$333+ Cheap flights from Bilbao (BIO) to San Francisco (SFO)
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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — SFO
Mar 13 — Mar 201
1 adult, Economy
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Find cheap flights from Bilbao to San Francisco 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 Bilbao to San Francisco
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Best
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Cheapest flights from Bilbao to San FranciscoExplore the most affordable flight options available from Bilbao to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
Explore the most affordable flight options available from Bilbao to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Thu 2/199:15 am
BIO
- SFO
2 stops21h 01m
American Airlines
Wed 2/256:15 am
SFO
- BIO
2 stops17h 15m
American Airlines
Deal found 2/9![American Airlines logo]()
$453
This American Airlines deal was found by Cheapflights users on 2/9. 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 2/239:35 pm
BIO
- SFO
2 stops20h 36m
American Airlines
Mon 3/26:21 am
SFO
- BIO
2 stops21h 29m
American Airlines
Deal found 2/9![American Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 2/10. 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 2/249:15 am
BIO
- SFO
2 stops21h 01m
American Airlines
Mon 3/210:36 am
SFO
- BIO
2 stops17h 14m
American Airlines
Deal found 2/10![American Airlines logo]()
$456
This Iberia deal was found by Cheapflights users on 2/9. 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.
Tue 2/246:45 am
BIO
- SFO
2 stops23h 31m
Iberia
Mon 3/26:00 am
SFO
- BIO
2 stops21h 50m
Iberia
Deal found 2/9![Iberia logo]()
$478
This American Airlines deal was found by Cheapflights users on 2/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/41:35 pm
BIO
- SFO
2 stops20h 17m
American Airlines
Tue 3/1010:03 am
SFO
- BIO
2 stops18h 47m
American Airlines
Deal found 2/11![American Airlines logo]()
$483
This American Airlines deal was found by Cheapflights users on 2/9. 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 3/109:15 am
BIO
- SFO
2 stops21h 17m
American Airlines
Mon 3/237:25 am
SFO
- BIO
2 stops21h 25m
American Airlines
Deal found 2/9![American Airlines logo]()
$486
This Expedia deal was found by Cheapflights users on 2/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:45 am
BIO
- SFO
2 stops24h 55m
Iberia
Sun 3/86:00 am
SFO
- BIO
2 stops22h 50m
Iberia
Deal found 2/11![Iberia logo]()
$493
This Iberia deal was found by Cheapflights users on 2/8. 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.
Fri 2/276:45 am
BIO
- SFO
2 stops24h 55m
Iberia
Mon 3/26:00 am
SFO
- BIO
2 stops21h 50m
Iberia
Deal found 2/8![Iberia logo]()
$507
Best flights from Bilbao to San FranciscoDiscover carefully curated flight deals from Bilbao to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
Discover carefully curated flight deals from Bilbao to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
This American Airlines deal was found by Cheapflights users on 2/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/41:35 pm
BIO
- SFO
2 stops20h 17m
American Airlines
Tue 3/1010:03 am
SFO
- BIO
2 stops18h 47m
American Airlines
Deal found 2/11![American Airlines logo]()
$483
This Iberia deal was found by Cheapflights users on 2/11. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:45 am
BIO
- SFO
2 stops23h 31m
Iberia
Mon 3/26:15 am
SFO
- BIO
2 stops21h 35m
Iberia
Deal found 2/11![Iberia logo]()
$510
This Delta deal was found by Cheapflights users on 2/10. 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 2/246:50 am
BIO
- SFO
1 stop14h 00m
Delta
Mon 3/25:45 am
SFO
- BIO
2 stops20h 45m
Delta
Deal found 2/10![Delta logo]()
$532
This KLM deal was found by Cheapflights users on 2/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/411:55 am
BIO
- SFO
1 stop32h 55m
KLM
Tue 3/104:40 pm
SFO
- BIO
1 stop16h 40m
KLM
Deal found 2/11![KLM logo]()
$534
This KLM deal was found by Cheapflights users on 2/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/411:55 am
BIO
- SFO
1 stop32h 55m
Multiple Airlines
Tue 3/104:03 pm
SFO
- BIO
2 stops17h 17m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$534
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Thu 2/266:45 am
BIO
- SFO
1 stop14h 55m
United Airlines
Wed 3/1110:40 pm
SFO
- BIO
1 stop15h 15m
United Airlines
Deal found 2/8![United Airlines logo]()
$563
This Delta deal was found by Cheapflights users on 2/9. 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.
Thu 2/266:50 am
BIO
- SFO
1 stop14h 00m
Delta
Wed 3/112:55 pm
SFO
- BIO
1 stop17h 35m
Delta
Deal found 2/9![Delta logo]()
$536
This KLM deal was found by Cheapflights users on 2/10. 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 3/1011:55 am
BIO
- SFO
1 stop32h 55m
KLM
Mon 3/234:40 pm
SFO
- BIO
1 stop16h 40m
KLM
Deal found 2/10![KLM logo]()
$563
This KLM deal was found by Cheapflights users on 2/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/811:55 am
BIO
- SFO
1 stop32h 55m
KLM
Mon 3/234:40 pm
SFO
- BIO
1 stop21h 45m
KLM
Deal found 2/11![KLM logo]()
$564
Last-minute flights from Bilbao to San FranciscoDiscover last-minute flight deals from Bilbao to San Francisco. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from Bilbao to San Francisco. Data last updated February 11, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Thu 2/199:15 am
BIO
- SFO
2 stops21h 01m
American Airlines
Wed 2/256:15 am
SFO
- BIO
2 stops17h 15m
American Airlines
Deal found 2/9![American Airlines logo]()
$453
This American Airlines deal was found by Cheapflights users on 2/9. 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 2/239:35 pm
BIO
- SFO
2 stops20h 36m
American Airlines
Mon 3/26:21 am
SFO
- BIO
2 stops21h 29m
American Airlines
Deal found 2/9![American Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 2/10. 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 2/249:15 am
BIO
- SFO
2 stops21h 01m
American Airlines
Mon 3/210:36 am
SFO
- BIO
2 stops17h 14m
American Airlines
Deal found 2/10![American Airlines logo]()
$456
This Iberia deal was found by Cheapflights users on 2/9. 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.
Tue 2/246:45 am
BIO
- SFO
2 stops23h 31m
Iberia
Mon 3/26:00 am
SFO
- BIO
2 stops21h 50m
Iberia
Deal found 2/9![Iberia logo]()
$478
This Expedia deal was found by Cheapflights users on 2/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:45 am
BIO
- SFO
2 stops24h 55m
Iberia
Sun 3/86:00 am
SFO
- BIO
2 stops22h 50m
Iberia
Deal found 2/11![Iberia logo]()
$493
This Iberia deal was found by Cheapflights users on 2/8. 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.
Fri 2/276:45 am
BIO
- SFO
2 stops24h 55m
Iberia
Mon 3/26:00 am
SFO
- BIO
2 stops21h 50m
Iberia
Deal found 2/8![Iberia logo]()
$507
This American Airlines deal was found by Cheapflights users on 2/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/41:35 pm
BIO
- SFO
2 stops20h 17m
American Airlines
Tue 3/1010:03 am
SFO
- BIO
2 stops18h 47m
American Airlines
Deal found 2/11![American Airlines logo]()
$483
This American Airlines deal was found by Cheapflights users on 2/9. 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 3/109:15 am
BIO
- SFO
2 stops21h 17m
American Airlines
Mon 3/237:25 am
SFO
- BIO
2 stops21h 25m
American Airlines
Deal found 2/9![American Airlines logo]()
$486
One-way flights from Bilbao to San FranciscoSearch for one-way flight options from Bilbao to San Francisco. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
Search for one-way flight options from Bilbao to San Francisco. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:15 pm
BIO
- SFO
1 stop31h 45m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$333
This Finnair deal was found by Cheapflights users on 2/9. 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.
Wed 5/66:45 am
BIO
- SFO
2 stops26h 14m
Finnair
Deal found 2/9![Finnair logo]()
$346
This Finnair deal was found by Cheapflights users on 2/9. 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.
Wed 5/69:35 pm
BIO
- SFO
1 stop27h 35m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 5/510:50 pm
BIO
- SFO
2 stops46h 10m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Thu 5/76:45 am
BIO
- SFO
1 stop18h 25m
Finnair
Deal found 2/9![Finnair logo]()
$363
This Iberia deal was found by Cheapflights users on 2/9. 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.
Sat 5/99:15 am
BIO
- SFO
1 stop15h 55m
Iberia
Deal found 2/9![Iberia logo]()
$371
This British Airways deal was found by Cheapflights users on 2/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/231:30 pm
BIO
- SFO
2 stops20h 18m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$376
This Iberia deal was found by Cheapflights users on 2/9. 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.
Sat 5/237:15 pm
BIO
- SFO
1 stop31h 40m
Iberia
Deal found 2/9![Iberia logo]()
$377
This Expedia deal was found by Cheapflights users on 2/9. 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.
Fri 4/36:45 am
BIO
- SFO
2 stops27h 03m
Iberia
Deal found 2/9![Iberia logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Fri 5/810:50 pm
BIO
- SFO
2 stops27h 45m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$411
Find flight deals from Bilbao to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Bilbao (BIO) to San Francisco (SFO). 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 February 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $454 (American Airlines) |
One-way from | $346 (Finnair) |
Popular in | July |
Cheapest in | January |
Average price | $598 |
Cheapflights Fare Finder
Customize your flight search to find flights from Bilbao to San Francisco 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 11, 2026.
Use the filters below to find and compare flights from Bilbao to San Francisco that are best for you.
Fly from
Bilbao
Fly to
San Francisco
Route
Depart
Return
Price
BilbaoSan Francisco
BIO - SFO
BIOSFO
Bilbao
Wed 3/4
1:35 pm-12:52 am
2 stops20h 17m
San Francisco
Tue 3/10
10:03 am-12:50 pm
2 stops18h 47m
$483
BilbaoSan Francisco
BIO - SFO
BIOSFO
Bilbao
Fri 2/27
6:45 am-9:16 pm
2 stops23h 31m
San Francisco
Mon 3/2
6:15 am-12:50 pm
2 stops21h 35m
$510
BilbaoSan Francisco
BIO - SFO
BIOSFO
Bilbao
Tue 2/24
6:50 am-11:50 am
1 stop14h 00m
San Francisco
Mon 3/2
5:45 am-11:30 am
2 stops20h 45m
$532
BilbaoSan Francisco
BIO - SFO
BIOSFO
Bilbao
Wed 3/4
11:55 am-11:50 am
1 stop32h 55m
San Francisco
Tue 3/10
4:40 pm-5:20 pm
1 stop16h 40m
$534
BilbaoSan Francisco
BIO - SFO
BIOSFO
Bilbao
Wed 3/4
11:55 am-11:50 am
1 stop32h 55m
San Francisco
Tue 3/10
4:03 pm-5:20 pm
2 stops17h 17m
$534
BilbaoSan Francisco
BIO - SFO
BIOSFO
Bilbao
Thu 2/26
6:50 am-11:50 am
1 stop14h 00m
San Francisco
Wed 3/11
2:55 pm-4:30 pm
1 stop17h 35m
$536
BilbaoSan Francisco
BIO - SFO
BIOSFO
Bilbao
Thu 2/26
6:45 am-12:40 pm
1 stop14h 55m
San Francisco
Wed 3/11
10:40 pm-9:55 pm
1 stop15h 15m
$563
BilbaoSan Francisco
BIO - SFO
BIOSFO
Bilbao
Tue 3/10
11:55 am-12:50 pm
1 stop32h 55m
San Francisco
Mon 3/23
4:40 pm-5:20 pm
1 stop16h 40m
$563
BilbaoSan Francisco
BIO - SFO
BIOSFO
Bilbao
Sun 3/8
11:55 am-12:50 pm
1 stop32h 55m
San Francisco
Mon 3/23
4:40 pm-10:25 pm
1 stop21h 45m
$564
BilbaoSan Francisco
BIO - SFO
BIOSFO
Bilbao
Sat 6/6
7:15 pm-6:00 pm
1 stop31h 45m
$333
Showing 1-10 of 16 results
Compare providers for flights from Bilbao to San Francisco
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bilbao to San Francisco in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Bilbao-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bilbao-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bilbao-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bilbao-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bilbao-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Bilbao to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Bilbao with our price prediction graph.
BIO-SFO
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 San Francisco
How far ahead should I book a flight from Bilbao to San Francisco?
Use this chart to determine the optimal time to book a round-trip flight from Bilbao to San Francisco. Price data was last updated on February 6, 2026.
The price you pay for your flight from Bilbao to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Bilbao to San Francisco?
Currently, May is the cheapest month in which you can book a flight from Bilbao to San Francisco (average of $445). Flying from Bilbao to San Francisco in July is currently the most expensive (average of $637). 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.
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated February 11, 2026.
Read reviews from past customers who have flown United Airlines from Bilbao to San Francisco. 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.
Comfort
7.3
Overall
7.4
Boarding
7.7
Food
6.6
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Comfort
7.3
Overall
7.4
Boarding
7.7
Food
6.6
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Related info for your journey
Find useful and relevant information for your journey from Bilbao to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSanta Cruz
South San Francisco
Santa Clara
Roseville
Livermore
Watsonville
San Bruno
Daly City
Sunnyvale
Turlock
Vacaville
San Carlos
San Ramon
Redwood City
Rancho Cordova
San Lorenzo
Davis
Hollister
Manteca
Union City
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.
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Alternative routes for Bilbao to San Francisco
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Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Bilbao to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Bilbao and San Francisco flights
Browse other Bilbao and San Francisco flight options. Last updated on February 11, 2026.
Popular flight searches
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Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 11, 2026.
Top airline flying from Bilbao to San Francisco
Discover the top airline that operate flights from Bilbao to San Francisco. 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 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$538 | Average$734 | FlexibilityNo cancel fee | On-time69% |