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Cheap flights from Cardiff to Brussels from £106

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 Brussels departing on 25/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Cardiff to Brussels

Cheap return flights

Ryanair Logo
07:55 - 21:05CWL-BRU
12h 10m1 stop
Ryanair Logo
10:00 - 15:55BRU-CWL
6h 55m1 stop
£106Ryanair
Find Deal
Thu, 25 Sep - Tue, 30 Sep
Ryanair Logo
13:10 - 18:05CWL-BRU
3h 55m1 stop
Ryanair Logo
10:00 - 15:55BRU-CWL
6h 55m1 stop
£109Ryanair
Find Deal
Mon, 13 Oct - Tue, 14 Oct
Ryanair Logo
13:10 - 21:55CWL-BRU
7h 45m1 stop
Ryanair Logo
09:30 - 12:45BRU-CWL
4h 15m1 stop
£119Ryanair
Find Deal
Mon, 15 Sep - Mon, 22 Sep
Ryanair Logo
13:10 - 21:55CWL-BRU
7h 45m1 stop
Ryanair Logo
10:00 - 15:55BRU-CWL
6h 55m1 stop
£123Ryanair
Find Deal
Mon, 13 Oct - Tue, 14 Oct
Ryanair Logo
09:00 - 21:30CWL-BRU
11h 30m1 stop
Ryanair Logo
09:30 - 12:45BRU-CWL
4h 15m1 stop
£125Ryanair
Find Deal
Sat, 13 Sep - Mon, 15 Sep
Ryanair Logo
09:00 - 21:30CWL-BRU
11h 30m1 stop
Ryanair Logo
09:30 - 12:45BRU-CWL
4h 15m1 stop
£126Ryanair
Find Deal
Sat, 13 Sep - Mon, 15 Sep
Logo
13:10 - 18:05CWL-BRU
3h 55m1 stop
Logo
22:15 - 19:50BRU-CWL
22h 35m2 stops
£138
Find Deal
Mon, 13 Oct - Tue, 14 Oct
Logo
09:00 - 21:30CWL-BRU
11h 30m1 stop
Logo
22:15 - 15:55BRU-CWL
18h 40m2 stops
£160
Find Deal
Sat, 13 Sep - Mon, 15 Sep
Vueling Logo
11:35 - 09:15CWL-BRU
20h 40m2 stops
Vueling Logo
22:15 - 19:25BRU-CWL
22h 10m2 stops
£296Vueling
Find Deal
Mon, 13 Oct - Tue, 14 Oct
British Airways Logo
12:00 - 20:25CWL-BRU
7h 25m2 stops
British Airways Logo
15:05 - 11:30BRU-CWL
21h 25m2 stops
£445British Airways
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Mon, 13 Oct - Tue, 14 Oct

Ryanair flights from Cardiff to Brussels Bruxelles-National Airport

Our best Ryanair deals on Cardiff to Brussels Bruxelles-National Airport flight tickets
Ryanair
25 Sept
CWL07:55Cardiff Wales
12h 10m
1 stop
BRU21:05Brussels Bruxelles-National
30 Sept
BRU10:00Brussels Bruxelles-National
6h 55m
1 stop
CWL15:55Cardiff Wales
£106
Find similar
Ryanair
13 Oct
CWL13:10Cardiff Wales
3h 55m
1 stop
BRU18:05Brussels Bruxelles-National
14 Oct
BRU10:00Brussels Bruxelles-National
6h 55m
1 stop
CWL15:55Cardiff Wales
£109
Find similar
Ryanair
15 Sept
CWL13:10Cardiff Wales
7h 45m
1 stop
BRU21:55Brussels Bruxelles-National
22 Sept
BRU09:30Brussels Bruxelles-National
4h 15m
1 stop
CWL12:45Cardiff Wales
£119
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Cardiff to Brussels Bruxelles-National Airport 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 August 2025.
Use the filters below to find and compare flights from Cardiff to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Thu 25/9

07:55-21:05

1 stop12h 10m

Brussels Bruxelles-National

Tue 30/9

10:00-15:55

1 stop6h 55m

£106

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 13/10

13:10-18:05

1 stop3h 55m

Brussels Bruxelles-National

Tue 14/10

10:00-15:55

1 stop6h 55m

£109

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 15/9

13:10-21:55

1 stop7h 45m

Brussels Bruxelles-National

Mon 22/9

09:30-12:45

1 stop4h 15m

£119

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 13/10

13:10-21:55

1 stop7h 45m

Brussels Bruxelles-National

Tue 14/10

10:00-15:55

1 stop6h 55m

£123

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 13/9

09:00-21:30

1 stop11h 30m

Brussels Bruxelles-National

Mon 15/9

09:30-12:45

1 stop4h 15m

£125

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 13/9

09:00-21:30

1 stop11h 30m

Brussels Bruxelles-National

Mon 15/9

09:30-12:45

1 stop4h 15m

£126

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 13/10

13:10-18:05

1 stop3h 55m

Brussels Bruxelles-National

Tue 14/10

22:15-19:50

2 stops22h 35m

£138

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 13/9

09:00-21:30

1 stop11h 30m

Brussels Bruxelles-National

Mon 15/9

22:15-15:55

2 stops18h 40m

£160

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 13/10

11:35-09:15

2 stops20h 40m

Brussels Bruxelles-National

Tue 14/10

22:15-19:25

2 stops22h 10m

£296

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 13/10

12:00-20:25

2 stops7h 25m

Brussels Bruxelles-National

Tue 14/10

15:05-11:30

2 stops21h 25m

£445

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Brussels from

How to get the cheapest flight ticket from Cardiff to Brussels Bruxelles-National Airport

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 Brussels Bruxelles-National Airport?

If you don’t want to visit Brussels Bruxelles-National Airport in January, then you should wait until March to fly from Cardiff, when ticket prices are also cheap, with an average price of £191.

What is the cheapest day to depart on your flight to Brussels Bruxelles-National Airport?

Our data shows that Tuesday is the least expensive day to fly to Brussels Bruxelles-National Airport. Tickets to fly out on this day can be as low as £150. On the other hand, Sunday is the most expensive day to depart from Cardiff because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £243.

What is the cheapest time of day to depart on your flight to Brussels Bruxelles-National Airport?

Our data shows that the cheapest Cardiff to Brussels Bruxelles-National Airport flights are usually those with departure times in the morning. Our users have found flights to Brussels Bruxelles-National Airport in the morning for as low as £175. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £214 on average. Flights to Brussels Bruxelles-National Airport from Cardiff in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from Cardiff to Brussels Bruxelles-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Cardiff to Brussels Bruxelles-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Cardiff to Brussels Bruxelles-National Airport (CWL to BRU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Brussels Bruxelles-National Airport

Best price found

£106

Fastest flight time

3h 55m

Direct flights

None
The best flight deal from Cardiff to Brussels Bruxelles-National Airport found on momondo in the last 72 hours is £106
The fastest flight from Cardiff to Brussels Bruxelles-National Airport takes 3h 55m
There are no direct flights from Cardiff to Brussels Bruxelles-National Airport. Popular non-direct route for this connection is Cardiff Wales Airport - Brussels Bruxelles-National Airport.
Search flight deals

  • How far is Cardiff Wales to Brussels Bruxelles-National by plane?

    The distance between Cardiff Wales and Brussels Bruxelles-National is about 333.9 mi. By plane, this route typically takes 3h 55m.

  • When did momondo last update prices for flights from Cardiff Wales Airport to Brussels Bruxelles-National Airport?

    Prices for flights from Cardiff Wales Airport to Brussels Bruxelles-National Airport were last updated today.

  • How many operators does momondo search for flights from Cardiff Wales Airport to Brussels Bruxelles-National Airport?

  • How old do you have to be to fly from Cardiff Wales Airport to Brussels Bruxelles-National Airport?

    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 Brussels Bruxelles-National Airport.

  • What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?

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

  • What is the most popular airline from Cardiff to Brussels Bruxelles-National Airport?

Best airlines flying from Cardiff to Brussels Bruxelles-National Airport

Compare and see reviews for airlines that fly from Cardiff to Brussels Bruxelles-National Airport with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £163Free CancellationRating
7.8
1,384 reviews
Search KLM flights

Travelling to a place near Brussels?

Book flights to Brussels if you plan to visit one of these locations
Bruges
Ghent
Ypres
Charleroi
Spa
Leuven
Namur
Waterloo
Knokke-Heist
Hasselt
Mons
Aalst
Mechelen
Genk
Dinant
Francorchamps
Oostkamp
Zaventem

Why use momondo?

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

It is quick and easy to find Cardiff to Brussels 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 Brussels that suits you.

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

Yes. momondo allows you to filter the results for Cardiff to Brussels flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Cardiff to Brussels.

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

Yes. momondo can track prices for Cardiff to Brussels 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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