HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bilbao

$373+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BIO
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from California to Bilbao with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from California to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from California (USCA) to Bilbao (BIO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

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 November 21, 2024.

This Mytrip deal was found by Cheapflights users on 11/19. 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.
Tue 12/38:30 amSFO - BIO
2 stops29h 25mMultiple Airlines
Tue 12/177:10 amBIO - SFO
2 stops23h 41mMultiple Airlines
Deal found 11/19$559
This Delta deal was found by Cheapflights users on 11/20. 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 12/86:00 amSFO - BIO
2 stops20h 30mDelta
Mon 12/167:20 amBIO - SFO
1 stop14h 50mDelta
Deal found 11/20$617
This CheapOair deal was found by Cheapflights users on 11/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/811:55 amSFO - BIO
2 stops38h 50mAir Canada
Mon 12/167:20 amBIO - SFO
2 stops23h 22mAir Canada
Deal found 11/20$619
This United Airlines deal was found by Cheapflights users on 11/20. 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.
Sun 12/81:55 pmSFO - BIO
2 stops36h 00mUnited Airlines
Mon 12/166:45 amBIO - SFO
1 stop14h 50mUnited Airlines
Deal found 11/20$624
This KLM deal was found by Cheapflights users on 11/19. 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.
Tue 12/33:25 pmSFO - BIO
1 stop16h 55mKLM
Tue 12/177:20 amBIO - SFO
1 stop14h 50mKLM
Deal found 11/19$637
This KAYAK deal was found by Cheapflights users on 11/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/88:35 pmSFO - BIO
1 stop36h 30mLufthansa
Mon 12/166:45 amBIO - SFO
1 stop14h 50mLufthansa
Deal found 11/20$695
This FlightHub deal was found by Cheapflights users on 11/19. 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.
Sat 12/71:10 pmSFO - BIO
1 stop37h 00mTurkish Airlines
Mon 12/1612:10 pmBIO - SFO
1 stop37h 35mTurkish Airlines
Deal found 11/19$807
This TAP AIR PORTUGAL deal was found by Cheapflights users on 11/19. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/254:40 pmSFO - BIO
1 stop16h 15mTAP AIR PORTUGAL
Tue 12/106:40 pmBIO - SFO
1 stop29h 00mTAP AIR PORTUGAL
Deal found 11/19$832
This Delta deal was found by Cheapflights users on 11/21. 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 12/1510:10 pmSJC - BIO
2 stops34h 10mDelta
Wed 12/256:50 amBIO - SJC
2 stops23h 17mDelta
Deal found 11/21$887
This FlightHub deal was found by Cheapflights users on 11/19. 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.
Tue 11/265:20 pmSFO - BIO
1 stop14h 15mAer Lingus
Sun 12/83:55 pmBIO - SFO
1 stop32h 35mAer Lingus
Deal found 11/19$963
This Kiwi.com deal was found by Cheapflights users on 11/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/244:45 pmLAS - BIO
1 stop16h 25mMultiple Airlines
Mon 1/612:10 pmBIO - LAS
2 stops55h 50mMultiple Airlines
Deal found 11/21$1,047
This KAYAK deal was found by Cheapflights users on 11/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/266:55 pmLAX - BIO
1 stop31h 15mTurkish Airlines
Tue 1/712:10 pmBIO - LAX
1 stop37h 50mTurkish Airlines
Deal found 11/21$1,133

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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sun 1/12

8:30 am-12:50 pm

2 stops19h 20m

Bilbao

Tue 1/28

6:45 am-8:46 pm

2 stops23h 01m

$525

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sun 1/12

8:30 am-12:50 pm

2 stops19h 20m

Bilbao

Tue 1/28

11:35 am-6:45 pm

1 stop16h 10m

$556

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sun 1/12

8:35 pm-9:50 pm

1 stop16h 15m

Bilbao

Tue 1/28

11:35 am-6:45 pm

1 stop16h 10m

$566

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sun 1/12

3:25 pm-5:20 pm

1 stop16h 55m

Bilbao

Tue 1/28

6:50 am-11:50 am

1 stop14h 00m

$568

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sun 1/12

1:35 pm-9:50 pm

1 stop23h 15m

Bilbao

Tue 1/28

6:45 am-4:00 pm

1 stop18h 15m

$571

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Tue 5/6

4:20 pm-11:40 am

1 stop34h 20m

Bilbao

Wed 5/14

11:50 am-2:35 pm

1 stop35h 45m

$643

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Tue 5/6

5:50 pm-11:15 pm

1 stop20h 25m

Bilbao

Wed 5/14

6:45 am-12:18 am

2 stops26h 33m

$660

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Tue 5/13

5:50 pm-8:50 pm

1 stop18h 00m

Bilbao

Wed 5/21

1:35 pm-12:18 am

2 stops19h 43m

$670

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Sat 3/15

10:25 pm-11:55 am

2 stops29h 30m

Bilbao

Wed 4/2

7:15 am-3:25 pm

1 stop17h 10m

$700

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Tue 3/4

5:30 pm-9:50 pm

1 stop19h 20m

Bilbao

Mon 3/31

6:35 pm-3:15 pm

1 stop29h 40m

$701

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 58 results
1
2
3
...
6

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 $536). Flying from California to Bilbao in June is currently the most expensive (average of $1,184). 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 November 21, 2024.

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 November 21, 2024.
Get a feel of what it's like to fly with Air Canada, Lufthansa and KLM 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
8,755 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 10

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

Delta
8.0
Very good
8,755 reviews
Delta
8.0
Very good
8,755 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 10

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

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,755 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 10

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

Finnair
7.7
Good
1,300 reviews
Delta
8.0
Very good
8,755 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 10

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

SWISS
7.6
Good
1,636 reviews
Delta
8.0
Very good
8,755 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 10

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

Air France
7.4
Good
1,525 reviews
Delta
8.0
Very good
8,755 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 10

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 $430 on Iberia. Other airlines that offer cheap prices include Vueling from $473 and Delta from $508 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 $536). Flying from California to Bilbao in June is currently the most expensive (average of $1,184). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for California to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Bilbao flights
Newark to Bilbao flights
Seattle to Bilbao flights
San Francisco to Bilbao flights
LaGuardia to Bilbao flights
Reagan-National to Bilbao flights
Dulles Intl to Bilbao flights
Baltimore to Bilbao flights
Miami to Bilbao flights
Los Angeles to Bilbao flights
San Jose to Bilbao flights
Boston to Bilbao flights
Raleigh to Bilbao flights
O'Hare Intl to Bilbao flights
Boston to San Sebastian flights
Newark to San Sebastian flights
John F Kennedy Intl to San Sebastian flights
Detroit to Bilbao flights
Atlanta to Bilbao flights
Fort Lauderdale to Bilbao flights
LaGuardia to San Sebastian flights
Hobby to Bilbao flights
Minneapolis to Bilbao flights
Austin to Bilbao flights
Denver to Bilbao flights
Hartford to Bilbao flights
Dallas/Fort Worth to Bilbao flights
Midway to Bilbao flights
Austin to San Sebastian flights
Ontario to Bilbao flights
San Antonio to Bilbao flights
Charlotte to Bilbao flights
George Bush Intcntl to Bilbao flights
Orlando to Bilbao flights
O'Hare Intl to San Sebastian flights
Greensboro to Bilbao flights
San Diego to Bilbao flights
Denver to San Sebastian flights
Cincinnati to Bilbao flights
Portland to Bilbao flights
Boise to Bilbao flights
Sky Harbor Intl to Bilbao flights
Santa Ana to Bilbao flights
Dayton to Bilbao flights
Philadelphia to Bilbao flights
Pittsburgh to Bilbao flights
Dallas/Fort Worth to San Sebastian flights
Los Angeles to San Sebastian flights

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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$457Average$1,004FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$579Average$1,097FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$583Average$1,221FlexibilityNo cancel feeOn-time76%
KLMCheapest$595Average$1,215FlexibilityNo cancel feeOn-time75%
SWISSCheapest$613Average$687FlexibilityNo cancel feeOn-time79%
DeltaCheapest$629Average$1,237FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$630Average$993FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$667Average$1,160FlexibilityNo cancel feeOn-time67%
VuelingCheapest$713Average$1,140FlexibilityNo cancel feeOn-time88%
Air FranceCheapest$730Average$1,495FlexibilityNo cancel feeOn-time77%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines