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Cheap flights from Cardiff to Brussels from £84

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 Brussels departing on 9/5. 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 Cardiff to Brussels

Cheap return flights

Enter your travel dates to find the best prices.
Ryanair Logo
23:30 - 09:35
CWL
-
BRU
9h 05m
1 stop
Ryanair Logo
10:30 - 23:05
BRU
-
CWL
13h 35m
1 stop
£87Ryanair
Wed, 6 May - Wed, 13 May
Ryanair Logo
22:45 - 09:10
CWL
-
BRU
9h 25m
1 stop
Ryanair Logo
19:35 - 06:55
BRU
-
CWL
12h 20m
1 stop
£101Ryanair
Fri, 8 May - Fri, 15 May
Ryanair Logo
22:45 - 09:10
CWL
-
BRU
9h 25m
1 stop
Ryanair Logo
19:35 - 06:55
BRU
-
CWL
12h 20m
1 stop
£102Ryanair
Fri, 8 May - Fri, 15 May
Ryanair Logo
22:10 - 09:10
CWL
-
BRU
10h 00m
1 stop
Ryanair Logo
19:35 - 06:55
BRU
-
CWL
12h 20m
1 stop
£107Ryanair
Mon, 11 May - Fri, 15 May
Ryanair Logo
23:30 - 09:35
CWL
-
BRU
9h 05m
1 stop
Ryanair Logo
10:30 - 23:05
BRU
-
CWL
13h 35m
1 stop
£111Ryanair
Wed, 6 May - Wed, 13 May
Multiple Airlines Logo
13:35 - 09:25
CWL
-
BRU
18h 50m
2 stops
Multiple Airlines Logo
19:35 - 06:55
BRU
-
CWL
12h 20m
1 stop
£117Multiple Airlines
Mon, 11 May - Fri, 15 May
Multiple Airlines Logo
21:10 - 19:25
CWL
-
BRU
21h 15m
2 stops
Multiple Airlines Logo
10:30 - 23:05
BRU
-
CWL
13h 35m
1 stop
£134Multiple Airlines
Wed, 6 May - Wed, 13 May
Ryanair Logo
17:45 - 09:10
CWL
-
BRU
14h 25m
2 stops
Ryanair Logo
19:35 - 06:55
BRU
-
CWL
12h 20m
1 stop
£136Ryanair
Fri, 8 May - Fri, 15 May
Multiple Airlines Logo
13:35 - 09:25
CWL
-
BRU
18h 50m
2 stops
Multiple Airlines Logo
14:40 - 06:55
BRU
-
CWL
17h 15m
2 stops
£173Multiple Airlines
Mon, 11 May - Fri, 15 May
Ryanair Logo
22:50 - 09:20
CWL
-
BRU
9h 30m
1 stop
Ryanair Logo
17:00 - 21:20
BRU
-
CWL
5h 20m
1 stop
£174Ryanair
Thu, 11 Jun - Sun, 14 Jun

KLM flights from Cardiff to Brussels Bruxelles-National Airport

Our best KLM deals on Cardiff to Brussels Bruxelles-National Airport flight tickets
KLM
16 May
CWL17:35Cardiff Wales
13h 00m
1 stop
BRU07:35Brussels Bruxelles-National
17 May
BRU10:35Brussels Bruxelles-National
7h 10m
1 stop
CWL16:45Cardiff Wales
£246
KLM
16 May
CWL17:35Cardiff Wales
13h 00m
1 stop
BRU07:35Brussels Bruxelles-National
17 May
BRU10:35Brussels Bruxelles-National
7h 10m
1 stop
CWL16:45Cardiff Wales
£285
KLM
16 May
CWL17:35Cardiff Wales
3h 40m
1 stop
BRU22:15Brussels Bruxelles-National
17 May
BRU06:20Brussels Bruxelles-National
3h 55m
1 stop
CWL09:15Cardiff Wales
£290

British Airways flights from Cardiff to Brussels Bruxelles-National Airport

Our best British Airways deals on Cardiff to Brussels Bruxelles-National Airport flight tickets
British Airways
14 May
CWL12:00Cardiff Wales
7h 25m
2 stops
BRU20:25Brussels Bruxelles-National
17 May
BRU20:40Brussels Bruxelles-National
15h 50m
2 stops
CWL11:30Cardiff Wales
£433
British Airways
14 May
CWL12:00Cardiff Wales
7h 25m
2 stops
BRU20:25Brussels Bruxelles-National
17 May
BRU20:40Brussels Bruxelles-National
15h 50m
2 stops
CWL11:30Cardiff Wales
£435

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 26 March 2026.
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

Cheapest return flight

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 6/5

23:30-09:35

1 stop9h 05m

Brussels Bruxelles-National

Wed 13/5

10:30-23:05

1 stop13h 35m

£87

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 8/5

22:45-09:10

1 stop9h 25m

Brussels Bruxelles-National

Fri 15/5

19:35-06:55

1 stop12h 20m

£101

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 8/5

22:45-09:10

1 stop9h 25m

Brussels Bruxelles-National

Fri 15/5

19:35-06:55

1 stop12h 20m

£102

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 11/5

22:10-09:10

1 stop10h 00m

Brussels Bruxelles-National

Fri 15/5

19:35-06:55

1 stop12h 20m

£107

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 6/5

23:30-09:35

1 stop9h 05m

Brussels Bruxelles-National

Wed 13/5

10:30-23:05

1 stop13h 35m

£111

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 11/5

13:35-09:25

2 stops18h 50m

Brussels Bruxelles-National

Fri 15/5

19:35-06:55

1 stop12h 20m

£117

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 6/5

21:10-19:25

2 stops21h 15m

Brussels Bruxelles-National

Wed 13/5

10:30-23:05

1 stop13h 35m

£134

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 8/5

17:45-09:10

2 stops14h 25m

Brussels Bruxelles-National

Fri 15/5

19:35-06:55

1 stop12h 20m

£136

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 11/5

13:35-09:25

2 stops18h 50m

Brussels Bruxelles-National

Fri 15/5

14:40-06:55

2 stops17h 15m

£173
Fastest return journey

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Thu 11/6

22:50-09:20

1 stop9h 30m

Brussels Bruxelles-National

Sun 14/6

17:00-21:20

1 stop5h 20m

£174

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 airline that flies from Cardiff Wales to Brussels Bruxelles-National?

Ryanair, KLM, and British Airways are the most popular carriers operating from Cardiff Wales to Brussels Bruxelles-National

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

Fastest flight time

9h 05m

Direct flights

None
The fastest flight from Cardiff to Brussels Bruxelles-National Airport takes 9h 05m
There are no direct flights from Cardiff to Brussels Bruxelles-National Airport. There are no popular flight routes from Cardiff to 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 9h 05m.

  • 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 £221Free CancellationRating
7.8
1,478 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
Waterloo
Spa
Zaventem
Charleroi
Leuven
Mechelen
Namur
Mons
Oostkamp
Hasselt
Aalst
Genk
Dinant
Francorchamps
Knokke-Heist

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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