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Cheap flights from Belfast to Brussels from £39

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 to Brussels departing on 4/7. 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 to Brussels

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:40 - 22:55
BFS
-
CRL
6h 15m
1 stop
Multiple Airlines Logo
14:20 - 22:20
CRL
-
BFS
9h 00m
1 stop
£76Multiple Airlines
Wed, 8 Jul - Thu, 9 Jul
Multiple Airlines Logo
07:30 - 15:30
BFS
-
CRL
7h 00m
1 stop
Multiple Airlines Logo
08:35 - 15:20
CRL
-
BFS
7h 45m
1 stop
£77Multiple Airlines
Wed, 8 Jul - Thu, 9 Jul
Multiple Airlines Logo
07:30 - 15:30
BFS
-
CRL
7h 00m
1 stop
Multiple Airlines Logo
19:45 - 07:05
CRL
-
BFS
12h 20m
1 stop
£81Multiple Airlines
Wed, 8 Jul - Tue, 14 Jul
Multiple Airlines Logo
12:45 - 22:15
BFS
-
CRL
8h 30m
1 stop
Multiple Airlines Logo
08:00 - 15:15
CRL
-
BFS
8h 15m
1 stop
£81Multiple Airlines
Thu, 30 Jul - Wed, 5 Aug
KLM Logo
17:30 - 07:35
BHD
-
BRU
13h 05m
1 stop
KLM Logo
15:10 - 09:20
BRU
-
BHD
19h 10m
1 stop
£187KLM
Tue, 11 Aug - Sun, 16 Aug
KLM Logo
17:30 - 09:40
BHD
-
BRU
15h 10m
1 stop
KLM Logo
06:20 - 09:20
BRU
-
BHD
4h 00m
1 stop
£194KLM
Thu, 30 Jul - Wed, 5 Aug
KLM Logo
17:30 - 09:40
BHD
-
BRU
15h 10m
1 stop
KLM Logo
06:20 - 09:20
BRU
-
BHD
4h 00m
1 stop
£195KLM
Thu, 30 Jul - Wed, 5 Aug
British Airways Logo
20:35 - 09:55
BHD
-
BRU
12h 20m
1 stop
British Airways Logo
15:15 - 19:25
BRU
-
BHD
5h 10m
1 stop
£198British Airways
Wed, 12 Aug - Tue, 18 Aug
British Airways Logo
20:25 - 09:55
BHD
-
BRU
12h 30m
1 stop
British Airways Logo
15:15 - 18:45
BRU
-
BHD
4h 30m
1 stop
£201British Airways
Tue, 11 Aug - Tue, 18 Aug
British Airways Logo
19:35 - 10:05
BHD
-
BRU
13h 30m
1 stop
British Airways Logo
19:55 - 09:00
BRU
-
BHD
14h 05m
1 stop
£210British Airways
Mon, 24 Aug - Tue, 25 Aug

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KLM flights from Belfast to Brussels

Our best KLM deals on Belfast to Brussels flight tickets
KLM
11 Aug
BHD17:30Belfast City
13h 05m
1 stop
BRU07:35Brussels Bruxelles-National
16 Aug
BRU15:10Brussels Bruxelles-National
19h 10m
1 stop
BHD09:20Belfast City
£187
KLM
30 Jul
BHD17:30Belfast City
15h 10m
1 stop
BRU09:40Brussels Bruxelles-National
5 Aug
BRU06:20Brussels Bruxelles-National
4h 00m
1 stop
BHD09:20Belfast City
£194
KLM
30 Jul
BHD17:30Belfast City
15h 10m
1 stop
BRU09:40Brussels Bruxelles-National
5 Aug
BRU06:20Brussels Bruxelles-National
4h 00m
1 stop
BHD09:20Belfast City
£195

British Airways flights from Belfast to Brussels

Our best British Airways deals on Belfast to Brussels flight tickets
British Airways
12 Aug
BHD20:35Belfast City
12h 20m
1 stop
BRU09:55Brussels Bruxelles-National
18 Aug
BRU15:15Brussels Bruxelles-National
5h 10m
1 stop
BHD19:25Belfast City
£198
British Airways
11 Aug
BHD20:25Belfast City
12h 30m
1 stop
BRU09:55Brussels Bruxelles-National
18 Aug
BRU15:15Brussels Bruxelles-National
4h 30m
1 stop
BHD18:45Belfast City
£201
British Airways
24 Aug
BHD19:35Belfast City
13h 30m
1 stop
BRU10:05Brussels Bruxelles-National
25 Aug
BRU19:55Brussels Bruxelles-National
14h 05m
1 stop
BHD09:00Belfast City
£210

momondo Fare Finder

 
Customise your flight search to find flights from Belfast 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 19 June 2026.
Use the filters below to find and compare flights from Belfast to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Wed 8/7

15:40-22:55

1 stop6h 15m

Charleroi Brussels

Thu 9/7

14:20-22:20

1 stop9h 00m

£76
Fastest return journey

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Wed 8/7

07:30-15:30

1 stop7h 00m

Charleroi Brussels

Thu 9/7

08:35-15:20

1 stop7h 45m

£77

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Wed 8/7

07:30-15:30

1 stop7h 00m

Charleroi Brussels

Tue 14/7

19:45-07:05

1 stop12h 20m

£81

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 30/7

12:45-22:15

1 stop8h 30m

Charleroi Brussels

Wed 5/8

08:00-15:15

1 stop8h 15m

£81

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Tue 11/8

17:30-07:35

1 stop13h 05m

Brussels Bruxelles-National

Sun 16/8

15:10-09:20

1 stop19h 10m

£187

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Thu 30/7

17:30-09:40

1 stop15h 10m

Brussels Bruxelles-National

Wed 5/8

06:20-09:20

1 stop4h 00m

£194

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Thu 30/7

17:30-09:40

1 stop15h 10m

Brussels Bruxelles-National

Wed 5/8

06:20-09:20

1 stop4h 00m

£195

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Wed 12/8

20:35-09:55

1 stop12h 20m

Brussels Bruxelles-National

Tue 18/8

15:15-19:25

1 stop5h 10m

£198

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Tue 11/8

20:25-09:55

1 stop12h 30m

Brussels Bruxelles-National

Tue 18/8

15:15-18:45

1 stop4h 30m

£201

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Mon 24/8

19:35-10:05

1 stop13h 30m

Brussels Bruxelles-National

Tue 25/8

19:55-09:00

1 stop14h 05m

£210

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Brussels from

How to get the cheapest flight ticket from Belfast to Brussels

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 airline that flies from Belfast to Brussels?

KLM and British Airways are the most popular carriers operating from Belfast to Brussels

Cheap Belfast to Brussels flight deals and tips

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

Fastest flight time

3h 30m

Direct flights

None
The fastest flight from Belfast to Brussels takes 3h 30m
There are no direct flights from Belfast to Brussels. There are no popular flight routes from Belfast to Brussels.
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Frequently asked questions about flying from Belfast to Brussels

  • How far is Belfast to Brussels by plane?

    Brussels is 501.0 mi away from Belfast. 3h 30m is a normal flight duration for this route.

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

    Prices for flights from Belfast to Brussels refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast to Brussels.

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

    The necessary travel and health documents for your Brussels trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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?

momondo does allow users to show only those flights to Brussels from Belfast which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Belfast and Brussels by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Brussels, momondo offers a useful price alert feature which will track prices for flights to Brussels from Belfast and alert you when they change.

An easier way to manage your Brussels trip

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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