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 4h 10m. Your travel time can differ by up to 9h 30m. 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).

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.

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.

£87+ Cheap Flights from Northern Ireland to Heidelberg

Cheap flight deals from Northern Ireland to Heidelberg

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 21 September 2026.

Thu 12/1106:20 -

1 stop11h 20m

Sat 21/1107:05 -

1 stop6h 35m

Deal found 19/9£176

Thu 12/1107:15 -

1 stop10h 25m

Sat 21/1114:25 -

1 stop7h 05m

Deal found 20/9£184

Thu 12/1106:20 -

1 stop11h 20m

Fri 20/1109:00 -

1 stop10h 50m

Deal found 17/9£185

Thu 12/1117:15 -

1 stop4h 10m

Fri 20/1114:15 -

1 stop19h 55m

Deal found 17/9£198

Thu 12/1117:15 -

1 stop4h 10m

Sat 21/1111:50 -

1 stop5h 55m

Deal found 21/9£199

Thu 12/1107:15 -

1 stop10h 25m

Fri 20/1109:00 -

1 stop11h 35m

Deal found 17/9£203

Fri 13/1107:00 -

2 stops10h 15m

Sat 21/1109:00 -

1 stop10h 35m

Deal found 17/9£217

Thu 15/1009:50 -

1 stop22h 45m

Sun 18/1014:15 -

1 stop20h 05m

Deal found 19/9£222

Fri 9/1017:30 -

1 stop19h 05m

Sun 11/1018:40 -

1 stop23h 15m

Deal found 17/9£232

Mon 2/1107:20 -

2 stops9h 55m

Mon 9/1114:15 -

2 stops7h 30m

Deal found 18/9£236

Sat 3/1007:05 -

1 stop13h 40m

Wed 7/1015:25 -

1 stop5h 15m

Deal found 17/9£238

Mon 21/921:05 -

1 stop12h 10m

Thu 24/913:45 -

1 stop10h 10m

Deal found 17/9£241

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 21 September 2026.

Thu 12/1106:20 -

1 stop11h 20m

Sat 21/1107:05 -

1 stop6h 35m

Deal found 19/9£176

Thu 12/1117:15 -

1 stop4h 10m

Fri 20/1114:15 -

1 stop19h 55m

Deal found 17/9£198

Sat 3/1007:05 -

1 stop13h 40m

Wed 7/1015:25 -

1 stop5h 15m

Deal found 17/9£238

Thu 12/1107:15 -

1 stop10h 25m

Sat 21/1114:25 -

1 stop7h 05m

Deal found 20/9£184

Thu 12/1106:20 -

1 stop11h 20m

Fri 20/1109:00 -

1 stop10h 50m

Deal found 17/9£185

Fri 9/1017:30 -

1 stop19h 05m

Sun 11/1018:40 -

1 stop23h 15m

Deal found 17/9£232

Fri 13/1107:00 -

2 stops10h 15m

Sat 21/1109:00 -

1 stop10h 35m

Deal found 17/9£217

Mon 2/1107:20 -

2 stops9h 55m

Mon 9/1114:15 -

2 stops7h 30m

Deal found 18/9£236

Mon 12/1006:30 -

1 stop26h 05m

Wed 14/1020:50 -

1 stop13h 00m

Deal found 17/9£319

Sun 4/1009:45 -

1 stop22h 50m

Thu 8/1014:15 -

1 stop20h 05m

Deal found 18/9£300

Thu 12/1110:55 -

2 stops10h 10m

Sat 21/1111:35 -

1 stop6h 50m

Deal found 21/9£374

Thu 8/1009:50 -

1 stop22h 45m

Fri 9/1018:40 -

1 stop23h 15m

Deal found 20/9£368

Thu 12/1110:55 -

2 stops10h 10m

Fri 20/1111:35 -

1 stop8h 10m

Deal found 17/9£377

Thu 8/1012:10 -

1 stop8h 10m

Fri 9/1008:20 -

2 stops7h 40m

Deal found 20/9£419

Find flight deals from Northern Ireland to Heidelberg

Round-trip from	£176
One-way from	£87

12/11-21/11
2 total stops
17h 55m total
Northern Ireland to Heidelberg

Search Deals

20/11-31/12
1 total stop
14h 10m total
Northern Ireland to Heidelberg

Search Deals

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

Cheapest return flight

BelfastFrankfurt am Main

BFS Belfast Intl - FRA Frankfurt am Main

BFSFRA

Belfast Intl

Fri 6/11

07:00-19:20

2 stops11h 20m

Frankfurt am Main

Wed 31/12

00:00-00:00

Nonstop0h 00m

£90

BelfastFrankfurt am Main

BHD Belfast City - FRA Frankfurt am Main

BHDFRA

Belfast City

Fri 6/11

14:10-08:20

2 stops17h 10m

Frankfurt am Main

Wed 31/12

00:00-00:00

Nonstop0h 00m

£94

BelfastFrankfurt am Main

BFS Belfast Intl - FRA Frankfurt am Main

BFSFRA

Belfast Intl

Mon 5/10

09:30-08:20

2 stops21h 50m

Frankfurt am Main

Wed 31/12

00:00-00:00

Nonstop0h 00m

£95

BelfastFrankfurt am Main

BFS Belfast Intl - FRA Frankfurt am Main

BFSFRA

Belfast Intl

Mon 5/10

21:05-10:15

1 stop12h 10m

Frankfurt am Main

Wed 31/12

00:00-00:00

Nonstop0h 00m

£118

BelfastFrankfurt am Main

BFS Belfast Intl - FRA Frankfurt am Main

BFSFRA

Belfast Intl

Fri 9/10

07:35-19:00

2 stops10h 25m

Frankfurt am Main

Wed 31/12

00:00-00:00

Nonstop0h 00m

£123

BelfastFrankfurt am Main

BFS Belfast Intl - FRA Frankfurt am Main

BFSFRA

Belfast Intl

Thu 8/10

09:00-20:05

2 stops10h 05m

Frankfurt am Main

Wed 31/12

00:00-00:00

Nonstop0h 00m

£125

BelfastFrankfurt am Main

BHD Belfast City - FRA Frankfurt am Main

BHDFRA

Belfast City

Fri 6/11

12:30-08:20

3 stops18h 50m

Frankfurt am Main

Wed 31/12

00:00-00:00

Nonstop0h 00m

£126

BelfastFrankfurt am Main

BFS Belfast Intl - FRA Frankfurt am Main

BFSFRA

Belfast Intl

Sat 26/9

21:40-13:00

2 stops14h 20m

Frankfurt am Main

Wed 31/12

00:00-00:00

Nonstop0h 00m

£126

BelfastFrankfurt am Main

BHD Belfast City - FRA Frankfurt am Main

BHDFRA

Belfast City

Sat 26/9

07:00-08:10

2 stops24h 10m

Frankfurt am Main

Wed 31/12

00:00-00:00

Nonstop0h 00m

£137

Fastest return journey

BelfastFrankfurt am Main

BHD Belfast City - FRA Frankfurt am Main

BHDFRA

Belfast City

Thu 8/10

06:55-15:30

2 stops7h 35m

Frankfurt am Main

Wed 31/12

00:00-00:00

Nonstop0h 00m

£151

Flights are sorted by cheapest return flights first.

Deals found on 20/9

Showing 1-10 of 27 resultsSorted by cheapest first

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.

BHD-FRA

BFS-FRA

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

GBNIR-HE1

BHD-FRA

BFS-FRA

No data available for this route at this time. Please check back soon.

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 4h 10m. Your travel time can differ by up to 9h 30m. 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.

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

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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 £87

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/11. 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

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 21 September 2026.

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 21 September 2026.

Best flights from Northern Ireland to HeidelbergDiscover 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 21 September 2026.

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 21 September 2026.

Last-minute flights from Northern Ireland to HeidelbergDiscover last-minute flight deals from Northern Ireland to Heidelberg. Data last updated 21 September 2026 and is based on user searches.

Discover last-minute flight deals from Northern Ireland to Heidelberg. Data last updated 21 September 2026 and is based on user searches.

One-way flights from Northern Ireland to HeidelbergSearch for one-way flight options from Northern Ireland to Heidelberg. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Search for one-way flight options from Northern Ireland to Heidelberg. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Find flight deals from Northern Ireland to Heidelberg

Round-trip from

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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.

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Related info for your journey

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?

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.

Complete your trip

Complete your trip to Heidelberg by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Baden-Wurttemberg

Book a non-stop flight to one of these other cities located in Baden-Wurttemberg.

Search flights from Northern Ireland to Heidelberg by cabin class

Find flights from Northern Ireland to Heidelberg, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Northern Ireland and Heidelberg flights

Browse other Northern Ireland and Heidelberg flight options. Last updated on 21 September 2026.

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

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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 21 September 2026.

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 21 September 2026.

Last-minute flights from Northern Ireland to Heidelberg
Discover last-minute flight deals from Northern Ireland to Heidelberg. Data last updated 21 September 2026 and is based on user searches.

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 21 September 2026.