$380+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — EAS
Aug 2 — Aug 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 July 3, 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 July 3, 2026.
This Mytrip deal was found by Cheapflights users on 6/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:10 am
SFO
- EAS
2 stops24h 10m
Multiple Airlines
Tue 8/255:55 pm
EAS
- SFO
2 stops29h 40m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$884
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/104:30 pm
SFO
- EAS
3 stops30h 50m
Multiple Airlines
Tue 8/255:55 pm
EAS
- SFO
3 stops29h 35m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$889
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:05 am
SFO
- EAS
2 stops18h 35m
American Airlines
Tue 8/259:20 am
EAS
- SFO
2 stops19h 58m
American Airlines
Deal found 7/1![American Airlines logo]()
$921
This Priceline deal was found by Cheapflights users on 6/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:15 pm
SFO
- EAS
1 stop17h 35m
Iberia
Wed 10/219:20 am
EAS
- SFO
2 stops23h 39m
Iberia
Deal found 6/30![Iberia logo]()
$926
This Priceline deal was found by Cheapflights users on 6/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/242:48 pm
SFO
- EAS
2 stops21h 02m
British Airways
Wed 10/211:40 pm
EAS
- SFO
2 stops20h 04m
British Airways
Deal found 6/30![British Airways logo]()
$931
This FlightHub deal was found by Cheapflights users on 6/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:30 pm
SFO
- EAS
2 stops28h 10m
Multiple Airlines
Tue 10/201:40 pm
EAS
- SFO
2 stops20h 04m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$941
This FlightHub deal was found by Cheapflights users on 6/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:48 pm
SFO
- EAS
2 stops21h 02m
British Airways
Tue 10/201:40 pm
EAS
- SFO
2 stops20h 04m
British Airways
Deal found 6/30![British Airways logo]()
$942
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:40 pm
SFO
- EAS
2 stops30h 00m
Multiple Airlines
Sat 9/59:30 pm
EAS
- SFO
1 stop27h 50m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$944
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:55 pm
SFO
- EAS
1 stop14h 40m
American Airlines
Sat 9/261:40 pm
EAS
- SFO
2 stops20h 19m
American Airlines
Deal found 7/1![American Airlines logo]()
$975
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 July 3, 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 July 3, 2026.
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/104:30 pm
SFO
- EAS
3 stops30h 50m
Multiple Airlines
Tue 8/255:55 pm
EAS
- SFO
3 stops29h 35m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$889
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:55 pm
SFO
- EAS
1 stop14h 40m
American Airlines
Sat 9/261:40 pm
EAS
- SFO
2 stops20h 19m
American Airlines
Deal found 7/1![American Airlines logo]()
$975
This Finnair deal was found by Cheapflights users on 7/3. 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 8/268:45 am
SFO
- EAS
2 stops19h 15m
Finnair
Fri 9/49:20 am
EAS
- SFO
2 stops24h 39m
Finnair
Deal found 7/3![Finnair logo]()
$1,051
This British Airways deal was found by Cheapflights users on 7/1. 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.
Thu 9/175:55 pm
SFO
- EAS
1 stop17h 55m
British Airways
Sun 9/279:30 pm
EAS
- SFO
2 stops33h 22m
British Airways
Deal found 7/1![British Airways logo]()
$1,124
This BusinessClass deal was found by Cheapflights users on 7/2. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:55 pm
SFO
- EAS
1 stop17h 55m
Iberia
Sat 9/59:30 pm
EAS
- SFO
1 stop27h 50m
Iberia
Deal found 7/2![Iberia logo]()
$1,265
This Mytrip deal was found by Cheapflights users on 7/3. 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 8/264:35 pm
SFO
- EAS
3 stops30h 45m
Multiple Airlines
Fri 9/45:55 pm
EAS
- SFO
3 stops32h 40m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$1,013
This Finnair deal was found by Cheapflights users on 6/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:58 am
SFO
- EAS
2 stops36h 42m
Finnair
Sun 10/189:20 am
EAS
- SFO
2 stops23h 39m
Finnair
Deal found 6/30![Finnair logo]()
$1,240
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:45 pm
SFO
- EAS
3 stops30h 35m
Multiple Airlines
Sun 9/2712:20 pm
EAS
- SFO
3 stops35h 20m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$1,151
This Finnair deal was found by Cheapflights users on 6/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:58 am
SFO
- EAS
2 stops36h 42m
Finnair
Fri 10/239:20 am
EAS
- SFO
2 stops23h 39m
Finnair
Deal found 6/30![Finnair logo]()
$1,250
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:55 pm
SFO
- EAS
1 stop17h 55m
Multiple Airlines
Fri 9/49:30 pm
EAS
- SFO
2 stops29h 05m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$1,181
This Finnair deal was found by Cheapflights users on 6/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:45 am
SFO
- EAS
2 stops19h 15m
Finnair
Tue 10/209:20 am
EAS
- SFO
2 stops23h 39m
Finnair
Deal found 6/30![Finnair logo]()
$1,272
This Finnair deal was found by Cheapflights users on 6/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:45 am
SFO
- EAS
2 stops19h 15m
Finnair
Mon 10/199:20 am
EAS
- SFO
2 stops48h 39m
Finnair
Deal found 6/30![Finnair logo]()
$1,282
Last-minute flights from San Francisco to San SebastianDiscover last-minute flight deals from San Francisco to San Sebastian. Data last updated July 3, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to San Sebastian. Data last updated July 3, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/104:30 pm
SFO
- EAS
3 stops30h 50m
Multiple Airlines
Tue 8/255:55 pm
EAS
- SFO
3 stops29h 35m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$889
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:05 am
SFO
- EAS
2 stops18h 35m
American Airlines
Tue 8/259:20 am
EAS
- SFO
2 stops19h 58m
American Airlines
Deal found 7/1![American Airlines logo]()
$921
This Mytrip deal was found by Cheapflights users on 6/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:10 am
SFO
- EAS
2 stops24h 10m
Multiple Airlines
Tue 8/255:55 pm
EAS
- SFO
2 stops29h 40m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$884
This American Airlines deal was found by Cheapflights users on 6/29. 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.
Tue 8/186:20 am
SFO
- EAS
2 stops17h 20m
American Airlines
Tue 8/259:20 am
EAS
- SFO
1 stop16h 00m
American Airlines
Deal found 6/29![American Airlines logo]()
$976
This FlightHub deal was found by Cheapflights users on 6/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:30 pm
SFO
- EAS
2 stops28h 10m
Multiple Airlines
Wed 10/211:40 pm
EAS
- SFO
2 stops20h 04m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$941
This Priceline deal was found by Cheapflights users on 6/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:15 pm
SFO
- EAS
1 stop17h 35m
Iberia
Wed 10/219:20 am
EAS
- SFO
2 stops23h 39m
Iberia
Deal found 6/30![Iberia logo]()
$926
This Priceline deal was found by Cheapflights users on 6/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/242:48 pm
SFO
- EAS
2 stops21h 02m
British Airways
Wed 10/211:40 pm
EAS
- SFO
2 stops20h 04m
British Airways
Deal found 6/30![British Airways logo]()
$931
This FlightHub deal was found by Cheapflights users on 6/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:48 pm
SFO
- EAS
2 stops21h 02m
British Airways
Thu 10/221:40 pm
EAS
- SFO
2 stops20h 19m
British Airways
Deal found 6/30![British Airways logo]()
$942
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:40 pm
SFO
- EAS
2 stops30h 00m
Multiple Airlines
Sat 9/59:30 pm
EAS
- SFO
1 stop27h 50m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$944
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 July 3, 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 July 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 8/265:40 pm
SFO
- EAS
2 stops29h 40m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 8/255:40 pm
SFO
- EAS
2 stops29h 50m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$387
This KAYAK deal was found by Cheapflights users on 6/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/147:04 am
SFO
- EAS
2 stops20h 56m
British Airways
Deal found 6/28![British Airways logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/94:30 pm
SFO
- EAS
3 stops32h 20m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$555
This KAYAK deal was found by Cheapflights users on 6/29. 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.
Mon 12/1410:29 am
SFO
- EAS
2 stops17h 31m
Iberia
Deal found 6/29![Iberia logo]()
$566
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:35 pm
SFO
- EAS
3 stops53h 15m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$569
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 8/255:55 pm
SFO
- EAS
1 stop29h 45m
Iberia
Deal found 6/29![Iberia logo]()
$685
This Iberia deal was found by Cheapflights users on 7/1. 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.
Wed 7/86:15 am
SFO
- EAS
2 stops17h 25m
Iberia
Deal found 7/1![Iberia logo]()
$755
This KAYAK deal was found by Cheapflights users on 7/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:55 pm
SFO
- EAS
1 stop17h 55m
British Airways
Deal found 7/2![British Airways logo]()
$806
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 July 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $884 (Mytrip) |
One-way from | $380 (Kiwi.com) |
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 July 3, 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
Mon 8/10
4:30 pm-8:20 am
3 stops30h 50m
San Sebastián
Tue 8/25
5:55 pm-2:30 pm
3 stops29h 35m
$889
Quickest round-trip
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Tue 9/15
5:55 pm-5:35 pm
1 stop14h 40m
San Sebastián
Sat 9/26
1:40 pm-12:59 am
2 stops20h 19m
$975
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Wed 8/26
4:35 pm-8:20 am
3 stops30h 45m
San Sebastián
Fri 9/4
5:55 pm-5:35 pm
3 stops32h 40m
$1,013
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Wed 8/26
8:45 am-1:00 pm
2 stops19h 15m
San Sebastián
Fri 9/4
9:20 am-12:59 am
2 stops24h 39m
$1,051
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Thu 9/17
5:55 pm-8:50 pm
1 stop17h 55m
San Sebastián
Sun 9/27
9:30 pm-9:52 pm
2 stops33h 22m
$1,124
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Thu 9/17
4:45 pm-8:20 am
3 stops30h 35m
San Sebastián
Sun 9/27
12:20 pm-2:40 pm
3 stops35h 20m
$1,151
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Thu 8/27
5:55 pm-8:50 pm
1 stop17h 55m
San Sebastián
Fri 9/4
9:30 pm-5:35 pm
2 stops29h 05m
$1,181
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Sun 8/23
10:58 am-8:40 am
2 stops36h 42m
San Sebastián
Sun 10/18
9:20 am-11:59 pm
2 stops23h 39m
$1,240
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Fri 8/21
10:58 am-8:40 am
2 stops36h 42m
San Sebastián
Fri 10/23
9:20 am-11:59 pm
2 stops23h 39m
$1,250
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Tue 8/25
5:55 pm-8:50 pm
1 stop17h 55m
San Sebastián
Sat 9/5
9:30 pm-4:20 pm
1 stop27h 50m
$1,265
Showing 1-10 of 20 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.
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 July 3, 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.
Entertainment
6.8
Overall
7.1
Boarding
7.5
Comfort
7.2
Crew
7.9
Food
6.4
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Entertainment
6.8
Overall
7.1
Boarding
7.5
Comfort
7.2
Crew
7.9
Food
6.4
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Entertainment
6.8
Overall
7.1
Boarding
7.5
Comfort
7.2
Crew
7.9
Food
6.4
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Related info for your journey
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$474 | Average$848 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$714 | Average$883 | FlexibilityNo cancel fee | On-time71% |