In terms of precipitation, rainfall in Belgium ranges from 40.0 - 80.0 inches per month. January is typically the wettest month, when rainfall can reach 80.0 mm. August is typically the driest time to visit Belgium when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Belgium, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 3.0 C).

What are the most popular routes from Belfast Intl Airport to Belgium?

Most travelers choose Belfast Intl - Brussels Bruxelles-National, Belfast Intl - Charleroi Brussels or Belfast Intl - Antwerp Deurne when deciding on the best route from Belfast Intl Airport to Belgium.

What is the cheapest time of day to fly from BFS to BE?

When flying from Belfast Intl Airport to Belgium, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Belfast Intl to Belgium that include hotel bookings?

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

How can I find direct flights from Belfast Intl to Belgium?

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

Can I find deals for business class flights from Belfast Intl to Belgium?

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

£37+ Cheap Flights from Belfast Intl Airport to Belgium

Cheap flight deals from Belfast Intl to Belgium

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Belfast Intl to Belgium
Explore the most affordable flight options available from Belfast Intl to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Tue 29/907:35 -

1 stop4h 15m

Fri 2/1016:00 -

1 stop4h 30m

Deal found 13/9£78

Thu 29/1009:25 -

1 stop11h 40m

Thu 5/1106:50 -

1 stop13h 55m

Deal found 14/9£82

Mon 12/1022:20 -

1 stop13h 30m

Mon 19/1009:40 -

1 stop12h 50m

Deal found 14/9£86

Thu 29/1009:25 -

1 stop11h 40m

Wed 4/1119:15 -

1 stop14h 10m

Deal found 14/9£101

Sat 17/1016:55 -

2 stops15h 20m

Tue 20/1010:00 -

2 stops14h 20m

Deal found 15/9£128

Mon 12/1021:05 -

1 stop11h 20m

Mon 19/1018:15 -

2 stops14h 15m

Deal found 14/9£131

Thu 29/1018:35 -

2 stops14h 05m

Wed 4/1110:25 -

2 stops11h 15m

Deal found 12/9£148

Fri 30/1019:40 -

2 stops12h 20m

Fri 6/1110:15 -

2 stops8h 40m

Deal found 15/9£150

Wed 28/1007:40 -

2 stops11h 55m

Wed 4/1110:25 -

2 stops11h 15m

Deal found 13/9£162

Fri 4/1219:20 -

2 stops12h 40m

Sun 6/1217:55 -

2 stops13h 50m

Deal found 11/9£174

Wed 28/1008:00 -

1 stop11h 00m

Wed 4/1107:00 -

1 stop16h 10m

Deal found 12/9£366

Fri 30/1006:00 -

1 stop13h 25m

Fri 6/1114:20 -

1 stop19h 45m

Deal found 15/9£390

Find flight deals from Belfast Intl to Belgium

Round-trip from	£78
One-way from	£37

29/9-2/10
2 total stops
8h 45m total
Belfast to Belgium

Search Deals

30/9-31/12
1 total stop
6h 15m total
Belfast to Belgium

Search Deals

Cheapflights Fare Finder

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 Belfast Intl - CRL Charleroi Brussels

BFSCRL

Belfast Intl

Wed 30/9

15:40-22:55

1 stop6h 15m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£37

Fastest return journey

BelfastBrussels

BFS Belfast Intl - CRL Charleroi Brussels

BFSCRL

Belfast Intl

Thu 19/11

17:20-22:05

1 stop3h 45m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£50

BelfastBrussels

BFS Belfast Intl - CRL Charleroi Brussels

BFSCRL

Belfast Intl

Thu 1/10

12:45-22:15

1 stop8h 30m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£53

BelfastBrussels

BFS Belfast Intl - CRL Charleroi Brussels

BFSCRL

Belfast Intl

Mon 28/9

14:40-07:45

2 stops16h 05m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£62

BelfastBrussels

BFS Belfast Intl - BRU Brussels Bruxelles-National

BFSBRU

Belfast Intl

Mon 28/9

21:05-09:25

1 stop11h 20m

Brussels Bruxelles-National

Wed 31/12

00:00-00:00

Nonstop0h 00m

£68

BelfastBrussels

BFS Belfast Intl - CRL Charleroi Brussels

BFSCRL

Belfast Intl

Sat 3/10

06:00-20:25

2 stops13h 25m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£76

BelfastBrussels

BFS Belfast Intl - CRL Charleroi Brussels

BFSCRL

Belfast Intl

Tue 29/9

07:35-12:50

1 stop4h 15m

Charleroi Brussels

Fri 2/10

16:00-19:30

1 stop4h 30m

£78

BelfastBrussels

BFS Belfast Intl - BRU Brussels Bruxelles-National

BFSBRU

Belfast Intl

Thu 1/10

21:10-09:05

1 stop10h 55m

Brussels Bruxelles-National

Wed 31/12

00:00-00:00

Nonstop0h 00m

£80

BelfastBrussels

BFS Belfast Intl - CRL Charleroi Brussels

BFSCRL

Belfast Intl

Mon 12/10

22:20-12:50

1 stop13h 30m

Charleroi Brussels

Mon 19/10

09:40-21:30

1 stop12h 50m

£86

BelfastBrussels

BFS Belfast Intl - BRU Brussels Bruxelles-National

BFSBRU

Belfast Intl

Fri 2/10

19:20-09:10

2 stops12h 50m

Brussels Bruxelles-National

Wed 31/12

00:00-00:00

Nonstop0h 00m

£93

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 22 resultsSorted by cheapest first

Best time to book a flight from Belfast Intl to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium from Belfast Intl with our price prediction graph.

BFS-CRL

BFS-BRU

BFS-ANR

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.

Cheapflights Insights

Everything you need to know about your flight from Belfast Intl Airport to Belgium

BFS-BE0

BFS-CRL

BFS-BRU

BFS-ANR

No data available for this route at this time. Please check back soon.

Related info for your journey

What are the most popular routes from Belfast Intl Airport to Belgium?
Most travelers choose Belfast Intl - Brussels Bruxelles-National, Belfast Intl - Charleroi Brussels or Belfast Intl - Antwerp Deurne when deciding on the best route from Belfast Intl Airport to Belgium.
Can I find deals for flights from Belfast Intl to Belgium that include hotel bookings?
Yes. In addition to deals on Belfast Intl to Belgium flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast Intl to Belgium?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast Intl to Belgium.
Can I find deals for business class flights from Belfast Intl to Belgium?
Yes. Cheapflights offers flight deals from Belfast Intl to Belgium by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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When you search for this flight from Belfast Intl to Belgium, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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Cheap flights from Belfast Intl Airport to Belgium from £37

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast Intl to Belgium

Cheapest flights from Belfast Intl to BelgiumExplore the most affordable flight options available from Belfast Intl to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Explore the most affordable flight options available from Belfast Intl to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Best flights from Belfast Intl to BelgiumDiscover carefully curated flight deals from Belfast Intl to Belgium that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Discover carefully curated flight deals from Belfast Intl to Belgium that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from Belfast Intl to BelgiumDiscover last-minute flight deals from Belfast Intl to Belgium. Data last updated 15 September 2026 and is based on user searches.

Discover last-minute flight deals from Belfast Intl to Belgium. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Belfast Intl to BelgiumSearch for one-way flight options from Belfast Intl to Belgium. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Search for one-way flight options from Belfast Intl to Belgium. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Find flight deals from Belfast Intl to Belgium

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Use the filters below to find and compare flights from Belfast Intl Airport to Belgium that are best for you.

Best time to book a flight from Belfast Intl to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium from Belfast Intl with our price prediction graph.

Cheapflights Insights

Related info for your journey

What are the most popular routes from Belfast Intl Airport to Belgium?

Can I find deals for flights from Belfast Intl to Belgium that include hotel bookings?

How can I find direct flights from Belfast Intl to Belgium?

Can I find deals for business class flights from Belfast Intl to Belgium?

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 Belgium

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Belgium by adding a car hire and/or hotel booking to your travel itinerary.

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Book a non-stop flight to one of these other cities located in .

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Belfast Intl and Belgium flights

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How does Cheapflights help users find flights from Belfast Intl to Belgium?

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Can Cheapflights notify me if prices for flights from Belfast Intl to Belgium become cheaper?

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Cheapest flights from Belfast Intl to Belgium
Explore the most affordable flight options available from Belfast Intl to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Best flights from Belfast Intl to Belgium
Discover carefully curated flight deals from Belfast Intl to Belgium that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from Belfast Intl to Belgium
Discover last-minute flight deals from Belfast Intl to Belgium. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Belfast Intl to Belgium
Search for one-way flight options from Belfast Intl to Belgium. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.