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$341+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — LAX
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap 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 December 14, 2025.

This KLM deal was found by Cheapflights users on 12/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:50 amBIO - SJC
2 stops19h 50mKLM
Fri 1/29:05 amSJC - BIO
2 stops22h 25mKLM
Deal found 12/13$1,387
This American Airlines deal was found by Cheapflights users on 12/12. 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.
Sat 12/279:15 amBIO - LAS
2 stops20h 47mMultiple Airlines
Wed 12/3111:35 amLAS - BIO
2 stops43h 35mMultiple Airlines
Deal found 12/12$1,448
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Tue 12/3012:35 pmBIO - LAS
2 stops30h 07mMultiple Airlines
Sat 1/38:30 pmLAS - BIO
1 stop17h 05mMultiple Airlines
Deal found 12/13$1,567
This American Airlines deal was found by Cheapflights users on 12/13. 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.
Tue 12/309:15 amBIO - LAS
2 stops20h 47mAmerican Airlines
Sat 1/310:51 amLAS - BIO
2 stops21h 04mAmerican Airlines
Deal found 12/13$1,571
This American Airlines deal was found by Cheapflights users on 12/14. 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.
Mon 12/299:35 pmBIO - SAN
2 stops21h 14mAmerican Airlines
Fri 1/28:13 amSAN - BIO
2 stops23h 42mAmerican Airlines
Deal found 12/14$1,571
This Flighttix deal was found by Cheapflights users on 12/14. 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.
Mon 12/2911:35 amBIO - SAN
2 stops21h 40mLufthansa
Fri 1/25:35 pmSAN - BIO
1 stop20h 45mLufthansa
Deal found 12/14$1,591
This Gotogate deal was found by Cheapflights users on 12/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2811:35 amBIO - LAS
2 stops22h 22mLufthansa
Thu 1/110:43 amLAS - BIO
2 stops22h 22mLufthansa
Deal found 12/13$1,614
This Delta deal was found by Cheapflights users on 12/13. 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.
Sun 12/2811:55 amBIO - LAS
2 stops45h 04mDelta
Thu 1/12:30 pmLAS - BIO
2 stops17h 50mDelta
Deal found 12/13$1,624
This Delta deal was found by Cheapflights users on 12/14. 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.
Tue 12/307:25 amBIO - LAS
2 stops25h 27mDelta
Sat 1/33:10 pmLAS - BIO
1 stop17h 10mDelta
Deal found 12/14$1,648
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Sat 12/2712:50 pmBIO - LAS
1 stop34h 50mUnited Airlines
Wed 12/311:50 pmLAS - BIO
1 stop24h 30mUnited Airlines
Deal found 12/12$1,656
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:25 amBIO - LAX
1 stop15h 40mIberia
Thu 1/17:00 amLAX - BIO
2 stops16h 30mIberia
Deal found 12/11$1,750
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:15 amBIO - LAX
2 stops18h 15mMultiple Airlines
Wed 12/316:10 pmLAX - BIO
1 stop13h 45mMultiple Airlines
Deal found 12/11$1,771

Find flight deals from Bilbao to California

Keep the following information in mind while searching for Bilbao to California flight deals. Data was last updated December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$520
(American Airlines)

One-way from

$341
(LEVEL)

Popular in

August

Cheapest in

February

Average price

$667
Provider with most accurate pricing for Bilbao-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bilbao-Los Angeles flights.
Search Deals
From Bilbao to California
Search Deals
One-way flight from Bilbao to California
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($169 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 14, 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

Wed 1/28

11:35 am-7:35 pm

1 stop17h 00m

San Francisco

Sun 2/1

11:20 pm-10:50 am

2 stops26h 30m

$595

BilbaoSan Jose

BIO - SJC

BIOSJC

Bilbao

Thu 2/5

7:40 am-1:38 pm

2 stops38h 58m

San Jose

Sun 2/8

4:00 pm-4:40 pm

2 stops39h 40m

$602

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Mon 1/12

6:50 pm-3:55 pm

2 stops30h 05m

San Francisco

Mon 1/19

1:35 pm-4:40 pm

1 stop18h 05m

$609

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Mon 1/12

6:50 pm-2:50 pm

1 stop29h 00m

San Francisco

Mon 1/19

5:25 pm-12:50 pm

2 stops34h 25m

$643

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Wed 1/28

9:15 am-11:12 pm

2 stops22h 57m

San Francisco

Sun 2/1

11:36 pm-8:30 am

2 stops23h 54m

$667

BilbaoSan Francisco

BIO - SFO

BIOSFO

Bilbao

Mon 3/30

9:25 pm-5:55 pm

2 stops29h 30m

San Francisco

Sun 4/12

7:40 pm-8:15 am

1 stop27h 35m

$701

BilbaoLos Angeles

BIO - LAX

BIOLAX

Bilbao

Tue 1/27

6:50 am-3:04 pm

2 stops17h 14m

Los Angeles

Tue 2/3

9:50 am-11:30 am

2 stops16h 40m

$719

BilbaoLos Angeles

BIO - LAX

BIOLAX

Bilbao

Wed 1/28

6:50 am-3:25 pm

2 stops17h 35m

Los Angeles

Wed 2/4

7:55 am-11:30 am

2 stops18h 35m

$720

BilbaoLos Angeles

BIO - LAX

BIOLAX

Bilbao

Thu 2/5

6:50 am-6:35 pm

2 stops20h 45m

Los Angeles

Tue 2/10

7:45 am-11:30 am

2 stops18h 45m

$720

BilbaoBurbank

BIO - BUR

BIOBUR

Bilbao

Thu 2/19

6:45 am-10:05 pm

2 stops24h 20m

Burbank Bob Hope

Mon 2/23

8:10 pm-9:55 pm

2 stops40h 45m

$741

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 44 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, September is the cheapest month in which you can book a flight from Bilbao to California (average of $332). Flying from Bilbao to California in July is currently the most expensive (average of $635). 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 December 14, 2025.

It’s typically best to fly out from Bilbao to California in the evening. Doing so could potentially save you 24% on the flight price compared to flying in the morning, which is usually more expensive.

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 December 14, 2025.
See what other customers who have flown with United Airlines from Bilbao to California have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,092 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,092 reviews
United Airlines
7.4
Good
9,092 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

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.

  • How long is the flight from Bilbao to California?

    Airlines like United Airlines, Lufthansa, and Delta fly from Bilbao to California in about 17h. The time it takes to get you to your destination can typically vary by up to 13h 05m. There are 5678 mi between Bilbao and California. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for LEVEL. According to our data, you can fly for as low as $325. Users have also found prices from $495 and $588 on Delta and Lufthansa, 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 - Oakland.

  • 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, September is the cheapest month in which you can book a flight from Bilbao to California (average of $332). Flying from Bilbao to California in July is currently the most expensive (average of $635). 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 airline flying from Bilbao to California

Discover the top airline 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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$538Average$734FlexibilityNo cancel feeOn-time69%

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