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Cheap flights from San Sebastian to San Francisco from $721

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Sebastian to San Francisco departing on 10/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

American Airlines Logo
9:20 am - 8:30 pmEAS-SFO
20h 10m2 stops
American Airlines Logo
8:00 am - 1:00 pmSFO-EAS
20h 00m2 stops
$721American Airlines
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Thu, Oct 16 - Thu, Oct 23
American Airlines Logo
1:40 pm - 12:15 amEAS-SFO
19h 35m2 stops
American Airlines Logo
11:24 am - 2:00 pmSFO-EAS
17h 36m2 stops
$738American Airlines
Find Deal
Thu, Sep 25 - Sat, Oct 25
Iberia Logo
9:00 am - 6:10 pmEAS-SFO
18h 10m1 stop
Iberia Logo
8:10 pm - 8:25 amSFO-EAS
27h 15m1 stop
$739Iberia
Find Deal
Thu, Oct 16 - Thu, Oct 23
American Airlines Logo
9:20 am - 9:44 pmEAS-SFO
21h 24m2 stops
American Airlines Logo
5:09 am - 8:40 amSFO-EAS
18h 31m2 stops
$744American Airlines
Find Deal
Tue, Oct 14 - Wed, Oct 22
Iberia Logo
9:20 am - 11:59 pmEAS-SFO
23h 39m2 stops
Iberia Logo
11:14 am - 1:00 pmSFO-EAS
17h 46m2 stops
$755Iberia
Find Deal
Thu, Sep 25 - Mon, Oct 27
Iberia Logo
9:20 am - 11:59 pmEAS-SFO
23h 39m2 stops
Iberia Logo
8:10 pm - 8:25 amSFO-EAS
27h 15m1 stop
$763Iberia
Find Deal
Thu, Sep 25 - Thu, Oct 23
Iberia Logo
9:20 am - 8:55 pmEAS-SFO
20h 35m2 stops
Iberia Logo
8:10 pm - 8:25 amSFO-EAS
27h 15m1 stop
$886Iberia
Find Deal
Thu, Oct 16 - Thu, Oct 23
Logo
9:00 am - 7:15 pmEAS-SFO
19h 15m1 stop
Logo
8:30 am - 2:30 pmSFO-EAS
21h 00m2 stops
$895
Find Deal
Thu, Sep 25 - Sat, Oct 25
Logo
9:00 am - 11:11 amEAS-SFO
35h 11m2 stops
Logo
8:25 pm - 8:40 amSFO-EAS
28h 15m3 stops
$1,031
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Thu, Sep 25 - Sat, Oct 25
Iberia Logo
1:40 pm - 12:15 amEAS-SFO
19h 35m2 stops
Iberia Logo
6:51 am - 8:40 amSFO-EAS
17h 49m2 stops
$1,088Iberia
Find Deal
Thu, Sep 25 - Sun, Oct 26

Iberia flights from San Sebastian to San Francisco

Our best Iberia deals on San Sebastian to San Francisco flight tickets
Iberia
Oct 16
EAS9:00 amSan Sebastián
18h 10m
1 stop
SFO6:10 pmSan Francisco
Oct 23
SFO8:10 pmSan Francisco
27h 15m
1 stop
EAS8:25 amSan Sebastián
$739
Find similar
Iberia
Sep 25
EAS9:20 amSan Sebastián
23h 39m
2 stops
SFO11:59 pmSan Francisco
Oct 27
SFO11:14 amSan Francisco
17h 46m
2 stops
EAS1:00 pmSan Sebastián
$755
Find similar
Iberia
Sep 25
EAS9:20 amSan Sebastián
23h 39m
2 stops
SFO11:59 pmSan Francisco
Oct 23
SFO8:10 pmSan Francisco
27h 15m
1 stop
EAS8:25 amSan Sebastián
$763
Find similar

American Airlines flights from San Sebastian to San Francisco

Our best American Airlines deals on San Sebastian to San Francisco flight tickets
American Airlines
Oct 16
EAS9:20 amSan Sebastián
20h 10m
2 stops
SFO8:30 pmSan Francisco
Oct 23
SFO8:00 amSan Francisco
20h 00m
2 stops
EAS1:00 pmSan Sebastián
$721
Find similar
American Airlines
Sep 25
EAS1:40 pmSan Sebastián
19h 35m
2 stops
SFO12:15 amSan Francisco
Oct 25
SFO11:24 amSan Francisco
17h 36m
2 stops
EAS2:00 pmSan Sebastián
$738
Find similar
American Airlines
Oct 14
EAS9:20 amSan Sebastián
21h 24m
2 stops
SFO9:44 pmSan Francisco
Oct 22
SFO5:09 amSan Francisco
18h 31m
2 stops
EAS8:40 amSan Sebastián
$744
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 6, 2025.
Use the filters below to find and compare flights from San Sebastian to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 10/16

9:20 am-8:30 pm

2 stops20h 10m

San Francisco

Thu 10/23

8:00 am-1:00 pm

2 stops20h 00m

$721

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 9/25

1:40 pm-12:15 am

2 stops19h 35m

San Francisco

Sat 10/25

11:24 am-2:00 pm

2 stops17h 36m

$738

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 10/16

9:00 am-6:10 pm

1 stop18h 10m

San Francisco

Thu 10/23

8:10 pm-8:25 am

1 stop27h 15m

$739

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Tue 10/14

9:20 am-9:44 pm

2 stops21h 24m

San Francisco

Wed 10/22

5:09 am-8:40 am

2 stops18h 31m

$744

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 9/25

9:20 am-11:59 pm

2 stops23h 39m

San Francisco

Mon 10/27

11:14 am-1:00 pm

2 stops17h 46m

$755

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 9/25

9:20 am-11:59 pm

2 stops23h 39m

San Francisco

Thu 10/23

8:10 pm-8:25 am

1 stop27h 15m

$763

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 10/16

9:20 am-8:55 pm

2 stops20h 35m

San Francisco

Thu 10/23

8:10 pm-8:25 am

1 stop27h 15m

$886

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 9/25

9:00 am-7:15 pm

1 stop19h 15m

San Francisco

Sat 10/25

8:30 am-2:30 pm

2 stops21h 00m

$895

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 9/25

9:00 am-11:11 am

2 stops35h 11m

San Francisco

Sat 10/25

8:25 pm-8:40 am

3 stops28h 15m

$1,031

San SebastianSan Francisco

EAS - SFO

EASSFO

San Sebastián

Thu 9/25

1:40 pm-12:15 am

2 stops19h 35m

San Francisco

Sun 10/26

6:51 am-8:40 am

2 stops17h 49m

$1,088

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from San Sebastian to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from San Sebastián to San Francisco?

Iberia is the most popular carrier operating from San Sebastián to San Francisco

What airlines fly to San Francisco?

United Airlines, KLM and Lufthansa are the top three most popular airlines that fly to San Francisco from San Sebastian according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 3 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

When to book flights from San Sebastian to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from San Sebastian to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Sebastian to San Francisco (EAS to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Sebastian to San Francisco

Best Price Found

$750

Fastest flight time

16h 25m

Direct flights

None

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from San Sebastian in the past 72 hours is $750. The best round-trip flight deal from San Sebastian to San Francisco found on momondo in the last 72 hours is $721.
The fastest flight from San Sebastian to San Francisco takes 16h 25m
There are no direct flights from San Sebastian to San Francisco. Popular non-direct route for this connection is San Sebastián Airport - San Francisco Airport.
There is 1 airport near San Francisco: San Francisco (SFO)
Search flight deals

  • How far is San Sebastián to San Francisco by plane?

    There are 5702.1 mi between San Sebastián and San Francisco. By plane, this route typically takes 18h 10m.

  • When did momondo last update prices for flights from San Sebastián Airport to San Francisco Airport?

    Prices for flights from San Sebastián Airport to San Francisco Airport refresh daily.

  • How old do you have to be to fly from San Sebastián Airport to San Francisco Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Sebastián Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Calistoga
Hayward
Sonoma
Bodega Bay
Roseville
Santa Clara
Big Sur
Daly City
Berkeley
Fremont
Walnut Creek
Half Moon Bay
South San Francisco
Vallejo
Redwood City
Sunnyvale
Pacific Grove

Why use momondo?

Why should I use momondo to find a flight deal from San Sebastian to San Francisco?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Sebastian to San Francisco. momondo saves you time and could save you money on your trip.

Can I find flights from San Sebastian to San Francisco with flexible booking policies on momondo?

Yes. All flights to San Francisco from San Sebastian on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Sebastian to San Francisco?

momondo provides multiple filters to help you find the best flight to San Francisco from San Sebastian. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Sebastian to San Francisco right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Francisco from San Sebastian. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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