Cheap flights from Cardiff to Belgium from £104

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BRU
3 Sep — 10 Sep1
1 adult

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 29 August 2025.

Round-trip from

£104

Popular in

September

Cheapest in

January

Average price

£254
Ryanair
  • Ryanair
  • 11/10-18/10
  • 2 total stops
  • 25h 00m total
  • Cardiff to Belgium
Highest demand for flights based on searches. 9% potential increase in price (£18 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
Average for round-trip flights in August 2025

Find flight deals from Cardiff to Belgium

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 29 August 2025.

Sat 11/1009:00CWL - BRU
1 stop11h 30mRyanair
Sat 18/1022:05BRU - CWL
1 stop13h 30mRyanair
Deal found 27/8£104
Thu 2/1007:55CWL - BRU
1 stop6h 45mRyanair
Mon 6/1009:30BRU - CWL
1 stop4h 15mRyanair
Deal found 28/8£118
Sat 11/1009:00CWL - BRU
2 stops23h 05mMultiple Airlines
Sat 18/1022:05BRU - CWL
1 stop13h 30mMultiple Airlines
Deal found 27/8£126
Fri 26/912:25CWL - BRU
1 stop6h 45mRyanair
Fri 3/1020:45BRU - CWL
1 stop11h 45mRyanair
Deal found 27/8£141
Thu 2/1007:55CWL - BRU
1 stop6h 45mMultiple Airlines
Mon 6/1022:15BRU - CWL
2 stops18h 40mMultiple Airlines
Deal found 28/8£147
Fri 26/912:25CWL - CRL
1 stop9h 10mRyanair
Fri 3/1018:45CRL - CWL
1 stop13h 45mRyanair
Deal found 27/8£150
Thu 18/907:55CWL - CRL
2 stops8h 15mRyanair
Sun 21/919:10CRL - CWL
2 stops18h 35mRyanair
Deal found 28/8£201
Mon 8/913:10CWL - BRU
1 stop3h 55mMultiple Airlines
Sun 14/921:20BRU - CWL
1 stop16h 25mMultiple Airlines
Deal found 28/8£205
Mon 8/913:10CWL - BRU
1 stop7h 45mRyanair
Sun 14/909:45BRU - CWL
2 stops27h 20mRyanair
Deal found 28/8£212
Thu 18/907:55CWL - BRU
1 stop12h 10mRyanair
Sun 21/911:50BRU - CWL
2 stops25h 15mRyanair
Deal found 28/8£226
Thu 18/907:55CWL - BRU
1 stop12h 10mMultiple Airlines
Sun 21/906:10BRU - CWL
1 stop7h 30mMultiple Airlines
Deal found 28/8£239
Thu 18/907:55CWL - CRL
2 stops8h 15mMultiple Airlines
Sun 21/912:40CRL - CWL
1 stop11h 50mMultiple Airlines
Deal found 28/8£246

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 29 August 2025.
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

Sat 11/10

09:00-21:30

1 stop11h 30m

Brussels Bruxelles-National

Sat 18/10

22:05-10:35

1 stop13h 30m

£104

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Thu 2/10

07:55-15:40

1 stop6h 45m

Brussels Bruxelles-National

Mon 6/10

09:30-12:45

1 stop4h 15m

£118

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 11/10

09:00-09:05

2 stops23h 05m

Brussels Bruxelles-National

Sat 18/10

22:05-10:35

1 stop13h 30m

£126

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 26/9

12:25-20:10

1 stop6h 45m

Brussels Bruxelles-National

Fri 3/10

20:45-07:30

1 stop11h 45m

£141

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Thu 2/10

07:55-15:40

1 stop6h 45m

Brussels Bruxelles-National

Mon 6/10

22:15-15:55

2 stops18h 40m

£147

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Fri 26/9

12:25-22:35

1 stop9h 10m

Charleroi Brussels

Fri 3/10

18:45-07:30

1 stop13h 45m

£150

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Thu 18/9

07:55-17:10

2 stops8h 15m

Charleroi Brussels

Sun 21/9

19:10-12:45

2 stops18h 35m

£201

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 8/9

13:10-18:05

1 stop3h 55m

Brussels Bruxelles-National

Sun 14/9

21:20-12:45

1 stop16h 25m

£205

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Mon 8/9

13:10-21:55

1 stop7h 45m

Brussels Bruxelles-National

Sun 14/9

09:45-12:05

2 stops27h 20m

£212

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Thu 18/9

07:55-21:05

1 stop12h 10m

Brussels Bruxelles-National

Sun 21/9

11:50-12:05

2 stops25h 15m

£226

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 12 results
1
2

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, January is the cheapest month in which you can book a flight from Cardiff to Belgium (average of £117). Flying from Cardiff to Belgium in July is currently the most expensive (average of £166). 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 29 August 2025.
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.

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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 11h 30m. 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, January is the cheapest month in which you can book a flight from Cardiff to Belgium (average of £117). Flying from Cardiff to Belgium in July is currently the most expensive (average of £166). 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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Alternative routes for Cardiff to Belgium

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

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 29 August 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£160Average£243FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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

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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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