am Main

Fri 7/11

07:00-19:30

1 stop13h 30m

£193

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Sun 28/9

17:30-08:20

1 stop13h 50m

Frankfurt am Main

Tue 30/9

10:55-22:30

2 stops12h 35m

£204

BelfastFrankfurt am Main

BHD - FRA

BHDFRA

Belfast City

Sat 1/11

07:25-22:00

1 stop13h 35m

Frankfurt am Main

Fri 7/11

07:00-20:30

1 stop14h 30m

£209

BelfastFrankfurt am Main

BHD - FRA

BHDFRA

Belfast City

Sun 9/11

06:30-17:55

1 stop10h 25m

Frankfurt am Main

Mon 17/11

17:50-21:00

1 stop4h 10m

£216

BelfastFrankfurt am Main

BHD - FRA

BHDFRA

Belfast City

Thu 30/10

06:35-16:40

1 stop9h 05m

Frankfurt am Main

Wed 5/11

07:20-11:30

1 stop5h 10m

£221

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Mon 29/9

08:40-20:10

2 stops10h 30m

Frankfurt am Main

Wed 1/10

20:10-14:50

1 stop19h 40m

£253

BelfastFrankfurt am Main

BHD - FRA

BHDFRA

Belfast City

Thu 30/10

12:00-10:05

2 stops21h 05m

Frankfurt am Main

Wed 5/11

09:10-20:30

2 stops12h 20m

£256

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Sat 27/9

19:35-08:20

2 stops11h 45m

Frankfurt am Main

Mon 29/9

06:25-12:10

1 stop6h 45m

£265

BelfastFrankfurt am Main

BFS - FRA

BFSFRA

Belfast Intl

Sat 1/11

09:40-16:45

1 stop6h 05m

Frankfurt am Main

Sat 8/11

14:00-22:35

2 stops9h 35m

£276

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 28 results

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 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.

What is the cheapest time of day to fly from NIR to HE1?

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.

Related info for your journey

How long is the flight from Northern Ireland to Heidelberg?
KLM and British Airways can get you from Northern Ireland to Heidelberg in just under 9h 05m. Your travel time can differ by up to 1h 20m. Northern Ireland and Heidelberg are separated by a distance of 684 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
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 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Northern Ireland to Heidelberg

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Aberdeen to Frankfurt flights

Cardiff to Munich flights

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Glasgow Intl to Stuttgart flights

Top airline flying from Northern Ireland to Heidelberg

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest£183	Average£222	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

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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Cheap flights from Northern Ireland to Heidelberg from £75

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.

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 18 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Northern Ireland to Heidelberg

Cheapest flights from Northern Ireland to HeidelbergExplore 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 18 September 2025.

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 18 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Heidelberg that are best for you.

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.

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?

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 18 September 2025.

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.

How long is the flight from Northern Ireland to Heidelberg?

Can I find deals for flights from Northern Ireland to Heidelberg that include hotel bookings?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Northern Ireland to Heidelberg

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

Top airline flying from Northern Ireland to Heidelberg

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 Northern Ireland to Heidelberg?

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

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

Can Cheapflights notify me if prices for flights from Northern Ireland to Heidelberg become cheaper?

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Book with Flexibility

Travel Smart

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 18 September 2025.