$174 Cheap Flights from Cardiff (CWL) to Barcelona (BCN)

View $174 flight on Fri, Oct 24, 2025Opens in a new window

Popular airlines from Cardiff International Airport (CWL) to Barcelona El Prat Airport (BCN)

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Cheap Flights from Cardiff to Barcelona (CWL-BCN)

Prices were available within the past 7 days and start at $174 for one-way flights and $290 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Tue, Sep 16 - Tue, Sep 23
CWL
Cardiff
BCN
Barcelona
$290 Roundtrip, found 2 days ago
$290
Roundtrip
found 2 days ago
Select KLM flight, departing Tue, Sep 16 from Cardiff to Barcelona, returning Tue, Sep 23, priced at $290 found 2 days ago
KLM
Mon, Sep 15 - Mon, Sep 22
CWL
Cardiff
BCN
Barcelona
$305 Roundtrip, found 1 day ago
$305
Roundtrip
found 1 day ago
Select KLM flight, departing Mon, Sep 15 from Cardiff to Barcelona, returning Mon, Sep 22, priced at $305 found 1 day ago
Air France
Mon, Sep 15 - Mon, Sep 22
CWL
Cardiff
BCN
Barcelona
$319 Roundtrip, found 1 day ago
$319
Roundtrip
found 1 day ago
Select Air France flight, departing Mon, Sep 15 from Cardiff to Barcelona, returning Mon, Sep 22, priced at $319 found 1 day ago
Air France
Mon, Sep 15 - Mon, Sep 22
CWL
Cardiff
BCN
Barcelona
$320 Roundtrip, found 1 day ago
$320
Roundtrip
found 1 day ago
Select Air France flight, departing Mon, Sep 15 from Cardiff to Barcelona, returning Mon, Sep 22, priced at $320 found 1 day ago
KLM
Tue, Sep 9 - Tue, Sep 16
CWL
Cardiff
BCN
Barcelona
$322 Roundtrip, found 2 days ago
$322
Roundtrip
found 2 days ago
Select KLM flight, departing Tue, Sep 9 from Cardiff to Barcelona, returning Tue, Sep 16, priced at $322 found 2 days ago
Air France
Tue, Sep 16 - Mon, Sep 22
CWL
Cardiff
BCN
Barcelona
$332 Roundtrip, found 2 days ago
$332
Roundtrip
found 2 days ago
Select Air France flight, departing Tue, Sep 16 from Cardiff to Barcelona, returning Mon, Sep 22, priced at $332 found 2 days ago
Air France
Tue, Sep 9 - Tue, Sep 16
CWL
Cardiff
BCN
Barcelona
$336 Roundtrip, found 2 days ago
$336
Roundtrip
found 2 days ago
Select Air France flight, departing Tue, Sep 9 from Cardiff to Barcelona, returning Tue, Sep 16, priced at $336 found 2 days ago
Air France
Tue, Sep 9 - Tue, Sep 16
CWL
Cardiff
BCN
Barcelona
$337 Roundtrip, found 2 days ago
$337
Roundtrip
found 2 days ago
Select Air France flight, departing Tue, Sep 9 from Cardiff to Barcelona, returning Tue, Sep 16, priced at $337 found 2 days ago
KLM
Tue, Sep 9 - Tue, Sep 16
CWL
Cardiff
BCN
Barcelona
$341 Roundtrip, found 2 days ago
$341
Roundtrip
found 2 days ago
Select KLM flight, departing Tue, Sep 9 from Cardiff to Barcelona, returning Tue, Sep 16, priced at $341 found 2 days ago
KLM
Sun, Sep 14 - Tue, Sep 23
CWL
Cardiff
BCN
Barcelona
$341 Roundtrip, found 2 days ago
$341
Roundtrip
found 2 days ago
Select KLM flight, departing Sun, Sep 14 from Cardiff to Barcelona, returning Tue, Sep 23, priced at $341 found 2 days ago
Flights from Cardiff (CWL) to Barcelona (BCN)
Origin airport
Cardiff Intl.
Destination airport
Barcelona Intl.
Airlines serving
Air France, KLM
Roundtrip price
$290
Distance
743 mi

Cardiff to Barcelona Flights

The cheapest times to fly from Cardiff to Barcelona

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cardiff to Barcelona are during the month of September. You can find some of the cheapest flights from Cardiff to Barcelona with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cardiff to Barcelona

Sunday is one of the best days to book for cheap flights from Cardiff to Barcelona: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Cardiff to Barcelona

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cardiff to Barcelona in 2025. You can also book with separate airlines for your outbound and return journeys, from $174 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cardiff to Barcelona flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cardiff to Barcelona airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Cardiff Intl. Airport (CWL) to Barcelona Intl. Airport (BCN) cost?
Discover the latest flight deals from CWL to BCN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from CWL to BCN?
The cheapest flights from CWL to BCN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Cardiff Intl. Airport (CWL) to Barcelona Intl. Airport (BCN)?
While Cardiff (CWL-Cardiff Intl.) has no direct flights to Barcelona Intl. Airport (BCN), other airports have nonstop routes. Leaving from Bristol Intl. Airport (BRS) will get you to Barcelona without any layovers.
What is the cheapest airline that flies from CWL to BCN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from CWL to BCN. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Cardiff Intl. Airport (CWL) to Barcelona Intl. Airport (BCN)?
There are no daily direct flights available from Cardiff Intl. Airport (CWL) to Barcelona Intl. Airport (BCN). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from CWL to BCN?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on a range of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cardiff Intl. Airport (CWL) to Barcelona Intl. Airport (BCN)?
To avoid possible delays on the Cardiff Intl. Airport (CWL) to Barcelona Intl. Airport (BCN) route, travel before 3 PM. Departures after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Cardiff Intl. Airport (CWL) to Barcelona Intl. Airport (BCN) last-minute?
Booking your plane ticket from CWL to BCN just before your journey is typically more expensive. However, if you're flexible with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a CWL to BCN flight and hotel package?
Compared with arranging flights and hotels separately, booking a CWL to BCN flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place takes the hassle out of planning your trip. Just pick your flights and choose from our wide range of hotels, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Cardiff Intl. Airport (CWL) to Barcelona Intl. Airport (BCN)?
In most cases, you can modify or cancel your CWL to BCN flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you need more information, head to our Customer Service portal.

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*Available to One Key members.