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Cheap flights from Belfast to Belgium from £49

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 14/9. 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
22:45 - 08:20
BFS
-
CRL
8h 35m
1 stop
Multiple Airlines Logo
09:10 - 19:50
CRL
-
BFS
11h 40m
1 stop
£82Multiple Airlines
Thu, 3 Sep - Wed, 9 Sep
Multiple Airlines Logo
22:45 - 08:20
BFS
-
CRL
8h 35m
1 stop
Multiple Airlines Logo
09:10 - 19:50
CRL
-
BFS
11h 40m
1 stop
£86Multiple Airlines
Thu, 3 Sep - Wed, 9 Sep
Multiple Airlines Logo
22:45 - 08:20
BFS
-
CRL
8h 35m
1 stop
Multiple Airlines Logo
12:15 - 15:15
CRL
-
BFS
4h 00m
1 stop
£87Multiple Airlines
Thu, 3 Sep - Wed, 9 Sep
Multiple Airlines Logo
07:35 - 12:50
BFS
-
CRL
4h 15m
1 stop
Multiple Airlines Logo
16:00 - 19:30
CRL
-
BFS
4h 30m
1 stop
£89Multiple Airlines
Tue, 29 Sep - Fri, 2 Oct
Multiple Airlines Logo
21:55 - 08:40
BFS
-
CRL
9h 45m
1 stop
Multiple Airlines Logo
08:35 - 15:20
CRL
-
BFS
7h 45m
1 stop
£100Multiple Airlines
Mon, 27 Jul - Thu, 30 Jul
Multiple Airlines Logo
20:40 - 19:55
BFS
-
CRL
22h 15m
2 stops
Multiple Airlines Logo
12:15 - 15:15
CRL
-
BFS
4h 00m
1 stop
£100Multiple Airlines
Thu, 3 Sep - Wed, 9 Sep
British Airways Logo
16:35 - 09:55
BHD
-
BRU
16h 20m
1 stop
British Airways Logo
16:00 - 20:35
BRU
-
BHD
5h 35m
1 stop
£187British Airways
Thu, 3 Sep - Wed, 9 Sep
British Airways Logo
16:35 - 09:55
BHD
-
BRU
16h 20m
1 stop
British Airways Logo
16:00 - 20:35
BRU
-
BHD
5h 35m
1 stop
£189British Airways
Thu, 3 Sep - Wed, 9 Sep
British Airways Logo
14:20 - 09:55
BHD
-
BRU
18h 35m
1 stop
British Airways Logo
16:00 - 20:35
BRU
-
BHD
5h 35m
1 stop
£190British Airways
Thu, 3 Sep - Wed, 9 Sep
KLM Logo
09:40 - 22:20
BHD
-
BRU
11h 40m
1 stop
KLM Logo
06:10 - 09:10
BRU
-
BHD
4h 00m
1 stop
£191KLM
Fri, 4 Dec - Sun, 6 Dec

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British Airways flights from Belfast to Belgium

Our best British Airways deals on Belfast to Belgium flight tickets
British Airways
3 Sept
BHD16:35Belfast City
16h 20m
1 stop
BRU09:55Brussels Bruxelles-National
9 Sept
BRU16:00Brussels Bruxelles-National
5h 35m
1 stop
BHD20:35Belfast City
£187
British Airways
3 Sept
BHD16:35Belfast City
16h 20m
1 stop
BRU09:55Brussels Bruxelles-National
9 Sept
BRU16:00Brussels Bruxelles-National
5h 35m
1 stop
BHD20:35Belfast City
£189
British Airways
3 Sept
BHD14:20Belfast City
18h 35m
1 stop
BRU09:55Brussels Bruxelles-National
9 Sept
BRU16:00Brussels Bruxelles-National
5h 35m
1 stop
BHD20:35Belfast City
£190

KLM flights from Belfast to Belgium

Our best KLM deals on Belfast to Belgium flight tickets
KLM
4 Dec
BHD09:40Belfast City
11h 40m
1 stop
BRU22:20Brussels Bruxelles-National
6 Dec
BRU06:10Brussels Bruxelles-National
4h 00m
1 stop
BHD09:10Belfast City
£191
KLM
27 Jul
BHD17:30Belfast City
3h 45m
1 stop
BRU22:15Brussels Bruxelles-National
30 Jul
BRU06:20Brussels Bruxelles-National
4h 00m
1 stop
BHD09:20Belfast City
£268
KLM
18 Jul
BHD17:30Belfast City
13h 05m
1 stop
BRU07:35Brussels Bruxelles-National
21 Jul
BRU06:20Brussels Bruxelles-National
11h 35m
1 stop
BHD16:55Belfast City
£396

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 18 July 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

Thu 3/9

22:45-08:20

1 stop8h 35m

Charleroi Brussels

Wed 9/9

09:10-19:50

1 stop11h 40m

£82

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 3/9

22:45-08:20

1 stop8h 35m

Charleroi Brussels

Wed 9/9

09:10-19:50

1 stop11h 40m

£86

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 3/9

22:45-08:20

1 stop8h 35m

Charleroi Brussels

Wed 9/9

12:15-15:15

1 stop4h 00m

£87
Fastest return journey

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Tue 29/9

07:35-12:50

1 stop4h 15m

Charleroi Brussels

Fri 2/10

16:00-19:30

1 stop4h 30m

£89

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Mon 27/7

21:55-08:40

1 stop9h 45m

Charleroi Brussels

Thu 30/7

08:35-15:20

1 stop7h 45m

£100

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 3/9

20:40-19:55

2 stops22h 15m

Charleroi Brussels

Wed 9/9

12:15-15:15

1 stop4h 00m

£100

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Thu 3/9

16:35-09:55

1 stop16h 20m

Brussels Bruxelles-National

Wed 9/9

16:00-20:35

1 stop5h 35m

£187

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Thu 3/9

16:35-09:55

1 stop16h 20m

Brussels Bruxelles-National

Wed 9/9

16:00-20:35

1 stop5h 35m

£189

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Thu 3/9

14:20-09:55

1 stop18h 35m

Brussels Bruxelles-National

Wed 9/9

16:00-20:35

1 stop5h 35m

£190

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Fri 4/12

09:40-22:20

1 stop11h 40m

Brussels Bruxelles-National

Sun 6/12

06:10-09:10

1 stop4h 00m

£191

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 45m

Direct flights

None
The fastest flight from Belfast to Belgium takes 3h 45m
There are no direct flights from Belfast to Belgium. There are no popular flight routes from Belfast to Belgium.
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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.

Frequently asked questions about flying from Belfast to Belgium

  • How do I get Price Alerts for flights from Belfast to Belgium?

    Price Alerts will notify you by email when the price for flights to Belgium from Belfast decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Belfast to Belgium with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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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