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Cheap flights from Belfast Intl Airport to Brussels from £74

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast Intl Airport to Brussels departing on 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Belfast Intl Airport to Brussels

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:50 - 09:10
BFS
-
BRU
15h 20m
2 stops
Multiple Airlines Logo
21:25 - 10:00
BRU
-
BFS
13h 35m
2 stops
£158Multiple Airlines
Mon, 7 Sep - Mon, 14 Sep
Multiple Airlines Logo
17:05 - 09:10
BFS
-
BRU
15h 05m
2 stops
Multiple Airlines Logo
10:20 - 19:30
BRU
-
BFS
10h 10m
2 stops
£163Multiple Airlines
Fri, 7 Aug - Fri, 14 Aug
Multiple Airlines Logo
15:40 - 09:35
BFS
-
BRU
16h 55m
2 stops
Multiple Airlines Logo
11:05 - 18:55
BRU
-
BFS
8h 50m
2 stops
£173Multiple Airlines
Wed, 19 Aug - Fri, 21 Aug
Multiple Airlines Logo
15:40 - 09:35
BFS
-
BRU
16h 55m
2 stops
Multiple Airlines Logo
21:30 - 11:55
BRU
-
BFS
15h 25m
2 stops
£176Multiple Airlines
Wed, 5 Aug - Sat, 8 Aug
Multiple Airlines Logo
18:50 - 09:10
BFS
-
BRU
13h 20m
2 stops
Multiple Airlines Logo
10:20 - 23:00
BRU
-
BFS
13h 40m
2 stops
£180Multiple Airlines
Mon, 10 Aug - Fri, 14 Aug
Multiple Airlines Logo
19:20 - 09:10
BFS
-
BRU
12h 50m
2 stops
Multiple Airlines Logo
21:10 - 09:30
BRU
-
BFS
13h 20m
1 stop
£187Multiple Airlines
Fri, 10 Jul - Tue, 14 Jul
Multiple Airlines Logo
12:45 - 09:25
BFS
-
BRU
19h 40m
2 stops
Multiple Airlines Logo
10:20 - 22:20
BRU
-
BFS
13h 00m
2 stops
£188Multiple Airlines
Mon, 20 Jul - Thu, 30 Jul
Multiple Airlines Logo
10:35 - 20:00
BFS
-
BRU
8h 25m
1 stop
Multiple Airlines Logo
16:55 - 22:35
BRU
-
BFS
6h 40m
1 stop
£212Multiple Airlines
Mon, 7 Sep - Mon, 14 Sep
Multiple Airlines Logo
19:35 - 08:55
BFS
-
BRU
12h 20m
1 stop
Multiple Airlines Logo
10:20 - 19:25
BRU
-
BFS
10h 05m
2 stops
£220Multiple Airlines
Mon, 7 Sep - Mon, 14 Sep
Multiple Airlines Logo
19:20 - 09:40
BFS
-
BRU
13h 20m
2 stops
Multiple Airlines Logo
18:55 - 10:00
BRU
-
BFS
16h 05m
2 stops
£221Multiple Airlines
Fri, 10 Jul - Mon, 13 Jul

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Customise your flight search to find flights from Belfast Intl Airport 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 June 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Mon 7/9

16:50-09:10

2 stops15h 20m

Brussels Bruxelles-National

Mon 14/9

21:25-10:00

2 stops13h 35m

£158

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Fri 7/8

17:05-09:10

2 stops15h 05m

Brussels Bruxelles-National

Fri 14/8

10:20-19:30

2 stops10h 10m

£163

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Wed 19/8

15:40-09:35

2 stops16h 55m

Brussels Bruxelles-National

Fri 21/8

11:05-18:55

2 stops8h 50m

£173

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Wed 5/8

15:40-09:35

2 stops16h 55m

Brussels Bruxelles-National

Sat 8/8

21:30-11:55

2 stops15h 25m

£176

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Mon 10/8

18:50-09:10

2 stops13h 20m

Brussels Bruxelles-National

Fri 14/8

10:20-23:00

2 stops13h 40m

£180

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Fri 10/7

19:20-09:10

2 stops12h 50m

Brussels Bruxelles-National

Tue 14/7

21:10-09:30

1 stop13h 20m

£187

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Mon 20/7

12:45-09:25

2 stops19h 40m

Brussels Bruxelles-National

Thu 30/7

10:20-22:20

2 stops13h 00m

£188
Fastest return journey

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Mon 7/9

10:35-20:00

1 stop8h 25m

Brussels Bruxelles-National

Mon 14/9

16:55-22:35

1 stop6h 40m

£212

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Mon 7/9

19:35-08:55

1 stop12h 20m

Brussels Bruxelles-National

Mon 14/9

10:20-19:25

2 stops10h 05m

£220

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Fri 10/7

19:20-09:40

2 stops13h 20m

Brussels Bruxelles-National

Mon 13/7

18:55-10:00

2 stops16h 05m

£221

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

When to book flights from Belfast Intl Airport to Brussels Bruxelles-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Belfast Intl Airport to Brussels Bruxelles-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Belfast Intl Airport to Brussels Bruxelles-National Airport (BFS to BRU) flight deals and tips

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

Fastest flight time

4h 10m

Direct flights

None
The fastest flight from Belfast Intl Airport to Brussels Bruxelles-National Airport takes 4h 10m
There are no direct flights from Belfast Intl Airport to Brussels Bruxelles-National Airport. There are no popular flight routes from Belfast Intl Airport to Brussels Bruxelles-National Airport.
Search flight deals

Frequently asked questions about flying from Belfast Intl Airport to Brussels Bruxelles-National Airport

  • How far is Belfast Intl to Brussels Bruxelles-National by plane?

    There are 515.9 mi between Belfast Intl and Brussels Bruxelles-National. A reasonable flight in good conditions will take 4h 10m.

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

    Prices for flights from Belfast Intl Airport to Brussels Bruxelles-National Airport are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast Intl Airport to Brussels Bruxelles-National Airport.

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

    The required travel and health documents for your Brussels Bruxelles-National Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Brussels Bruxelles-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Belfast Intl Airport to Brussels Bruxelles-National Airport

  • How do I get Price Alerts for flights from Belfast Intl Airport to Brussels Bruxelles-National Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Belfast Intl Airport from Brussels Bruxelles-National Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Belfast Intl Airport to Brussels Bruxelles-National Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Travelling to a place near Brussels?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Brussels from Belfast.

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

Flights from Belfast to Brussels with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Belfast to Brussels?

momondo provides multiple filters to help you find the best flight to Brussels from Belfast. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Belfast 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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