How long is the flight from Cardiff to Brussels?

There are many flights that can get you from Cardiff to Brussels in 9h 40m. Fly via Ryanair to get the fastest option. Cardiff and Brussels are separated by a distance of 341 mi.

What is the cheapest airline to fly from Cardiff to Brussels round-trip?

According to our current data, KLM (£220), offers the cheapest pricing from Cardiff to Brussels. KLM is priced at 38% lower than the current average price of a flight leaving 3 months from now.

In terms of precipitation, rainfall in Brussels ranges from 40.0 - 80.0 inches per month. January is typically the wettest month, when rainfall can reach 80.0 mm. August is typically the driest time to visit Brussels when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Brussels, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 3.0 C).

What is the cheapest time of day to fly from CWL to BRU?

When flying from Cardiff to Brussels, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Cardiff to Brussels?

Cardiff Wales (CWL), located 9.1 mi from the city center, is the airport you fly out of when you book flights from Cardiff to Brussels. 1 airline have flights from Cardiff Wales to Brussels on a regular basis. Booking flights from Cardiff Wales to Brussels should not be difficult; the airport handles an average of 0 outbound flights to Brussels per day.

Can I find deals for flights from Cardiff to Brussels that include hotel bookings?

Yes. In addition to deals on Cardiff to Brussels flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Cardiff to Brussels?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Brussels.

Can I find deals for business class flights from Cardiff to Brussels?

Yes. Cheapflights offers flight deals from Cardiff to Brussels by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£50+ Cheap Flights from Cardiff to Brussels

Cheap flight deals from Cardiff to Brussels

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Cardiff to Brussels
Explore the most affordable flight options available from Cardiff to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.

Tue 6/1023:15 -

1 stop9h 40m

Fri 9/1010:20 -

1 stop13h 00m

Deal found 15/9£110

Mon 12/1022:10 -

2 stops21h 05m

Mon 19/1009:40 -

2 stops13h 05m

Deal found 13/9£113

Fri 30/1023:10 -

1 stop9h 30m

Sun 1/1120:50 -

1 stop12h 20m

Deal found 12/9£120

Fri 30/1023:10 -

1 stop8h 50m

Sun 1/1117:35 -

1 stop6h 50m

Deal found 16/9£129

Tue 13/1023:15 -

1 stop9h 40m

Fri 16/1010:20 -

1 stop13h 00m

Deal found 14/9£131

Sat 31/1023:50 -

1 stop9h 05m

Sat 7/1121:10 -

1 stop12h 30m

Deal found 16/9£134

Sun 11/1014:45 -

2 stops18h 30m

Sun 18/1006:50 -

2 stops15h 30m

Deal found 13/9£146

Sat 31/1023:50 -

1 stop9h 05m

Sat 7/1109:35 -

2 stops24h 05m

Deal found 16/9£146

Tue 6/1023:15 -

2 stops19h 40m

Fri 9/1021:25 -

1 stop10h 30m

Deal found 15/9£167

Sun 25/1023:50 -

1 stop8h 20m

Sat 31/1018:50 -

1 stop5h 35m

Deal found 14/9£173

Wed 14/1023:50 -

1 stop8h 45m

Sun 18/1017:00 -

1 stop5h 20m

Deal found 13/9£174

Fri 30/1023:10 -

2 stops15h 20m

Sun 1/1107:30 -

2 stops16h 55m

Deal found 14/9£179

Best flights from Cardiff to Brussels
Discover carefully curated flight deals from Cardiff to Brussels that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Tue 6/1023:15 -

1 stop9h 40m

Fri 9/1010:20 -

1 stop13h 00m

Deal found 15/9£110

Fri 30/1023:10 -

1 stop9h 30m

Sun 1/1120:50 -

1 stop12h 20m

Deal found 12/9£120

Mon 26/1017:30 -

1 stop3h 50m

Mon 2/1106:15 -

1 stop4h 35m

Deal found 11/9£245

Sat 31/1023:50 -

1 stop9h 05m

Sat 7/1121:10 -

1 stop12h 30m

Deal found 16/9£134

Fri 30/1023:10 -

2 stops15h 20m

Sun 1/1107:30 -

2 stops16h 55m

Deal found 16/9£174

Tue 6/1023:15 -

2 stops19h 40m

Fri 9/1021:25 -

1 stop10h 30m

Deal found 15/9£167

Mon 12/1013:35 -

1 stop7h 35m

Mon 19/1009:40 -

2 stops13h 05m

Deal found 13/9£196

Thu 15/1022:50 -

1 stop8h 50m

Sun 18/1017:05 -

1 stop17h 55m

Deal found 13/9£203

Thu 15/1017:15 -

1 stop4h 00m

Sat 17/1008:05 -

1 stop10h 00m

Deal found 13/9£248

Mon 12/1022:10 -

2 stops13h 40m

Mon 19/1019:40 -

3 stops26h 40m

Deal found 13/9£213

Fri 11/1217:30 -

1 stop3h 50m

Mon 14/1214:45 -

1 stop3h 15m

Deal found 11/9£254

Tue 13/1023:15 -

1 stop9h 40m

Fri 16/1006:20 -

3 stops17h 00m

Deal found 14/9£216

Fri 30/1023:10 -

2 stops15h 20m

Sun 1/1108:55 -

3 stops15h 30m

Deal found 12/9£235

Thu 15/1009:00 -

1 stop8h 40m

Sat 17/1019:40 -

2 stops14h 30m

Deal found 13/9£285

Thu 3/1217:30 -

1 stop14h 20m

Sun 6/1209:15 -

2 stops25h 35m

Deal found 13/9£263

Find flight deals from Cardiff to Brussels

Round-trip from	£110
One-way from	£50
Popular in	July
Cheapest in	June
Average price	£322

Ryanair
6/10-9/10
2 total stops
22h 40m total
Cardiff to Brussels

Search Deals

Ryanair
9/10-31/12
1 total stop
9h 25m total
Cardiff to Brussels

Search Deals

Highest demand for flights based on searches. 35% potential increase in price (£147 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 46% potential price decrease (£83 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffBrussels

CWL Cardiff Wales - BRU Brussels Bruxelles-National

CWLBRU

Cardiff Wales

Fri 9/10

22:45-09:10

1 stop9h 25m

Brussels Bruxelles-National

Wed 31/12

00:00-00:00

Nonstop0h 00m

£50

CardiffBrussels

CWL Cardiff Wales - CRL Charleroi Brussels

CWLCRL

Cardiff Wales

Fri 9/10

22:45-15:30

2 stops15h 45m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£81

CardiffBrussels

CWL Cardiff Wales - BRU Brussels Bruxelles-National

CWLBRU

Cardiff Wales

Tue 6/10

23:15-09:55

1 stop9h 40m

Brussels Bruxelles-National

Fri 9/10

10:20-22:20

1 stop13h 00m

£110

CardiffBrussels

CWL Cardiff Wales - BRU Brussels Bruxelles-National

CWLBRU

Cardiff Wales

Fri 30/10

23:10-09:40

1 stop9h 30m

Brussels Bruxelles-National

Sun 1/11

20:50-08:10

1 stop12h 20m

£120

CardiffBrussels

CWL Cardiff Wales - BRU Brussels Bruxelles-National

CWLBRU

Cardiff Wales

Fri 9/10

17:45-11:00

3 stops40h 15m

Brussels Bruxelles-National

Wed 31/12

00:00-00:00

Nonstop0h 00m

£128

CardiffBrussels

CWL Cardiff Wales - BRU Brussels Bruxelles-National

CWLBRU

Cardiff Wales

Sat 31/10

23:50-09:55

1 stop9h 05m

Brussels Bruxelles-National

Sat 7/11

21:10-08:40

1 stop12h 30m

£134

CardiffBrussels

CWL Cardiff Wales - BRU Brussels Bruxelles-National

CWLBRU

Cardiff Wales

Tue 6/10

23:15-19:55

2 stops19h 40m

Brussels Bruxelles-National

Fri 9/10

21:25-06:55

1 stop10h 30m

£167

CardiffBrussels

CWL Cardiff Wales - CRL Charleroi Brussels

CWLCRL

Cardiff Wales

Fri 30/10

23:10-15:30

2 stops15h 20m

Charleroi Brussels

Sun 1/11

07:30-23:25

2 stops16h 55m

£174

CardiffBrussels

CWL Cardiff Wales - CRL Charleroi Brussels

CWLCRL

Cardiff Wales

Mon 12/10

13:35-22:10

1 stop7h 35m

Charleroi Brussels

Mon 19/10

09:40-21:45

2 stops13h 05m

£196

CardiffBrussels

CWL Cardiff Wales - CRL Charleroi Brussels

CWLCRL

Cardiff Wales

Fri 9/10

10:25-07:30

3 stops20h 05m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£200

Flights are sorted by cheapest return flights first.

Deals found on 12/9

Showing 1-10 of 19 resultsSorted by cheapest first

Best time to book a flight from Cardiff to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from Cardiff with our price prediction graph.

CWL-BR1

CWL-BRU

CWL-CRL

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cardiff to Brussels

CWL-BR1

CWL-BRU

CWL-CRL

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Brussels

Read reviews from past customers who have flown with KLM from Cardiff to Brussels. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,577 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

KLM

7.8

Good

1,577 reviews

KLM

7.8

Good

1,577 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Related info for your journey

What airport do you fly from for flights from Cardiff to Brussels?
Cardiff Wales (CWL), located 9.1 mi from the city center, is the airport you fly out of when you book flights from Cardiff to Brussels. 1 airline have flights from Cardiff Wales to Brussels on a regular basis. Booking flights from Cardiff Wales to Brussels should not be difficult; the airport handles an average of 0 outbound flights to Brussels per day.
How long is the flight from Cardiff to Brussels?
There are many flights that can get you from Cardiff to Brussels in 9h 40m. Fly via Ryanair to get the fastest option. Cardiff and Brussels are separated by a distance of 341 mi.
What is the cheapest airline to fly from Cardiff to Brussels round-trip?
According to our current data, KLM (£220), offers the cheapest pricing from Cardiff to Brussels. KLM is priced at 38% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Cardiff to Brussels that include hotel bookings?
Yes. In addition to deals on Cardiff to Brussels flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Cardiff to Brussels?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Brussels.
Can I find deals for business class flights from Cardiff to Brussels?
Yes. Cheapflights offers flight deals from Cardiff to Brussels by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to Belgium

Flights by cabin class

Other flight options

Other flights from Cardiff

Popular flights

Alternative routes for Cardiff to Brussels

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Bristol to Bruxelles-National flights

Bristol to Charleroi Brussels flights

Cardiff to Bruxelles-National flights

Cardiff to Charleroi Brussels flights

Manchester to Ostend flights

Top airline flying from Cardiff to Brussels

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest£220	Average£250	FlexibilityNo cancel fee	On-time75%	Search KLM flights

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How does Cheapflights help users find flights from Cardiff to Brussels?

Deals for Cardiff to Brussels flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Brussels?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Brussels from Cardiff.

Can Cheapflights find flights from Cardiff to Brussels with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Cardiff to Brussels, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Cardiff to Brussels become cheaper?

Yes! Start tracking prices for Cardiff to Brussels flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Cardiff to Brussels from £50

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Cardiff to Brussels

Cheapest flights from Cardiff to BrusselsExplore the most affordable flight options available from Cardiff to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.

Explore the most affordable flight options available from Cardiff to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.

Best flights from Cardiff to BrusselsDiscover carefully curated flight deals from Cardiff to Brussels that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Discover carefully curated flight deals from Cardiff to Brussels that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Last-minute flights from Cardiff to BrusselsDiscover last-minute flight deals from Cardiff to Brussels. Data last updated 16 September 2026 and is based on user searches.

Discover last-minute flight deals from Cardiff to Brussels. Data last updated 16 September 2026 and is based on user searches.

One-way flights from Cardiff to BrusselsSearch for one-way flight options from Cardiff to Brussels. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.

Search for one-way flight options from Cardiff to Brussels. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.

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Use the filters below to find and compare flights from Cardiff to Brussels that are best for you.

Best time to book a flight from Cardiff to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from Cardiff with our price prediction graph.

Cheapflights Insights

Reviews of airlines servicing Brussels

Read reviews from past customers who have flown with KLM from Cardiff to Brussels. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Cardiff to Brussels?

How long is the flight from Cardiff to Brussels?

What is the cheapest airline to fly from Cardiff to Brussels round-trip?

Can I find deals for flights from Cardiff to Brussels that include hotel bookings?

How can I find direct flights from Cardiff to Brussels?

Can I find deals for business class flights from Cardiff to Brussels?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cardiff to Brussels

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Brussels by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Belgium

Book a non-stop flight to one of these other cities located in Belgium.

Search flights from Cardiff to Brussels by cabin class

Find flights from Cardiff to Brussels, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Cardiff and Brussels flights

Browse other Cardiff and Brussels flight options. Last updated on 16 September 2026.

Other flights from Cardiff

Browse through other flights departing from Cardiff. Flights are based on user searches made on Cheapflights and were last updated on 16 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from Cardiff to Brussels

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How does Cheapflights help users find flights from Cardiff to Brussels?

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Brussels?

Can Cheapflights find flights from Cardiff to Brussels with no change fees?

Can Cheapflights notify me if prices for flights from Cardiff to Brussels become cheaper?

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Cheapest flights from Cardiff to Brussels
Explore the most affordable flight options available from Cardiff to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.

Best flights from Cardiff to Brussels
Discover carefully curated flight deals from Cardiff to Brussels that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Last-minute flights from Cardiff to Brussels
Discover last-minute flight deals from Cardiff to Brussels. Data last updated 16 September 2026 and is based on user searches.

One-way flights from Cardiff to Brussels
Search for one-way flight options from Cardiff to Brussels. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.