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Cheap flights from Northern Ireland to Belgium from £71

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to Belgium departing on 30/6. 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 Northern Ireland 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
£83Multiple Airlines
Thu, 14 May - Wed, 20 May
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
£84Multiple Airlines
Thu, 14 May - Wed, 20 May
Multiple Airlines Logo
07:35 - 22:55
BFS
-
CRL
14h 20m
1 stop
Multiple Airlines Logo
16:00 - 19:30
CRL
-
BFS
4h 30m
1 stop
£86Multiple Airlines
Tue, 5 May - Fri, 8 May
Multiple Airlines Logo
22:45 - 08:20
BFS
-
CRL
8h 35m
1 stop
Multiple Airlines Logo
18:10 - 15:20
CRL
-
BFS
22h 10m
2 stops
£96Multiple Airlines
Thu, 14 May - Wed, 20 May
Multiple Airlines Logo
12:45 - 22:15
BFS
-
CRL
8h 30m
1 stop
Multiple Airlines Logo
18:10 - 15:20
CRL
-
BFS
22h 10m
2 stops
£97Multiple Airlines
Thu, 14 May - Wed, 20 May
Multiple Airlines Logo
09:15 - 11:25
BFS
-
CRL
25h 10m
2 stops
Multiple Airlines Logo
18:10 - 15:20
CRL
-
BFS
22h 10m
2 stops
£103Multiple Airlines
Thu, 14 May - Wed, 20 May
KLM Logo
17:30 - 09:40
BHD
-
BRU
15h 10m
1 stop
KLM Logo
06:20 - 16:55
BRU
-
BHD
11h 35m
1 stop
£192KLM
Thu, 14 May - Wed, 20 May
KLM Logo
17:30 - 07:35
BHD
-
BRU
13h 05m
1 stop
KLM Logo
06:20 - 16:55
BRU
-
BHD
11h 35m
1 stop
£193KLM
Thu, 14 May - Wed, 20 May
KLM Logo
17:30 - 09:40
BHD
-
BRU
15h 10m
1 stop
KLM Logo
10:25 - 09:20
BRU
-
BHD
23h 55m
1 stop
£195KLM
Thu, 21 May - Mon, 25 May
British Airways Logo
20:35 - 20:25
BHD
-
BRU
22h 50m
1 stop
British Airways Logo
20:40 - 08:40
BRU
-
BHD
13h 00m
1 stop
£217British Airways
Wed, 13 May - Sun, 17 May

KLM flights from Northern Ireland to Belgium

Our best KLM deals on Northern Ireland to Belgium flight tickets
KLM
14 May
BHD17:30Belfast City
15h 10m
1 stop
BRU09:40Brussels Bruxelles-National
20 May
BRU06:20Brussels Bruxelles-National
11h 35m
1 stop
BHD16:55Belfast City
£192
KLM
14 May
BHD17:30Belfast City
13h 05m
1 stop
BRU07:35Brussels Bruxelles-National
20 May
BRU06:20Brussels Bruxelles-National
11h 35m
1 stop
BHD16:55Belfast City
£193
KLM
21 May
BHD17:30Belfast City
15h 10m
1 stop
BRU09:40Brussels Bruxelles-National
25 May
BRU10:25Brussels Bruxelles-National
23h 55m
1 stop
BHD09:20Belfast City
£195

British Airways flights from Northern Ireland to Belgium

Our best British Airways deals on Northern Ireland to Belgium flight tickets
British Airways
13 May
BHD20:35Belfast City
22h 50m
1 stop
BRU20:25Brussels Bruxelles-National
17 May
BRU20:40Brussels Bruxelles-National
13h 00m
1 stop
BHD08:40Belfast City
£217
British Airways
29 Apr
BHD16:05Belfast City
16h 50m
1 stop
BRU09:55Brussels Bruxelles-National
3 May
BRU15:10Brussels Bruxelles-National
6h 20m
1 stop
BHD20:30Belfast City
£222
British Airways
19 May
BHD19:30Belfast City
18h 45m
1 stop
BRU15:15Brussels Bruxelles-National
20 May
BRU21:15Brussels Bruxelles-National
12h 35m
1 stop
BHD08:50Belfast City
£260

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland 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 14 April 2026.
Use the filters below to find and compare flights from Northern Ireland 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 14/5

22:45-08:20

1 stop8h 35m

Charleroi Brussels

Wed 20/5

09:10-19:50

1 stop11h 40m

£83
Fastest return journey

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 14/5

22:45-08:20

1 stop8h 35m

Charleroi Brussels

Wed 20/5

12:15-15:15

1 stop4h 00m

£84

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Tue 5/5

07:35-22:55

1 stop14h 20m

Charleroi Brussels

Fri 8/5

16:00-19:30

1 stop4h 30m

£86

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 14/5

22:45-08:20

1 stop8h 35m

Charleroi Brussels

Wed 20/5

18:10-15:20

2 stops22h 10m

£96

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 14/5

12:45-22:15

1 stop8h 30m

Charleroi Brussels

Wed 20/5

18:10-15:20

2 stops22h 10m

£97

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Thu 14/5

09:15-11:25

2 stops25h 10m

Charleroi Brussels

Wed 20/5

18:10-15:20

2 stops22h 10m

£103

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Thu 14/5

17:30-09:40

1 stop15h 10m

Brussels Bruxelles-National

Wed 20/5

06:20-16:55

1 stop11h 35m

£192

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Thu 14/5

17:30-07:35

1 stop13h 05m

Brussels Bruxelles-National

Wed 20/5

06:20-16:55

1 stop11h 35m

£193

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Thu 21/5

17:30-09:40

1 stop15h 10m

Brussels Bruxelles-National

Mon 25/5

10:25-09:20

1 stop23h 55m

£195

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Wed 13/5

20:35-20:25

1 stop22h 50m

Brussels Bruxelles-National

Sun 17/5

20:40-08:40

1 stop13h 00m

£217

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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Cheap Northern Ireland to Belgium flight deals and tips

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

Fastest flight time

5h 55m

Direct flights

None
The fastest flight from Northern Ireland to Belgium takes 5h 55m
There are no direct flights from Northern Ireland to Belgium. There are no popular flight routes from Northern Ireland to Belgium.
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Frequently asked questions about flying from Northern Ireland to Belgium

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

    Prices for flights from Northern Ireland to Belgium were last updated today.

  • How old do you have to be to fly from Northern Ireland 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 Northern Ireland to Belgium.

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

    The travel and health documents you'll need for your trip to Belgium may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belgium. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Northern Ireland to Belgium

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

    Price Alerts will notify you by email when the price for flights to Belgium from Northern Ireland 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 Northern Ireland to Belgium with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • 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 Northern Ireland to Belgium?

It is quick and easy to find Northern Ireland to Belgium flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belgium that suits you.

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

Yes. All flights to Belgium from Northern Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Northern Ireland to Belgium?

momondo provides multiple filters to help you find the best flight to Belgium from Northern Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Northern Ireland 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

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