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$270+ Cheap flights from Bilbao (BIO) to California

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — LAX
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Bilbao to California

Keep the following information in mind while searching for Bilbao to California flight deals. Data was last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$437
(Finnair)

One-way from

$270
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$781
Provider with most accurate pricing for Bilbao-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Bilbao-Los Angeles flights.
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From Bilbao to California
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One-way flight from Bilbao to California
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Highest demand for flights based on searches. 24% potential increase in price ($264 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Bilbao to California

Cheapest flights from Bilbao to California
Explore the most affordable flight options available from Bilbao to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Finnair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/126:45 amBIO - SFO
2 stops26h 04mFinnair
Tue 5/275:45 pmSFO - BIO
1 stop20h 30mFinnair
Deal found 3/31$437
This Finnair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/129:35 pmBIO - SFO
1 stop27h 35mMultiple Airlines
Tue 5/275:45 pmSFO - BIO
1 stop20h 30mMultiple Airlines
Deal found 3/31$442
This Expedia deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/121:30 pmBIO - SFO
2 stops19h 52mIberia
Tue 5/275:45 pmSFO - BIO
1 stop14h 10mIberia
Deal found 3/30$448
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/251:30 pmBIO - SFO
2 stops19h 11mAmerican Airlines
Thu 5/85:45 pmSFO - BIO
1 stop29h 45mAmerican Airlines
Deal found 3/31$549
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/37:30 amBIO - LAX
1 stop20h 35mMultiple Airlines
Sun 5/119:25 pmLAX - BIO
1 stop26h 20mMultiple Airlines
Deal found 3/31$570
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2512:00 pmBIO - SFO
2 stops20h 59mDelta
Thu 5/81:45 pmSFO - BIO
2 stops17h 55mDelta
Deal found 3/31$583
This United Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/147:15 amBIO - SFO
1 stop20h 45mUnited Airlines
Wed 5/219:30 amSFO - BIO
2 stops23h 20mUnited Airlines
Deal found 3/30$584
This Flighttix deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/147:15 amBIO - SFO
1 stop20h 45mLufthansa
Wed 5/211:10 pmSFO - BIO
1 stop24h 15mLufthansa
Deal found 3/30$613
This Booking.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/214:35 pmBIO - SFO
1 stop29h 15mKLM
Mon 5/58:45 pmSFO - BIO
1 stop16h 15mKLM
Deal found 3/30$639
This Kiwi.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/217:10 amBIO - SFO
2 stops43h 57mAir France
Mon 5/58:45 pmSFO - BIO
1 stop16h 15mAir France
Deal found 3/30$640
This SWISS deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/12:10 pmBIO - SFO
2 stops35h 00mSWISS
Sat 5/107:30 pmSFO - BIO
1 stop28h 10mSWISS
Deal found 3/31$644
This lol.travel deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/39:15 amBIO - LAX
1 stop15h 50mIberia
Thu 5/85:50 pmLAX - BIO
1 stop14h 05mIberia
Deal found 3/31$657

Cheapflights Fare Finder

Customize your flight search to find flights from Bilbao to California 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, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2025.
Use the filters below to find and compare flights from Bilbao to California that are best for you.

Fly from

Bilbao

Fly to

California

Route

Depart

Return

Price

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Mon 5/12

6:45 am-11:49 pm

2 stops26h 04m

San Francisco

Tue 5/27

5:45 pm-11:15 pm

1 stop20h 30m

$437

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Mon 5/12

9:35 pm-4:10 pm

1 stop27h 35m

San Francisco

Tue 5/27

5:45 pm-11:15 pm

1 stop20h 30m

$442

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Mon 5/12

1:30 pm-12:22 am

2 stops19h 52m

San Francisco

Tue 5/27

5:45 pm-4:55 pm

1 stop14h 10m

$448

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Fri 4/25

1:30 pm-11:41 pm

2 stops19h 11m

San Francisco

Thu 5/8

5:45 pm-8:30 am

1 stop29h 45m

$549

BilbaoLos Angeles

BIO - LAX

BIOLAX

Bilbao

Sat 5/3

7:30 am-7:05 pm

1 stop20h 35m

Los Angeles

Sun 5/11

9:25 pm-8:45 am

1 stop26h 20m

$570

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Fri 4/25

12:00 pm-11:59 pm

2 stops20h 59m

San Francisco

Thu 5/8

1:45 pm-4:40 pm

2 stops17h 55m

$583

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Wed 5/14

7:15 am-7:00 pm

1 stop20h 45m

San Francisco

Wed 5/21

9:30 am-5:50 pm

2 stops23h 20m

$584

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Wed 5/14

7:15 am-7:00 pm

1 stop20h 45m

San Francisco

Wed 5/21

1:10 pm-10:25 pm

1 stop24h 15m

$613

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Mon 4/21

4:35 pm-12:50 pm

1 stop29h 15m

San Francisco

Mon 5/5

8:45 pm-10:00 pm

1 stop16h 15m

$639

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Mon 4/21

7:10 am-6:07 pm

2 stops43h 57m

San Francisco

Mon 5/5

8:45 pm-10:00 pm

1 stop16h 15m

$640

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 46 results
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Best time to book a flight from Bilbao to California

Have a flexible travel schedule? Discover the best time to fly to California from Bilbao with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Bilbao to California

What is the cheapest month to book a flight from Bilbao to California?

Currently, January is the cheapest month in which you can book a flight from Bilbao to California (average of $246). Flying from Bilbao to California in June is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BIO to CA?

Find hourly flight availability from Bilbao to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

When flying from Bilbao to California, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in California by month

Plan your trip to California by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in California ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit California when rainfall is around 0.0 in.

Temperature in California by month

Plan your trip to California by taking into account the average temperature totals by month.

If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to California. Reviews last updated March 31, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Bilbao to California. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,899 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,570 reviews
Delta
8.0
Very good
7,899 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,425 reviews
Delta
8.0
Very good
7,899 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Bilbao to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Bilbao to California?

    If you book a flight to California from Bilbao, you will be flying from Bilbao, which is the city’s only airport. Bilbao (BIO) is located 3.0 mi from the center of Bilbao.

  • What are the cheapest airlines to fly from Bilbao to California one-way?

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $333. Users have also found prices from $498 and $605 on Aer Lingus and Turkish Airlines, respectively.

  • What are the most popular routes from Bilbao to California?

    The most popular flight routes from Bilbao to California are Bilbao - San Francisco, Bilbao - Los Angeles and Bilbao - Las Vegas Harry Reid Intl.

  • Can I find deals for flights from Bilbao to California that include hotel bookings?

    Yes. In addition to deals on Bilbao to California flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bilbao to California?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bilbao to California.

  • Can I find deals for business class flights from Bilbao to California?

    Yes. Cheapflights offers flight deals from Bilbao to California by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bilbao to California?

    Currently, January is the cheapest month in which you can book a flight from Bilbao to California (average of $246). Flying from Bilbao to California in June is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Bilbao to California

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Top 3 airlines flying from Bilbao to California

Discover the top 3 airlines that operate flights from Bilbao to California. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$397Average$949FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$467Average$926FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$538Average$814FlexibilityNo cancel feeOn-time69%
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