Cheap flights from Northern Ireland to Brussels Bruxelles-National Airport from £124
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/10. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Northern Ireland to Bruxelles-National
Keep the following information in mind while searching for Northern Ireland to Bruxelles-National flight deals. Data was last updated 17 October 2025.
Find flight deals from Northern Ireland to Bruxelles-National
Cheapest flights from Northern Ireland to Bruxelles-NationalExplore the most affordable flight options available from Northern Ireland to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.
Explore the most affordable flight options available from Northern Ireland to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Northern Ireland to Brussels Bruxelles-National Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BelfastBrussels
BFS - BRU
BFSBRU
Belfast Intl
Fri 14/11
08:05-08:30
2 stops23h 25m
Brussels Bruxelles-National
Fri 21/11
21:25-08:05
1 stop11h 40m
BelfastBrussels
BFS - BRU
BFSBRU
Belfast Intl
Fri 21/11
21:05-16:10
2 stops18h 05m
Brussels Bruxelles-National
Sun 23/11
09:40-23:50
2 stops15h 10m
BelfastBrussels
BFS - BRU
BFSBRU
Belfast Intl
Sun 30/11
23:05-16:50
2 stops16h 45m
Brussels Bruxelles-National
Sun 7/12
09:20-23:50
2 stops15h 30m
BelfastBrussels
BHD - BRU
BHDBRU
Belfast City
Sun 23/11
08:40-08:10
2 stops22h 30m
Brussels Bruxelles-National
Wed 26/11
09:10-09:45
2 stops25h 35m
BelfastBrussels
BHD - BRU
BHDBRU
Belfast City
Sun 23/11
06:30-14:15
1 stop6h 45m
Brussels Bruxelles-National
Wed 26/11
14:45-21:00
1 stop7h 15m
BelfastBrussels
BHD - BRU
BHDBRU
Belfast City
Fri 14/11
17:20-22:20
1 stop4h 00m
Brussels Bruxelles-National
Fri 21/11
14:45-21:00
1 stop7h 15m
BelfastBrussels
BHD - BRU
BHDBRU
Belfast City
Mon 16/2
09:15-16:40
1 stop6h 25m
Brussels Bruxelles-National
Fri 20/2
11:45-18:50
1 stop8h 05m
BelfastBrussels
BHD - BRU
BHDBRU
Belfast City
Tue 24/3
10:00-21:00
1 stop10h 00m
Brussels Bruxelles-National
Wed 25/3
11:50-18:40
1 stop7h 50m
BelfastBrussels
BHD - BRU
BHDBRU
Belfast City
Tue 31/3
20:20-09:55
1 stop12h 35m
Brussels Bruxelles-National
Thu 2/4
21:10-08:45
1 stop12h 35m
BelfastBrussels
BFS - BRU
BFSBRU
Belfast Intl
Sun 23/11
07:30-19:50
1 stop11h 20m
Brussels Bruxelles-National
Wed 26/11
09:55-20:15
1 stop11h 20m
Best time to book a flight from Northern Ireland to Bruxelles-National
Have a flexible travel schedule? Discover the best time to fly to Bruxelles-National from Northern Ireland with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Northern Ireland to Brussels Bruxelles-National Airport
What is the cheapest time of day to fly from NIR to BRU?
Find hourly flight availability from Northern Ireland to Bruxelles-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 October 2025.
It’s typically best to fly out from Northern Ireland to Brussels Bruxelles-National Airport in the morning. Doing so could potentially save you 20% on the flight price compared to flying in the afternoon, which is usually more expensive.
Related info for your journey
Find useful and relevant information for your journey from Northern Ireland to Bruxelles-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Brussels Bruxelles-National Airport?
Book flights to Brussels Bruxelles-National Airport if you plan to visit one of these locationsBrowse thousands of different options on Cheapflights for your next trip
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Alternative routes for Northern Ireland to Bruxelles-National
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Northern Ireland to Bruxelles-National
Discover the top 2 airlines that operate flights from Northern Ireland to Bruxelles-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 October 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Northern Ireland to Bruxelles-National?
Cheapflights helps you search for flights from Northern Ireland to Bruxelles-National via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to Bruxelles-National?
Cheapflights simply makes it quick and affordable to book flights from Northern Ireland to Bruxelles-National by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Northern Ireland to Bruxelles-National with no change fees?
Need flexible booking options for your flight to Bruxelles-National from Northern Ireland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Northern Ireland to Bruxelles-National become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!