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$543+ Cheap flights from San Sebastian (EAS) to San Francisco (SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/21. Fares are subject to change and may not be available on all flights or dates of travel.
EAS — SFO
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from San Sebastian to San Francisco

Cheapest flights from San Sebastian to San Francisco
Explore the most affordable flight options available from San Sebastian to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Iberia deal was found by Cheapflights users on 1/24. 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.
Thu 4/239:10 am
EAS
-
SFO
1 stop17h 45m
Iberia
Mon 4/276:00 am
SFO
-
EAS
2 stops22h 00m
Iberia
Deal found 1/24$698
This American Airlines deal was found by Cheapflights users on 1/26. 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 3/129:20 am
EAS
-
SFO
2 stops21h 12m
American Airlines
Thu 3/197:00 am
SFO
-
EAS
2 stops17h 40m
American Airlines
Deal found 1/26$712
This Expedia deal was found by Cheapflights users on 1/27. 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.
Sun 5/319:30 pm
EAS
-
SFO
2 stops48h 35m
Iberia
Sat 6/135:45 pm
SFO
-
EAS
1 stop18h 05m
Iberia
Deal found 1/27$902
This American Airlines deal was found by Cheapflights users on 1/26. 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 4/239:20 am
EAS
-
SFO
2 stops21h 37m
American Airlines
Mon 4/2710:58 pm
SFO
-
EAS
2 stops24h 42m
American Airlines
Deal found 1/26$980
This Iberia deal was found by Cheapflights users on 1/27. 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.
Thu 8/139:20 am
EAS
-
SFO
2 stops17h 45m
Iberia
Wed 8/268:00 am
SFO
-
EAS
2 stops20h 00m
Iberia
Deal found 1/27$1,022
This Iberia deal was found by Cheapflights users on 1/27. 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 8/129:30 pm
EAS
-
SFO
2 stops36h 04m
Iberia
Sat 8/297:50 pm
SFO
-
EAS
2 stops27h 50m
Iberia
Deal found 1/27$1,024
This Iberia deal was found by Cheapflights users on 1/27. 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 8/179:30 pm
EAS
-
SFO
2 stops33h 03m
Iberia
Wed 8/268:00 am
SFO
-
EAS
2 stops20h 00m
Iberia
Deal found 1/27$1,026
This Iberia deal was found by Cheapflights users on 1/27. 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.
Thu 8/139:20 am
EAS
-
SFO
2 stops17h 45m
Iberia
Sat 8/297:50 pm
SFO
-
EAS
2 stops27h 50m
Iberia
Deal found 1/27$1,031
This Iberia deal was found by Cheapflights users on 1/27. 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 8/179:30 pm
EAS
-
SFO
2 stops32h 07m
Iberia
Sat 8/297:50 pm
SFO
-
EAS
2 stops27h 50m
Iberia
Deal found 1/27$1,035

Find flight deals from San Sebastian to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from San Sebastian (EAS) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 27, 2026.

Round-trip from

$698
(Iberia)

One-way from

$543
(Kiwi.com)
From San Sebastián to San Francisco
Search Deals
One-way flight from San Sebastián to San Francisco
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Sebastian to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from San Sebastian to San Francisco that are best for you.

Fly from

San Sebastian

Fly to

San Francisco

Route

Depart

Return

Price

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 4/23

9:10 am-5:55 pm

1 stop17h 45m

San Francisco

Mon 4/27

6:00 am-1:00 pm

2 stops22h 00m

$698

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 3/12

9:20 am-10:32 pm

2 stops21h 12m

San Francisco

Thu 3/19

7:00 am-8:40 am

2 stops17h 40m

$712

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Sun 5/31

9:30 pm-1:05 pm

2 stops48h 35m

San Francisco

Sat 6/13

5:45 pm-8:50 pm

1 stop18h 05m

$902

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 4/23

9:20 am-9:57 pm

2 stops21h 37m

San Francisco

Mon 4/27

10:58 pm-8:40 am

2 stops24h 42m

$980

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 3/12

2:05 pm-5:05 pm

2 stops35h 00m

San Francisco

Thu 3/19

8:25 pm-1:30 pm

3 stops33h 05m

$1,049

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Sun 5/31

5:55 pm-2:30 pm

2 stops29h 35m

San Francisco

Sat 6/13

3:05 pm-8:20 am

3 stops32h 15m

$1,531

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Sun 6/21

9:30 pm-9:24 pm

3 stops56h 54m

$543

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Sun 6/21

8:55 am-6:00 pm

1 stop18h 05m

$958

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Fri 3/13

9:20 am-7:45 pm

2 stops18h 25m

$1,341

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Best time to book a flight from San Sebastian to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from San Sebastian with our price prediction graph.
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 Sebastian to San Francisco

What is the cheapest month to book a flight from San Sebastian to San Francisco?

Currently, September is the cheapest month in which you can book a flight from San Sebastian to San Francisco (average of $332). Flying from San Sebastian to San Francisco in July is currently the most expensive (average of $638). 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.

Related info for your journey

Find useful and relevant information for your journey from San Sebastian to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Sebastian to San Francisco?

    Iberia and American Airlines can get you from San Sebastian to San Francisco in just under 17h 45m. Your travel time can differ by up to 3h 27m. The distance between San Sebastian and San Francisco is about 5714 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from San Sebastian to San Francisco that include hotel bookings?

    Yes. In addition to deals on San Sebastian to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Sebastian to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Sebastian to San Francisco.

  • Can I find deals for business class flights from San Sebastian to San Francisco?

    Yes. Cheapflights offers flight deals from San Sebastian to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Sebastian to San Francisco?

    Currently, September is the cheapest month in which you can book a flight from San Sebastian to San Francisco (average of $332). Flying from San Sebastian to San Francisco in July is currently the most expensive (average of $638). 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.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
South San Francisco
Santa Cruz
Roseville
Santa Clara
Livermore
Watsonville
San Bruno
Daly City
Sunnyvale
Turlock
Vacaville
San Carlos
San Ramon
Manteca
Vallejo
San Lorenzo
Davis
Hollister
Redwood City
Union City

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