Find flights
When to book

Cheap flights from Belfast Intl Airport to Brussels Bruxelles-National Airport from £155

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — BRU
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast Intl to Bruxelles-National

Enter your travel dates to find the best prices.

Cheapest flights from Belfast Intl to Bruxelles-National
Explore the most affordable flight options available from Belfast Intl to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 July 2026.

Fri 18/917:05
BFS
-
BRU
2 stops15h 05m
Multiple Airlines
Thu 24/918:25
BRU
-
BFS
2 stops15h 05m
Multiple Airlines
Deal found 25/7£155
Wed 9/917:40
BFS
-
BRU
2 stops14h 55m
Multiple Airlines
Wed 16/922:15
BRU
-
BFS
1 stop12h 30m
Multiple Airlines
Deal found 26/7£155
Sun 6/922:00
BFS
-
BRU
2 stops17h 45m
Multiple Airlines
Tue 8/917:55
BRU
-
BFS
2 stops14h 10m
Multiple Airlines
Deal found 24/7£161
Thu 3/909:15
BFS
-
BRU
2 stops11h 15m
Multiple Airlines
Wed 9/920:25
BRU
-
BFS
1 stop14h 20m
Multiple Airlines
Deal found 27/7£185
Tue 15/1216:50
BFS
-
BRU
2 stops27h 20m
Multiple Airlines
Thu 17/1210:15
BRU
-
BFS
2 stops10h 30m
Multiple Airlines
Deal found 25/7£201
Tue 8/917:10
BFS
-
BRU
2 stops15h 35m
Multiple Airlines
Tue 15/917:55
BRU
-
BFS
1 stop7h 10m
Multiple Airlines
Deal found 26/7£207

Find flight deals from Belfast Intl to Bruxelles-National

Discover tips and strategies to find the most affordable flight options for your journey from Belfast Intl (BFS) to Bruxelles-National (BRU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 July 2026.

Round-trip from

£155
18/9-24/9
  • 18/9-24/9
  • 4 total stops
  • 30h 10m total
  • Belfast to Brussels
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast Intl to Bruxelles-National 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, Cheapflights users made 858,174 searches. Data last updated 27 July 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Wed 9/9

17:40-09:35

2 stops14h 55m

Brussels Bruxelles-National

Wed 16/9

22:15-09:45

1 stop12h 30m

£155

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Sun 6/9

22:00-16:45

2 stops17h 45m

Brussels Bruxelles-National

Tue 8/9

17:55-07:05

2 stops14h 10m

£161

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Tue 15/12

16:50-21:10

2 stops27h 20m

Brussels Bruxelles-National

Thu 17/12

10:15-19:45

2 stops10h 30m

£201

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Tue 8/9

17:10-09:45

2 stops15h 35m

Brussels Bruxelles-National

Tue 15/9

17:55-00:05

1 stop7h 10m

£207
Fastest return journey

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Thu 17/9

13:00-20:00

1 stop6h 00m

Brussels Bruxelles-National

Thu 24/9

21:20-08:20

1 stop12h 00m

£212

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Thu 3/9

13:00-20:00

1 stop6h 00m

Brussels Bruxelles-National

Wed 9/9

20:25-09:45

1 stop14h 20m

£213

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Fri 18/9

13:15-09:10

2 stops18h 55m

Brussels Bruxelles-National

Thu 24/9

10:25-16:10

2 stops6h 45m

£234

BelfastBrussels

BFS - BRU

BFSBRU

Belfast Intl

Sun 6/9

17:00-09:15

2 stops15h 15m

Brussels Bruxelles-National

Sun 13/9

06:20-13:30

2 stops8h 10m

£248

Flights are sorted by cheapest return flights first.

Deals found on 26/7

Sorted by cheapest first

Best time to book a flight from Belfast Intl to Bruxelles-National

Have a flexible travel schedule? Discover the best time to fly to Bruxelles-National from Belfast Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Belfast Intl to Bruxelles-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Belfast Intl to Bruxelles-National that include hotel bookings?

    Yes. In addition to deals on Belfast Intl to Bruxelles-National flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Belfast Intl to Bruxelles-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast Intl to Bruxelles-National.

  • Can I find deals for business class flights from Belfast Intl to Bruxelles-National?

    Yes. Cheapflights offers flight deals from Belfast Intl to Bruxelles-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Travelling to a place near Brussels Bruxelles-National Airport?

Book flights to Brussels Bruxelles-National Airport if you plan to visit one of these locations
Leuven
Charleroi
Mechelen
Ypres
Mons
Hasselt
Dinant
Spa
Zaventem

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Belfast Intl to Bruxelles-National

See prices for flight routes from nearby airports that may be better suited for you.
Belfast City to Bruxelles-National flights
Belfast Intl to Charleroi Brussels flights
Belfast City to Charleroi Brussels flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Belfast Intl to Bruxelles-National?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Bruxelles-National from Belfast Intl today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Belfast Intl to Bruxelles-National?

Millions of users choose and trust Cheapflights to book the best flight deals from Belfast Intl to Bruxelles-National for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Belfast Intl to Bruxelles-National with no change fees?

Need flexible booking options for your flight to Bruxelles-National from Belfast Intl? 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 Belfast Intl to Bruxelles-National become cheaper?

Of course! You can now track prices for flights from Belfast Intl to Bruxelles-National and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.