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Cheap flights from Belfast Intl Airport to Brussels from £109

This is the cheapest return 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 23/4. 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 Belfast Intl Airport to Brussels

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:45 - 22:15
BFS
-
CRL
8h 30m
1 stop
Multiple Airlines Logo
19:40 - 10:00
CRL
-
BFS
15h 20m
1 stop
£109Multiple Airlines
Thu, 23 Apr - Mon, 27 Apr
Multiple Airlines Logo
07:20 - 22:35
BFS
-
CRL
14h 15m
1 stop
Multiple Airlines Logo
17:00 - 20:25
CRL
-
BFS
4h 25m
1 stop
£113Multiple Airlines
Sat, 28 Feb - Fri, 6 Mar
Multiple Airlines Logo
17:05 - 23:00
BFS
-
CRL
4h 55m
1 stop
Multiple Airlines Logo
11:05 - 19:30
CRL
-
BFS
9h 25m
1 stop
£116Multiple Airlines
Fri, 1 May - Fri, 8 May
Multiple Airlines Logo
05:45 - 17:50
BFS
-
BRU
11h 05m
2 stops
Multiple Airlines Logo
08:25 - 16:20
BRU
-
BFS
8h 55m
1 stop
£119Multiple Airlines
Tue, 24 Mar - Tue, 31 Mar
Multiple Airlines Logo
12:45 - 22:15
BFS
-
CRL
8h 30m
1 stop
Multiple Airlines Logo
18:25 - 08:15
CRL
-
BFS
14h 50m
1 stop
£122Multiple Airlines
Thu, 23 Apr - Sun, 26 Apr
Multiple Airlines Logo
08:50 - 19:55
BFS
-
CRL
10h 05m
2 stops
Multiple Airlines Logo
17:00 - 20:25
CRL
-
BFS
4h 25m
1 stop
£125Multiple Airlines
Sat, 28 Feb - Fri, 6 Mar
Multiple Airlines Logo
09:15 - 21:10
BFS
-
CRL
10h 55m
2 stops
Multiple Airlines Logo
09:40 - 21:30
CRL
-
BFS
12h 50m
1 stop
£127Multiple Airlines
Thu, 23 Apr - Mon, 27 Apr
Multiple Airlines Logo
12:35 - 07:30
BFS
-
CRL
17h 55m
2 stops
Multiple Airlines Logo
11:05 - 19:30
CRL
-
BFS
9h 25m
1 stop
£130Multiple Airlines
Fri, 1 May - Fri, 8 May
Multiple Airlines Logo
05:45 - 17:50
BFS
-
BRU
11h 05m
2 stops
Multiple Airlines Logo
10:00 - 23:20
BRU
-
BFS
14h 20m
2 stops
£136Multiple Airlines
Tue, 24 Mar - Tue, 31 Mar
Multiple Airlines Logo
15:45 - 08:25
BFS
-
BRU
15h 40m
2 stops
Multiple Airlines Logo
11:00 - 22:00
BRU
-
BFS
12h 00m
2 stops
£147Multiple Airlines
Wed, 25 Mar - Sat, 28 Mar

momondo Fare Finder

 
Customise your flight search to find flights from Belfast Intl Airport to Brussels 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 6 February 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 23/4

12:45-22:15

1 stop8h 30m

Charleroi Brussels

Mon 27/4

19:40-10:00

1 stop15h 20m

£109

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Sat 28/2

07:20-22:35

1 stop14h 15m

Charleroi Brussels

Fri 6/3

17:00-20:25

1 stop4h 25m

£113

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Fri 1/5

17:05-23:00

1 stop4h 55m

Charleroi Brussels

Fri 8/5

11:05-19:30

1 stop9h 25m

£116

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Tue 24/3

05:45-17:50

2 stops11h 05m

Brussels Bruxelles-National

Tue 31/3

08:25-16:20

1 stop8h 55m

£119

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 23/4

12:45-22:15

1 stop8h 30m

Charleroi Brussels

Sun 26/4

18:25-08:15

1 stop14h 50m

£122

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Sat 28/2

08:50-19:55

2 stops10h 05m

Charleroi Brussels

Fri 6/3

17:00-20:25

1 stop4h 25m

£125

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 23/4

09:15-21:10

2 stops10h 55m

Charleroi Brussels

Mon 27/4

09:40-21:30

1 stop12h 50m

£127

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Fri 1/5

12:35-07:30

2 stops17h 55m

Charleroi Brussels

Fri 8/5

11:05-19:30

1 stop9h 25m

£130

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Tue 24/3

05:45-17:50

2 stops11h 05m

Brussels Bruxelles-National

Tue 31/3

10:00-23:20

2 stops14h 20m

£136

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Wed 25/3

15:45-08:25

2 stops15h 40m

Brussels Bruxelles-National

Sat 28/3

11:00-22:00

2 stops12h 00m

£147

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap Belfast Intl Airport to Brussels flight deals and tips

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

Fastest flight time

4h 40m

Direct flights

None
The fastest flight from Belfast Intl Airport to Brussels takes 4h 40m
There are no direct flights from Belfast Intl Airport to Brussels. There are no popular flight routes from Belfast Intl Airport to Brussels.
Search flight deals

  • How far is Belfast Intl to Brussels by plane?

    Brussels is 513.0 mi away from Belfast Intl. By plane, this route typically takes 4h 40m.

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

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

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

    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.

  • What documentation or ID do you need to fly to Brussels?

    The required travel and health documents for your Brussels 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Belfast Intl Airport from Brussels. 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 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.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Belfast to Brussels . Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Brussels from Belfast.

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

Yes momondo offers price alerts on flights to Brussels from Belfast. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 27.4 mi from Brussels
Brussels Bruxelles-National Airport
Charleroi Brussels Airport