Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Cardiff to Bilbao from £138

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Bilbao departing on 22/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Cardiff to Bilbao

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
22:10 - 21:00
CWL
-
BIO
21h 50m
2 stops
Multiple Airlines Logo
21:40 - 22:25
BIO
-
CWL
25h 45m
2 stops
£138Multiple Airlines
Mon, 22 Jun - Wed, 24 Jun
Multiple Airlines Logo
21:10 - 14:20
CWL
-
BIO
16h 10m
1 stop
Multiple Airlines Logo
15:05 - 08:35
BIO
-
CWL
18h 30m
1 stop
£140Multiple Airlines
Wed, 24 Jun - Wed, 1 Jul
Multiple Airlines Logo
21:10 - 07:35
CWL
-
BIO
33h 25m
2 stops
Multiple Airlines Logo
11:35 - 08:35
BIO
-
CWL
22h 00m
2 stops
£145Multiple Airlines
Wed, 24 Jun - Wed, 1 Jul
Multiple Airlines Logo
22:10 - 08:15
CWL
-
BIO
33h 05m
2 stops
Multiple Airlines Logo
09:10 - 08:35
BIO
-
CWL
24h 25m
1 stop
£147Multiple Airlines
Mon, 3 Aug - Wed, 12 Aug
Multiple Airlines Logo
21:10 - 14:20
CWL
-
BIO
16h 10m
1 stop
Multiple Airlines Logo
19:10 - 08:35
BIO
-
CWL
14h 25m
2 stops
£150Multiple Airlines
Wed, 24 Jun - Wed, 1 Jul
Multiple Airlines Logo
22:10 - 21:00
CWL
-
BIO
21h 50m
2 stops
Multiple Airlines Logo
10:15 - 20:30
BIO
-
CWL
11h 15m
1 stop
£152Multiple Airlines
Mon, 22 Jun - Wed, 24 Jun
Multiple Airlines Logo
21:10 - 21:00
CWL
-
BIO
22h 50m
2 stops
Multiple Airlines Logo
07:40 - 08:35
BIO
-
CWL
25h 55m
3 stops
£155Multiple Airlines
Wed, 24 Jun - Wed, 1 Jul
Multiple Airlines Logo
23:30 - 21:00
CWL
-
BIO
20h 30m
2 stops
Multiple Airlines Logo
21:40 - 21:20
BIO
-
CWL
24h 40m
2 stops
£171Multiple Airlines
Wed, 10 Jun - Sat, 13 Jun
Multiple Airlines Logo
22:10 - 21:00
CWL
-
BIO
21h 50m
2 stops
Multiple Airlines Logo
07:40 - 23:05
BIO
-
CWL
16h 25m
3 stops
£173Multiple Airlines
Mon, 22 Jun - Wed, 24 Jun
Multiple Airlines Logo
13:35 - 21:50
CWL
-
BIO
7h 15m
1 stop
Multiple Airlines Logo
10:15 - 20:30
BIO
-
CWL
11h 15m
1 stop
£182Multiple Airlines
Mon, 22 Jun - Wed, 24 Jun

KLM flights from Cardiff to Bilbao

Our best KLM deals on Cardiff to Bilbao flight tickets
KLM
27 May
CWL17:15Cardiff Wales
4h 30m
1 stop
BIO22:45Bilbao
30 May
BIO17:15Bilbao
17h 00m
1 stop
CWL09:15Cardiff Wales
£253
KLM
27 May
CWL17:15Cardiff Wales
17h 00m
1 stop
BIO11:15Bilbao
30 May
BIO17:15Bilbao
17h 00m
1 stop
CWL09:15Cardiff Wales
£301
KLM
27 May
CWL17:15Cardiff Wales
13h 20m
2 stops
BIO07:35Bilbao
30 May
BIO08:20Bilbao
25h 55m
2 stops
CWL09:15Cardiff Wales
£453

momondo Fare Finder

 
Customise your flight search to find flights from Cardiff to Bilbao 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, momondo users made 279,928 searches. Data last updated 13 May 2026.
Use the filters below to find and compare flights from Cardiff to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 22/6

22:10-21:00

2 stops21h 50m

Bilbao

Wed 24/6

21:40-22:25

2 stops25h 45m

£138

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Wed 24/6

21:10-14:20

1 stop16h 10m

Bilbao

Wed 1/7

15:05-08:35

1 stop18h 30m

£140

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Wed 24/6

21:10-07:35

2 stops33h 25m

Bilbao

Wed 1/7

11:35-08:35

2 stops22h 00m

£145

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 3/8

22:10-08:15

2 stops33h 05m

Bilbao

Wed 12/8

09:10-08:35

1 stop24h 25m

£147

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Wed 24/6

21:10-14:20

1 stop16h 10m

Bilbao

Wed 1/7

19:10-08:35

2 stops14h 25m

£150

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 22/6

22:10-21:00

2 stops21h 50m

Bilbao

Wed 24/6

10:15-20:30

1 stop11h 15m

£152

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Wed 24/6

21:10-21:00

2 stops22h 50m

Bilbao

Wed 1/7

07:40-08:35

3 stops25h 55m

£155

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Wed 10/6

23:30-21:00

2 stops20h 30m

Bilbao

Sat 13/6

21:40-21:20

2 stops24h 40m

£171

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 22/6

22:10-21:00

2 stops21h 50m

Bilbao

Wed 24/6

07:40-23:05

3 stops16h 25m

£173
Fastest return journey

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 22/6

13:35-21:50

1 stop7h 15m

Bilbao

Wed 24/6

10:15-20:30

1 stop11h 15m

£182

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

See travel insights to Bilbao from

How to get the cheapest flight ticket from Cardiff to Bilbao

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Cardiff Wales to Bilbao?

Vueling and KLM are the most popular carriers operating from Cardiff Wales to Bilbao

When to book flights from Cardiff to Bilbao

Are you open to changing your travel dates? Check out the ideal times to fly from Cardiff to Bilbao according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Cardiff to Bilbao (CWL to BIO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Bilbao

Fastest flight time

4h 30m

Direct flights

None
The fastest flight from Cardiff to Bilbao takes 4h 30m
There are no direct flights from Cardiff to Bilbao. There are no popular flight routes from Cardiff to Bilbao.
Search flight deals

Frequently asked questions about flying from Cardiff to Bilbao

  • How far is Cardiff Wales to Bilbao by plane?

    A flight from Cardiff Wales to Bilbao will travel around 567.6 mi. 4h 30m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Cardiff Wales Airport to Bilbao Airport?

    Prices for flights from Cardiff Wales Airport to Bilbao Airport were last updated today.

  • How old do you have to be to fly from Cardiff Wales Airport to Bilbao Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cardiff Wales Airport to Bilbao Airport.

  • What documentation or ID do you need to fly to Bilbao Airport?

    The required travel and health documents for your Bilbao Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bilbao Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Laredo

Why use momondo?

Why should I use momondo to find a flight deal from Cardiff to Bilbao?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Cardiff to Bilbao . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Cardiff to Bilbao with flexible booking policies on momondo?

All flight searches from Cardiff to Bilbao on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Cardiff to Bilbao?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Cardiff to Bilbao.

I’m not ready to book a flight from Cardiff to Bilbao right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Cardiff to Bilbao flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Bilbao trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 12/6
Fri 19/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Spain

Airports servicing Basque Country

San Sebastián Airport