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Cheap flights from Belfast to Belgium from £38

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast to Belgium departing on 27/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Belfast to Belgium

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
22:00 - 09:15
BFS
-
CRL
10h 15m
1 stop
Multiple Airlines Logo
06:45 - 11:55
CRL
-
BFS
6h 10m
1 stop
£84Multiple Airlines
Sun, 26 Apr - Sun, 3 May
Multiple Airlines Logo
07:30 - 15:30
BFS
-
CRL
7h 00m
1 stop
Multiple Airlines Logo
19:40 - 07:40
CRL
-
BFS
13h 00m
1 stop
£94Multiple Airlines
Wed, 10 Jun - Wed, 10 Jun
Multiple Airlines Logo
07:30 - 15:30
BFS
-
CRL
7h 00m
1 stop
Multiple Airlines Logo
18:55 - 12:20
CRL
-
BFS
18h 25m
2 stops
£103Multiple Airlines
Wed, 10 Jun - Wed, 10 Jun
Multiple Airlines Logo
06:25 - 08:55
BFS
-
CRL
25h 30m
2 stops
Multiple Airlines Logo
06:45 - 11:55
CRL
-
BFS
6h 10m
1 stop
£111Multiple Airlines
Sun, 26 Apr - Sun, 3 May
KLM Logo
17:30 - 09:40
BHD
-
BRU
15h 10m
1 stop
KLM Logo
15:10 - 09:20
BRU
-
BHD
19h 10m
1 stop
£226KLM
Sun, 26 Apr - Sun, 3 May
KLM Logo
09:50 - 14:40
BHD
-
BRU
3h 50m
1 stop
KLM Logo
06:20 - 09:20
BRU
-
BHD
4h 00m
1 stop
£235KLM
Tue, 15 Sep - Fri, 18 Sep
British Airways Logo
18:30 - 10:05
BHD
-
BRU
14h 35m
1 stop
British Airways Logo
19:55 - 10:45
BRU
-
BHD
15h 50m
1 stop
£237British Airways
Mon, 8 Jun - Tue, 9 Jun
British Airways Logo
19:35 - 14:25
BHD
-
BRU
17h 50m
1 stop
British Airways Logo
19:55 - 09:00
BRU
-
BHD
14h 05m
1 stop
£238British Airways
Mon, 8 Jun - Tue, 9 Jun
British Airways Logo
19:35 - 10:05
BHD
-
BRU
13h 30m
1 stop
British Airways Logo
19:55 - 10:45
BRU
-
BHD
15h 50m
1 stop
£239British Airways
Mon, 8 Jun - Tue, 9 Jun
KLM Logo
17:30 - 07:35
BHD
-
BRU
13h 05m
1 stop
KLM Logo
06:20 - 09:20
BRU
-
BHD
4h 00m
1 stop
£290KLM
Fri, 17 Apr - Fri, 24 Apr

Aer Lingus flights from Belfast to Belgium

Our best Aer Lingus deals on Belfast to Belgium flight tickets
Aer Lingus
15 Sept
BHD10:25Belfast City
22h 15m
2 stops
BRU09:40Brussels Bruxelles-National
18 Sept
BRU21:25Brussels Bruxelles-National
24h 30m
2 stops
BHD20:55Belfast City
£436
Aer Lingus
10 Apr
BHD06:50Belfast City
25h 50m
2 stops
BRU09:40Brussels Bruxelles-National
12 Apr
BRU10:20Brussels Bruxelles-National
26h 35m
2 stops
BHD11:55Belfast City
£530

KLM flights from Belfast to Belgium

Our best KLM deals on Belfast to Belgium flight tickets
KLM
26 Apr
BHD17:30Belfast City
15h 10m
1 stop
BRU09:40Brussels Bruxelles-National
3 May
BRU15:10Brussels Bruxelles-National
19h 10m
1 stop
BHD09:20Belfast City
£226
KLM
10 Apr
BHD17:30Belfast City
3h 45m
1 stop
BRU22:15Brussels Bruxelles-National
12 Apr
BRU15:10Brussels Bruxelles-National
19h 10m
1 stop
BHD09:20Belfast City
£232
KLM
15 Sept
BHD09:50Belfast City
3h 50m
1 stop
BRU14:40Brussels Bruxelles-National
18 Sept
BRU06:20Brussels Bruxelles-National
4h 00m
1 stop
BHD09:20Belfast City
£235

momondo Fare Finder

 
Customise your flight search to find flights from Belfast 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 2 April 2026.
Use the filters below to find and compare flights from Belfast to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Sun 26/4

22:00-09:15

1 stop10h 15m

Charleroi Brussels

Sun 3/5

06:45-11:55

1 stop6h 10m

£84

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Wed 10/6

07:30-15:30

1 stop7h 00m

Charleroi Brussels

Wed 10/6

19:40-07:40

1 stop13h 00m

£94

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Wed 10/6

07:30-15:30

1 stop7h 00m

Charleroi Brussels

Wed 10/6

18:55-12:20

2 stops18h 25m

£103

BelfastBrussels

BFS - CRL

BFSCRL

Belfast Intl

Sun 26/4

06:25-08:55

2 stops25h 30m

Charleroi Brussels

Sun 3/5

06:45-11:55

1 stop6h 10m

£111

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Sun 26/4

17:30-09:40

1 stop15h 10m

Brussels Bruxelles-National

Sun 3/5

15:10-09:20

1 stop19h 10m

£226
Fastest return journey

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Tue 15/9

09:50-14:40

1 stop3h 50m

Brussels Bruxelles-National

Fri 18/9

06:20-09:20

1 stop4h 00m

£235

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Mon 8/6

18:30-10:05

1 stop14h 35m

Brussels Bruxelles-National

Tue 9/6

19:55-10:45

1 stop15h 50m

£237

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Mon 8/6

19:35-14:25

1 stop17h 50m

Brussels Bruxelles-National

Tue 9/6

19:55-09:00

1 stop14h 05m

£238

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Mon 8/6

19:35-10:05

1 stop13h 30m

Brussels Bruxelles-National

Tue 9/6

19:55-10:45

1 stop15h 50m

£239

BelfastBrussels

BHD - BRU

BHDBRU

Belfast City

Fri 17/4

17:30-07:35

1 stop13h 05m

Brussels Bruxelles-National

Fri 24/4

06:20-09:20

1 stop4h 00m

£290

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belgium from

How to get the cheapest flight ticket from Belfast to Belgium

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Belfast to Belgium?

KLM and British Airways are the most popular carriers operating from Belfast to Belgium

Cheap Belfast to Belgium flight deals and tips

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

Fastest flight time

3h 35m

Direct flights

None
The fastest flight from Belfast to Belgium takes 3h 35m
There are no direct flights from Belfast to Belgium. There are no popular flight routes from Belfast to Belgium.
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Frequently asked questions about flying from Belfast to Belgium

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

    Prices for flights from Belfast to Belgium refresh daily.

  • How old do you have to be to fly from Belfast to Belgium?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Belfast to Belgium.

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

    The necessary travel and health documents for your Belgium trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Belgium?

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

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

momondo does allow users to show only those flights to Belgium from Belfast which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Belfast to Belgium?

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

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

Of course. momondo tracks the price of Belfast to Belgium flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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