$853+ 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — EAS
Aug 5 — Aug 121
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to San Sebastian with Cheapflights
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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 6, 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 6, 2026.
This Finnair deal was found by Cheapflights users on 7/6. 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 8/45:55 pm
SFO
- EAS
1 stop17h 55m
Multiple Airlines
Thu 8/209:20 am
EAS
- SFO
2 stops23h 02m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$925
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
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:55 pm
SFO
- EAS
1 stop17h 55m
Iberia
Sat 9/261:40 pm
EAS
- SFO
1 stop35h 40m
Iberia
Deal found 7/1![Iberia logo]()
$976
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 8/275:35 pm
SFO
- EAS
2 stops31h 15m
Multiple Airlines
Sat 9/59:30 pm
EAS
- SFO
1 stop27h 50m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$977
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 Orbitz deal was found by Cheapflights users on 7/4. 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.
Mon 8/36:15 pm
SFO
- EAS
1 stop17h 35m
Iberia
Mon 8/109:30 pm
EAS
- SFO
2 stops35h 23m
Iberia
Deal found 7/4![Iberia logo]()
$1,027
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 American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:20 am
SFO
- EAS
2 stops17h 20m
American Airlines
Sat 9/59:20 am
EAS
- SFO
2 stops19h 28m
American Airlines
Deal found 7/2![American Airlines logo]()
$1,071
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 6, 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 6, 2026.
This Finnair deal was found by Cheapflights users on 7/6. 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 8/45:55 pm
SFO
- EAS
1 stop17h 55m
Multiple Airlines
Thu 8/209:20 am
EAS
- SFO
2 stops23h 02m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$925
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 Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:55 pm
SFO
- EAS
1 stop17h 55m
Iberia
Sat 9/261:40 pm
EAS
- SFO
1 stop35h 40m
Iberia
Deal found 7/1![Iberia logo]()
$976
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 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 Travelocity deal was found by Cheapflights users on 7/4. 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 9/26:20 am
SFO
- EAS
2 stops17h 20m
Iberia
Sun 9/139:30 pm
EAS
- SFO
2 stops35h 26m
Iberia
Deal found 7/4![Iberia logo]()
$1,202
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 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 7/1. 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.
Tue 9/153:15 pm
SFO
- EAS
3 stops32h 20m
Multiple Airlines
Sat 9/265:55 pm
EAS
- SFO
3 stops31h 00m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$1,258
This Expedia deal was found by Cheapflights users on 7/4. 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.
Sat 8/18:11 pm
SFO
- EAS
2 stops39h 39m
Iberia
Sat 8/89:30 pm
EAS
- SFO
2 stops32h 43m
Iberia
Deal found 7/4![Iberia logo]()
$1,267
Last-minute flights from San Francisco to San SebastianDiscover last-minute flight deals from San Francisco to San Sebastian. Data last updated July 6, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to San Sebastian. Data last updated July 6, 2026 and is based on user searches.
This Orbitz deal was found by Cheapflights users on 7/4. 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.
Mon 8/36:15 pm
SFO
- EAS
1 stop17h 35m
Iberia
Mon 8/109:30 pm
EAS
- SFO
2 stops35h 23m
Iberia
Deal found 7/4![Iberia logo]()
$1,027
This Finnair deal was found by Cheapflights users on 7/6. 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 8/45:55 pm
SFO
- EAS
1 stop17h 55m
Multiple Airlines
Thu 8/209:20 am
EAS
- SFO
2 stops23h 02m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$925
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 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 8/256:20 am
SFO
- EAS
2 stops17h 20m
Iberia
Fri 9/49:20 am
EAS
- SFO
2 stops19h 28m
Iberia
Deal found 7/2![Iberia logo]()
$1,130
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 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 American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:20 am
SFO
- EAS
2 stops17h 20m
American Airlines
Sat 9/59:20 am
EAS
- SFO
2 stops19h 28m
American Airlines
Deal found 7/2![American Airlines logo]()
$1,071
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 8/275:35 pm
SFO
- EAS
2 stops31h 15m
Multiple Airlines
Sat 9/59:30 pm
EAS
- SFO
1 stop27h 50m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$977
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 6, 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 6, 2026.
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1210:16 am
SFO
- EAS
2 stops37h 24m
Iberia
Deal found 7/3![Iberia logo]()
$853
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 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $925 (Finnair) |
One-way from | $853 (KAYAK) |
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 6, 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
Tue 8/4
5:55 pm-8:50 pm
1 stop17h 55m
San Sebastián
Thu 8/20
9:20 am-11:22 pm
2 stops23h 02m
$925
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
Tue 9/15
5:55 pm-8:50 pm
1 stop17h 55m
San Sebastián
Sat 9/26
1:40 pm-4:20 pm
1 stop35h 40m
$976
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 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
Wed 9/2
6:20 am-8:40 am
2 stops17h 20m
San Sebastián
Sun 9/13
9:30 pm-11:56 pm
2 stops35h 26m
$1,202
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Tue 9/15
3:15 pm-8:35 am
3 stops32h 20m
San Sebastián
Sat 9/26
5:55 pm-3:55 pm
3 stops31h 00m
$1,258
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
San FranciscoSan Sebastian
SFO - EAS
SFOEAS
San Francisco
Sat 8/1
8:11 pm-8:50 pm
2 stops39h 39m
San Sebastián
Sat 8/8
9:30 pm-9:13 pm
2 stops32h 43m
$1,267
Showing 1-10 of 11 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 6, 2026.
Read through reviews of airlines operating flights from San Francisco to San Sebastian, such as Iberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
7.7
Entertainment
6.6
Food
6.3
Overall
7.0
Boarding
7.1
Comfort
6.7
Reviews
1 / 20
2.0
MediocreT,Jun 2026
JFK - MAD
Crew
7.7
Entertainment
6.6
Food
6.3
Overall
7.0
Boarding
7.1
Comfort
6.7
Reviews
1 / 20
2.0
MediocreT,Jun 2026
JFK - MAD
Related info for your journey
Find useful and relevant information for your journey from San Francisco to San Sebastian. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Francisco to San Sebastian
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Complete your trip
Complete your trip to San Sebastian by adding a car rental and/or hotel reservation to your travel itinerary.
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San Francisco and San Sebastian flights
Browse other San Francisco and San Sebastian flight options. Last updated on July 6, 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 July 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Sebastian
Explore flights to San Sebastian departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 6, 2026.
Top airline flying from San Francisco to San Sebastian
Discover the top airline 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 July 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$474 | Average$848 | FlexibilityNo cancel fee | On-time77% |