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Cheap flights from Cardiff to Belgium from £81

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Belgium departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Cardiff to Belgium

Cheap return flights

Enter your travel dates to find the best prices.
Ryanair Logo
20:05 - 09:05CWL-BRU
12h 00m1 stop
Ryanair Logo
09:05 - 19:40BRU-CWL
11h 35m1 stop
£81Ryanair
Find Deal
Sat, 10 Jan - Sat, 17 Jan
Ryanair Logo
20:05 - 09:05CWL-BRU
12h 00m1 stop
Ryanair Logo
09:05 - 09:40BRU-CWL
25h 35m2 stops
£119Ryanair
Find Deal
Sat, 10 Jan - Sat, 17 Jan
Multiple Airlines Logo
20:05 - 09:05CWL-BRU
12h 00m1 stop
Multiple Airlines Logo
06:00 - 16:05BRU-CWL
11h 05m1 stop
£123Multiple Airlines
Find Deal
Sat, 6 Dec - Tue, 9 Dec
Ryanair Logo
20:05 - 09:05CWL-BRU
12h 00m1 stop
Ryanair Logo
09:50 - 13:25BRU-CWL
28h 35m2 stops
£136Ryanair
Find Deal
Sat, 6 Dec - Tue, 9 Dec
Ryanair Logo
20:05 - 18:40CWL-CRL
21h 35m2 stops
Ryanair Logo
16:50 - 15:30CRL-CWL
23h 40m2 stops
£152Ryanair
Find Deal
Sat, 6 Dec - Tue, 9 Dec
Multiple Airlines Logo
20:05 - 18:40CWL-CRL
21h 35m2 stops
Multiple Airlines Logo
10:05 - 20:15CRL-CWL
11h 10m1 stop
£155Multiple Airlines
Find Deal
Sat, 6 Dec - Tue, 9 Dec
Multiple Airlines Logo
20:05 - 19:05CWL-BRU
22h 00m2 stops
Multiple Airlines Logo
09:05 - 09:40BRU-CWL
25h 35m2 stops
£169Multiple Airlines
Find Deal
Sat, 10 Jan - Sat, 17 Jan
Ryanair Logo
10:30 - 17:35CWL-BRU
6h 05m1 stop
Ryanair Logo
09:40 - 20:55BRU-CWL
12h 15m1 stop
£175Ryanair
Find Deal
Thu, 22 Jan - Sun, 25 Jan
Multiple Airlines Logo
10:30 - 17:35CWL-BRU
6h 05m1 stop
Multiple Airlines Logo
21:55 - 23:05BRU-CWL
26h 10m2 stops
£186Multiple Airlines
Find Deal
Thu, 22 Jan - Sun, 25 Jan
Multiple Airlines Logo
20:05 - 22:15CWL-BRU
25h 10m2 stops
Multiple Airlines Logo
09:50 - 13:25BRU-CWL
28h 35m2 stops
£192Multiple Airlines
Find Deal
Sat, 6 Dec - Tue, 9 Dec

Ryanair flights from Cardiff to Belgium

Our best Ryanair deals on Cardiff to Belgium flight tickets
Ryanair
10 Jan
CWL20:05Cardiff Wales
12h 00m
1 stop
BRU09:05Brussels Bruxelles-National
17 Jan
BRU09:05Brussels Bruxelles-National
11h 35m
1 stop
CWL19:40Cardiff Wales
£81
Find similar
Ryanair
10 Jan
CWL20:05Cardiff Wales
12h 00m
1 stop
BRU09:05Brussels Bruxelles-National
17 Jan
BRU09:05Brussels Bruxelles-National
25h 35m
2 stops
CWL09:40Cardiff Wales
£119
Find similar
Ryanair
6 Dec
CWL20:05Cardiff Wales
12h 00m
1 stop
BRU09:05Brussels Bruxelles-National
9 Dec
BRU09:50Brussels Bruxelles-National
28h 35m
2 stops
CWL13:25Cardiff Wales
£136
Find similar

KLM flights from Cardiff to Belgium

Our best KLM deals on Cardiff to Belgium flight tickets
KLM
13 Dec
CWL17:25Cardiff Wales
3h 55m
1 stop
BRU22:20Brussels Bruxelles-National
15 Dec
BRU14:45Brussels Bruxelles-National
3h 00m
1 stop
CWL16:45Cardiff Wales
£313
Find similar
KLM
13 Dec
CWL17:25Cardiff Wales
3h 55m
1 stop
BRU22:20Brussels Bruxelles-National
15 Dec
BRU14:45Brussels Bruxelles-National
20h 05m
1 stop
CWL09:50Cardiff Wales
£328
Find similar
KLM
25 Mar
CWL17:25Cardiff Wales
3h 55m
1 stop
BRU22:20Brussels Bruxelles-National
27 Mar
BRU06:15Brussels Bruxelles-National
4h 35m
1 stop
CWL09:50Cardiff Wales
£348
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 27 November 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 10/1

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Sat 17/1

09:05-19:40

1 stop11h 35m

£81

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 10/1

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Sat 17/1

09:05-09:40

2 stops25h 35m

£119

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 6/12

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Tue 9/12

06:00-16:05

1 stop11h 05m

£123

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 6/12

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Tue 9/12

09:50-13:25

2 stops28h 35m

£136

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Sat 6/12

20:05-18:40

2 stops21h 35m

Charleroi Brussels

Tue 9/12

16:50-15:30

2 stops23h 40m

£152

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Sat 6/12

20:05-18:40

2 stops21h 35m

Charleroi Brussels

Tue 9/12

10:05-20:15

1 stop11h 10m

£155

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 10/1

20:05-19:05

2 stops22h 00m

Brussels Bruxelles-National

Sat 17/1

09:05-09:40

2 stops25h 35m

£169

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Thu 22/1

10:30-17:35

1 stop6h 05m

Brussels Bruxelles-National

Sun 25/1

09:40-20:55

1 stop12h 15m

£175

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Thu 22/1

10:30-17:35

1 stop6h 05m

Brussels Bruxelles-National

Sun 25/1

21:55-23:05

2 stops26h 10m

£186

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 6/12

20:05-22:15

2 stops25h 10m

Brussels Bruxelles-National

Tue 9/12

09:50-13:25

2 stops28h 35m

£192

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 October is, on average, the cheapest month to fly to Belgium from Cardiff, with most prices found around £135. If you aren’t able to travel during the month of October, then book flights to Belgium from Cardiff during March instead. Flights to Belgium in March, while not as cheap as those in October, still average around £192.

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 £150. 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 £243.

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 £176. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £214 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

Fastest flight time

3h 55m

Direct flights

None
The fastest flight from Cardiff to Belgium takes 3h 55m
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 £168Free CancellationRating
7.7
1,423 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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