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Cheap flights from Belfast to Belgium from £40

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 Belgium departing on 16/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Belfast to Belgium

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
07:35 - 22:55
BFS
-
CRL
14h 20m
1 stop
Multiple Airlines Logo
08:35 - 15:20
CRL
-
BFS
7h 45m
1 stop
£79Multiple Airlines
Tue, 19 May - Thu, 21 May
Multiple Airlines Logo
15:40 - 22:55
BFS
-
CRL
6h 15m
1 stop
Multiple Airlines Logo
08:00 - 15:15
CRL
-
BFS
8h 15m
1 stop
£81Multiple Airlines
Wed, 6 May - Wed, 13 May
Multiple Airlines Logo
21:55 - 08:40
BFS
-
CRL
9h 45m
1 stop
Multiple Airlines Logo
09:40 - 21:30
CRL
-
BFS
12h 50m
1 stop
£95Multiple Airlines
Mon, 20 Apr - Mon, 27 Apr
Multiple Airlines Logo
07:35 - 22:55
BFS
-
CRL
14h 20m
1 stop
Multiple Airlines Logo
19:45 - 07:05
CRL
-
BFS
12h 20m
1 stop
£96Multiple Airlines
Tue, 5 May - Tue, 12 May
Multiple Airlines Logo
08:30 - 18:00
BFS
-
CRL
8h 30m
2 stops
Multiple Airlines Logo
08:00 - 15:15
CRL
-
BFS
8h 15m
1 stop
£97Multiple Airlines
Wed, 6 May - Wed, 13 May
Multiple Airlines Logo
21:55 - 08:40
BFS
-
CRL
9h 45m
1 stop
Multiple Airlines Logo
22:00 - 16:15
CRL
-
BFS
19h 15m
2 stops
£102Multiple Airlines
Mon, 20 Apr - Mon, 27 Apr
KLM Logo
17:30 - 09:40
BHD
-
BRU
15h 10m
1 stop
KLM Logo
15:10 - 09:20
BRU
-
BHD
19h 10m
1 stop
£186KLM
Mon, 20 Apr - Mon, 27 Apr
KLM Logo
17:30 - 07:35
BHD
-
BRU
13h 05m
1 stop
KLM Logo
06:20 - 09:20
BRU
-
BHD
4h 00m
1 stop
£187KLM
Fri, 10 Apr - Thu, 16 Apr
KLM Logo
09:50 - 22:15
BHD
-
BRU
11h 25m
1 stop
KLM Logo
06:20 - 09:20
BRU
-
BHD
4h 00m
1 stop
£219KLM
Mon, 4 May - Mon, 11 May
British Airways Logo
18:20 - 15:15
BHD
-
BRU
19h 55m
1 stop
British Airways Logo
21:15 - 08:50
BRU
-
BHD
12h 35m
1 stop
£257British Airways
Tue, 21 Apr - Wed, 22 Apr

KLM flights from Belfast to Belgium

Our best KLM deals on Belfast to Belgium flight tickets
KLM
20 Apr
BHD17:30Belfast City
15h 10m
1 stop
BRU09:40Brussels Bruxelles-National
27 Apr
BRU15:10Brussels Bruxelles-National
19h 10m
1 stop
BHD09:20Belfast City
£186
KLM
10 Apr
BHD17:30Belfast City
13h 05m
1 stop
BRU07:35Brussels Bruxelles-National
16 Apr
BRU06:20Brussels Bruxelles-National
4h 00m
1 stop
BHD09:20Belfast City
£187
KLM
4 May
BHD09:50Belfast City
11h 25m
1 stop
BRU22:15Brussels Bruxelles-National
11 May
BRU06:20Brussels Bruxelles-National
4h 00m
1 stop
BHD09:20Belfast City
£219

British Airways flights from Belfast to Belgium

Our best British Airways deals on Belfast to Belgium flight tickets
British Airways
21 Apr
BHD18:20Belfast City
19h 55m
1 stop
BRU15:15Brussels Bruxelles-National
22 Apr
BRU21:15Brussels Bruxelles-National
12h 35m
1 stop
BHD08:50Belfast City
£257
British Airways
8 Jun
BHD18:30Belfast City
14h 35m
1 stop
BRU10:05Brussels Bruxelles-National
9 Jun
BRU19:55Brussels Bruxelles-National
14h 05m
1 stop
BHD09:00Belfast City
£257
British Airways
15 Jul
BHD06:30Belfast City
7h 45m
1 stop
BRU15:15Brussels Bruxelles-National
15 Jul
BRU21:15Brussels Bruxelles-National
15h 45m
1 stop
BHD12:00Belfast City
£276

momondo Fare Finder

 
Customise your flight search to find flights from Belfast to Belgium 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 25 March 2026.
Use the filters below to find and compare flights from Belfast to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Tue 19/5

07:35-22:55

1 stop14h 20m

Charleroi Brussels

Thu 21/5

08:35-15:20

1 stop7h 45m

£79
Fastest return journey

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Wed 6/5

15:40-22:55

1 stop6h 15m

Charleroi Brussels

Wed 13/5

08:00-15:15

1 stop8h 15m

£81

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Mon 20/4

21:55-08:40

1 stop9h 45m

Charleroi Brussels

Mon 27/4

09:40-21:30

1 stop12h 50m

£95

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Tue 5/5

07:35-22:55

1 stop14h 20m

Charleroi Brussels

Tue 12/5

19:45-07:05

1 stop12h 20m

£96

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Wed 6/5

08:30-18:00

2 stops8h 30m

Charleroi Brussels

Wed 13/5

08:00-15:15

1 stop8h 15m

£97

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Mon 20/4

21:55-08:40

1 stop9h 45m

Charleroi Brussels

Mon 27/4

22:00-16:15

2 stops19h 15m

£102

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Mon 20/4

17:30-09:40

1 stop15h 10m

Brussels Bruxelles-National

Mon 27/4

15:10-09:20

1 stop19h 10m

£186

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Fri 10/4

17:30-07:35

1 stop13h 05m

Brussels Bruxelles-National

Thu 16/4

06:20-09:20

1 stop4h 00m

£187

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Mon 4/5

09:50-22:15

1 stop11h 25m

Brussels Bruxelles-National

Mon 11/5

06:20-09:20

1 stop4h 00m

£219

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Tue 21/4

18:20-15:15

1 stop19h 55m

Brussels Bruxelles-National

Wed 22/4

21:15-08:50

1 stop12h 35m

£257

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 Belgium from

How to get the cheapest flight ticket from Belfast to Belgium

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 Belgium?

KLM is the most popular carrier operating from Belfast to Belgium

Cheap Belfast to Belgium flight deals and tips

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

Fastest flight time

4h 10m

Direct flights

None
The fastest flight from Belfast to Belgium takes 4h 10m
There are no direct flights from Belfast to Belgium. There are no popular flight routes from Belfast to Belgium.
Search flight deals

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

    Prices for flights from Belfast to Belgium refresh daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Belfast to Belgium.

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

    The necessary travel and health documents for your Belgium 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 Belgium?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Belfast to Belgium. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Belgium 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 Belgium?

momondo provides multiple filters to help you find the best flight to Belgium 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 Belgium right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Belfast to Belgium flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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