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Cheap flights from Northern Ireland to Brussels 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 Northern Ireland to Brussels 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.
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0 bags
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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
£81Multiple Airlines
Wed, 6 May - Wed, 13 May
Multiple Airlines Logo
21:55 - 08:40
BFS
-
CRL
9h 45m
1 stop
Multiple Airlines Logo
09:40 - 21:30
CRL
-
BFS
12h 50m
1 stop
£95Multiple Airlines
Mon, 20 Apr - Mon, 27 Apr
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
£96Multiple 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
21:55 - 08:40
BFS
-
CRL
9h 45m
1 stop
Multiple Airlines Logo
22:00 - 16:15
CRL
-
BFS
19h 15m
2 stops
£102Multiple Airlines
Mon, 20 Apr - Mon, 27 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
17:20 - 22:55
BHD
-
CRL
4h 35m
1 stop
Multiple Airlines Logo
08:35 - 15:30
CRL
-
BHD
7h 55m
1 stop
£110Multiple Airlines
Tue, 19 May - Thu, 21 May
Multiple Airlines Logo
20:15 - 18:00
BFS
-
CRL
20h 45m
2 stops
Multiple Airlines Logo
19:00 - 22:20
CRL
-
BFS
4h 20m
1 stop
£110Multiple Airlines
Tue, 19 May - Thu, 21 May
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

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Charleroi Brussels Airport 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 25 March 2026.
Use the filters below to find and compare flights from Northern Ireland to Charleroi Brussels Airport 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

£81

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Mon 20/4

21:55-08:40

1 stop9h 45m

Charleroi Brussels

Mon 27/4

09:40-21:30

1 stop12h 50m

£95

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

£96

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

Mon 20/4

21:55-08:40

1 stop9h 45m

Charleroi Brussels

Mon 27/4

22:00-16:15

2 stops19h 15m

£102

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

BHD - CRL

BHDCRL

Belfast City

Tue 19/5

17:20-22:55

1 stop4h 35m

Charleroi Brussels

Thu 21/5

08:35-15:30

1 stop7h 55m

£110

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Tue 19/5

20:15-18:00

2 stops20h 45m

Charleroi Brussels

Thu 21/5

19:00-22:20

1 stop4h 20m

£110

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

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Cheap Northern Ireland to Charleroi Brussels Airport flight deals and tips

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

Fastest flight time

6h 15m

Direct flights

None
The fastest flight from Northern Ireland to Charleroi Brussels Airport takes 6h 15m
There are no direct flights from Northern Ireland to Charleroi Brussels Airport. There are no popular flight routes from Northern Ireland to Charleroi Brussels Airport.
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  • When did momondo last update prices for flights from Northern Ireland to Charleroi Brussels Airport?

    Prices for flights from Northern Ireland to Charleroi Brussels Airport were last updated today.

  • How old do you have to be to fly from Northern Ireland to Charleroi Brussels Airport?

    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 Charleroi Brussels Airport.

  • What documentation or ID do you need to fly to Charleroi Brussels Airport?

    The required travel and health documents for your Charleroi Brussels Airport 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 Charleroi Brussels Airport. 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 Northern Ireland to Charleroi Brussels Airport?

    Confirm your travel details to search for the latest offers for flights from Northern Ireland to Charleroi Brussels Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Northern Ireland to Charleroi Brussels Airport 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 aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Northern Ireland to Brussels?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Northern Ireland to Brussels. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Northern Ireland to Brussels flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Brussels from Northern Ireland.

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

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

An easier way to manage your Charleroi Brussels Airport trip

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Fri 24/4
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Find better results for your trip to Brussels

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