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Cheap flights from Cardiff to Bilbao from £126

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 2/3. 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
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Find the cheapest flights from Cardiff to Bilbao

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
23:30 - 22:35
CWL
-
BIO
22h 05m
2 stops
Multiple Airlines Logo
11:30 - 10:30
BIO
-
CWL
24h 00m
2 stops
£126Multiple Airlines
Mon, 2 Mar - Thu, 5 Mar
Multiple Airlines Logo
22:25 - 16:25
CWL
-
BIO
17h 00m
2 stops
Multiple Airlines Logo
06:45 - 16:30
BIO
-
CWL
10h 45m
1 stop
£139Multiple Airlines
Mon, 20 Apr - Thu, 23 Apr
Multiple Airlines Logo
22:25 - 16:25
CWL
-
BIO
17h 00m
2 stops
Multiple Airlines Logo
08:55 - 22:25
BIO
-
CWL
14h 30m
2 stops
£147Multiple Airlines
Mon, 20 Apr - Thu, 23 Apr
Multiple Airlines Logo
10:25 - 11:15
CWL
-
BIO
23h 50m
1 stop
Multiple Airlines Logo
18:10 - 22:25
BIO
-
CWL
5h 15m
1 stop
£159Multiple Airlines
Mon, 20 Apr - Thu, 23 Apr
Multiple Airlines Logo
21:10 - 14:20
CWL
-
BIO
16h 10m
1 stop
Multiple Airlines Logo
19:15 - 08:35
BIO
-
CWL
14h 20m
1 stop
£162Multiple Airlines
Wed, 1 Apr - Wed, 8 Apr
Multiple Airlines Logo
16:40 - 10:45
CWL
-
BIO
17h 05m
1 stop
Multiple Airlines Logo
11:30 - 21:30
BIO
-
CWL
11h 00m
2 stops
£165Multiple Airlines
Mon, 2 Mar - Thu, 5 Mar
Multiple Airlines Logo
22:25 - 22:05
CWL
-
BIO
22h 40m
3 stops
Multiple Airlines Logo
08:55 - 22:25
BIO
-
CWL
14h 30m
2 stops
£172Multiple Airlines
Mon, 20 Apr - Thu, 23 Apr
Multiple Airlines Logo
23:30 - 15:55
CWL
-
BIO
15h 25m
2 stops
Multiple Airlines Logo
07:10 - 21:30
BIO
-
CWL
15h 20m
3 stops
£183Multiple Airlines
Mon, 2 Mar - Thu, 5 Mar
Multiple Airlines Logo
23:50 - 16:00
CWL
-
BIO
15h 10m
2 stops
Multiple Airlines Logo
19:45 - 08:35
BIO
-
CWL
13h 50m
1 stop
£204Multiple Airlines
Wed, 1 Apr - Wed, 8 Apr
Multiple Airlines Logo
16:40 - 10:45
CWL
-
BIO
17h 05m
1 stop
Multiple Airlines Logo
06:50 - 18:55
BIO
-
CWL
13h 05m
1 stop
£213Multiple Airlines
Mon, 2 Mar - Thu, 5 Mar

KLM flights from Cardiff to Bilbao

Our best KLM deals on Cardiff to Bilbao flight tickets
KLM
22 May
CWL17:15Cardiff Wales
4h 30m
1 stop
BIO22:45Bilbao
23 May
BIO17:15Bilbao
17h 00m
1 stop
CWL09:15Cardiff Wales
£470
KLM
21 May
CWL17:15Cardiff Wales
17h 00m
1 stop
BIO11:15Bilbao
23 May
BIO17:15Bilbao
17h 00m
1 stop
CWL09:15Cardiff Wales
£490
KLM
22 May
CWL17:15Cardiff Wales
4h 30m
1 stop
BIO22:45Bilbao
23 May
BIO08:20Bilbao
9h 45m
2 stops
CWL17:05Cardiff Wales
£543

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 18 February 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

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 2/3

23:30-22:35

2 stops22h 05m

Bilbao

Thu 5/3

11:30-10:30

2 stops24h 00m

£126

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 20/4

22:25-16:25

2 stops17h 00m

Bilbao

Thu 23/4

06:45-16:30

1 stop10h 45m

£139

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 20/4

22:25-16:25

2 stops17h 00m

Bilbao

Thu 23/4

08:55-22:25

2 stops14h 30m

£147

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 20/4

10:25-11:15

1 stop23h 50m

Bilbao

Thu 23/4

18:10-22:25

1 stop5h 15m

£159

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Wed 1/4

21:10-14:20

1 stop16h 10m

Bilbao

Wed 8/4

19:15-08:35

1 stop14h 20m

£162

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 2/3

16:40-10:45

1 stop17h 05m

Bilbao

Thu 5/3

11:30-21:30

2 stops11h 00m

£165

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 20/4

22:25-22:05

3 stops22h 40m

Bilbao

Thu 23/4

08:55-22:25

2 stops14h 30m

£172

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 2/3

23:30-15:55

2 stops15h 25m

Bilbao

Thu 5/3

07:10-21:30

3 stops15h 20m

£183

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Wed 1/4

23:50-16:00

2 stops15h 10m

Bilbao

Wed 8/4

19:45-08:35

1 stop13h 50m

£204

CardiffBilbao

CWL - BIO

CWLBIO

Cardiff Wales

Mon 2/3

16:40-10:45

1 stop17h 05m

Bilbao

Thu 5/3

06:50-18:55

1 stop13h 05m

£213

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
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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

Can stopping save me money on Cardiff to Bilbao flights?

You could potentially save up to 3% on your flight if you consider stops on a Cardiff to Bilbao flight.

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

16h 10m

Direct flights

None
The fastest flight from Cardiff to Bilbao takes 16h 10m
There are no direct flights from Cardiff to Bilbao. There are no popular flight routes from Cardiff to Bilbao.
Search flight deals

  • How far is Cardiff Wales to Bilbao by plane?

    A flight from Cardiff Wales to Bilbao will travel around 567.6 mi. 16h 10m 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.

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