How long does it take to fly to Bilbao?

Flight times from California to Bilbao vary, but if you’re flying out of San Francisco and flying into Bilbao (one of the most popular routes), then the duration is 15h 15m on average. Another popular route from California to Bilbao is flying from San Diego to Bilbao, which will take roughly 15h 30m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Bilbao?

Lufthansa, United Airlines and Iberia are the top three most popular airlines that fly to Bilbao from California according to our data. Lufthansa is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Bilbao. Keep in mind that there are 9 different airlines that fly to Bilbao on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from California to Bilbao?

TAP AIR PORTUGAL, Delta, and United Airlines are the most popular carriers operating from California to Bilbao

When did momondo last update prices for flights from California to Bilbao Airport?

Prices for flights from California to Bilbao Airport are updated daily.

How many operators does momondo search for flights from California to Bilbao Airport?

The number of operators available for flights from California to Bilbao Airport is 9 as of November 2025.

How old do you have to be to fly from California to Bilbao Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Bilbao Airport.

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

The travel and health documents you'll need for your trip to Bilbao Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bilbao Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$316 Cheap Flights from California to Bilbao in 2025/26

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5:35 pm - 6:05 pmSAN-BIO

15h 30m1 stop

6:45 am - 6:28 pmBIO-SAN

20h 43m2 stops

$419Lufthansa

Find Deal

Thu, Dec 4 - Tue, Dec 9

5:35 pm - 6:05 pmSAN-BIO

15h 30m1 stop

7:40 am - 3:45 pmBIO-SAN

17h 05m1 stop

$430Lufthansa

Find Deal

Thu, Dec 4 - Tue, Dec 9

4:45 pm - 5:55 pmLAX-BIO

16h 10m1 stop

12:10 pm - 2:40 pmBIO-LAX

35h 30m1 stop

$440TAP AIR PORTUGAL

Find Deal

Thu, Nov 27 - Wed, Dec 10

5:35 pm - 9:55 pmSAN-BIO

19h 20m1 stop

7:40 am - 3:45 pmBIO-SAN

17h 05m1 stop

$457Lufthansa

Find Deal

Thu, Dec 4 - Tue, Dec 9

5:30 pm - 9:55 pmLAX-BIO

19h 25m1 stop

7:40 am - 7:27 pmBIO-LAX

20h 47m2 stops

$459Multiple Airlines

Find Deal

Tue, Dec 2 - Tue, Dec 9

5:30 pm - 9:55 pmLAX-BIO

19h 25m1 stop

6:45 am - 1:05 pmBIO-LAX

15h 20m1 stop

$464Lufthansa

Find Deal

Tue, Dec 2 - Tue, Dec 9

7:10 pm - 9:10 pmLAX-BIO

17h 00m1 stop

9:25 am - 4:35 pmBIO-LAX

16h 10m1 stop

$470SWISS

Find Deal

Wed, Feb 11 - Wed, Feb 25

5:35 pm - 9:55 pmSAN-BIO

19h 20m1 stop

12:50 pm - 12:15 amBIO-SAN

20h 25m2 stops

$472United Airlines

Find Deal

Thu, Dec 4 - Tue, Dec 9

8:50 am - 11:20 pmLAX-BIO

29h 30m2 stops

6:45 am - 1:05 pmBIO-LAX

15h 20m1 stop

$475United Airlines

Find Deal

Fri, Jan 9 - Fri, Jan 23

12:30 am - 12:50 pmLAX-BIO

27h 20m2 stops

11:35 am - 3:15 pmBIO-LAX

36h 40m1 stop

$479Multiple Airlines

Find Deal

Fri, Jan 16 - Sat, Jan 31

American Airlines flights from California to Bilbao

Our best American Airlines deals on California to Bilbao flight tickets

American Airlines

Dec 3

SAN6:46 amSan Diego

16h 44m

2 stops

BIO8:30 amBilbao

Jan 21

BIO9:35 pmBilbao

23h 54m

2 stops

SAN12:29 pmSan Diego

$505

Find similar

American Airlines

Mar 2

LAX7:00 amLos Angeles

20h 50m

2 stops

BIO12:50 pmBilbao

Mar 11

BIO9:15 amBilbao

20h 28m

2 stops

LAX9:43 pmLos Angeles

$578

Find similar

United Airlines flights from California to Bilbao

Our best United Airlines deals on California to Bilbao flight tickets

United Airlines

Dec 4

SAN5:35 pmSan Diego

19h 20m

1 stop

BIO9:55 pmBilbao

Dec 9

BIO12:50 pmBilbao

20h 25m

2 stops

SAN12:15 amSan Diego

$472

Find similar

United Airlines

Jan 9

LAX8:50 amLos Angeles

29h 30m

2 stops

BIO11:20 pmBilbao

Jan 23

BIO6:45 amBilbao

15h 20m

1 stop

LAX1:05 pmLos Angeles

$475

Find similar

United Airlines

Feb 10

LAX12:30 amLos Angeles

30h 40m

2 stops

BIO4:10 pmBilbao

Feb 25

BIO11:35 amBilbao

36h 40m

1 stop

LAX3:15 pmLos Angeles

$478

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Thu 12/4

5:35 pm-6:05 pm

1 stop15h 30m

Bilbao

Tue 12/9

6:45 am-6:28 pm

2 stops20h 43m

$419

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Thu 12/4

5:35 pm-6:05 pm

1 stop15h 30m

Bilbao

Tue 12/9

7:40 am-3:45 pm

1 stop17h 05m

$430

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Thu 11/27

4:45 pm-5:55 pm

1 stop16h 10m

Bilbao

Wed 12/10

12:10 pm-2:40 pm

1 stop35h 30m

$440

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Thu 12/4

5:35 pm-9:55 pm

1 stop19h 20m

Bilbao

Tue 12/9

7:40 am-3:45 pm

1 stop17h 05m

$457

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Tue 12/2

5:30 pm-9:55 pm

1 stop19h 25m

Bilbao

Tue 12/9

7:40 am-7:27 pm

2 stops20h 47m

$459

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Tue 12/2

5:30 pm-9:55 pm

1 stop19h 25m

Bilbao

Tue 12/9

6:45 am-1:05 pm

1 stop15h 20m

$464

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Wed 2/11

7:10 pm-9:10 pm

1 stop17h 00m

Bilbao

Wed 2/25

9:25 am-4:35 pm

1 stop16h 10m

$470

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Thu 12/4

5:35 pm-9:55 pm

1 stop19h 20m

Bilbao

Tue 12/9

12:50 pm-12:15 am

2 stops20h 25m

$472

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Fri 1/9

8:50 am-11:20 pm

2 stops29h 30m

Bilbao

Fri 1/23

6:45 am-1:05 pm

1 stop15h 20m

$475

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Fri 1/16

12:30 am-12:50 pm

2 stops27h 20m

Bilbao

Sat 1/31

11:35 am-3:15 pm

1 stop36h 40m

$479

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from California 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

Prices

Airlines

Other information

What is the cheapest month to fly to Bilbao?

The cheapest month to fly to Bilbao from California is in February. Flight prices, which tend to average around $679, are often lower during this time because this is during the off-season. If you’re not able to fly to Bilbao in February, then March is your next best option. Flight prices from California to Bilbao during March average around $689.

What is the cheapest day to depart on your flight to Bilbao?

The cheapest day to depart from California to Bilbao is on a Tuesday. Travelers who choose to depart for Bilbao on a Tuesday will often find tickets for as low as $930. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,363. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bilbao.

What is the cheapest time of day to depart on your flight to Bilbao?

Our most recent data shows that the best time of day to fly to Bilbao is at noon. Flights from California to Bilbao during this time can be as low as $901. In the morning is when there is more demand to fly to Bilbao, so prices are often more expensive at around $1,195 per ticket.

How far in advance should I book a flight to Bilbao?

You are more likely to see cheaper flights to Bilbao from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Bilbao for around $974 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bilbao from California for as low as $733 on momondo.

Can stopping save me money on California to Bilbao flights?

You could potentially save up to 11% on your flight if you consider stops on a California to Bilbao flight.

Cheap California to Bilbao flight deals and tips

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

Direct flights	None

There are no direct flights from California to Bilbao. There are no popular flight routes from California to Bilbao.

Search flight deals

When did momondo last update prices for flights from California to Bilbao Airport?
Prices for flights from California to Bilbao Airport are updated daily.
How many operators does momondo search for flights from California to Bilbao Airport?
The number of operators available for flights from California to Bilbao Airport is 9 as of November 2025.
How old do you have to be to fly from California to Bilbao Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Bilbao Airport.
What documentation or ID do you need to fly to Bilbao Airport?
The travel and health documents you'll need for your trip to Bilbao Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bilbao Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from California to Bilbao

Compare and see reviews for airlines that fly from California to Bilbao with momondo

Airline	Rating	Free Cancellation	Price
LEVEL	PriceFrom $427	Free Cancellation	Rating 0.0	Search LEVEL flights
SWISS	PriceFrom $447	Free Cancellation	Rating 7.5 1,778 reviews	Search SWISS flights
KLM	PriceFrom $470	Free Cancellation	Rating 7.7 1,405 reviews	Search KLM flights
Lufthansa	PriceFrom $472	Free Cancellation	Rating 6.8 7,555 reviews	Search Lufthansa flights
Delta	PriceFrom $542	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights
United Airlines	PriceFrom $581	Free Cancellation	Rating 7.4 9,002 reviews	Search United Airlines flights
Iberia	PriceFrom $589	Free Cancellation	Rating 7.0 3,007 reviews	Search Iberia flights
American Airlines	PriceFrom $677	Free Cancellation	Rating 7.2 11,042 reviews	Search American Airlines flights
Air France	PriceFrom $684	Free Cancellation	Rating 7.4 1,484 reviews	Search Air France flights

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Laredo

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

It is quick and easy to find California to Bilbao flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bilbao that suits you.

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

Yes. All flights to Bilbao from California on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Bilbao from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for California 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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Cheap flights from California to Bilbao from $316

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Bilbao departing on 11/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from California to Bilbao

Our best American Airlines deals on California to Bilbao flight tickets

United Airlines flights from California to Bilbao

Our best United Airlines deals on California to Bilbao flight tickets

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How to get the cheapest flight ticket from California 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 month to fly to Bilbao?

What is the cheapest day to depart on your flight to Bilbao?

What is the cheapest time of day to depart on your flight to Bilbao?

Our most recent data shows that the best time of day to fly to Bilbao is at noon. Flights from California to Bilbao during this time can be as low as $901. In the morning is when there is more demand to fly to Bilbao, so prices are often more expensive at around $1,195 per ticket.

How far in advance should I book a flight to Bilbao?

Can stopping save me money on California to Bilbao flights?

You could potentially save up to 11% on your flight if you consider stops on a California to Bilbao flight.

What is the cheapest airline that flies from California to Bilbao?

TAP AIR PORTUGAL, Delta, and United Airlines are the most popular carriers operating from California to Bilbao

What airlines fly to Bilbao?

How long does it take to fly to Bilbao?

Cheap California to Bilbao flight deals and tips

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

Direct flights

When did momondo last update prices for flights from California to Bilbao Airport?

How many operators does momondo search for flights from California to Bilbao Airport?

How old do you have to be to fly from California to Bilbao Airport?

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

Best airlines flying from California to Bilbao

Compare and see reviews for airlines that fly from California to Bilbao with momondo

Traveling to a place near Bilbao?

Why use momondo?

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

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

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

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

An easier way to manage your Bilbao trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Spain

Airports servicing Basque Country