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Cheap flights from San Francisco to San Sebastian from $364

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to San Sebastian departing on 8/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from San Francisco to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
4:35 pm - 8:40 am
SFO
-
EAS
31h 05m
2 stops
Iberia Logo
9:30 pm - 12:12 am
EAS
-
SFO
35h 42m
2 stops
$901Iberia
Wed, Sep 23 - Sun, Oct 4
Iberia Logo
5:45 pm - 8:50 pm
SFO
-
EAS
18h 05m
1 stop
Iberia Logo
1:40 pm - 11:54 pm
EAS
-
SFO
19h 14m
2 stops
$928Iberia
Thu, May 7 - Thu, May 14
Iberia Logo
7:30 pm - 8:40 am
SFO
-
EAS
28h 10m
2 stops
Iberia Logo
1:40 pm - 11:54 pm
EAS
-
SFO
19h 14m
2 stops
$930Iberia
Thu, May 7 - Thu, May 14
Multiple Airlines Logo
8:20 pm - 8:40 am
SFO
-
EAS
27h 20m
2 stops
Multiple Airlines Logo
9:30 pm - 5:35 pm
EAS
-
SFO
29h 05m
2 stops
$968Multiple Airlines
Fri, Apr 24 - Fri, May 1
Iberia Logo
1:28 pm - 8:40 am
SFO
-
EAS
58h 12m
2 stops
Iberia Logo
9:30 pm - 11:59 pm
EAS
-
SFO
35h 29m
2 stops
$980Iberia
Sat, Apr 25 - Sat, May 2
Multiple Airlines Logo
8:49 am - 8:50 pm
SFO
-
EAS
27h 01m
2 stops
Multiple Airlines Logo
9:30 pm - 12:43 am
EAS
-
SFO
36h 13m
2 stops
$982Multiple Airlines
Fri, Aug 28 - Mon, Oct 19
Multiple Airlines Logo
12:55 pm - 8:20 am
SFO
-
EAS
34h 25m
3 stops
Multiple Airlines Logo
11:10 am - 10:50 am
EAS
-
SFO
32h 40m
2 stops
$994Multiple Airlines
Thu, May 7 - Thu, May 14
Iberia Logo
5:30 am - 8:40 am
SFO
-
EAS
42h 10m
2 stops
Iberia Logo
9:30 pm - 4:10 pm
EAS
-
SFO
27h 40m
1 stop
$1,013Iberia
Fri, Apr 24 - Fri, May 1
Iberia Logo
5:45 pm - 8:40 am
SFO
-
EAS
29h 55m
1 stop
Iberia Logo
9:30 pm - 11:59 pm
EAS
-
SFO
35h 29m
2 stops
$1,018Iberia
Sat, Apr 25 - Sat, May 2
British Airways Logo
7:30 pm - 4:10 pm
SFO
-
EAS
35h 40m
1 stop
British Airways Logo
9:30 pm - 4:10 pm
EAS
-
SFO
27h 40m
1 stop
$1,027British Airways
Fri, Apr 24 - Fri, May 1

British Airways flights from San Francisco to San Sebastian

Our best British Airways deals on San Francisco to San Sebastian flight tickets
British Airways
Apr 24
SFO7:30 pmSan Francisco
35h 40m
1 stop
EAS4:10 pmSan Sebastián
May 1
EAS9:30 pmSan Sebastián
27h 40m
1 stop
SFO4:10 pmSan Francisco
$1,027
British Airways
Jul 11
SFO5:55 pmSan Francisco
17h 55m
1 stop
EAS8:50 pmSan Sebastián
Jul 19
EAS9:30 pmSan Sebastián
32h 29m
2 stops
SFO8:59 pmSan Francisco
$1,208
British Airways
Aug 7
SFO6:36 amSan Francisco
29h 14m
2 stops
EAS8:50 pmSan Sebastián
Aug 15
EAS9:30 pmSan Sebastián
36h 40m
2 stops
SFO1:10 amSan Francisco
$1,305

Iberia flights from San Francisco to San Sebastian

Our best Iberia deals on San Francisco to San Sebastian flight tickets
Iberia
Sep 23
SFO4:35 pmSan Francisco
31h 05m
2 stops
EAS8:40 amSan Sebastián
Oct 4
EAS9:30 pmSan Sebastián
35h 42m
2 stops
SFO12:12 amSan Francisco
$901
Iberia
May 7
SFO5:45 pmSan Francisco
18h 05m
1 stop
EAS8:50 pmSan Sebastián
May 14
EAS1:40 pmSan Sebastián
19h 14m
2 stops
SFO11:54 pmSan Francisco
$928
Iberia
May 7
SFO7:30 pmSan Francisco
28h 10m
2 stops
EAS8:40 amSan Sebastián
May 14
EAS1:40 pmSan Sebastián
19h 14m
2 stops
SFO11:54 pmSan Francisco
$930

momondo 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, momondo users made 832,500 searches. Data last updated March 28, 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

Price

Cheapest round-trip

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Wed 9/23

4:35 pm-8:40 am

2 stops31h 05m

San Sebastián

Sun 10/4

9:30 pm-12:12 am

2 stops35h 42m

$901
Quickest round-trip

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Thu 5/7

5:45 pm-8:50 pm

1 stop18h 05m

San Sebastián

Thu 5/14

1:40 pm-11:54 pm

2 stops19h 14m

$928

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Thu 5/7

7:30 pm-8:40 am

2 stops28h 10m

San Sebastián

Thu 5/14

1:40 pm-11:54 pm

2 stops19h 14m

$930

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Fri 4/24

8:20 pm-8:40 am

2 stops27h 20m

San Sebastián

Fri 5/1

9:30 pm-5:35 pm

2 stops29h 05m

$968

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Sat 4/25

1:28 pm-8:40 am

2 stops58h 12m

San Sebastián

Sat 5/2

9:30 pm-11:59 pm

2 stops35h 29m

$980

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Fri 8/28

8:49 am-8:50 pm

2 stops27h 01m

San Sebastián

Mon 10/19

9:30 pm-12:43 am

2 stops36h 13m

$982

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Thu 5/7

12:55 pm-8:20 am

3 stops34h 25m

San Sebastián

Thu 5/14

11:10 am-10:50 am

2 stops32h 40m

$994

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Fri 4/24

5:30 am-8:40 am

2 stops42h 10m

San Sebastián

Fri 5/1

9:30 pm-4:10 pm

1 stop27h 40m

$1,013

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Sat 4/25

5:45 pm-8:40 am

1 stop29h 55m

San Sebastián

Sat 5/2

9:30 pm-11:59 pm

2 stops35h 29m

$1,018

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Fri 4/24

7:30 pm-4:10 pm

1 stop35h 40m

San Sebastián

Fri 5/1

9:30 pm-4:10 pm

1 stop27h 40m

$1,027

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Sebastian from

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

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

Can stopping save me money on San Francisco to San Sebastian flights?

You could potentially save up to 9% on your flight if you consider stops on a San Francisco to San Sebastian flight.

When to book flights from San Francisco to San Sebastian

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

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

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

Fastest flight time

17h 25m

Direct flights

None
The fastest flight from San Francisco to San Sebastian takes 17h 25m
There are no direct flights from San Francisco to San Sebastian. There are no popular flight routes from San Francisco to San Sebastian.
Search flight deals

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

    The distance between San Francisco and San Sebastián is about 5702.3 mi. Flights usually cover this in 17h 25m, depending on flying conditions and air traffic around both airports.

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

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

  • How many operators does momondo search for flights from San Francisco Airport to San Sebastián Airport?

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

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

    The required travel and health documents for your San Sebastián Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Sebastián Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from San Francisco to San Sebastian?

Best airlines flying from San Francisco to San Sebastian

Compare and see reviews for airlines that fly from San Francisco to San Sebastian with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom $635Free CancellationRating
7.0
3,157 reviews
Search Iberia flights
American AirlinesPriceFrom $714Free CancellationRating
7.1
11,520 reviews
Search American Airlines flights

Traveling to a place near San Sebastian?

Book flights to San Sebastian if you plan to visit one of these locations
Irun
Hondarribia

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Francisco to San Sebastian for you.

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

momondo does allow users to show only those flights to San Sebastian from San Francisco which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Sebastian from San Francisco.

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

Yes. momondo can track prices for San Francisco to San Sebastian flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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