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Cheap flights from Cardiff to Brussels from £105

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 20/3. 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 Brussels

Cheap return flights

Enter your travel dates to find the best prices.
Ryanair Logo
22:25 - 08:30
CWL
-
BRU
9h 05m
1 stop
Ryanair Logo
18:30 - 22:00
BRU
-
CWL
4h 30m
1 stop
£105Ryanair
Fri, 20 Mar - Fri, 27 Mar
Ryanair Logo
15:55 - 08:50
CWL
-
BRU
15h 55m
1 stop
Ryanair Logo
17:00 - 10:05
BRU
-
CWL
18h 05m
1 stop
£118Ryanair
Wed, 18 Mar - Wed, 25 Mar
Multiple Airlines Logo
19:35 - 14:50
CWL
-
BRU
18h 15m
2 stops
Multiple Airlines Logo
21:30 - 10:05
BRU
-
CWL
13h 35m
1 stop
£127Multiple Airlines
Wed, 18 Mar - Wed, 25 Mar
Multiple Airlines Logo
19:35 - 16:30
CWL
-
BRU
19h 55m
2 stops
Multiple Airlines Logo
09:10 - 15:30
BRU
-
CWL
7h 20m
1 stop
£135Multiple Airlines
Wed, 18 Mar - Wed, 25 Mar
Ryanair Logo
22:25 - 08:30
CWL
-
BRU
9h 05m
1 stop
Ryanair Logo
08:45 - 22:00
BRU
-
CWL
14h 15m
2 stops
£137Ryanair
Fri, 20 Mar - Fri, 27 Mar
Multiple Airlines Logo
19:35 - 14:50
CWL
-
BRU
18h 15m
2 stops
Multiple Airlines Logo
08:30 - 19:10
BRU
-
CWL
11h 40m
2 stops
£148Multiple Airlines
Wed, 18 Mar - Wed, 25 Mar
Multiple Airlines Logo
19:35 - 14:50
CWL
-
BRU
18h 15m
2 stops
Multiple Airlines Logo
21:55 - 15:10
BRU
-
CWL
18h 15m
2 stops
£150Multiple Airlines
Wed, 18 Mar - Wed, 25 Mar
Multiple Airlines Logo
22:25 - 08:30
CWL
-
BRU
9h 05m
1 stop
Multiple Airlines Logo
20:25 - 19:40
BRU
-
CWL
24h 15m
3 stops
£189Multiple Airlines
Fri, 20 Mar - Fri, 27 Mar
Multiple Airlines Logo
16:45 - 14:30
CWL
-
BRU
20h 45m
1 stop
Multiple Airlines Logo
18:30 - 22:00
BRU
-
CWL
4h 30m
1 stop
£196Multiple Airlines
Tue, 17 Feb - Fri, 20 Feb
Multiple Airlines Logo
19:35 - 18:15
CWL
-
BRU
21h 40m
3 stops
Multiple Airlines Logo
08:30 - 19:10
BRU
-
CWL
11h 40m
2 stops
£199Multiple Airlines
Wed, 18 Mar - Wed, 25 Mar

Ryanair flights from Cardiff to Brussels Bruxelles-National Airport

Our best Ryanair deals on Cardiff to Brussels Bruxelles-National Airport flight tickets
Ryanair
20 Mar
CWL22:25Cardiff Wales
9h 05m
1 stop
BRU08:30Brussels Bruxelles-National
27 Mar
BRU18:30Brussels Bruxelles-National
4h 30m
1 stop
CWL22:00Cardiff Wales
£105
Ryanair
4 Feb
CWL15:55Cardiff Wales
15h 55m
1 stop
BRU08:50Brussels Bruxelles-National
10 Feb
BRU18:25Brussels Bruxelles-National
22h 05m
1 stop
CWL15:30Cardiff Wales
£114
Ryanair
18 Mar
CWL15:55Cardiff Wales
15h 55m
1 stop
BRU08:50Brussels Bruxelles-National
25 Mar
BRU17:00Brussels Bruxelles-National
18h 05m
1 stop
CWL10:05Cardiff Wales
£118

KLM flights from Cardiff to Brussels Bruxelles-National Airport

Our best KLM deals on Cardiff to Brussels Bruxelles-National Airport flight tickets
KLM
28 May
CWL09:45Cardiff Wales
11h 30m
1 stop
BRU22:15Brussels Bruxelles-National
30 May
BRU15:10Brussels Bruxelles-National
19h 05m
1 stop
CWL09:15Cardiff Wales
£248
KLM
8 Apr
CWL09:45Cardiff Wales
11h 30m
1 stop
BRU22:15Brussels Bruxelles-National
11 Apr
BRU06:20Brussels Bruxelles-National
3h 55m
1 stop
CWL09:15Cardiff Wales
£250
KLM
16 May
CWL09:45Cardiff Wales
3h 55m
1 stop
BRU14:40Brussels Bruxelles-National
17 May
BRU06:20Brussels Bruxelles-National
3h 55m
1 stop
CWL09:15Cardiff Wales
£255

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 3 February 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

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 20/3

22:25-08:30

1 stop9h 05m

Brussels Bruxelles-National

Fri 27/3

18:30-22:00

1 stop4h 30m

£105

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 18/3

15:55-08:50

1 stop15h 55m

Brussels Bruxelles-National

Wed 25/3

17:00-10:05

1 stop18h 05m

£118

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 18/3

19:35-14:50

2 stops18h 15m

Brussels Bruxelles-National

Wed 25/3

21:30-10:05

1 stop13h 35m

£126

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 18/3

19:35-16:30

2 stops19h 55m

Brussels Bruxelles-National

Wed 25/3

09:10-15:30

1 stop7h 20m

£135

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 20/3

22:25-08:30

1 stop9h 05m

Brussels Bruxelles-National

Fri 27/3

08:45-22:00

2 stops14h 15m

£137

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 18/3

19:35-14:50

2 stops18h 15m

Brussels Bruxelles-National

Wed 25/3

08:30-19:10

2 stops11h 40m

£148

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 18/3

19:35-14:50

2 stops18h 15m

Brussels Bruxelles-National

Wed 25/3

21:55-15:10

2 stops18h 15m

£150

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 20/3

22:25-08:30

1 stop9h 05m

Brussels Bruxelles-National

Fri 27/3

20:25-19:40

3 stops24h 15m

£189

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Tue 17/2

16:45-14:30

1 stop20h 45m

Brussels Bruxelles-National

Fri 20/2

18:30-22:00

1 stop4h 30m

£196

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 18/3

19:35-18:15

3 stops21h 40m

Brussels Bruxelles-National

Wed 25/3

08:30-19:10

2 stops11h 40m

£199

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 October, then you should wait until March to fly from Cardiff, when ticket prices are also cheap, with an average price of £191.

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

3h 55m

Direct flights

None
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. 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 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 £210Free CancellationRating
7.7
1,448 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
Zaventem
Spa
Charleroi
Leuven
Mons
Mechelen
Namur
Oostkamp
Hasselt
Genk
Aalst
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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