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Cheap flights from Cardiff to Brussels from £107

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 13/3. 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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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
£107Ryanair
Fri, 13 Mar - Fri, 20 Mar
Ryanair Logo
20:05 - 09:05
CWL
-
BRU
12h 00m
1 stop
Ryanair Logo
09:05 - 19:40
BRU
-
CWL
11h 35m
1 stop
£115Ryanair
Sat, 14 Mar - Sat, 21 Mar
Ryanair Logo
20:05 - 08:15
CWL
-
BRU
11h 10m
1 stop
Ryanair Logo
19:45 - 22:50
BRU
-
CWL
4h 05m
1 stop
£117Ryanair
Sat, 28 Mar - Tue, 31 Mar
Ryanair Logo
22:25 - 08:30
CWL
-
BRU
9h 05m
1 stop
Ryanair Logo
19:10 - 19:40
BRU
-
CWL
25h 30m
2 stops
£148Ryanair
Fri, 13 Mar - Fri, 20 Mar
Multiple Airlines Logo
20:25 - 14:35
CWL
-
BRU
17h 10m
2 stops
Multiple Airlines Logo
10:15 - 19:40
BRU
-
CWL
10h 25m
1 stop
£170Multiple Airlines
Sat, 14 Mar - Sat, 21 Mar
Multiple Airlines Logo
20:25 - 14:35
CWL
-
BRU
17h 10m
2 stops
Multiple Airlines Logo
09:05 - 19:45
BRU
-
CWL
11h 40m
2 stops
£223Multiple Airlines
Sat, 14 Mar - Sat, 21 Mar
Multiple Airlines Logo
22:25 - 17:30
CWL
-
BRU
18h 05m
2 stops
Multiple Airlines Logo
07:00 - 22:00
BRU
-
CWL
16h 00m
2 stops
£228Multiple Airlines
Fri, 13 Mar - Fri, 20 Mar
Multiple Airlines Logo
20:05 - 16:40
CWL
-
BRU
19h 35m
3 stops
Multiple Airlines Logo
19:45 - 22:50
BRU
-
CWL
4h 05m
1 stop
£236Multiple Airlines
Sat, 28 Mar - Tue, 31 Mar
KLM Logo
09:45 - 14:40
CWL
-
BRU
3h 55m
1 stop
KLM Logo
15:10 - 09:15
BRU
-
CWL
19h 05m
1 stop
£240KLM
Mon, 11 May - Fri, 15 May
KLM Logo
09:45 - 14:40
CWL
-
BRU
3h 55m
1 stop
KLM Logo
06:20 - 09:15
BRU
-
CWL
3h 55m
1 stop
£247KLM
Sat, 16 May - Sun, 17 May

Ryanair flights from Cardiff to Brussels

Our best Ryanair deals on Cardiff to Brussels flight tickets
Ryanair
13 Mar
CWL22:25Cardiff Wales
9h 05m
1 stop
BRU08:30Brussels Bruxelles-National
20 Mar
BRU18:30Brussels Bruxelles-National
4h 30m
1 stop
CWL22:00Cardiff Wales
£107
Ryanair
14 Mar
CWL20:05Cardiff Wales
12h 00m
1 stop
BRU09:05Brussels Bruxelles-National
21 Mar
BRU09:05Brussels Bruxelles-National
11h 35m
1 stop
CWL19:40Cardiff Wales
£115
Ryanair
28 Mar
CWL20:05Cardiff Wales
11h 10m
1 stop
BRU08:15Brussels Bruxelles-National
31 Mar
BRU19:45Brussels Bruxelles-National
4h 05m
1 stop
CWL22:50Cardiff Wales
£117

KLM flights from Cardiff to Brussels

Our best KLM deals on Cardiff to Brussels flight tickets
KLM
11 May
CWL09:45Cardiff Wales
3h 55m
1 stop
BRU14:40Brussels Bruxelles-National
15 May
BRU15:10Brussels Bruxelles-National
19h 05m
1 stop
CWL09:15Cardiff Wales
£240
KLM
16 May
CWL09:45Cardiff Wales
3h 55m
1 stop
BRU14:40Brussels Bruxelles-National
17 May
BRU08:05Brussels Bruxelles-National
9h 40m
1 stop
CWL16:45Cardiff Wales
£246
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
£247

momondo Fare Finder

 
Customise your flight search to find flights from Cardiff to Brussels 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 29 January 2026.
Use the filters below to find and compare flights from Cardiff to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 13/3

22:25-08:30

1 stop9h 05m

Brussels Bruxelles-National

Fri 20/3

18:30-22:00

1 stop4h 30m

£107

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 14/3

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Sat 21/3

09:05-19:40

1 stop11h 35m

£115

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 28/3

20:05-08:15

1 stop11h 10m

Brussels Bruxelles-National

Tue 31/3

19:45-22:50

1 stop4h 05m

£117

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 13/3

22:25-08:30

1 stop9h 05m

Brussels Bruxelles-National

Fri 20/3

19:10-19:40

2 stops25h 30m

£148

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 14/3

20:25-14:35

2 stops17h 10m

Brussels Bruxelles-National

Sat 21/3

10:15-19:40

1 stop10h 25m

£170

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 14/3

20:25-14:35

2 stops17h 10m

Brussels Bruxelles-National

Sat 21/3

09:05-19:45

2 stops11h 40m

£223

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 13/3

22:25-17:30

2 stops18h 05m

Brussels Bruxelles-National

Fri 20/3

07:00-22:00

2 stops16h 00m

£228

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 28/3

20:05-16:40

3 stops19h 35m

Brussels Bruxelles-National

Tue 31/3

19:45-22:50

1 stop4h 05m

£236

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 11/5

09:45-14:40

1 stop3h 55m

Brussels Bruxelles-National

Fri 15/5

15:10-09:15

1 stop19h 05m

£240

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 16/5

09:45-14:40

1 stop3h 55m

Brussels Bruxelles-National

Sun 17/5

06:20-09:15

1 stop3h 55m

£247

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

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?

In general, October is the cheapest month to fly from Cardiff to Brussels. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £129. If you are unable to visit Brussels during the month of October, then departing from Cardiff during the month March is also very affordable. Most momondo users find prices during this month for around £189.

Cheap Cardiff to Brussels flight deals and tips

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

Fastest flight time

3h 55m

Direct flights

None
The fastest flight from Cardiff to Brussels takes 3h 55m
There are no direct flights from Cardiff to Brussels. There are no popular flight routes from Cardiff to Brussels.
Search flight deals

  • How far is Cardiff Wales to Brussels by plane?

    There are 328.7 mi between Cardiff Wales and Brussels. In terms of flight time, this usually takes a little over 3h 55m.

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

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

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

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

    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.

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

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

Best airlines flying from Cardiff to Brussels

Compare and see reviews for airlines that fly from Cardiff to Brussels with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £208Free CancellationRating
7.7
1,443 reviews
Search KLM flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Cardiff to Brussels. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Brussels from Cardiff which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Cardiff to Brussels flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Cardiff to Brussels now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Brussels and let you know when they change.

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Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 27.4 mi from Brussels
Brussels Bruxelles-National Airport
Charleroi Brussels Airport