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Cheap flights from San Francisco to San Sebastian from $526

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 Francisco to San Sebastian departing on 2/23. 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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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.
American Airlines Logo
7:00 am - 1:00 pm
SFO
-
EAS
21h 00m
2 stops
American Airlines Logo
9:20 am - 10:49 pm
EAS
-
SFO
21h 29m
2 stops
$526American Airlines
Mon, Feb 23 - Tue, Mar 10
Multiple Airlines Logo
8:40 pm - 8:40 am
SFO
-
EAS
27h 00m
2 stops
Multiple Airlines Logo
9:20 am - 10:32 pm
EAS
-
SFO
21h 12m
2 stops
$533Multiple Airlines
Mon, Feb 23 - Tue, Mar 10
Multiple Airlines Logo
11:35 pm - 1:00 pm
SFO
-
EAS
28h 25m
2 stops
Multiple Airlines Logo
9:30 pm - 3:00 pm
EAS
-
SFO
26h 30m
2 stops
$625Multiple Airlines
Sat, Feb 28 - Sat, Mar 7
Iberia Logo
11:15 am - 8:50 pm
SFO
-
EAS
24h 35m
2 stops
Iberia Logo
9:20 am - 9:23 pm
EAS
-
SFO
21h 03m
2 stops
$696Iberia
Fri, Feb 6 - Sun, Feb 15
American Airlines Logo
11:36 pm - 8:40 am
SFO
-
EAS
24h 04m
2 stops
American Airlines Logo
9:30 pm - 10:07 pm
EAS
-
SFO
33h 37m
2 stops
$744American Airlines
Sat, Feb 7 - Mon, Feb 16
Multiple Airlines Logo
6:30 pm - 1:00 pm
SFO
-
EAS
33h 30m
2 stops
Multiple Airlines Logo
9:20 am - 11:54 pm
EAS
-
SFO
23h 34m
2 stops
$770Multiple Airlines
Sat, Mar 28 - Wed, Apr 8
American Airlines Logo
11:36 pm - 8:40 am
SFO
-
EAS
24h 04m
2 stops
American Airlines Logo
9:20 am - 9:23 pm
EAS
-
SFO
21h 03m
2 stops
$783American Airlines
Sat, Feb 7 - Sun, Feb 15
American Airlines Logo
7:00 am - 8:40 am
SFO
-
EAS
16h 40m
2 stops
American Airlines Logo
9:20 am - 9:23 pm
EAS
-
SFO
21h 03m
2 stops
$833American Airlines
Thu, Feb 5 - Sun, Feb 15
American Airlines Logo
11:36 pm - 8:40 am
SFO
-
EAS
24h 04m
2 stops
American Airlines Logo
9:30 pm - 4:35 pm
EAS
-
SFO
28h 05m
2 stops
$910American Airlines
Sat, Feb 7 - Sat, Feb 14
Multiple Airlines Logo
8:25 am - 1:30 pm
SFO
-
EAS
20h 05m
2 stops
Multiple Airlines Logo
2:05 pm - 4:35 pm
EAS
-
SFO
34h 30m
3 stops
$948Multiple Airlines
Mon, Feb 23 - Tue, Mar 10

Iberia flights from San Francisco to San Sebastian

Our best Iberia deals on San Francisco to San Sebastian flight tickets
Iberia
Feb 6
SFO11:15 amSan Francisco
24h 35m
2 stops
EAS8:50 pmSan Sebastián
Feb 15
EAS9:20 amSan Sebastián
21h 03m
2 stops
SFO9:23 pmSan Francisco
$696
Iberia
Mar 28
SFO7:30 pmSan Francisco
28h 10m
2 stops
EAS8:40 amSan Sebastián
Apr 8
EAS5:55 pmSan Sebastián
33h 00m
1 stop
SFO5:55 pmSan Francisco
$1,066
Iberia
Jul 6
SFO7:00 amSan Francisco
16h 40m
2 stops
EAS8:40 amSan Sebastián
Jul 10
EAS9:30 pmSan Sebastián
27h 50m
1 stop
SFO4:20 pmSan Francisco
$1,543

American Airlines flights from San Francisco to San Sebastian

Our best American Airlines deals on San Francisco to San Sebastian flight tickets
American Airlines
Feb 23
SFO7:00 amSan Francisco
21h 00m
2 stops
EAS1:00 pmSan Sebastián
Mar 10
EAS9:20 amSan Sebastián
21h 29m
2 stops
SFO10:49 pmSan Francisco
$526
American Airlines
Feb 7
SFO11:36 pmSan Francisco
24h 04m
2 stops
EAS8:40 amSan Sebastián
Feb 16
EAS9:30 pmSan Sebastián
33h 37m
2 stops
SFO10:07 pmSan Francisco
$744
American Airlines
Feb 7
SFO11:36 pmSan Francisco
24h 04m
2 stops
EAS8:40 amSan Sebastián
Feb 15
EAS9:20 amSan Sebastián
21h 03m
2 stops
SFO9:23 pmSan Francisco
$783

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 January 15, 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

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Mon 2/23

7:00 am-1:00 pm

2 stops21h 00m

San Sebastián

Tue 3/10

9:20 am-10:49 pm

2 stops21h 29m

$526

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Mon 2/23

8:40 pm-8:40 am

2 stops27h 00m

San Sebastián

Tue 3/10

9:20 am-10:32 pm

2 stops21h 12m

$533

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Sat 2/28

11:35 pm-1:00 pm

2 stops28h 25m

San Sebastián

Sat 3/7

9:30 pm-3:00 pm

2 stops26h 30m

$625

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Fri 2/6

11:15 am-8:50 pm

2 stops24h 35m

San Sebastián

Sun 2/15

9:20 am-9:23 pm

2 stops21h 03m

$696

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Sat 2/7

11:36 pm-8:40 am

2 stops24h 04m

San Sebastián

Mon 2/16

9:30 pm-10:07 pm

2 stops33h 37m

$744

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Sat 3/28

6:30 pm-1:00 pm

2 stops33h 30m

San Sebastián

Wed 4/8

9:20 am-11:54 pm

2 stops23h 34m

$770

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Sat 2/7

11:36 pm-8:40 am

2 stops24h 04m

San Sebastián

Sun 2/15

9:20 am-9:23 pm

2 stops21h 03m

$783

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Thu 2/5

7:00 am-8:40 am

2 stops16h 40m

San Sebastián

Sun 2/15

9:20 am-9:23 pm

2 stops21h 03m

$833

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Sat 2/7

11:36 pm-8:40 am

2 stops24h 04m

San Sebastián

Sat 2/14

9:30 pm-4:35 pm

2 stops28h 05m

$910

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Mon 2/23

8:25 am-1:30 pm

2 stops20h 05m

San Sebastián

Tue 3/10

2:05 pm-4:35 pm

3 stops34h 30m

$948

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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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 35% 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 55m

Direct flights

None
The fastest flight from San Francisco to San Sebastian takes 17h 55m
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 5702.1 mi. Flights usually cover this in 17h 55m, 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 $662Free CancellationRating
7.0
3,087 reviews
Search Iberia flights
American AirlinesPriceFrom $714Free CancellationRating
7.2
11,132 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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