Find flights
When to book
Airlines
FAQs

Cheap flights from Cardiff to Belgium from £129

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BRU
11 Dec — 18 Dec1
1 adult
1 adult, Economy, 0 bags

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 11 November 2025.

Sat 6/1220:05CWL - BRU
1 stop12h 00mRyanair
Mon 15/1209:40BRU - CWL
1 stop14h 25mRyanair
Deal found 9/11£129
Fri 5/1222:25CWL - CRL
2 stops22h 55mRyanair
Sun 7/1206:25CRL - CWL
1 stop12h 35mRyanair
Deal found 10/11£172
Tue 23/1222:00CWL - BRU
1 stop9h 35mRyanair
Tue 30/1218:25BRU - CWL
1 stop13h 35mRyanair
Deal found 8/11£188
Sat 6/1220:05CWL - BRU
1 stop12h 00mMultiple Airlines
Mon 15/1221:55BRU - CWL
2 stops19h 10mMultiple Airlines
Deal found 9/11£192
Fri 5/1222:25CWL - BRU
1 stop9h 05mMultiple Airlines
Sun 7/1217:10BRU - CWL
2 stops23h 50mMultiple Airlines
Deal found 10/11£194
Fri 5/1222:25CWL - CRL
2 stops22h 55mMultiple Airlines
Sun 7/1213:30CRL - CWL
3 stops27h 30mMultiple Airlines
Deal found 10/11£204
Tue 23/1216:45CWL - BRU
3 stops39h 50mMultiple Airlines
Tue 30/1218:25BRU - CWL
1 stop4h 10mMultiple Airlines
Deal found 8/11£259
Fri 5/1217:25CWL - BRU
1 stop3h 55mKLM
Sun 7/1214:45BRU - CWL
1 stop3h 05mKLM
Deal found 10/11£324

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 11 November 2025.

Round-trip from

£129

Popular in

September

Cheapest in

October

Average price

£271
Ryanair
  • Ryanair
  • 6/12-15/12
  • 2 total stops
  • 26h 25m total
  • Cardiff to Belgium
Search Deals
High demand for flights, 6% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 11 November 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 28/2

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Sun 1/3

17:10-20:55

1 stop4h 45m

£156

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 7/2

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Sun 8/2

21:55-23:05

2 stops26h 10m

£170

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 7/2

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Sun 8/2

17:10-20:55

1 stop4h 45m

£171

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Fri 5/12

22:25-22:20

2 stops22h 55m

Charleroi Brussels

Sun 7/12

06:25-18:00

1 stop12h 35m

£172

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 23/1

22:25-08:30

1 stop9h 05m

Brussels Bruxelles-National

Sun 25/1

09:40-20:55

1 stop12h 15m

£178

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Tue 23/12

22:00-08:35

1 stop9h 35m

Brussels Bruxelles-National

Tue 30/12

18:25-07:00

1 stop13h 35m

£188

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Sat 6/12

20:05-09:05

1 stop12h 00m

Brussels Bruxelles-National

Mon 15/12

21:55-16:05

2 stops19h 10m

£192

CardiffBrussels

CWL - BRU

CWLBRU

Cardiff Wales

Fri 5/12

22:25-08:30

1 stop9h 05m

Brussels Bruxelles-National

Sun 7/12

17:10-16:00

2 stops23h 50m

£194

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Fri 5/12

22:25-22:20

2 stops22h 55m

Charleroi Brussels

Sun 7/12

13:30-16:00

3 stops27h 30m

£204

CardiffBrussels

CWL - CRL

CWLCRL

Cardiff Wales

Fri 23/1

16:05-20:45

2 stops27h 40m

Charleroi Brussels

Sun 25/1

18:50-11:30

2 stops17h 40m

£207

Flights are sorted by cheapest return flights first.

Deals found on 9/11

Showing 1-10 of 14 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, October is the cheapest month in which you can book a flight from Cardiff to Belgium (average of £60). Flying from Cardiff to Belgium in December is currently the most expensive (average of £179). 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 11 November 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.
KLM
7.7
Good
1,410 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,410 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 12h. 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 £60). Flying from Cardiff to Belgium in December is currently the most expensive (average of £179). 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

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 Belgium

See prices for flight routes from nearby airports that may be better suited for you.
Manchester to Charles de Gaulle flights
Manchester to Bruxelles-National flights
Manchester to Dublin flights
Manchester to Orly flights
Manchester to Amsterdam flights
Manchester to Istanbul flights
Manchester to Oslo Gardermoen flights
Manchester to Belfast Intl flights
Manchester to Barcelona-El Prat flights
Manchester to Alicante flights
Manchester to Prague flights
Manchester to Krakow flights
Manchester to Granadilla flights
Manchester to Málaga flights
Manchester to Lisbon flights
Manchester to Copenhagen flights
Manchester to Linate flights
Manchester to Beauvais-Tille flights
Manchester to Sabiha Gokcen flights
Bristol to Charles de Gaulle flights
Manchester to Berlin flights
Manchester to Malpensa flights
Manchester to Leonardo da Vinci/Fiumicino flights
Manchester to Arrecife flights
Bristol to Amsterdam flights
Manchester to Belfast City flights
Manchester to Charleroi Brussels flights
Bristol to Orly flights
Manchester to Bergamo flights
Manchester to Keflavik Intl flights
Bristol to Edinburgh flights
Bristol to Beauvais-Tille flights
Manchester to Geneva flights
Manchester to Vicenza flights
Manchester to Munich flights
Manchester to Faro flights
Cardiff to Charles de Gaulle flights
Manchester to Budapest flights
Manchester to Ciampino flights
Manchester to Palma de Mallorca flights
Bristol to Dublin flights
Manchester to Helsinki flights
Manchester to Antalya flights
Bristol to Alicante flights
Manchester to Las Palmas de Gran Canaria flights
Bristol to Krakow flights
Manchester to Arlanda flights
Bristol to Málaga flights
Cardiff to Amsterdam flights
Manchester to Madrid flights

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 11 November 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£168Average£255FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.