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Cheap flights from Belfast to Brussels from £46

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 19/5. 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 to Brussels

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:55 - 08:40
BFS
-
CRL
9h 45m
1 stop
Multiple Airlines Logo
17:15 - 09:20
CRL
-
BFS
17h 05m
1 stop
£79Multiple Airlines
Mon, 8 Jun - Tue, 9 Jun
Multiple Airlines Logo
22:45 - 08:20
BFS
-
CRL
8h 35m
1 stop
Multiple Airlines Logo
19:00 - 22:20
CRL
-
BFS
4h 20m
1 stop
£80Multiple Airlines
Thu, 4 Jun - Thu, 11 Jun
Multiple Airlines Logo
12:45 - 22:15
BFS
-
CRL
8h 30m
1 stop
Multiple Airlines Logo
19:00 - 22:20
CRL
-
BFS
4h 20m
1 stop
£81Multiple Airlines
Thu, 4 Jun - Thu, 11 Jun
Multiple Airlines Logo
21:40 - 08:10
BFS
-
CRL
9h 30m
1 stop
Multiple Airlines Logo
12:15 - 21:15
CRL
-
BFS
10h 00m
1 stop
£81Multiple Airlines
Sat, 6 Jun - Sat, 13 Jun
British Airways Logo
16:25 - 09:55
BHD
-
BRU
16h 30m
1 stop
British Airways Logo
15:15 - 19:25
BRU
-
BHD
5h 10m
1 stop
£190British Airways
Fri, 4 Sep - Tue, 8 Sep
KLM Logo
17:30 - 22:15
BHD
-
BRU
3h 45m
1 stop
KLM Logo
06:20 - 16:55
BRU
-
BHD
11h 35m
1 stop
£192KLM
Sat, 5 Sep - Tue, 8 Sep
KLM Logo
17:30 - 07:35
BHD
-
BRU
13h 05m
1 stop
KLM Logo
06:20 - 09:20
BRU
-
BHD
4h 00m
1 stop
£193KLM
Sat, 5 Sep - Mon, 7 Sep
British Airways Logo
09:35 - 16:10
BHD
-
BRU
5h 35m
1 stop
British Airways Logo
15:05 - 08:50
BRU
-
BHD
18h 45m
1 stop
£198British Airways
Fri, 4 Sep - Mon, 7 Sep
KLM Logo
17:30 - 09:40
BHD
-
BRU
15h 10m
1 stop
KLM Logo
15:10 - 09:20
BRU
-
BHD
19h 10m
1 stop
£202KLM
Thu, 4 Jun - Thu, 11 Jun
British Airways Logo
19:30 - 09:55
BHD
-
BRU
13h 25m
1 stop
British Airways Logo
21:15 - 19:25
BRU
-
BHD
23h 10m
1 stop
£203British Airways
Thu, 4 Jun - Thu, 11 Jun

KLM flights from Belfast to Brussels

Our best KLM deals on Belfast to Brussels flight tickets
KLM
5 Sept
BHD17:30Belfast City
3h 45m
1 stop
BRU22:15Brussels Bruxelles-National
8 Sept
BRU06:20Brussels Bruxelles-National
11h 35m
1 stop
BHD16:55Belfast City
£192
KLM
5 Sept
BHD17:30Belfast City
13h 05m
1 stop
BRU07:35Brussels Bruxelles-National
7 Sept
BRU06:20Brussels Bruxelles-National
4h 00m
1 stop
BHD09:20Belfast City
£193
KLM
4 Jun
BHD09:50Belfast City
11h 25m
1 stop
BRU22:15Brussels Bruxelles-National
11 Jun
BRU15:10Brussels Bruxelles-National
19h 10m
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 May
BHD09:40Belfast City
8h 30m
1 stop
BRU19:10Brussels Bruxelles-National
13 May
BRU16:05Brussels Bruxelles-National
4h 35m
1 stop
BHD19:40Belfast City
£180
British Airways
4 Sept
BHD16:25Belfast City
16h 30m
1 stop
BRU09:55Brussels Bruxelles-National
8 Sept
BRU15:15Brussels Bruxelles-National
5h 10m
1 stop
BHD19:25Belfast City
£190
British Airways
4 Sept
BHD09:35Belfast City
5h 35m
1 stop
BRU16:10Brussels Bruxelles-National
7 Sept
BRU15:05Brussels Bruxelles-National
18h 45m
1 stop
BHD08:50Belfast City
£198

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 10 May 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

Mon 8/6

21:55-08:40

1 stop9h 45m

Charleroi Brussels

Tue 9/6

17:15-09:20

1 stop17h 05m

£79

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 4/6

22:45-08:20

1 stop8h 35m

Charleroi Brussels

Thu 11/6

19:00-22:20

1 stop4h 20m

£80
Fastest return journey

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 4/6

12:45-22:15

1 stop8h 30m

Charleroi Brussels

Thu 11/6

19:00-22:20

1 stop4h 20m

£81

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Sat 6/6

21:40-08:10

1 stop9h 30m

Charleroi Brussels

Sat 13/6

12:15-21:15

1 stop10h 00m

£81

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Fri 4/9

16:25-09:55

1 stop16h 30m

Brussels Bruxelles-National

Tue 8/9

15:15-19:25

1 stop5h 10m

£190

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Sat 5/9

17:30-22:15

1 stop3h 45m

Brussels Bruxelles-National

Tue 8/9

06:20-16:55

1 stop11h 35m

£192

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Sat 5/9

17:30-07:35

1 stop13h 05m

Brussels Bruxelles-National

Mon 7/9

06:20-09:20

1 stop4h 00m

£193

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Fri 4/9

09:35-16:10

1 stop5h 35m

Brussels Bruxelles-National

Mon 7/9

15:05-08:50

1 stop18h 45m

£198

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Thu 4/6

17:30-09:40

1 stop15h 10m

Brussels Bruxelles-National

Thu 11/6

15:10-09:20

1 stop19h 10m

£202

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Thu 4/6

19:30-09:55

1 stop13h 25m

Brussels Bruxelles-National

Thu 11/6

21:15-19:25

1 stop23h 10m

£203

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?

British Airways and KLM 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 35m

Direct flights

None
The fastest flight from Belfast to Brussels takes 3h 35m
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 35m 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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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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