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Cheap flights from Cardiff to Belgium from £109

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BRU
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Belgium

Keep the following information in mind while searching for Cardiff to Belgium flight deals. Data was last updated 16 January 2026.

Round-trip from

£109

Popular in

July

Cheapest in

October

Average price

£298
Ryanair
  • Ryanair
  • 4/2-7/2
  • 2 total stops
  • 27h 30m total
  • Cardiff to Belgium
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Cardiff to Belgium

Enter your travel dates to find the best prices.

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

Wed 4/215:55
CWL
-
BRU
1 stop15h 55m
Ryanair
Sat 7/209:05
BRU
-
CWL
1 stop11h 35m
Ryanair
Deal found 14/1£109
Wed 4/219:10
CWL
-
BRU
2 stops20h 20m
Multiple Airlines
Sat 7/209:05
BRU
-
CWL
1 stop11h 35m
Multiple Airlines
Deal found 14/1£133
Sun 1/321:20
CWL
-
BRU
1 stop10h 45m
Multiple Airlines
Sun 8/321:55
BRU
-
CWL
2 stops19h 05m
Multiple Airlines
Deal found 15/1£234
Sun 22/317:30
CWL
-
BRU
1 stop3h 50m
KLM
Thu 26/306:15
BRU
-
CWL
1 stop4h 35m
KLM
Deal found 15/1£245
Sun 1/317:30
CWL
-
BRU
1 stop13h 05m
KLM
Sun 8/314:45
BRU
-
CWL
1 stop20h 05m
KLM
Deal found 15/1£245
Sat 16/509:45
CWL
-
BRU
1 stop11h 30m
KLM
Sun 17/506:20
BRU
-
CWL
1 stop3h 55m
KLM
Deal found 14/1£250
Sun 22/318:25
CWL
-
CRL
1 stop13h 10m
Multiple Airlines
Thu 26/307:35
CRL
-
CWL
2 stops10h 20m
Multiple Airlines
Deal found 15/1£345

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to Belgium 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, Cheapflights users made 858,174 searches. Data last updated 16 January 2026.
Use the filters below to find and compare flights from Cardiff to Belgium that are best for you.

Fly from

Cardiff

Fly to

Belgium

Route

Depart

Return

Price

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 4/2

15:55-08:50

1 stop15h 55m

Brussels Bruxelles-National

Sat 7/2

09:05-19:40

1 stop11h 35m

£109

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Wed 4/2

19:10-16:30

2 stops20h 20m

Brussels Bruxelles-National

Sat 7/2

09:05-19:40

1 stop11h 35m

£133

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sun 1/3

21:20-09:05

1 stop10h 45m

Brussels Bruxelles-National

Sun 8/3

21:55-16:00

2 stops19h 05m

£234

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sun 1/3

17:30-07:35

1 stop13h 05m

Brussels Bruxelles-National

Sun 8/3

14:45-09:50

1 stop20h 05m

£245

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 16/5

09:45-22:15

1 stop11h 30m

Brussels Bruxelles-National

Sun 17/5

06:20-09:15

1 stop3h 55m

£250

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Sun 22/3

18:25-08:35

1 stop13h 10m

Charleroi Brussels

Thu 26/3

07:35-16:55

2 stops10h 20m

£345

Flights are sorted by cheapest return flights first.

Deals found on 14/1

Best time to book a flight from Cardiff to Belgium

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

What is the cheapest month to book a flight from Cardiff to Belgium?

Currently, October is the cheapest month in which you can book a flight from Cardiff to Belgium (average of £59). Flying from Cardiff to Belgium in January is currently the most expensive (average of £215). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Belgium

Get insights into the airlines that provide service to Belgium. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belgium. Reviews last updated 16 January 2026.
See what other customers who have flown with KLM from Cardiff to Belgium have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,440 reviews
Check prices

Crew

8.4

Food

7.2

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,440 reviews
KLM
7.7
Good
1,440 reviews
Check prices

Crew

8.4

Food

7.2

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Belgium. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cardiff to Belgium?

    For a flight from Cardiff to Belgium, you will be flying from Cardiff Wales. Cardiff Wales (CWL) is just 9.1 mi from the center of the city.

  • How long is the flight from Cardiff to Belgium?

    Departing from Cardiff to Belgium will take you 15h 55m. The distance from Cardiff to Belgium is about 341 mi.

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

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

  • How can I find direct flights from Cardiff to Belgium?

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

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

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

  • What is the cheapest month to book a flight from Cardiff to Belgium?

    Currently, October is the cheapest month in which you can book a flight from Cardiff to Belgium (average of £59). Flying from Cardiff to Belgium in January is currently the most expensive (average of £215). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Cardiff to Belgium

Discover the top airline that operate flights from Cardiff to Belgium. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 16 January 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£186Average£263FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Cardiff to Belgium via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Belgium from Cardiff by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Belgium from Cardiff? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Belgium from Cardiff today and book when prices fit your budget.

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