$351+ Cheap flights from San Francisco (SFO) 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BIO
Jul 13 — Jul 201
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Francisco 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 San Francisco to Bilbao
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to BilbaoExplore the most affordable flight options available from San Francisco to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 13, 2026.
Explore the most affordable flight options available from San Francisco to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 13, 2026.
This Booking.com deal was found by Cheapflights users on 6/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:30 pm
SFO
- BIO
1 stop16h 30m
TAP AIR PORTUGAL
Tue 8/256:50 pm
BIO
- SFO
1 stop28h 45m
TAP AIR PORTUGAL
Deal found 6/8![TAP AIR PORTUGAL logo]()
$675
This Booking.com deal was found by Cheapflights users on 6/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:20 pm
SFO
- BIO
1 stop31h 10m
TAP AIR PORTUGAL
Tue 9/86:50 pm
BIO
- SFO
1 stop28h 45m
TAP AIR PORTUGAL
Deal found 6/8![TAP AIR PORTUGAL logo]()
$712
This Scandinavian Airlines deal was found by Cheapflights users on 6/11. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:45 pm
SFO
- BIO
1 stop17h 00m
Scandinavian Airlines
Wed 9/307:35 pm
BIO
- SFO
1 stop28h 05m
Scandinavian Airlines
Deal found 6/11![Scandinavian Airlines logo]()
$722
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/11. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:20 pm
SFO
- BIO
2 stops31h 10m
TAP AIR PORTUGAL
Tue 9/156:50 pm
BIO
- SFO
1 stop28h 45m
TAP AIR PORTUGAL
Deal found 6/11![TAP AIR PORTUGAL logo]()
$724
This oojo deal was found by Cheapflights users on 6/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:20 pm
SFO
- BIO
2 stops31h 10m
TAP AIR PORTUGAL
Sun 9/137:45 pm
BIO
- SFO
1 stop27h 20m
TAP AIR PORTUGAL
Deal found 6/9![TAP AIR PORTUGAL logo]()
$736
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 9/197:35 pm
SFO
- BIO
1 stop31h 05m
TAP AIR PORTUGAL
Tue 9/296:50 pm
BIO
- SFO
1 stop28h 45m
TAP AIR PORTUGAL
Deal found 6/11![TAP AIR PORTUGAL logo]()
$745
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/164:35 pm
SFO
- BIO
1 stop33h 55m
TAP AIR PORTUGAL
Wed 9/3012:25 pm
BIO
- SFO
1 stop35h 05m
TAP AIR PORTUGAL
Deal found 6/11![TAP AIR PORTUGAL logo]()
$746
This Scandinavian Airlines deal was found by Cheapflights users on 6/11. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:45 pm
SFO
- BIO
1 stop17h 00m
Scandinavian Airlines
Fri 10/27:35 pm
BIO
- SFO
1 stop28h 05m
Scandinavian Airlines
Deal found 6/11![Scandinavian Airlines logo]()
$762
This Mytrip deal was found by Cheapflights users on 6/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:30 pm
SFO
- BIO
2 stops21h 25m
Multiple Airlines
Tue 8/253:30 pm
BIO
- SFO
2 stops32h 05m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$769
This oojo deal was found by Cheapflights users on 6/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:05 pm
SFO
- BIO
1 stop17h 20m
Lufthansa
Fri 10/167:15 am
BIO
- SFO
1 stop20h 45m
Lufthansa
Deal found 6/9![Lufthansa logo]()
$774
Best flights from San Francisco to BilbaoDiscover carefully curated flight deals from San Francisco to Bilbao that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 13, 2026.
Discover carefully curated flight deals from San Francisco to Bilbao that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 13, 2026.
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/93:05 pm
SFO
- BIO
1 stop33h 45m
Delta
Wed 8/196:45 am
BIO
- SFO
1 stop14h 00m
Delta
Deal found 6/8![Delta logo]()
$818
This SWISS deal was found by Cheapflights users on 6/8. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:30 pm
SFO
- BIO
2 stops39h 50m
SWISS
Tue 8/1811:40 am
BIO
- SFO
1 stop37h 35m
SWISS
Deal found 6/8![SWISS logo]()
$894
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:05 pm
SFO
- BIO
1 stop17h 20m
United Airlines
Mon 9/212:10 pm
BIO
- SFO
2 stops38h 32m
United Airlines
Deal found 6/10![United Airlines logo]()
$908
This KLM deal was found by Cheapflights users on 6/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:10 pm
SFO
- BIO
1 stop16h 50m
KLM
Mon 8/1712:00 pm
BIO
- SFO
1 stop32h 45m
KLM
Deal found 6/8![KLM logo]()
$924
This British Airways deal was found by Cheapflights users on 6/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:36 am
SFO
- BIO
2 stops40h 54m
British Airways
Mon 8/179:35 pm
BIO
- SFO
2 stops54h 21m
British Airways
Deal found 6/8![British Airways logo]()
$1,148
This Finnair deal was found by Cheapflights users on 6/11. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/318:00 am
SFO
- BIO
2 stops27h 50m
Multiple Airlines
Sat 8/159:35 pm
BIO
- SFO
2 stops36h 24m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$1,327
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:36 am
SFO
- BIO
2 stops19h 14m
Delta
Tue 8/256:45 am
BIO
- SFO
1 stop14h 00m
Delta
Deal found 6/12![Delta logo]()
$821
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Mon 7/272:00 pm
SFO
- BIO
1 stop24h 25m
United Airlines
Mon 8/36:50 am
BIO
- SFO
2 stops23h 44m
United Airlines
Deal found 6/12![United Airlines logo]()
$1,192
This KLM deal was found by Cheapflights users on 6/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/93:05 pm
SFO
- BIO
1 stop21h 55m
KLM
Sun 8/165:15 pm
BIO
- SFO
1 stop27h 30m
KLM
Deal found 6/8![KLM logo]()
$1,256
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:45 am
SFO
- BIO
2 stops20h 45m
Delta
Sun 8/166:45 am
BIO
- SFO
1 stop14h 00m
Delta
Deal found 6/8![Delta logo]()
$1,498
Last-minute flights from San Francisco to BilbaoDiscover last-minute flight deals from San Francisco to Bilbao. Data last updated June 13, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Bilbao. Data last updated June 13, 2026 and is based on user searches.
This KLM deal was found by Cheapflights users on 6/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1910:30 pm
SFO
- BIO
1 stop14h 30m
KLM
Sat 6/276:45 am
BIO
- SFO
1 stop14h 00m
KLM
Deal found 6/9![KLM logo]()
$1,312
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1910:35 am
SFO
- BIO
2 stops20h 55m
Delta
Sat 6/276:45 am
BIO
- SFO
1 stop14h 00m
Delta
Deal found 6/8![Delta logo]()
$1,322
This oojo deal was found by Cheapflights users on 6/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/199:05 pm
SFO
- BIO
1 stop17h 20m
Lufthansa
Sat 6/276:40 pm
BIO
- SFO
1 stop33h 20m
Lufthansa
Deal found 6/12![Lufthansa logo]()
$1,511
This Finnair deal was found by Cheapflights users on 6/9. 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.
Fri 6/1910:33 am
SFO
- BIO
2 stops25h 17m
Multiple Airlines
Sat 6/279:35 pm
BIO
- SFO
2 stops36h 17m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,618
This KAYAK deal was found by Cheapflights users on 6/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/199:11 pm
SFO
- BIO
2 stops26h 19m
British Airways
Sat 6/279:35 pm
BIO
- SFO
2 stops31h 25m
British Airways
Deal found 6/11![British Airways logo]()
$1,669
One-way flights from San Francisco to BilbaoSearch for one-way flight options from San Francisco to Bilbao. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
Search for one-way flight options from San Francisco to Bilbao. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
This Orbitz deal was found by Cheapflights users on 6/9. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:55 pm
SFO
- BIO
1 stop20h 20m
Iberia
Deal found 6/9![Iberia logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:35 pm
SFO
- BIO
2 stops29h 40m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:40 pm
SFO
- BIO
2 stops29h 35m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/35:35 pm
SFO
- BIO
2 stops29h 20m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$388
This Finnair deal was found by Cheapflights users on 6/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:50 am
SFO
- BIO
2 stops27h 25m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$391
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/25:40 pm
SFO
- BIO
2 stops31h 35m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:35 pm
SFO
- BIO
2 stops29h 40m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:33 pm
SFO
- BIO
3 stops25h 07m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$402
Find flight deals from San Francisco to Bilbao
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 June 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $616 (oojo) |
One-way from | $384 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $1,162 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 June 13, 2026.
Use the filters below to find and compare flights from San Francisco to Bilbao that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoBilbao
SFO - BIO
SFOBIO
San Francisco
Sun 8/9
3:05 pm-9:50 am
1 stop33h 45m
Bilbao
Wed 8/19
6:45 am-11:45 am
1 stop14h 00m
$818
Quickest round-trip
San FranciscoBilbao
SFO - BIO
SFOBIO
San Francisco
Mon 8/17
5:36 am-9:50 am
2 stops19h 14m
Bilbao
Tue 8/25
6:45 am-11:45 am
1 stop14h 00m
$821
San FranciscoBilbao
SFO - BIO
SFOBIO
San Francisco
Sat 8/8
7:30 pm-8:20 pm
2 stops39h 50m
Bilbao
Tue 8/18
11:40 am-4:15 pm
1 stop37h 35m
$894
San FranciscoBilbao
SFO - BIO
SFOBIO
San Francisco
Thu 8/20
9:05 pm-11:25 pm
1 stop17h 20m
Bilbao
Mon 9/21
2:10 pm-7:42 pm
2 stops38h 32m
$908
San FranciscoBilbao
SFO - BIO
SFOBIO
San Francisco
Thu 8/6
8:10 pm-10:00 pm
1 stop16h 50m
Bilbao
Mon 8/17
12:00 pm-11:45 am
1 stop32h 45m
$924
San FranciscoBilbao
SFO - BIO
SFOBIO
San Francisco
Sun 8/9
6:36 am-8:30 am
2 stops40h 54m
Bilbao
Mon 8/17
9:35 pm-6:56 pm
2 stops54h 21m
$1,148
San FranciscoBilbao
SFO - BIO
SFOBIO
San Francisco
Mon 7/27
2:00 pm-11:25 pm
1 stop24h 25m
Bilbao
Mon 8/3
6:50 am-9:34 pm
2 stops23h 44m
$1,192
San FranciscoBilbao
SFO - BIO
SFOBIO
San Francisco
Sun 8/9
3:05 pm-10:00 pm
1 stop21h 55m
Bilbao
Sun 8/16
5:15 pm-11:45 am
1 stop27h 30m
$1,256
San FranciscoBilbao
SFO - BIO
SFOBIO
San Francisco
Fri 7/31
8:00 am-8:50 pm
2 stops27h 50m
Bilbao
Sat 8/15
9:35 pm-12:59 am
2 stops36h 24m
$1,327
San FranciscoBilbao
SFO - BIO
SFOBIO
San Francisco
Sun 8/9
10:45 am-4:30 pm
2 stops20h 45m
Bilbao
Sun 8/16
6:45 am-11:45 am
1 stop14h 00m
$1,498
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from San Francisco to Bilbao
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 San Francisco to Bilbao in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Francisco-Bilbao flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Bilbao flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Bilbao flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Bilbao 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 San Francisco-Bilbao 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 San Francisco to Bilbao
Have a flexible travel schedule? Discover the best time to fly to Bilbao from San Francisco with our price prediction graph.
SFO-BIO
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 San Francisco to Bilbao
How far ahead should I book a flight from San Francisco to Bilbao?
The best time to book flights from San Francisco to Bilbao is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from San Francisco to Bilbao?
Currently, October is the cheapest month in which you can book a flight from San Francisco to Bilbao (average of $552). Flying from San Francisco to Bilbao in June is currently the most expensive (average of $1,162). 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.
How much does it cost to fly round-trip from San Francisco to Bilbao?
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 June 13, 2026.
Read reviews from past customers who have flown KLM,United Airlines, andLufthansa from San Francisco to Bilbao. 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
7.7
Food
7.3
Boarding
7.8
Entertainment
7.2
Overall
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Food
7.3
Boarding
7.8
Entertainment
7.2
Overall
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Food
7.3
Boarding
7.8
Entertainment
7.2
Overall
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Comfort
7.7
Food
7.3
Boarding
7.8
Entertainment
7.2
Overall
7.8
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Bilbao. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Bilbao flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from San Francisco
Popular flights
Alternative routes for San Francisco to Bilbao
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Bilbao
Explore flights to Bilbao departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 13, 2026.
Complete your trip
Complete your trip to Bilbao by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Francisco to Bilbao by cabin class
Find flights from San Francisco to Bilbao, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Bilbao flights
Browse other San Francisco and Bilbao flight options. Last updated on June 13, 2026.
Other flights from San Francisco
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on June 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from San Francisco to Bilbao
Discover the top 3 airlines that operate flights from San Francisco 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 June 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$461 | Average$647 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$470 | Average$675 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$572 | Average$940 | FlexibilityNo cancel fee | On-time69% |