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Cheap flights from Cardiff to Brussels from £96

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 10/1. 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
20:05 - 09:05
CWL
-
BRU
12h 00m1 stop
Ryanair Logo
09:05 - 19:40
BRU
-
CWL
11h 35m1 stop
£96Ryanair
Sat, 10 Jan - Sat, 17 Jan
Multiple Airlines Logo
20:05 - 09:05
CWL
-
BRU
12h 00m1 stop
Multiple Airlines Logo
10:15 - 19:40
BRU
-
CWL
10h 25m1 stop
£108Multiple Airlines
Sat, 24 Jan - Sat, 31 Jan
Ryanair Logo
20:05 - 09:05
CWL
-
BRU
12h 00m1 stop
Ryanair Logo
09:05 - 09:40
BRU
-
CWL
25h 35m2 stops
£114Ryanair
Sat, 10 Jan - Sat, 17 Jan
Multiple Airlines Logo
20:05 - 09:05
CWL
-
BRU
12h 00m1 stop
Multiple Airlines Logo
20:50 - 18:00
BRU
-
CWL
22h 10m2 stops
£133Multiple Airlines
Sat, 24 Jan - Sat, 31 Jan
Ryanair Logo
20:05 - 22:05
CWL
-
CRL
25h 00m2 stops
Ryanair Logo
07:00 - 19:40
CRL
-
CWL
13h 40m2 stops
£137Ryanair
Sat, 10 Jan - Sat, 17 Jan
Ryanair Logo
22:25 - 08:30
CWL
-
BRU
9h 05m1 stop
Ryanair Logo
16:05 - 15:30
BRU
-
CWL
24h 25m1 stop
£137Ryanair
Fri, 26 Dec - Tue, 30 Dec
Ryanair Logo
21:20 - 09:05
CWL
-
BRU
10h 45m1 stop
Ryanair Logo
09:40 - 20:55
BRU
-
CWL
12h 15m1 stop
£137Ryanair
Sun, 25 Jan - Sun, 1 Feb
Multiple Airlines Logo
20:05 - 22:05
CWL
-
CRL
25h 00m2 stops
Multiple Airlines Logo
06:40 - 19:45
CRL
-
CWL
14h 05m1 stop
£155Multiple Airlines
Sat, 10 Jan - Sat, 17 Jan
Ryanair Logo
20:05 - 18:55
CWL
-
BRU
21h 50m2 stops
Ryanair Logo
09:05 - 09:40
BRU
-
CWL
25h 35m2 stops
£161Ryanair
Sat, 10 Jan - Sat, 17 Jan
Multiple Airlines Logo
21:20 - 14:35
CWL
-
BRU
16h 15m2 stops
Multiple Airlines Logo
09:40 - 20:55
BRU
-
CWL
12h 15m1 stop
£164Multiple Airlines
Sun, 25 Jan - Sun, 1 Feb

Ryanair flights from Cardiff to Brussels

Our best Ryanair deals on Cardiff to Brussels flight tickets
Ryanair
10 Jan
CWL20:05Cardiff Wales
12h 00m
1 stop
BRU09:05Brussels Bruxelles-National
17 Jan
BRU09:05Brussels Bruxelles-National
11h 35m
1 stop
CWL19:40Cardiff Wales
£96
Find similar
Ryanair
10 Jan
CWL20:05Cardiff Wales
12h 00m
1 stop
BRU09:05Brussels Bruxelles-National
17 Jan
BRU09:05Brussels Bruxelles-National
25h 35m
2 stops
CWL09:40Cardiff Wales
£114
Find similar
Ryanair
26 Dec
CWL22:25Cardiff Wales
9h 05m
1 stop
BRU08:30Brussels Bruxelles-National
30 Dec
BRU16:05Brussels Bruxelles-National
24h 25m
1 stop
CWL15:30Cardiff Wales
£137
Find similar

British Airways flights from Cardiff to Brussels

Our best British Airways deals on Cardiff to Brussels flight tickets
British Airways
26 Dec
CWL08:35Cardiff Wales
9h 55m
2 stops
BRU19:30Brussels Bruxelles-National
31 Dec
BRU14:35Brussels Bruxelles-National
18h 30m
2 stops
CWL08:05Cardiff Wales
£544
Find similar
British Airways
26 Dec
CWL08:35Cardiff Wales
23h 10m
2 stops
BRU08:45Brussels Bruxelles-National
30 Dec
BRU17:30Brussels Bruxelles-National
39h 35m
2 stops
CWL08:05Cardiff Wales
£551
Find similar

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 12 December 2025.
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

Sat 10/1

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Sat 17/1

09:05-19:40

1 stop11h 35m

£96

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 24/1

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Sat 31/1

10:15-19:40

1 stop10h 25m

£108

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 10/1

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Sat 17/1

09:05-09:40

2 stops25h 35m

£114

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 24/1

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Sat 31/1

20:50-18:00

2 stops22h 10m

£133

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Sat 10/1

20:05-22:05

2 stops25h 00m

Charleroi Brussels

Sat 17/1

07:00-19:40

2 stops13h 40m

£137

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 26/12

22:25-08:30

1 stop9h 05m

Brussels Bruxelles-National

Tue 30/12

16:05-15:30

1 stop24h 25m

£137

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sun 25/1

21:20-09:05

1 stop10h 45m

Brussels Bruxelles-National

Sun 1/2

09:40-20:55

1 stop12h 15m

£137

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Sat 10/1

20:05-22:05

2 stops25h 00m

Charleroi Brussels

Sat 17/1

06:40-19:45

1 stop14h 05m

£155

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 10/1

20:05-18:55

2 stops21h 50m

Brussels Bruxelles-National

Sat 17/1

09:05-09:40

2 stops25h 35m

£161

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sun 25/1

21:20-14:35

2 stops16h 15m

Brussels Bruxelles-National

Sun 1/2

09:40-20:55

1 stop12h 15m

£164

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 £133. 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.

What is the cheapest day to depart on your flight to Brussels?

Our data shows that Tuesday is the least expensive day to fly to Brussels. Tickets to fly out on this day can be as low as £148. 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 £240.

What is the cheapest time of day to depart on your flight to Brussels?

According to our data, the cheapest time of day to fly to Brussels is in the morning. momondo users have found flights departing from Cardiff to Brussels in the morning for as low as £173. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Brussels, so prices are often more expensive at around £211 per ticket.

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

9h 55m

Direct flights

None
The fastest flight from Cardiff to Brussels takes 9h 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 9h 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 £172Free CancellationRating
7.7
1,432 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