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$266+ Cheap flights from California to Bilbao (BIO)

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BIO
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap flight deals from California to Bilbao

Keep the following information in mind while searching for California to Bilbao flight deals. Data was last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$570
(Mytrip)

One-way from

$266
(Kiwi.com)

Popular in

November

Cheapest in

February

Average price

$702
Provider with most accurate pricing for Los Angeles-Bilbao flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Bilbao flights.
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From California to Bilbao
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One-way flight from California to Bilbao
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Highest demand for flights based on searches. 13% potential increase in price ($166 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from California to Bilbao

Cheapest flights from California to Bilbao
Explore the most affordable flight options available from California to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This Mytrip deal was found by Cheapflights users on 2/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/27:30 pmSFO - BIO
1 stop27h 20mMultiple Airlines
Wed 4/96:45 amBIO - SFO
2 stops24h 00mMultiple Airlines
Deal found 2/21$570
This Booking.com deal was found by Cheapflights users on 2/21. 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.
Sun 3/92:50 pmSFO - BIO
1 stop23h 55mKLM
Tue 3/256:50 amBIO - SFO
1 stop14h 00mKLM
Deal found 2/21$580
This Air Canada deal was found by Cheapflights users on 2/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/27:00 amSFO - BIO
2 stops26h 20mAir Canada
Wed 4/96:45 amBIO - SFO
2 stops24h 00mAir Canada
Deal found 2/21$582
This United Airlines deal was found by Cheapflights users on 2/21. 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 3/129:35 pmSFO - BIO
1 stop16h 15mUnited Airlines
Wed 3/191:10 pmBIO - SFO
2 stops40h 32mUnited Airlines
Deal found 2/21$586
This Delta deal was found by Cheapflights users on 2/21. 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 3/91:35 pmSFO - BIO
2 stops19h 45mDelta
Tue 3/256:50 amBIO - SFO
2 stops20h 59mDelta
Deal found 2/21$597
This United Airlines deal was found by Cheapflights users on 2/21. 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 3/126:20 amSJC - BIO
2 stops31h 30mUnited Airlines
Wed 3/197:20 amBIO - SJC
2 stops21h 49mUnited Airlines
Deal found 2/21$606
This Gotogate deal was found by Cheapflights users on 2/21. 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.
Fri 5/164:40 pmLAX - BIO
1 stop15h 55mTAP AIR PORTUGAL
Mon 5/2612:25 pmBIO - LAX
1 stop35h 15mTAP AIR PORTUGAL
Deal found 2/21$625
This FlightHub deal was found by Cheapflights users on 2/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:45 pmSFO - BIO
1 stop37h 40mTurkish Airlines
Fri 10/312:05 pmBIO - SFO
1 stop37h 35mTurkish Airlines
Deal found 2/21$675
This Iberia deal was found by Cheapflights users on 2/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/138:00 pmSFO - BIO
1 stop18h 00mIberia
Wed 4/231:30 pmBIO - SFO
2 stops19h 11mIberia
Deal found 2/21$690
This American Airlines deal was found by Cheapflights users on 2/21. 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.
Sun 4/1311:32 amSFO - BIO
2 stops20h 23mAmerican Airlines
Wed 4/231:30 pmBIO - SFO
2 stops20h 00mAmerican Airlines
Deal found 2/21$695
This FlightHub deal was found by Cheapflights users on 2/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/11:40 pmLAX - BIO
1 stop18h 45mTurkish Airlines
Wed 10/86:25 pmBIO - LAX
1 stop26h 20mTurkish Airlines
Deal found 2/21$721
This Iberia deal was found by Cheapflights users on 2/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:05 pmLAX - BIO
1 stop20h 10mIberia
Sun 11/309:15 amBIO - LAX
2 stops17h 50mIberia
Deal found 2/21$728

Find flights from California to Bilbao within your budget

Customize your flight search to find flights from California 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, Cheapflights users made 2,558,603 searches. Data last updated February 22, 2025.

Fly from

California

Fly to

Bilbao

Route

Depart

Return

Price

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Wed 4/2

7:30 pm-7:50 am

1 stop27h 20m

Bilbao

Wed 4/9

6:45 am-9:45 pm

2 stops24h 00m

$570

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sun 3/9

2:50 pm-10:45 pm

1 stop23h 55m

Bilbao

Tue 3/25

6:50 am-12:50 pm

1 stop14h 00m

$580

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Wed 4/2

7:00 am-6:20 pm

2 stops26h 20m

Bilbao

Wed 4/9

6:45 am-9:45 pm

2 stops24h 00m

$582

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Wed 3/12

9:35 pm-9:50 pm

1 stop16h 15m

Bilbao

Wed 3/19

1:10 pm-9:42 pm

2 stops40h 32m

$586

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sun 3/9

1:35 pm-5:20 pm

2 stops19h 45m

Bilbao

Tue 3/25

6:50 am-7:49 pm

2 stops20h 59m

$597

San JoseBilbao

SJC - BIO

SJCBIO

San Jose

Wed 3/12

6:20 am-9:50 pm

2 stops31h 30m

Bilbao

Wed 3/19

7:20 am-9:09 pm

2 stops21h 49m

$606

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Fri 5/16

4:40 pm-5:35 pm

1 stop15h 55m

Bilbao

Mon 5/26

12:25 pm-2:40 pm

1 stop35h 15m

$625

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sun 4/13

8:00 pm-11:00 pm

1 stop18h 00m

Bilbao

Wed 4/23

1:30 pm-11:41 pm

2 stops19h 11m

$690

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sun 4/13

11:32 am-4:55 pm

2 stops20h 23m

Bilbao

Wed 4/23

1:30 pm-12:30 am

2 stops20h 00m

$695

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Tue 4/15

1:40 pm-5:25 pm

1 stop18h 45m

Bilbao

Tue 4/22

12:05 pm-11:45 am

1 stop32h 40m

$749

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 60 results
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Best time to book a flight from California to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from California 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.

Travel insights for flights from California to Bilbao

Get recent, data-driven insights about flights from California to Bilbao including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from California to Bilbao (average of $541). Flying from California to Bilbao in June is currently the most expensive (average of $1,178). 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 CA to BIO?

Find hourly flight availability from California to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to Bilbao as you normally would.

Rainfall in Bilbao by month

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

In terms of precipitation, rainfall in Bilbao ranges from 2.4 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Bilbao when rainfall is around 2.4 in.

Temperature in Bilbao by month

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

If weather is an important factor for your trip to Bilbao, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. 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 Bilbao. Reviews last updated February 22, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from California to Bilbao by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,203 reviews
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,332 reviews
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,271 reviews
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.5
Good
771 reviews
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.5
Good
1,566 reviews
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from California to Bilbao. 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 into for flights to Bilbao from California?

    For a flight from California to Bilbao, you will be flying into Bilbao. Bilbao (BIO) is just 3.0 mi from the center of the city.

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

    One-way options have recently been found by users for as low as $446 on Vueling. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $464 and KLM from $479 one-way.

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

    Most travelers choose San Francisco - Bilbao, Los Angeles - Bilbao or San Jose - Bilbao when deciding on the best route from California to Bilbao.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from California to Bilbao 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 California to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from California to Bilbao (average of $541). Flying from California to Bilbao in June is currently the most expensive (average of $1,178). 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 California to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from California to Bilbao

Discover the top 10 airlines that operate flights from California to Bilbao. 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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$457Average$1,004FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$563Average$1,318FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$574Average$1,184FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$594Average$1,143FlexibilityNo cancel feeOn-time69%
SWISSCheapest$597Average$695FlexibilityNo cancel feeOn-time79%
KLMCheapest$620Average$1,208FlexibilityNo cancel feeOn-time75%
IberiaCheapest$630Average$1,015FlexibilityNo cancel feeOn-time77%
VuelingCheapest$638Average$1,073FlexibilityNo cancel feeOn-time88%
Air CanadaCheapest$667Average$1,160FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$730Average$1,495FlexibilityNo cancel feeOn-time77%
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