$48 Flights from Cardiff (CWL) to Brussels (BRUS)

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Flight deals from Cardiff to Brussels

Looking for a cheap last-minute deal or the best round-trip flight from Cardiff to Brussels? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Cardiff to Brussels from $48 one-way

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cardiff to Brussels flights are currently cheapest in April.

Cardiff to Brussels: Flight information

The things to know before you go.
Cheapest flight found$48
Cheapest month to flyApril

Finding cheap flights from Cardiff to Brussels: Frequently asked questions

There are 5 airports in Brussels: Brussels International, Antwerp Deurne, Brussels S. Charleroi, Liege, and Kortrijk.
The best price we found for a round-trip flight from Cardiff to Brussels is $97. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Cardiff to Brussels. But we found flights with one or more stops from $97.
There are no flights flying from Cardiff to Brussels, as of February 2026.
The cheapest month to fly from Cardiff to Brussels is usually March.
If you're flying from Cardiff Airport, the cheapest airport near Brussels is Brussels International – which is 6.8 miles away from the center of Brussels. We've found flights to this airport from $97.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cardiff Airport to Brussels on Monday, March 9, 2026.
No airlines currently offer direct flights between Cardiff Airport and Brussels. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Brussels but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Brussels is around 40 days in advance, so don’t leave your flight to the last minute.
In February, the average temperature is usually around 37°F. July is typically the warmest month in Brussels, when it usually averages around 72°F. You can expect the least rain in April. The coldest month is January, with temperatures averaging 31°F. The rainiest month is December.
Currently, Ryanair offers the cheapest flight tickets to Brussels.

Traveling from Cardiff Airport (CWL) to Brussels: what you need to know

  • Cardiff Airport is located in Cardiff. Following the UTC+1 timezone, Brussels is one hour ahead of Cardiff.

  • For stress-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This ensures you have enough time to board your CWL to Brussels flight.

  • If you're traveling during a major holiday or another peak period, give yourself more time. A good rule is two hours before domestic flights and up to four hours before international departures. Lines at security and check-in will be longer.

  • Think about adding a stopover to potentially save on your plane ticket from CWL to Brussels. Simply deselect 'Direct flights only' during your search. Give yourself a breather (and maybe even a better deal) by stopping at one of these connecting airports:

    • Amsterdam Airport Schiphol (AMS)

    • Dublin Airport (DUB)

    • Malaga Airport (AGP)

  • CWL is around 9 miles from central Cardiff. If you're ride-sharing, catching a cab or driving from the center, it'll take you 30 minutes or so to get there, depending on traffic. If you're planning to take public transport, expect the trip time to be around 1 hour 5 minutes.

  • Catching an early flight from Cardiff Airport to Brussels? Avoid the hassle of rushing to the airport (and sneak in some extra precious sleep) by choosing one of these hotels close to CWL:

  • When it comes to the on-time performance of Cardiff Airport, 66.16% of flights arrive within the expected time frame.

How to find the cheapest flights from Cardiff Airport (CWL) to Brussels

  • $48 is currently the best price for a one-way Cardiff Airport to Brussels flight. A return plane ticket starts from $97. These prices may change depending on demand.

  • Don't leave things to the last moment. You're more likely to land cheap flights from CWL to Brussels if you book early. Airlines often have some fantastic early bird discounts.

  • The 'Whole month' search tool will show you the cheapest tickets from Cardiff Airport to Brussels across the month. It's a great way to snap up a bargain if your plans are flexible.

  • There's no need to check every day to see if fares have dropped when you create a Price Alert. We'll update you the moment there's an updated deal for cheap flights from CWL to Brussels.

  • Tailor your flights with filters. Select your preferred departure and arrival times, airlines and total journey duration. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best' flights from Cardiff Airport to Brussels.

Airports in Brussels

Brussels Airport (BRU)

  • Brussels Airport (BRU) to central Brussels takes around 20 minutes to reach by car. The center is roughly 9 miles away.

  • If you're taking public transport, expect a journey time of about 40 minutes.

  • If you have a late flight from Cardiff Airport to Brussels, few things beat the convenience of staying close to the terminal. Pick up your bags from the carousel and then be showered and sleeping not long after at one of these accommodation options near BRU:

  • Grab a Brussels Airport rental car and explore Brussels and beyond with your own wheels. Keddy By Europcar, Alamo and Europcar are top outlets you can book with here.

  • Get the best deal by reserving your ride from Brussels Airport around three weeks before your flight from CWL to Brussels.

Brussels S. Charleroi Airport (CRL)

  • Brussels S. Charleroi Airport (CRL) is around 35 miles from the center of Brussels. Following your flight from Cardiff Airport to Brussels, it'll take you around 55 minutes to get to the heart of the city in a cab or ride-share.

  • If you're catching public transport, it'll take around 1 hour 35 minutes.

  • Following your CWL to Brussels flight, kick back at a hotel close to CRL. These are some comfortable options that'll help you sink into relaxation mode:

  • Keddy By Europcar, Thrifty and Budget make picking up a Brussels S. Charleroi Airport rental car easy and quick. These providers are located in or around the terminal and will have you on your way in a heartbeat.

  • Avoid paying extra. Reserving your ride two weeks before your arrival at CRL will save you money.

Best time to go to Brussels

  • Visit Brussels during high season if you prefer a bustling atmosphere, but remember that prices may be higher. Alternatively, book flights from Cardiff Airport to Brussels during low season when prices are cheaper and crowds are smaller.

  • Book a Cardiff Airport to Brussels plane ticket with a departure in August if you want to explore the city during its warmest month. You can expect temperatures to range from 54ºF to 81ºF.

  • Search for cheap tickets from CWL to Brussels in January if you like traveling in cooler conditions. Temperatures are at their lowest then, ranging between 28ºF and 46ºF on average.

More about Brussels

  • When it comes to searching for somewhere to lay your head, you'll find the most popular stays in Brussels right here. Browse these options after you've booked your flight from Cardiff Airport to Brussels:

  • There are so many things to see and do in this city it can be difficult to know where to start. Atomium, Grand Place and Manneken Pis are top sights which should be on any well-planned Brussels itinerary.

Explore more of Belgium

  • Brussels will leave a lasting impression, but there are so many other corners of Belgium you should also see. About 70 miles west of Brussels, a trip to Ostend will keep you on the go. Start with attractions like Fort Napoleon, The Crystal Ship and Leopoldpark.

  • Around 70 miles east of Brussels, Verviers is another favorite stop in Belgium. No visit is complete without checking out Quai Pierre Rapsat, Parc de Séroule and Parc de la Tourelle.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.