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Cheap flights from Cardiff to Belgium from £85

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Belgium departing on 17/9. 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
0 bags

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Find the cheapest flights from Cardiff to Belgium

Cheap return flights

Ryanair Logo
09:00 - 21:30CWL-BRU
11h 30m1 stop
Ryanair Logo
22:05 - 10:35BRU-CWL
13h 30m1 stop
£122Ryanair
Find Deal
Sat, 4 Oct - Sat, 11 Oct
Logo
09:00 - 09:05CWL-BRU
23h 05m2 stops
Logo
22:05 - 10:35BRU-CWL
13h 30m1 stop
£148
Find Deal
Sat, 4 Oct - Sat, 11 Oct
Logo
20:55 - 17:15CWL-BRU
19h 20m2 stops
Logo
20:45 - 07:30BRU-CWL
11h 45m1 stop
£157
Find Deal
Fri, 3 Oct - Fri, 10 Oct
Logo
20:30 - 09:05CWL-BRU
11h 35m1 stop
Logo
09:35 - 07:25BRU-CWL
22h 50m1 stop
£165
Find Deal
Wed, 17 Sep - Wed, 24 Sep
Logo
20:30 - 12:00CWL-CRL
14h 30m2 stops
Logo
08:20 - 07:25CRL-CWL
24h 05m2 stops
£168
Find Deal
Wed, 17 Sep - Wed, 24 Sep
Logo
20:30 - 12:00CWL-CRL
14h 30m2 stops
Logo
21:05 - 10:00CRL-CWL
13h 55m1 stop
£170
Find Deal
Wed, 17 Sep - Wed, 24 Sep
Ryanair Logo
20:55 - 09:45CWL-BRU
11h 50m1 stop
Ryanair Logo
20:45 - 07:30BRU-CWL
11h 45m1 stop
£175Ryanair
Find Deal
Fri, 3 Oct - Fri, 10 Oct
KLM Logo
17:25 - 22:20CWL-BRU
3h 55m1 stop
KLM Logo
06:15 - 09:50BRU-CWL
4h 35m1 stop
£244KLM
Find Deal
Fri, 7 Nov - Sun, 9 Nov
British Airways Logo
09:00 - 17:00CWL-BRU
7h 00m2 stops
British Airways Logo
17:30 - 11:30BRU-CWL
19h 00m2 stops
£447British Airways
Find Deal
Fri, 7 Nov - Sun, 9 Nov
British Airways Logo
12:00 - 09:55CWL-BRU
20h 55m2 stops
British Airways Logo
20:35 - 11:30BRU-CWL
39h 55m2 stops
£525British Airways
Find Deal
Thu, 18 Sep - Sun, 21 Sep

Ryanair flights from Cardiff to Belgium

Our best Ryanair deals on Cardiff to Belgium flight tickets
Ryanair
4 Oct
CWL09:00Cardiff Wales
11h 30m
1 stop
BRU21:30Brussels Bruxelles-National
11 Oct
BRU22:05Brussels Bruxelles-National
13h 30m
1 stop
CWL10:35Cardiff Wales
£122
Find similar
Ryanair
3 Oct
CWL20:55Cardiff Wales
11h 50m
1 stop
BRU09:45Brussels Bruxelles-National
10 Oct
BRU20:45Brussels Bruxelles-National
11h 45m
1 stop
CWL07:30Cardiff Wales
£175
Find similar
Ryanair
18 Sept
CWL07:55Cardiff Wales
13h 55m
2 stops
CRL22:50Charleroi Brussels
21 Sept
CRL19:45Charleroi Brussels
18h 00m
2 stops
CWL12:45Cardiff Wales
£189
Find similar

British Airways flights from Cardiff to Belgium

Our best British Airways deals on Cardiff to Belgium flight tickets
British Airways
7 Nov
CWL09:00Cardiff Wales
7h 00m
2 stops
BRU17:00Brussels Bruxelles-National
9 Nov
BRU17:30Brussels Bruxelles-National
19h 00m
2 stops
CWL11:30Cardiff Wales
£447
Find similar
British Airways
18 Sept
CWL12:00Cardiff Wales
20h 55m
2 stops
BRU09:55Brussels Bruxelles-National
21 Sept
BRU20:35Brussels Bruxelles-National
39h 55m
2 stops
CWL11:30Cardiff Wales
£525
Find similar
British Airways
22 Sept
CWL12:00Cardiff Wales
7h 25m
2 stops
BRU20:25Brussels Bruxelles-National
26 Sept
BRU19:35Brussels Bruxelles-National
16h 55m
2 stops
CWL11:30Cardiff Wales
£583
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Cardiff 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 21 August 2025.
Use the filters below to find and compare flights from Cardiff to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 4/10

09:00-21:30

1 stop11h 30m

Brussels Bruxelles-National

Sat 11/10

22:05-10:35

1 stop13h 30m

£122

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 4/10

09:00-09:05

2 stops23h 05m

Brussels Bruxelles-National

Sat 11/10

22:05-10:35

1 stop13h 30m

£148

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 3/10

20:55-17:15

2 stops19h 20m

Brussels Bruxelles-National

Fri 10/10

20:45-07:30

1 stop11h 45m

£157

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 17/9

20:30-09:05

1 stop11h 35m

Brussels Bruxelles-National

Wed 24/9

09:35-07:25

1 stop22h 50m

£165

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Wed 17/9

20:30-12:00

2 stops14h 30m

Charleroi Brussels

Wed 24/9

08:20-07:25

2 stops24h 05m

£168

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Wed 17/9

20:30-12:00

2 stops14h 30m

Charleroi Brussels

Wed 24/9

21:05-10:00

1 stop13h 55m

£170

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 3/10

20:55-09:45

1 stop11h 50m

Brussels Bruxelles-National

Fri 10/10

20:45-07:30

1 stop11h 45m

£175

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 7/11

17:25-22:20

1 stop3h 55m

Brussels Bruxelles-National

Sun 9/11

06:15-09:50

1 stop4h 35m

£244

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 7/11

09:00-17:00

2 stops7h 00m

Brussels Bruxelles-National

Sun 9/11

17:30-11:30

2 stops19h 00m

£447

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Thu 18/9

12:00-09:55

2 stops20h 55m

Brussels Bruxelles-National

Sun 21/9

20:35-11:30

2 stops39h 55m

£525

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Belgium from

How to get the cheapest flight ticket from Cardiff 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 month to fly to Belgium?

The month of January is, on average, the cheapest month to fly to Belgium from Cardiff, with most prices found around £174. If you aren’t able to travel during the month of January, then book flights to Belgium from Cardiff during March instead. Flights to Belgium in March, while not as cheap as those in January, still average around £188.

What is the cheapest day to depart on your flight to Belgium?

The cheapest day to depart from Cardiff to Belgium is on a Tuesday when prices can be found for as low as £147. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Belgium on Sunday is £238.

What is the cheapest time of day to depart on your flight to Belgium?

Our most recent data shows that the best time of day to fly to Belgium is in the morning. Flights from Cardiff to Belgium during this time can be as low as £172. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £210 on average. Flights to Belgium from Cardiff in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Cheap Cardiff to Belgium flight deals and tips

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

Direct flights

None
There are no direct flights from Cardiff to Belgium. There are no popular flight routes from Cardiff to Belgium.
Search flight deals

  • When did momondo last update prices for flights from Cardiff Wales Airport to Belgium?

    Prices for flights from Cardiff Wales Airport to Belgium were last updated today.

  • How many operators does momondo search for flights from Cardiff Wales Airport to Belgium?

  • How old do you have to be to fly from Cardiff Wales Airport to Belgium?

    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 Cardiff Wales Airport to Belgium.

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

    The required travel and health documents for your Belgium 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 Belgium. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Cardiff to Belgium

Compare and see reviews for airlines that fly from Cardiff to Belgium with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £160Free CancellationRating
7.8
1,388 reviews
Search KLM flights

Why use momondo?

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

It is quick and easy to find Cardiff to Belgium flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belgium that suits you.

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

Yes. All flights to Belgium from Cardiff on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Belgium from Cardiff.

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

Yes. momondo can track prices for Cardiff to Belgium flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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