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Cheap flights from Northern Ireland to Brussels from £117

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to Brussels departing on 4/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Northern Ireland to Brussels

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:00 - 08:50BFS-BRU
17h 50m2 stops
Multiple Airlines Logo
09:10 - 18:50BRU-BFS
10h 40m2 stops
£123Multiple Airlines
Find Deal
Do, 8 Jan - Mi, 14 Jan
easyJet Logo
20:55 - 11:45BFS-BRU
13h 50m1 stop
easyJet Logo
10:40 - 15:55BRU-BFS
6h 15m1 stop
£131easyJet
Find Deal
Di, 9 Dez - Do, 11 Dez
Multiple Airlines Logo
20:50 - 09:10BFS-BRU
11h 20m2 stops
Multiple Airlines Logo
09:10 - 18:50BRU-BFS
10h 40m2 stops
£133Multiple Airlines
Find Deal
Mo, 5 Jan - Mi, 7 Jan
Multiple Airlines Logo
20:50 - 18:05BFS-BRU
20h 15m2 stops
Multiple Airlines Logo
09:50 - 08:20BRU-BFS
23h 30m2 stops
£156Multiple Airlines
Find Deal
Fr, 12 Dez - Di, 16 Dez
Multiple Airlines Logo
07:15 - 17:50BFS-BRU
9h 35m2 stops
Multiple Airlines Logo
09:25 - 16:10BRU-BFS
7h 45m2 stops
£168Multiple Airlines
Find Deal
Di, 9 Dez - Do, 11 Dez
British Airways Logo
11:25 - 19:45BHD-BRU
7h 20m1 stop
British Airways Logo
15:00 - 20:30BRU-BHD
6h 30m1 stop
£177British Airways
Find Deal
Mi, 25 Mrz - Fr, 27 Mrz
British Airways Logo
08:45 - 10:00BHD-BRU
24h 15m1 stop
British Airways Logo
21:35 - 08:25BRU-BHD
11h 50m1 stop
£186British Airways
Find Deal
Di, 6 Jan - So, 11 Jan
British Airways Logo
19:25 - 13:55BHD-BRU
17h 30m1 stop
British Airways Logo
15:00 - 20:30BRU-BHD
6h 30m1 stop
£195British Airways
Find Deal
Mo, 5 Jan - So, 11 Jan
KLM Logo
17:20 - 22:20BHD-BRU
4h 00m1 stop
KLM Logo
14:45 - 21:00BRU-BHD
7h 15m1 stop
£201KLM
Find Deal
Fr, 12 Dez - Di, 16 Dez
KLM Logo
17:20 - 22:20BHD-BRU
4h 00m1 stop
KLM Logo
06:15 - 16:50BRU-BHD
11h 35m1 stop
£212KLM
Find Deal
Di, 6 Jan - Fr, 9 Jan

British Airways flights from Northern Ireland to Brussels Bruxelles-National Airport

Our best British Airways deals on Northern Ireland to Brussels Bruxelles-National Airport flight tickets
British Airways
25 Mar
BHD11:25Belfast City
7h 20m
1 stop
BRU19:45Brussels Bruxelles-National
27 Mar
BRU15:00Brussels Bruxelles-National
6h 30m
1 stop
BHD20:30Belfast City
£177
Find similar
British Airways
12 Jan
BHD19:25Belfast City
14h 45m
1 stop
BRU11:10Brussels Bruxelles-National
16 Jan
BRU15:00Brussels Bruxelles-National
4h 50m
1 stop
BHD18:50Belfast City
£220
Find similar
British Airways
12 Jan
BHD19:25Belfast City
14h 45m
1 stop
BRU11:10Brussels Bruxelles-National
16 Jan
BRU15:00Brussels Bruxelles-National
4h 50m
1 stop
BHD18:50Belfast City
£220
Find similar

KLM flights from Northern Ireland to Brussels Bruxelles-National Airport

Our best KLM deals on Northern Ireland to Brussels Bruxelles-National Airport flight tickets
KLM
12 Dec
BHD17:20Belfast City
4h 00m
1 stop
BRU22:20Brussels Bruxelles-National
16 Dec
BRU14:45Brussels Bruxelles-National
7h 15m
1 stop
BHD21:00Belfast City
£201
Find similar
KLM
9 Dec
BHD06:30Belfast City
6h 45m
1 stop
BRU14:15Brussels Bruxelles-National
11 Dec
BRU14:45Brussels Bruxelles-National
7h 15m
1 stop
BHD21:00Belfast City
£310
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Brussels Bruxelles-National Airport 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, momondo users made 279,928 searches. Data last updated 26 November 2025.
Use the filters below to find and compare flights from Northern Ireland to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Do 8/1

14:00-08:50

2 stops17h 50m

Brussels Bruxelles-National

Mi 14/1

09:10-18:50

2 stops10h 40m

£123

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Di 9/12

20:55-11:45

1 stop13h 50m

Brussels Bruxelles-National

Do 11/12

10:40-15:55

1 stop6h 15m

£131

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Mo 5/1

20:50-09:10

2 stops11h 20m

Brussels Bruxelles-National

Mi 7/1

09:10-18:50

2 stops10h 40m

£133

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Fr 12/12

20:50-18:05

2 stops20h 15m

Brussels Bruxelles-National

Di 16/12

09:50-08:20

2 stops23h 30m

£156

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Di 9/12

07:15-17:50

2 stops9h 35m

Brussels Bruxelles-National

Do 11/12

09:25-16:10

2 stops7h 45m

£168

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Mi 25/3

11:25-19:45

1 stop7h 20m

Brussels Bruxelles-National

Fr 27/3

15:00-20:30

1 stop6h 30m

£177

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Di 6/1

08:45-10:00

1 stop24h 15m

Brussels Bruxelles-National

So 11/1

21:35-08:25

1 stop11h 50m

£186

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Mo 5/1

19:25-13:55

1 stop17h 30m

Brussels Bruxelles-National

So 11/1

15:00-20:30

1 stop6h 30m

£195

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Fr 12/12

17:20-22:20

1 stop4h 00m

Brussels Bruxelles-National

Di 16/12

14:45-21:00

1 stop7h 15m

£201

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Di 6/1

17:20-22:20

1 stop4h 00m

Brussels Bruxelles-National

Fr 9/1

06:15-16:50

1 stop11h 35m

£212

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Brussels from

How to get the cheapest flight ticket from Northern Ireland to Brussels Bruxelles-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Brussels Bruxelles-National Airport?

Our data shows that Friday is the least expensive day to fly to Brussels Bruxelles-National Airport. Tickets to fly out on this day can be as low as £176. On the other hand, Saturday is the most expensive day to depart from Northern Ireland because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £222.

What is the cheapest time of day to depart on your flight to Brussels Bruxelles-National Airport?

Our data shows that the cheapest Northern Ireland to Brussels Bruxelles-National Airport flights are usually those with departure times in the morning. Our users have found flights to Brussels Bruxelles-National Airport in the morning for as low as £170. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £211 on average. Flights to Brussels Bruxelles-National Airport from Northern Ireland in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Cheap Northern Ireland to Brussels Bruxelles-National Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Northern Ireland to Brussels Bruxelles-National Airport

Fastest flight time

4h 15m

Direct flights

None
The fastest flight from Northern Ireland to Brussels Bruxelles-National Airport takes 4h 15m
There are no direct flights from Northern Ireland to Brussels Bruxelles-National Airport. There are no popular flight routes from Northern Ireland to Brussels Bruxelles-National Airport.
Search flight deals

  • When did momondo last update prices for flights from Northern Ireland to Brussels Bruxelles-National Airport?

    Prices for flights from Northern Ireland to Brussels Bruxelles-National Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Northern Ireland to Brussels Bruxelles-National Airport?

  • How old do you have to be to fly from Northern Ireland to Brussels Bruxelles-National Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to Brussels Bruxelles-National Airport.

  • What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?

    The travel and health documents you'll need for your trip to Brussels Bruxelles-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Brussels Bruxelles-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Northern Ireland to Brussels Bruxelles-National Airport

Compare and see reviews for airlines that fly from Northern Ireland to Brussels Bruxelles-National Airport with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £155Free CancellationRating
7.7
1,423 reviews
Search KLM flights
British AirwaysPriceFrom £161Free CancellationRating
6.7
7,539 reviews
Search British Airways flights

Travelling to a place near Brussels?

Book flights to Brussels if you plan to visit one of these locations
Bruges
Ghent
Ypres
Charleroi
Zaventem
Waterloo
Spa
Leuven
Namur
Mons
Mechelen
Hasselt
Aalst
Genk
Dinant
Francorchamps
Knokke-Heist
Oostkamp

Why use momondo?

Why should I use momondo to find a flight deal from Northern Ireland to Brussels?

It is quick and easy to find Northern Ireland to Brussels flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Brussels that suits you.

Can I find flights from Northern Ireland to Brussels with flexible booking policies on momondo?

Yes. All flights to Brussels from Northern Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Northern Ireland to Brussels?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Northern Ireland to Brussels.

I’m not ready to book a flight from Northern Ireland to Brussels right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Northern Ireland to Brussels flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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