£138 Cheap Flights from Cardiff (CWL) to Basel (BSL)

View £138 flight on Fri, 12 Jun 2026Opens in a new window

Flight 1

Popular airlines from Cardiff International Airport (CWL) to EuroAirport Airport (BSL)

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Cheap Flights from Cardiff (CWL) to Basel (BSL)

Prices were available within the past 7 days and start at £138 for one-way flights and £223 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air France
Mon, 1 Jun - Mon, 8 Jun
CWL
Cardiff
BSL
Basel
£223 Return, found 5 days ago
£223
Return
found 5 days ago
Select Air France flight, departing Mon, 1 Jun from Cardiff to Basel, returning Mon, 8 Jun, priced at £223 found 5 days ago
Air France
Mon, 1 Jun - Mon, 8 Jun
CWL
Cardiff
BSL
Basel
£226 Return, found 5 days ago
£226
Return
found 5 days ago
Select Air France flight, departing Mon, 1 Jun from Cardiff to Basel, returning Mon, 8 Jun, priced at £226 found 5 days ago
Air France
Mon, 1 Jun - Mon, 8 Jun
CWL
Cardiff
BSL
Basel
£227 Return, found 5 days ago
£227
Return
found 5 days ago
Select Air France flight, departing Mon, 1 Jun from Cardiff to Basel, returning Mon, 8 Jun, priced at £227 found 5 days ago
KLM
Fri, 12 Jun - Mon, 15 Jun
CWL
Cardiff
BSL
Basel
£244 Return, found 4 hours ago
£244
Return
found 4 hours ago
Select KLM flight, departing Fri, 12 Jun from Cardiff to Basel, returning Mon, 15 Jun, priced at £244 found 4 hours ago
KLM
Tue, 16 Jun - Mon, 22 Jun
CWL
Cardiff
BSL
Basel
£247 Return, found 1 day ago
£247
Return
found 1 day ago
Select KLM flight, departing Tue, 16 Jun from Cardiff to Basel, returning Mon, 22 Jun, priced at £247 found 1 day ago
KLM
Thu, 9 Jul - Mon, 13 Jul
CWL
Cardiff
BSL
Basel
£251 Return, found 8 hours ago
£251
Return
found 8 hours ago
Select KLM flight, departing Thu, 9 Jul from Cardiff to Basel, returning Mon, 13 Jul, priced at £251 found 8 hours ago
Accessrail
Wed, 27 May - Mon, 8 Jun
CWL
Cardiff
BSL
Basel
£252 Return, found 3 days ago
£252
Return
found 3 days ago
Select Accessrail flight, departing Wed, 27 May from Cardiff to Basel, returning Mon, 8 Jun, priced at £252 found 3 days ago
KLM
Thu, 9 Jul - Mon, 13 Jul
CWL
Cardiff
BSL
Basel
£253 Return, found 8 hours ago
£253
Return
found 8 hours ago
Select KLM flight, departing Thu, 9 Jul from Cardiff to Basel, returning Mon, 13 Jul, priced at £253 found 8 hours ago
KLM
Tue, 16 Jun - Mon, 22 Jun
CWL
Cardiff
BSL
Basel
£257 Return, found 1 day ago
£257
Return
found 1 day ago
Select KLM flight, departing Tue, 16 Jun from Cardiff to Basel, returning Mon, 22 Jun, priced at £257 found 1 day ago
KLM
Tue, 16 Jun - Mon, 22 Jun
CWL
Cardiff
BSL
Basel
£258 Return, found 1 day ago
£258
Return
found 1 day ago
Select KLM flight, departing Tue, 16 Jun from Cardiff to Basel, returning Mon, 22 Jun, priced at £258 found 1 day ago

Frequently asked questions

How do I find cheap flights from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport)?
To find a cheap flight from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport)?
There are approximately 2 connecting flights per day from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport). A common connection point includes Schiphol (AMS).
What is the earliest flight from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport)?
The earliest flight from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport) typically departs at approximately 10:20 AM local time. This service is operated by KLM, Air France, and Air France. This is a seasonal service active in March. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport)?
For flights from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport), you'll typically find the most options on a Thursday, with around 3 flights available. This gives you a good selection for your travel plans. Major airlines on this route include KL.
What are the most popular departure times for flights from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport)?
The most popular departure times for flights from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport) are between 9am and 12pm. About 52% of passengers prefer this time. This timing works well because it allows you to start your journey in the morning, giving you plenty of time to arrive at your destination and settle in.
How long does it take to fly from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport)?
Flying from CWL to BSL with a connection usually takes about 23 hours, traveling roughly 553 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport)?
Select the "Business class" and "First class" filters when looking for CWL to BSL flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport) flight with Expedia?
It's easy to earn miles on a Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Basel from Cardiff Intl. (CWL)?
If you're planning to travel to Basel from Cardiff Intl. (CWL), you can fly directly into EuroAirport Basel (BSL) Some flights may connect through major hubs like Schiphol (AMS) before reaching Basel. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport) at the last minute?
Typically, booking a last minute flight from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport) flight and hotel package?
Securing a Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport)?
If you booked your Cardiff (CWL-Cardiff Intl.) to Basel (BSL-EuroAirport) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Cardiff Intl.
Destination airport
EuroAirport
Airlines serving
Air France, KLM
Return price
£223
Distance
885 km

Book with confidence

Compare flights from Cardiff to Basel easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Cardiff to Basel. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to EuroAirport in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Cardiff Intl. to EuroAirport.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Cardiff Intl. (CWL) to EuroAirport (BSL)

The easiest way to view the best deals on flights from Cardiff to Basel today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Cardiff Intl. to EuroAirport start at just £223 and range up to £258.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Cardiff and Basel
  • booking your flight during June, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Cardiff to Basel flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Cardiff Intl. to EuroAirport for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Cardiff to Basel easily and book with confidence

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*Available to Expedia members.