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Cheap flights from Belfast to Belgium from £45

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 5/8. 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 to Belgium

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
07:35 - 12:50
BFS
-
CRL
4h 15m
1 stop
Multiple Airlines Logo
19:45 - 07:05
CRL
-
BFS
12h 20m
1 stop
£81Multiple Airlines
Tue, 23 Jun - Tue, 23 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
£84Multiple Airlines
Thu, 30 Jul - Thu, 6 Aug
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
£85Multiple Airlines
Thu, 30 Jul - Thu, 6 Aug
Multiple Airlines Logo
22:45 - 08:20
BFS
-
CRL
8h 35m
1 stop
Multiple Airlines Logo
08:35 - 15:20
CRL
-
BFS
7h 45m
1 stop
£86Multiple Airlines
Thu, 2 Jul - Thu, 9 Jul
Multiple Airlines Logo
23:30 - 08:45
BFS
-
CRL
8h 15m
1 stop
Multiple Airlines Logo
16:20 - 19:15
CRL
-
BFS
3h 55m
1 stop
£89Multiple Airlines
Tue, 23 Jun - Thu, 25 Jun
Multiple Airlines Logo
08:40 - 22:55
BFS
-
CRL
13h 15m
1 stop
Multiple Airlines Logo
08:00 - 15:15
CRL
-
BFS
8h 15m
1 stop
£92Multiple Airlines
Mon, 13 Jul - Wed, 15 Jul
Multiple Airlines Logo
07:30 - 22:55
BFS
-
CRL
14h 25m
1 stop
Multiple Airlines Logo
08:00 - 15:15
CRL
-
BFS
8h 15m
1 stop
£95Multiple Airlines
Wed, 22 Jul - Wed, 19 Aug
Multiple Airlines Logo
07:35 - 12:50
BFS
-
CRL
4h 15m
1 stop
Multiple Airlines Logo
16:00 - 09:20
CRL
-
BFS
18h 20m
2 stops
£98Multiple Airlines
Tue, 23 Jun - Tue, 23 Jun
British Airways Logo
06:30 - 14:20
BHD
-
BRU
6h 50m
1 stop
British Airways Logo
10:55 - 17:30
BRU
-
BHD
7h 35m
1 stop
£176British Airways
Sun, 21 Jun - Tue, 30 Jun
British Airways Logo
06:30 - 16:10
BHD
-
BRU
8h 40m
1 stop
British Airways Logo
15:15 - 20:35
BRU
-
BHD
6h 20m
1 stop
£179British Airways
Fri, 19 Jun - Tue, 30 Jun

KLM flights from Belfast to Belgium

Our best KLM deals on Belfast to Belgium flight tickets
KLM
30 Jul
BHD17:30Belfast City
13h 05m
1 stop
BRU07:35Brussels Bruxelles-National
6 Aug
BRU06:20Brussels Bruxelles-National
4h 00m
1 stop
BHD09:20Belfast City
£194
KLM
3 Jul
BHD17:30Belfast City
15h 10m
1 stop
BRU09:40Brussels Bruxelles-National
10 Jul
BRU06:20Brussels Bruxelles-National
4h 00m
1 stop
BHD09:20Belfast City
£213
KLM
9 Jun
BHD17:30Belfast City
13h 05m
1 stop
BRU07:35Brussels Bruxelles-National
14 Jun
BRU15:10Brussels Bruxelles-National
19h 10m
1 stop
BHD09:20Belfast City
£251

British Airways flights from Belfast to Belgium

Our best British Airways deals on Belfast to Belgium flight tickets
British Airways
21 Jun
BHD06:30Belfast City
6h 50m
1 stop
BRU14:20Brussels Bruxelles-National
30 Jun
BRU10:55Brussels Bruxelles-National
7h 35m
1 stop
BHD17:30Belfast City
£176
British Airways
19 Jun
BHD06:30Belfast City
8h 40m
1 stop
BRU16:10Brussels Bruxelles-National
30 Jun
BRU15:15Brussels Bruxelles-National
6h 20m
1 stop
BHD20:35Belfast City
£179
British Airways
19 Jun
BHD06:30Belfast City
8h 40m
1 stop
BRU16:10Brussels Bruxelles-National
26 Jun
BRU17:00Brussels Bruxelles-National
4h 35m
1 stop
BHD20:35Belfast City
£180

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 5 June 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 23/6

07:35-12:50

1 stop4h 15m

Charleroi Brussels

Tue 23/6

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

Thu 6/8

19:00-22:20

1 stop4h 20m

£84

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 30/7

12:45-22:15

1 stop8h 30m

Charleroi Brussels

Thu 6/8

19:00-22:20

1 stop4h 20m

£85

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 2/7

22:45-08:20

1 stop8h 35m

Charleroi Brussels

Thu 9/7

08:35-15:20

1 stop7h 45m

£86
Fastest return journey

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Tue 23/6

23:30-08:45

1 stop8h 15m

Charleroi Brussels

Thu 25/6

16:20-19:15

1 stop3h 55m

£89

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Mon 13/7

08:40-22:55

1 stop13h 15m

Charleroi Brussels

Wed 15/7

08:00-15:15

1 stop8h 15m

£92

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Wed 22/7

07:30-22:55

1 stop14h 25m

Charleroi Brussels

Wed 19/8

08:00-15:15

1 stop8h 15m

£95

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Tue 23/6

07:35-12:50

1 stop4h 15m

Charleroi Brussels

Tue 23/6

16:00-09:20

2 stops18h 20m

£98

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Sun 21/6

06:30-14:20

1 stop6h 50m

Brussels Bruxelles-National

Tue 30/6

10:55-17:30

1 stop7h 35m

£176

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Fri 19/6

06:30-16:10

1 stop8h 40m

Brussels Bruxelles-National

Tue 30/6

15:15-20:35

1 stop6h 20m

£179

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?

British Airways and KLM are the most popular carriers 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

3h 55m

Direct flights

None
The fastest flight from Belfast to Belgium takes 3h 55m
There are no direct flights from Belfast to Belgium. There are no popular flight routes from Belfast to Belgium.
Search flight deals

Frequently asked questions about flying from Belfast to Belgium

  • 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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