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Cheap flights from Belfast Intl Airport to Belgium from £47

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 Intl Airport to Belgium departing on 8/6. 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
0 bags
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Find the cheapest flights from Belfast Intl Airport to Belgium

Cheap return flights

Enter your travel dates to find the best prices.
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
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
£82Multiple Airlines
Sat, 6 Jun - Sat, 13 Jun
Multiple Airlines Logo
17:05 - 22:55
BFS
-
CRL
4h 50m
1 stop
Multiple Airlines Logo
09:40 - 21:30
CRL
-
BFS
12h 50m
1 stop
£89Multiple Airlines
Fri, 24 Jul - Mon, 27 Jul
Multiple Airlines Logo
17:05 - 22:55
BFS
-
CRL
4h 50m
1 stop
Multiple Airlines Logo
08:35 - 20:40
CRL
-
BFS
13h 05m
1 stop
£95Multiple Airlines
Fri, 28 Aug - Sun, 30 Aug
Multiple Airlines Logo
21:55 - 12:50
BFS
-
CRL
13h 55m
1 stop
Multiple Airlines Logo
08:35 - 20:40
CRL
-
BFS
13h 05m
1 stop
£98Multiple Airlines
Mon, 1 Jun - Sun, 7 Jun
Multiple Airlines Logo
17:05 - 22:55
BFS
-
CRL
4h 50m
1 stop
Multiple Airlines Logo
06:25 - 19:30
CRL
-
BFS
14h 05m
2 stops
£101Multiple Airlines
Fri, 12 Jun - Fri, 19 Jun
Multiple Airlines Logo
21:55 - 08:40
BFS
-
CRL
9h 45m
1 stop
Multiple Airlines Logo
07:00 - 08:15
CRL
-
BFS
26h 15m
2 stops
£104Multiple Airlines
Mon, 1 Jun - Sun, 7 Jun
Multiple Airlines Logo
21:40 - 08:10
BFS
-
CRL
9h 30m
1 stop
Multiple Airlines Logo
06:50 - 16:30
CRL
-
BFS
10h 40m
2 stops
£106Multiple Airlines
Sat, 6 Jun - Sat, 13 Jun
Multiple Airlines Logo
09:15 - 09:55
BFS
-
CRL
23h 40m
2 stops
Multiple Airlines Logo
08:00 - 22:20
CRL
-
BFS
15h 20m
2 stops
£116Multiple Airlines
Thu, 4 Jun - Thu, 11 Jun

momondo Fare Finder

 
Customise your flight search to find flights from Belfast Intl Airport 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 13 May 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

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
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

£82

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Fri 24/7

17:05-22:55

1 stop4h 50m

Charleroi Brussels

Mon 27/7

09:40-21:30

1 stop12h 50m

£89

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Fri 28/8

17:05-22:55

1 stop4h 50m

Charleroi Brussels

Sun 30/8

08:35-20:40

1 stop13h 05m

£95

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Mon 1/6

21:55-12:50

1 stop13h 55m

Charleroi Brussels

Sun 7/6

08:35-20:40

1 stop13h 05m

£98

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Fri 12/6

17:05-22:55

1 stop4h 50m

Charleroi Brussels

Fri 19/6

06:25-19:30

2 stops14h 05m

£101

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Mon 1/6

21:55-08:40

1 stop9h 45m

Charleroi Brussels

Sun 7/6

07:00-08:15

2 stops26h 15m

£104

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Sat 6/6

21:40-08:10

1 stop9h 30m

Charleroi Brussels

Sat 13/6

06:50-16:30

2 stops10h 40m

£106

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 4/6

09:15-09:55

2 stops23h 40m

Charleroi Brussels

Thu 11/6

08:00-22:20

2 stops15h 20m

£116

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Cheap Belfast Intl Airport to Belgium flight deals and tips

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

Fastest flight time

4h 50m

Direct flights

None
The fastest flight from Belfast Intl Airport to Belgium takes 4h 50m
There are no direct flights from Belfast Intl Airport to Belgium. There are no popular flight routes from Belfast Intl Airport to Belgium.
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Frequently asked questions about flying from Belfast Intl Airport to Belgium

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

    Prices for flights from Belfast Intl Airport to Belgium refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast Intl Airport to Belgium.

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

    The required travel and health documents for your Belgium trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belgium. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Belfast Intl Airport to Belgium

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

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Belfast Intl Airport from Belgium. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

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

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Belgium?

Finding the right flight to Belgium from Belfast is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Belgium quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Belfast to Belgium flights to just show those with flexible booking policies.

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

Once all potential Belfast to Belgium flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Belfast to Belgium now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belgium and let you know when they change.

An easier way to manage your Belgium 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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1 adult
Fri 12/6
Fri 19/6
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