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Cheap flights from Cardiff to Brussels from £56

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 23/3. 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
22:10 - 09:10
CWL
-
BRU
10h 00m
1 stop
Ryanair Logo
14:50 - 22:25
BRU
-
CWL
8h 35m
1 stop
£78Ryanair
Mon, 13 Apr - Thu, 16 Apr
Ryanair Logo
23:50 - 09:35
CWL
-
BRU
8h 45m
1 stop
Ryanair Logo
10:30 - 23:05
BRU
-
CWL
13h 35m
1 stop
£93Ryanair
Wed, 29 Apr - Wed, 6 May
Ryanair Logo
23:15 - 08:25
CWL
-
CRL
8h 10m
1 stop
Ryanair Logo
09:50 - 22:20
CRL
-
CWL
13h 30m
1 stop
£104Ryanair
Tue, 14 Apr - Fri, 17 Apr
Ryanair Logo
23:50 - 22:15
CWL
-
CRL
21h 25m
2 stops
Ryanair Logo
09:20 - 23:05
CRL
-
CWL
14h 45m
1 stop
£105Ryanair
Wed, 29 Apr - Wed, 6 May
Ryanair Logo
23:15 - 08:25
CWL
-
CRL
8h 10m
1 stop
Ryanair Logo
08:45 - 22:20
CRL
-
CWL
14h 35m
2 stops
£106Ryanair
Tue, 14 Apr - Fri, 17 Apr
Ryanair Logo
22:10 - 09:10
CWL
-
BRU
10h 00m
1 stop
Ryanair Logo
09:35 - 21:45
BRU
-
CWL
13h 10m
1 stop
£112Ryanair
Mon, 13 Apr - Mon, 20 Apr
Ryanair Logo
22:10 - 15:40
CWL
-
CRL
16h 30m
2 stops
Ryanair Logo
09:40 - 21:45
CRL
-
CWL
13h 05m
2 stops
£113Ryanair
Mon, 13 Apr - Mon, 20 Apr
Ryanair Logo
23:15 - 22:55
CWL
-
CRL
22h 40m
2 stops
Ryanair Logo
16:00 - 06:55
CRL
-
CWL
15h 55m
2 stops
£116Ryanair
Tue, 14 Apr - Fri, 17 Apr
Multiple Airlines Logo
23:50 - 09:35
CWL
-
BRU
8h 45m
1 stop
Multiple Airlines Logo
20:55 - 22:25
BRU
-
CWL
26h 30m
2 stops
£128Multiple Airlines
Wed, 29 Apr - Wed, 6 May
Multiple Airlines Logo
22:10 - 09:10
CWL
-
BRU
10h 00m
1 stop
Multiple Airlines Logo
21:25 - 15:50
BRU
-
CWL
19h 25m
2 stops
£143Multiple Airlines
Mon, 13 Apr - Mon, 20 Apr

Ryanair flights from Cardiff to Brussels

Our best Ryanair deals on Cardiff to Brussels flight tickets
Ryanair
13 Apr
CWL22:10Cardiff Wales
10h 00m
1 stop
BRU09:10Brussels Bruxelles-National
16 Apr
BRU14:50Brussels Bruxelles-National
8h 35m
1 stop
CWL22:25Cardiff Wales
£78
Ryanair
29 Apr
CWL23:50Cardiff Wales
8h 45m
1 stop
BRU09:35Brussels Bruxelles-National
6 May
BRU10:30Brussels Bruxelles-National
13h 35m
1 stop
CWL23:05Cardiff Wales
£93
Ryanair
14 Apr
CWL23:15Cardiff Wales
8h 10m
1 stop
CRL08:25Charleroi Brussels
17 Apr
CRL09:50Charleroi Brussels
13h 30m
1 stop
CWL22:20Cardiff Wales
£104

KLM flights from Cardiff to Brussels

Our best KLM deals on Cardiff to Brussels 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
£245
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
13 Aug
CWL17:15Cardiff Wales
4h 00m
1 stop
BRU22:15Brussels Bruxelles-National
27 Aug
BRU08:05Brussels Bruxelles-National
9h 40m
1 stop
CWL16:45Cardiff 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 18 March 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

Cheapest return flight
Fastest return journey

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 13/4

22:10-09:10

1 stop10h 00m

Brussels Bruxelles-National

Thu 16/4

14:50-22:25

1 stop8h 35m

£78

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 29/4

23:50-09:35

1 stop8h 45m

Brussels Bruxelles-National

Wed 6/5

10:30-23:05

1 stop13h 35m

£93

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Tue 14/4

23:15-08:25

1 stop8h 10m

Charleroi Brussels

Fri 17/4

09:50-22:20

1 stop13h 30m

£104

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Wed 29/4

23:50-22:15

2 stops21h 25m

Charleroi Brussels

Wed 6/5

09:20-23:05

1 stop14h 45m

£105

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Tue 14/4

23:15-08:25

1 stop8h 10m

Charleroi Brussels

Fri 17/4

08:45-22:20

2 stops14h 35m

£106

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 13/4

22:10-09:10

1 stop10h 00m

Brussels Bruxelles-National

Mon 20/4

09:35-21:45

1 stop13h 10m

£112

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Mon 13/4

22:10-15:40

2 stops16h 30m

Charleroi Brussels

Mon 20/4

09:40-21:45

2 stops13h 05m

£113

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Tue 14/4

23:15-22:55

2 stops22h 40m

Charleroi Brussels

Fri 17/4

16:00-06:55

2 stops15h 55m

£116

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 29/4

23:50-09:35

1 stop8h 45m

Brussels Bruxelles-National

Wed 6/5

20:55-22:25

2 stops26h 30m

£128

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 13/4

22:10-09:10

1 stop10h 00m

Brussels Bruxelles-National

Mon 20/4

21:25-15:50

2 stops19h 25m

£143

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 airline that flies from Cardiff Wales to Brussels?

Ryanair and British Airways are the most popular carriers operating from Cardiff Wales to Brussels

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

8h 10m

Direct flights

None
The fastest flight from Cardiff to Brussels takes 8h 10m
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 8h 10m.

  • 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 £222Free CancellationRating
7.8
1,471 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