Latest deals
FAQs
Price Alerts

Cheap flights from Belfast Intl Airport 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 Intl Airport 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
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
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
£82Multiple Airlines
Wed, 6 May - Wed, 13 May
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
£97Multiple 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
23:30 - 08:45
BFS
-
CRL
8h 15m
1 stop
Multiple Airlines Logo
08:35 - 15:20
CRL
-
BFS
7h 45m
1 stop
£100Multiple Airlines
Tue, 7 Apr - Thu, 9 Apr
Multiple Airlines Logo
17:05 - 22:55
BFS
-
CRL
4h 50m
1 stop
Multiple Airlines Logo
08:45 - 19:30
CRL
-
BFS
11h 45m
1 stop
£107Multiple Airlines
Fri, 17 Apr - Fri, 24 Apr
Multiple Airlines Logo
21:10 - 08:35
BFS
-
CRL
10h 25m
1 stop
Multiple Airlines Logo
12:15 - 15:15
CRL
-
BFS
4h 00m
1 stop
£110Multiple Airlines
Thu, 9 Apr - Wed, 15 Apr
Multiple Airlines Logo
18:20 - 08:40
BFS
-
CRL
13h 20m
2 stops
Multiple Airlines Logo
08:00 - 15:15
CRL
-
BFS
8h 15m
1 stop
£112Multiple Airlines
Thu, 9 Apr - Wed, 15 Apr
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
£116Multiple Airlines
Fri, 17 Apr - Fri, 24 Apr
Multiple Airlines Logo
20:10 - 15:30
BFS
-
CRL
18h 20m
2 stops
Multiple Airlines Logo
08:35 - 15:20
CRL
-
BFS
7h 45m
1 stop
£120Multiple Airlines
Tue, 7 Apr - Thu, 9 Apr

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 23 March 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

Tue 19/5

07:35-22:55

1 stop14h 20m

Charleroi Brussels

Thu 21/5

08:35-15:20

1 stop7h 45m

£79

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

£82

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

£97

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

Tue 7/4

23:30-08:45

1 stop8h 15m

Charleroi Brussels

Thu 9/4

08:35-15:20

1 stop7h 45m

£100

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Fri 17/4

17:05-22:55

1 stop4h 50m

Charleroi Brussels

Fri 24/4

08:45-19:30

1 stop11h 45m

£107
Fastest return journey

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 9/4

21:10-08:35

1 stop10h 25m

Charleroi Brussels

Wed 15/4

12:15-15:15

1 stop4h 00m

£110

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 9/4

18:20-08:40

2 stops13h 20m

Charleroi Brussels

Wed 15/4

08:00-15:15

1 stop8h 15m

£112

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Fri 17/4

17:05-22:55

1 stop4h 50m

Charleroi Brussels

Fri 24/4

06:25-19:30

2 stops14h 05m

£116

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Tue 7/4

20:10-15:30

2 stops18h 20m

Charleroi Brussels

Thu 9/4

08:35-15:20

1 stop7h 45m

£120

Flights are sorted by cheapest return flights first.

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

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 10m

Direct flights

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

  • 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.

  • 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 22/4
Wed 29/4
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Belgium

Popular Cities in Belgium

Popular flights according to clicks in the last 7 days on momondo
Flights to Brusselsfrom £32
Flights to Ostendfrom £268