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C$82 Cheap Flights from Cardiff (CWL) to Bilbao (BIO)

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Flight deals from Cardiff to Bilbao

Looking for a cheap last-minute deal or the best return flight from Cardiff Airport to Bilbao Airport? If you want to travel next month, return fares start from C$203. Find the lowest prices on one-way and return tickets right here.
Bilbao.C$82 per passenger.Departing Tue., May 12.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cardiff on Tue., May 12, arriving in Bilbao.Price includes taxes and charges.From C$82, select.
Bilbao.C$84 per passenger.Departing Tue., Jul. 7.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cardiff on Tue., Jul. 7, arriving in Bilbao.Price includes taxes and charges.From C$84, select.
Bilbao.C$112 per passenger.Departing Tue., Sep. 15.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cardiff on Tue., Sep. 15, arriving in Bilbao.Price includes taxes and charges.From C$112, select.
Bilbao.C$127 per passenger.Departing Thu., Apr. 30.One-way flight with Vueling Airlines.Outbound indirect flight with Vueling Airlines, departs from Cardiff on Thu., Apr. 30, arriving in Bilbao.Price includes taxes and charges.From C$127, select.
Bilbao.C$127 per passenger.Departing Thu., Jun. 4.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cardiff on Thu., Jun. 4, arriving in Bilbao.Price includes taxes and charges.From C$127, select.
Bilbao.C$206 per passenger.Departing Mon., Aug. 10.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Cardiff on Mon., Aug. 10, arriving in Bilbao.Price includes taxes and charges.From C$206, select.

Find the cheapest month to fly from Cardiff to Bilbao

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cardiff to Bilbao flights are currently cheapest in May.
Apr.
from C$127
May
from C$82
Jun.
from C$127
Jul.
from C$84
Aug.
from C$206
Sep.
from C$112
Oct.
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Nov.
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Dec.
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Jan.
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Feb.
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Mar.
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Cardiff to Bilbao: Alternative routes

Compare routes from Cardiff to Bilbao below. You may find an airport to fly into that's cheaper, faster, or easier than Bilbao.

Bilbao

5km from central Bilbao
ClosestCheapest
from C$82
Search flights

Vitoria

46km from central Bilbao
from C$117
Search flights

Santander

74km from central Bilbao
from C$108
Search flights

Cardiff to Bilbao: Flight information

The things to know before you go.
Cheapest flight foundC$82
Cheapest month to flyMay

Finding cheap flights from Cardiff to Bilbao: Frequently asked questions

The best price we found for a return flight from Cardiff to Bilbao is C$203. 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 Bilbao. But we found flights with one or more stops from C$203.
As of April 2026, there are no flights flying from Cardiff to Bilbao.
The cheapest month to fly from Cardiff to Bilbao is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cardiff Airport to Bilbao Airport on Tuesday, May 5, 2026.
No airlines currently offer direct flights between Cardiff Airport and Bilbao Airport. 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 Bilbao 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 Bilbao is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Bilbao.

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

  • During popular months like June, it's a good idea to get to the airport well in advance. Plan to arrive two hours before domestic departures and four hours ahead for an international flight when you travel during peak periods in general.

  • If you'd like a stopover for your flight from Cardiff Airport to Bilbao Airport, simply uncheck 'Direct flights only' and explore your options. These are the most popular stopovers between CWL and BIO:

    • Dublin Airport

    • Malaga Airport

    • Amsterdam Airport Schiphol

  • Before reserving your cheap ticket from CWL to BIO, check whether you need a visa to enter Spain. Travel document and visa requirements may vary and are updated frequently. For the most up-to-date information, contact the nearest consulate or embassy of the country you're flying to.

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

  • C$82 is the best price for a one-way ticket from Cardiff Airport to Bilbao Airport. Return flights start at C$203. These prices may change depending on availability.

  • Don't wait until the last minute. You're more likely to find cheap flight tickets from CWL to BIO if you book in advance. Airlines often offer some fantastic early bird discounts.

  • Finding cheap flight tickets from Cardiff Airport to Bilbao Airport is more likely if you're flexible with your travel dates. Use the 'Whole month' search tool to see the lowest fares across every month and bag a great deal.

  • Create a Price Alert for cheap flight tickets from CWL to BIO. You don't need to check back in every day to see whether prices have dropped. We'll let you know the moment there's a change in price.

  • Use filters to tailor your flights from Cardiff Airport to Bilbao Airport. Select your preferred arrival and departure times, number of stops and airlines. Or sort your results by 'Cheapest' to see the best deals.

Handy information about Cardiff Airport (CWL)

  • Located around 27 kilometres from the center of Cardiff, Cardiff Airport can be reached in approximately 31 minutes by car (depending on traffic). The journey by public transport is roughly 1 hour and 6 minutes.

  • Have an early flight from Cardiff Airport to Bilbao Airport? Avoid the hassle of rushing to the terminal (and sneak in some extra snooze time) by picking one of these stays near CWL:

Arriving at Bilbao Airport (BIO)

Getting from Bilbao Airport (BIO) to central Bilbao

  • Bilbao Airport is approximately 6 kilometres from the center of Bilbao. With a car rental or if you're catching a cab, the drive is about 9 minutes.

  • If you're using public transport, expect a journey time of about 29 minutes.

When to fly to Bilbao Airport (BIO)

  • It's time to choose your trip dates for your flight from Cardiff Airport to Bilbao Airport. July is the most popular month to visit Bilbao. If you like a more low-key vibe, go in February.

  • Book your flight from Cardiff Airport to Bilbao Airport for August if you want to explore Bilbao during its warmest month. You can expect temperatures of between 16ºC and 25ºC.

  • If you like traveling in cooler conditions, search for a cheap ticket from CWL to BIO in January. Average temperatures are between 5ºC and 13ºC then.

More about Bilbao

  • Start your Bilbao trip right by finding a fantastic place to stay. Once you've booked your flight from CWL to BIO, check out our range of accommodation options including:

  • Every great journey has to include some sightseeing. Etxebarria Parkea, Puente de La Salve and Bilbao Fine Arts Museum are among the things you can't miss in Bilbao.

Complete your Bilbao trip with hotels and a car rental

  • Once you've secured your cheap ticket to Bilbao Airport, browse the lowest prices and exclusive rates for hotels. You can also compare a range of car rental companies in one place to find the best car rental price for your Bilbao vacation.

Plan the rest of your trip from Cardiff to Bilbao

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