$384+ Cheap flights from San Francisco (SFO) to San Sebastian (EAS)
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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — EAS
May 2 — May 91
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to San Sebastian with Cheapflights
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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
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Cheapest flights from San Francisco to San SebastianExplore the most affordable flight options available from San Francisco to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.
Explore the most affordable flight options available from San Francisco to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.
This Expedia deal was found by Cheapflights users on 4/2. 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.
Thu 4/305:45 pm
SFO
- EAS
1 stop18h 05m
Iberia
Thu 5/71:40 pm
EAS
- SFO
2 stops19h 14m
Iberia
Deal found 4/2![Iberia logo]()
$975
This Iberia deal was found by Cheapflights users on 4/1. 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 4/127:40 pm
SFO
- EAS
1 stop27h 40m
Iberia
Sat 4/255:55 pm
EAS
- SFO
1 stop33h 00m
Iberia
Deal found 4/1![Iberia logo]()
$1,005
This Trip.com deal was found by Cheapflights users on 3/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:55 pm
SFO
- EAS
1 stop17h 55m
Iberia
Sat 9/129:20 am
EAS
- SFO
1 stop16h 00m
Iberia
Deal found 3/28![Iberia logo]()
$1,011
This Orbitz deal was found by Cheapflights users on 3/29. 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.
Fri 9/184:35 pm
SFO
- EAS
2 stops31h 05m
Iberia
Sun 9/279:30 pm
EAS
- SFO
2 stops31h 58m
Iberia
Deal found 3/29![Iberia logo]()
$1,022
This oojo deal was found by Cheapflights users on 3/29. 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 9/187:30 pm
SFO
- EAS
1 stop35h 40m
British Airways
Sun 9/274:55 pm
EAS
- SFO
1 stop29h 55m
British Airways
Deal found 3/29![British Airways logo]()
$1,035
This American Airlines deal was found by Cheapflights users on 3/29. 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 5/315:00 am
SFO
- EAS
2 stops18h 40m
Multiple Airlines
Mon 6/89:30 pm
EAS
- SFO
1 stop27h 40m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$1,054
This Iberia deal was found by Cheapflights users on 3/30. 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.
Mon 9/286:14 am
SFO
- EAS
2 stops21h 46m
Iberia
Thu 10/11:40 pm
EAS
- SFO
2 stops19h 32m
Iberia
Deal found 3/30![Iberia logo]()
$1,069
This Mytrip deal was found by Cheapflights users on 3/28. 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 4/151:00 pm
SFO
- EAS
3 stops34h 20m
Multiple Airlines
Mon 4/205:55 pm
EAS
- SFO
2 stops29h 40m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$1,095
This Travelocity deal was found by Cheapflights users on 3/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/151:43 pm
SFO
- EAS
2 stops33h 37m
Iberia
Mon 4/209:30 pm
EAS
- SFO
1 stop27h 40m
Iberia
Deal found 3/28![Iberia logo]()
$1,120
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 4/127:40 pm
SFO
- EAS
1 stop27h 40m
Multiple Airlines
Sat 4/255:55 pm
EAS
- SFO
2 stops35h 55m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$1,123
Best flights from San Francisco to San SebastianDiscover carefully curated flight deals from San Francisco to San Sebastian that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
Discover carefully curated flight deals from San Francisco to San Sebastian that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
This Iberia deal was found by Cheapflights users on 4/1. 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 4/127:40 pm
SFO
- EAS
1 stop27h 40m
Iberia
Sat 4/255:55 pm
EAS
- SFO
1 stop33h 00m
Iberia
Deal found 4/1![Iberia logo]()
$1,005
This oojo deal was found by Cheapflights users on 3/29. 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 9/187:30 pm
SFO
- EAS
1 stop35h 40m
British Airways
Sun 9/274:55 pm
EAS
- SFO
1 stop29h 55m
British Airways
Deal found 3/29![British Airways logo]()
$1,035
This Mytrip deal was found by Cheapflights users on 3/28. 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 4/153:15 pm
SFO
- EAS
3 stops32h 05m
Multiple Airlines
Mon 4/205:55 pm
EAS
- SFO
3 stops28h 20m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$1,253
This Trip.com deal was found by Cheapflights users on 3/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:55 pm
SFO
- EAS
1 stop17h 55m
Iberia
Sat 9/129:20 am
EAS
- SFO
1 stop16h 00m
Iberia
Deal found 3/28![Iberia logo]()
$1,011
This Trip.com deal was found by Cheapflights users on 4/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:45 pm
SFO
- EAS
1 stop18h 05m
Iberia
Thu 5/79:20 am
EAS
- SFO
1 stop15h 50m
Iberia
Deal found 4/2![Iberia logo]()
$1,016
This British Airways deal was found by Cheapflights users on 4/1. 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 4/1210:16 pm
SFO
- EAS
2 stops25h 24m
British Airways
Sat 4/259:30 pm
EAS
- SFO
2 stops35h 29m
British Airways
Deal found 4/1![British Airways logo]()
$1,128
This British Airways deal was found by Cheapflights users on 3/30. 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.
Wed 8/57:30 pm
SFO
- EAS
1 stop34h 10m
British Airways
Wed 8/199:30 pm
EAS
- SFO
2 stops33h 03m
British Airways
Deal found 3/30![British Airways logo]()
$1,171
This Iberia deal was found by Cheapflights users on 3/28. 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 5/266:15 am
SFO
- EAS
2 stops17h 25m
Iberia
Tue 6/29:30 pm
EAS
- SFO
2 stops33h 36m
Iberia
Deal found 3/28![Iberia logo]()
$1,120
This British Airways deal was found by Cheapflights users on 3/30. 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.
Fri 8/78:49 am
SFO
- EAS
2 stops27h 01m
British Airways
Sun 8/169:30 pm
EAS
- SFO
2 stops34h 43m
British Airways
Deal found 3/30![British Airways logo]()
$1,238
This KAYAK deal was found by Cheapflights users on 3/29. 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 5/315:00 am
SFO
- EAS
2 stops18h 40m
Iberia
Mon 6/89:30 pm
EAS
- SFO
1 stop27h 40m
Iberia
Deal found 3/29![Iberia logo]()
$1,259
Last-minute flights from San Francisco to San SebastianDiscover last-minute flight deals from San Francisco to San Sebastian. Data last updated April 2, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to San Sebastian. Data last updated April 2, 2026 and is based on user searches.
This Iberia deal was found by Cheapflights users on 4/1. 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 4/127:40 pm
SFO
- EAS
1 stop27h 40m
Iberia
Sat 4/255:55 pm
EAS
- SFO
1 stop33h 00m
Iberia
Deal found 4/1![Iberia logo]()
$1,005
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 4/127:40 pm
SFO
- EAS
1 stop27h 40m
Multiple Airlines
Sat 4/255:55 pm
EAS
- SFO
2 stops35h 55m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$1,123
This British Airways deal was found by Cheapflights users on 4/1. 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 4/1210:16 pm
SFO
- EAS
2 stops25h 24m
British Airways
Sat 4/259:30 pm
EAS
- SFO
2 stops35h 29m
British Airways
Deal found 4/1![British Airways logo]()
$1,128
This Mytrip deal was found by Cheapflights users on 3/28. 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 4/151:00 pm
SFO
- EAS
3 stops34h 20m
Multiple Airlines
Mon 4/205:55 pm
EAS
- SFO
2 stops29h 40m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$1,095
This Travelocity deal was found by Cheapflights users on 3/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/151:43 pm
SFO
- EAS
2 stops33h 37m
Iberia
Mon 4/209:30 pm
EAS
- SFO
1 stop27h 40m
Iberia
Deal found 3/28![Iberia logo]()
$1,120
This Expedia deal was found by Cheapflights users on 4/2. 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.
Thu 4/305:45 pm
SFO
- EAS
1 stop18h 05m
Iberia
Thu 5/71:40 pm
EAS
- SFO
2 stops19h 14m
Iberia
Deal found 4/2![Iberia logo]()
$975
This Expedia deal was found by Cheapflights users on 3/31. 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 5/154:45 pm
SFO
- EAS
2 stops30h 35m
Iberia
Fri 5/229:20 am
EAS
- SFO
2 stops23h 39m
Iberia
Deal found 3/31![Iberia logo]()
$1,137
This Ovago deal was found by Cheapflights users on 3/31. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:35 pm
SFO
- EAS
2 stops31h 05m
Multiple Airlines
Fri 5/229:30 pm
EAS
- SFO
1 stop27h 40m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$1,175
This Iberia deal was found by Cheapflights users on 3/28. 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 5/265:45 pm
SFO
- EAS
1 stop29h 55m
Iberia
Tue 6/29:30 pm
EAS
- SFO
2 stops33h 36m
Iberia
Deal found 3/28![Iberia logo]()
$1,125
This American Airlines deal was found by Cheapflights users on 3/29. 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 5/315:00 am
SFO
- EAS
2 stops18h 40m
Multiple Airlines
Mon 6/89:30 pm
EAS
- SFO
1 stop27h 40m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$1,054
One-way flights from San Francisco to San SebastianSearch for one-way flight options from San Francisco to San Sebastian. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
Search for one-way flight options from San Francisco to San Sebastian. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/29. 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
- EAS
2 stops29h 45m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 3/29. 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.
Wed 8/55:40 pm
SFO
- EAS
2 stops29h 40m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 8/45:55 pm
SFO
- EAS
1 stop29h 45m
Iberia
Deal found 3/29![Iberia logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 3/29. 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
- EAS
2 stops29h 50m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$432
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 8/95:40 pm
SFO
- EAS
2 stops30h 00m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$437
This American Airlines deal was found by Cheapflights users on 3/29. 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 8/65:15 am
SFO
- EAS
2 stops18h 25m
American Airlines
Deal found 3/29![American Airlines logo]()
$453
This Expedia deal was found by Cheapflights users on 3/29. 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.
Thu 8/65:55 pm
SFO
- EAS
1 stop29h 45m
Iberia
Deal found 3/29![Iberia logo]()
$457
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 8/85:40 pm
SFO
- EAS
2 stops30h 00m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$492
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 8/75:35 pm
SFO
- EAS
2 stops29h 45m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$499
Find flight deals from San Francisco to San Sebastian
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to San Sebastian (EAS). 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 April 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $901 (Expedia) |
One-way from | $837 (Cheapflightsfares) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to San Sebastian 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 April 2, 2026.
Use the filters below to find and compare flights from San Francisco to San Sebastian that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Sun 4/12
7:40 pm-8:20 am
1 stop27h 40m
San Sebastián
Sat 4/25
5:55 pm-5:55 pm
1 stop33h 00m
$1,005
Quickest round-trip
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Thu 9/3
5:55 pm-8:50 pm
1 stop17h 55m
San Sebastián
Sat 9/12
9:20 am-4:20 pm
1 stop16h 00m
$1,011
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Thu 4/30
5:45 pm-8:50 pm
1 stop18h 05m
San Sebastián
Thu 5/7
9:20 am-4:10 pm
1 stop15h 50m
$1,016
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Fri 9/18
7:30 pm-4:10 pm
1 stop35h 40m
San Sebastián
Sun 9/27
4:55 pm-1:50 pm
1 stop29h 55m
$1,035
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Tue 5/26
6:15 am-8:40 am
2 stops17h 25m
San Sebastián
Tue 6/2
9:30 pm-10:06 pm
2 stops33h 36m
$1,120
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Sun 4/12
10:16 pm-8:40 am
2 stops25h 24m
San Sebastián
Sat 4/25
9:30 pm-11:59 pm
2 stops35h 29m
$1,128
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Wed 8/5
7:30 pm-2:40 pm
1 stop34h 10m
San Sebastián
Wed 8/19
9:30 pm-9:33 pm
2 stops33h 03m
$1,171
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Fri 8/7
8:49 am-8:50 pm
2 stops27h 01m
San Sebastián
Sun 8/16
9:30 pm-11:13 pm
2 stops34h 43m
$1,238
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Wed 4/15
3:15 pm-8:20 am
3 stops32h 05m
San Sebastián
Mon 4/20
5:55 pm-1:15 pm
3 stops28h 20m
$1,253
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Sun 5/31
5:00 am-8:40 am
2 stops18h 40m
San Sebastián
Mon 6/8
9:30 pm-4:10 pm
1 stop27h 40m
$1,259
Showing 1-10 of 19 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on San Francisco-San Sebastian flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-San Sebastian flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-San Sebastian flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-San Sebastian 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-San Sebastian 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 San Sebastian
Have a flexible travel schedule? Discover the best time to fly to San Sebastian from San Francisco with our price prediction graph.
SFO-EAS
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 San Sebastian
Reviews of airlines servicing San Sebastian
Get insights into the airlines that provide service to San Sebastian. 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 Sebastian. Reviews last updated April 2, 2026.
Read through reviews of airlines operating flights from San Francisco to San Sebastian, such as American Airlines and Iberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.4
Crew
7.9
Entertainment
6.9
Boarding
7.5
Overall
7.1
Comfort
7.2
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Food
6.4
Crew
7.9
Entertainment
6.9
Boarding
7.5
Overall
7.1
Comfort
7.2
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Food
6.4
Crew
7.9
Entertainment
6.9
Boarding
7.5
Overall
7.1
Comfort
7.2
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Related info for your journey
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Top 2 airlines flying from San Francisco to San Sebastian
Discover the top 2 airlines that operate flights from San Francisco to San Sebastian. 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 April 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$635 | Average$848 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$714 | Average$886 | FlexibilityNo cancel fee | On-time71% |