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

Currently, January is the cheapest month in which you can book a flight from Brussels to Northern Ireland (average of £67). Flying from Brussels to Northern Ireland in July is currently the most expensive (average of £90). 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.

In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Northern Ireland, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular routes from Brussels to Northern Ireland?

The most popular flight routes from Brussels to Northern Ireland are Brussels Bruxelles-National - Belfast Intl, Brussels Bruxelles-National - Belfast City and Charleroi Brussels - Belfast Intl.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Brussels to Northern Ireland as you normally would.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Brussels to Northern Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£59+ Flights from Brussels to Northern Ireland

Cheap flight deals from Brussels to Northern Ireland

Round-trip from	£116
One-way from	£59

25/8-26/8
2 total stops
19h 10m total
Brussels to Northern Ireland

Search Deals

9/10
1 total stop
7h 00m total
Brussels to Northern Ireland

Search Deals

Find flight deals from Brussels to Northern Ireland

Cheapest flights from Brussels to Northern Ireland
Explore the most affordable flight options available from Brussels to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 July 2025.

Mon 25/811:45CRL - BFS

1 stop5h 10mMultiple Airlines

Tue 26/822:55BFS - CRL

1 stop14h 00mMultiple Airlines

Deal found 14/7£116

Thu 4/909:30CRL - BHD

1 stop6h 10mMultiple Airlines

Thu 11/915:20BHD - CRL

1 stop6h 30mMultiple Airlines

Deal found 16/7£127

Thu 9/1021:40BRU - BFS

2 stops19h 35mMultiple Airlines

Sun 12/1021:00BFS - BRU

2 stops16h 25mMultiple Airlines

Deal found 14/7£154

Thu 28/819:05CRL - BFS

1 stop13h 35mRyanair

Sat 30/807:50BFS - CRL

2 stops29h 10mRyanair

Deal found 14/7£165

Thu 9/1022:30BRU - BHD

1 stop11h 15mBritish Airways

Sun 12/1006:50BHD - BRU

1 stop11h 55mBritish Airways

Deal found 16/7£180

Sat 6/922:05BRU - BHD

2 stops20h 30mMultiple Airlines

Fri 12/917:00BHD - BRU

2 stops15h 15mMultiple Airlines

Deal found 14/7£188

Wed 13/815:05BRU - BHD

1 stop7h 00mKLM

Wed 20/817:25BHD - BRU

1 stop13h 05mKLM

Deal found 14/7£204

Best flights from Brussels to Northern Ireland
Discover carefully curated flight deals from Brussels to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 July 2025.

Mon 25/811:45CRL - BFS

1 stop5h 10mMultiple Airlines

Tue 26/822:55BFS - CRL

1 stop14h 00mMultiple Airlines

Deal found 14/7£116

Thu 9/1022:30BRU - BHD

1 stop11h 15mBritish Airways

Sun 12/1006:50BHD - BRU

1 stop11h 55mBritish Airways

Deal found 16/7£180

Wed 13/815:05BRU - BHD

1 stop7h 00mKLM

Wed 20/817:25BHD - BRU

1 stop13h 05mKLM

Deal found 14/7£204

Thu 4/909:30CRL - BHD

1 stop6h 10mMultiple Airlines

Thu 11/915:20BHD - CRL

1 stop6h 30mMultiple Airlines

Deal found 16/7£127

Thu 9/1021:40BRU - BFS

2 stops19h 35mMultiple Airlines

Sun 12/1021:00BFS - BRU

2 stops16h 25mMultiple Airlines

Deal found 14/7£154

Sat 6/922:05BRU - BHD

2 stops20h 30mMultiple Airlines

Fri 12/917:00BHD - BRU

2 stops15h 15mMultiple Airlines

Deal found 14/7£188

Last-minute flights from Brussels to Northern Ireland
Discover last-minute flight deals from Brussels to Northern Ireland. Data last updated 16 July 2025 and is based on user searches.

Wed 13/807:15CRL - BHD

1 stop5h 25mMultiple Airlines

Wed 20/814:25BHD - CRL

1 stop7h 30mMultiple Airlines

Deal found 14/7£147

Wed 13/815:05BRU - BHD

1 stop7h 00mKLM

Wed 20/817:25BHD - BRU

1 stop13h 05mKLM

Deal found 14/7£204

Mon 25/811:45CRL - BFS

1 stop5h 10mMultiple Airlines

Tue 26/822:55BFS - CRL

1 stop14h 00mMultiple Airlines

Deal found 14/7£116

Mon 25/822:25BRU - BHD

2 stops12h 45mMultiple Airlines

Tue 26/818:00BHD - BRU

2 stops14h 00mMultiple Airlines

Deal found 14/7£193

Mon 25/819:05BRU - BHD

1 stop14h 45mBritish Airways

Tue 26/818:15BHD - BRU

1 stop14h 40mBritish Airways

Deal found 14/7£290

Thu 28/819:05CRL - BFS

1 stop13h 35mRyanair

Sat 30/807:50BFS - CRL

2 stops29h 10mRyanair

Deal found 14/7£165

Thu 28/810:20BRU - BFS

2 stops6h 10mMultiple Airlines

Thu 4/908:10BFS - BRU

2 stops6h 30mMultiple Airlines

Deal found 14/7£165

One-way flights from Brussels to Northern Ireland
Search for one-way flight options from Brussels to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated 16 July 2025.

Thu 9/1009:30CRL - BFS

1 stop7h 00mMultiple Airlines

Deal found 14/7£59

Wed 27/821:30BRU - BFS

2 stops19h 00mMultiple Airlines

Deal found 14/7£84

Thu 9/1009:30CRL - BHD

1 stop11h 05mMultiple Airlines

Deal found 14/7£89

Thu 9/1010:20BRU - BHD

2 stops10h 15mMultiple Airlines

Deal found 14/7£110

Fri 10/1021:20BRU - BHD

2 stops21h 55mAer Lingus

Deal found 14/7£121

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BrusselsBelfast

CRL - BFS

CRLBFS

Charleroi Brussels

Mon 25/8

11:45-15:55

1 stop5h 10m

Belfast Intl

Tue 26/8

22:55-13:55

1 stop14h 00m

£116

BrusselsBelfast

CRL - BHD

CRLBHD

Charleroi Brussels

Thu 4/9

09:30-14:40

1 stop6h 10m

Belfast City

Thu 11/9

15:20-22:50

1 stop6h 30m

£127

BrusselsBelfast

BRU - BFS

BRUBFS

Brussels Bruxelles-National

Thu 9/10

21:40-16:15

2 stops19h 35m

Belfast Intl

Sun 12/10

21:00-14:25

2 stops16h 25m

£154

BrusselsBelfast

BRU - BHD

BRUBHD

Brussels Bruxelles-National

Thu 9/10

22:30-08:45

1 stop11h 15m

Belfast City

Sun 12/10

06:50-19:45

1 stop11h 55m

£180

BrusselsBelfast

BRU - BHD

BRUBHD

Brussels Bruxelles-National

Sat 6/9

22:05-17:35

2 stops20h 30m

Belfast City

Fri 12/9

17:00-09:15

2 stops15h 15m

£188

BrusselsBelfast

BRU - BHD

BRUBHD

Brussels Bruxelles-National

Wed 13/8

15:05-21:05

1 stop7h 00m

Belfast City

Wed 20/8

17:25-07:30

1 stop13h 05m

£204

BrusselsBelfast

CRL - BFS

CRLBFS

Charleroi Brussels

Thu 9/10

09:30-15:30

1 stop7h 00m

£59

BrusselsBelfast

BRU - BFS

BRUBFS

Brussels Bruxelles-National

Wed 27/8

21:30-15:30

2 stops19h 00m

£84

BrusselsBelfast

CRL - BHD

CRLBHD

Charleroi Brussels

Thu 9/10

09:30-19:35

1 stop11h 05m

£89

BrusselsBelfast

BRU - BHD

BRUBHD

Brussels Bruxelles-National

Thu 9/10

10:20-19:35

2 stops10h 15m

£110

Flights are sorted by cheapest return flights first.

Deals found on 14/7

Showing 1-10 of 11 results

Best time to book a flight from Brussels to Northern Ireland

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

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

Reviews of airlines servicing Northern Ireland

Read through reviews of airlines operating flights from Brussels to Northern Ireland, such as KLM, Aer Lingus, andBritish Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,373 reviews

Check prices

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.

KLM

7.8

Good

1,373 reviews

KLM

7.8

Good

1,373 reviews

Check prices

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.

Aer Lingus

7.1

Good

1,168 reviews

KLM

7.8

Good

1,373 reviews

Check prices

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.

British Airways

6.6

Okay

7,145 reviews

KLM

7.8

Good

1,373 reviews

Check prices

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

What are the most popular routes from Brussels to Northern Ireland?
The most popular flight routes from Brussels to Northern Ireland are Brussels Bruxelles-National - Belfast Intl, Brussels Bruxelles-National - Belfast City and Charleroi Brussels - Belfast Intl.
Can I find deals for flights from Brussels to Northern Ireland that include hotel bookings?
Yes. In addition to deals on Brussels to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Brussels to Northern Ireland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Brussels to Northern Ireland.
Can I find deals for business class flights from Brussels to Northern Ireland?
Yes. Cheapflights offers flight deals from Brussels to Northern Ireland 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 Brussels to Northern Ireland?
Currently, January is the cheapest month in which you can book a flight from Brussels to Northern Ireland (average of £67). Flying from Brussels to Northern Ireland in July is currently the most expensive (average of £90). 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 Brussels to Northern Ireland

Bruxelles-National to Stansted flights

Bruxelles-National to Gatwick flights

Bruxelles-National to Luton flights

Charleroi Brussels to Stansted flights

Charleroi Brussels to Heathrow flights

Charleroi Brussels to Gatwick flights

Bruxelles-National to London City flights

Bruxelles-National to Edinburgh flights

Bruxelles-National to Heathrow flights

Bruxelles-National to Manchester flights

Charleroi Brussels to Edinburgh flights

Charleroi Brussels to Luton flights

Bruxelles-National to Glasgow Intl flights

Bruxelles-National to Birmingham flights

Bruxelles-National to Cardiff flights

Charleroi Brussels to Manchester flights

Charleroi Brussels to Glasgow Intl flights

Charleroi Brussels to Cardiff flights

Bruxelles-National to Southend flights

Charleroi Brussels to Birmingham flights

Bruxelles-National to Belfast Intl flights

Bruxelles-National to Liverpool flights

Bruxelles-National to Belfast City flights

Bruxelles-National to Leeds flights

Charleroi Brussels to Belfast Intl flights

Charleroi Brussels to Liverpool flights

Bruxelles-National to Bristol flights

Charleroi Brussels to Leeds flights

Bruxelles-National to Newcastle upon Tyne flights

Antwerp to Gatwick flights

Charleroi Brussels to London City flights

Charleroi Brussels to Bristol flights

Bruxelles-National to Aberdeen flights

Bruxelles-National to Exeter flights

Charleroi Brussels to Newcastle upon Tyne flights

Bruxelles-National to Southampton flights

Bruxelles-National to Inverness flights

Antwerp to Stansted flights

Antwerp to Luton flights

Charleroi Brussels to Inverness flights

Antwerp to Heathrow flights

Antwerp to Edinburgh flights

Bruxelles-National to Newquay flights

Antwerp to Manchester flights

Charleroi Brussels to Newquay flights

Antwerp to Southend flights

Antwerp to London City flights

Charleroi Brussels to Southend flights

Direct flights to United Kingdom

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

When you search for this flight from Brussels to Northern Ireland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights simply makes it quick and affordable to book flights from Brussels to Northern Ireland 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 Brussels to Northern Ireland with no change fees?

Need flexible booking options for your flight to Northern Ireland from Brussels? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for Brussels to Northern Ireland 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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Cheap flights from Brussels to Northern Ireland from £59

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Brussels to Northern Ireland

Keep the following information in mind while searching for Brussels to Northern Ireland flight deals. Data was last updated 16 July 2025.

Round-trip from

One-way from

Find flight deals from Brussels to Northern Ireland

Cheapest flights from Brussels to Northern IrelandExplore the most affordable flight options available from Brussels to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 July 2025.

Explore the most affordable flight options available from Brussels to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 July 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Brussels to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Brussels with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Brussels to Northern Ireland

Reviews of airlines servicing Northern Ireland

Read through reviews of airlines operating flights from Brussels to Northern Ireland, such as KLM, Aer Lingus, andBritish Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the most popular routes from Brussels to Northern Ireland?

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

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

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

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

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 Brussels to Northern Ireland

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

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 Brussels to Northern Ireland?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Brussels to Northern Ireland
Explore the most affordable flight options available from Brussels to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 July 2025.