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Cheap flights from California to San Sebastian from $302

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to San Sebastian departing on 9/15. 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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Find the cheapest flights from California to San Sebastian

Cheap round-trip flights

Iberia Logo
11:15 am - 8:50 pmSFO-EAS
24h 35m2 stops
Iberia Logo
1:40 pm - 8:40 pmEAS-SFO
40h 00m2 stops
$698Iberia
Find Deal
Fri, Nov 14 - Tue, Nov 18
Iberia Logo
6:10 pm - 8:50 pmLAX-EAS
17h 40m1 stop
Iberia Logo
9:30 pm - 4:35 pmEAS-LAX
28h 05m1 stop
$726Iberia
Find Deal
Fri, Nov 28 - Tue, Dec 2
Vueling Logo
7:50 pm - 8:10 amLAX-EAS
27h 20m1 stop
Vueling Logo
5:55 pm - 6:05 pmEAS-LAX
33h 10m1 stop
$820Vueling
Find Deal
Sat, Sep 13 - Tue, Sep 16
Logo
11:15 am - 4:15 pmSFO-EAS
20h 00m2 stops
Logo
9:30 pm - 10:30 pmEAS-SFO
34h 00m2 stops
$854
Find Deal
Sat, Oct 11 - Sat, Oct 18
Logo
7:50 pm - 8:30 amLAX-EAS
27h 40m1 stop
Logo
9:30 pm - 6:05 pmEAS-LAX
29h 35m2 stops
$858
Find Deal
Mon, Aug 11 - Wed, Aug 20
Vueling Logo
7:50 pm - 8:30 amLAX-EAS
27h 40m1 stop
Vueling Logo
9:10 am - 6:05 pmEAS-LAX
17h 55m1 stop
$914Vueling
Find Deal
Mon, Aug 11 - Wed, Aug 20
American Airlines Logo
8:00 am - 1:00 pmSFO-EAS
20h 00m2 stops
American Airlines Logo
9:20 am - 8:32 pmEAS-SFO
20h 12m2 stops
$985American Airlines
Find Deal
Tue, Sep 16 - Tue, Sep 30
American Airlines Logo
1:10 am - 8:50 pmLAS-EAS
35h 40m2 stops
American Airlines Logo
9:20 am - 10:41 amEAS-LAS
34h 21m2 stops
$1,124American Airlines
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Thu, Oct 30 - Tue, Nov 4
British Airways Logo
8:47 am - 8:50 pmONT-EAS
27h 03m2 stops
British Airways Logo
1:40 pm - 1:48 pmEAS-ONT
33h 08m2 stops
$4,515British Airways
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Sun, Dec 28 - Mon, Jan 5
British Airways Logo
8:43 am - 8:50 pmSNA-EAS
27h 07m2 stops
British Airways Logo
1:40 pm - 4:04 pmEAS-SNA
35h 24m2 stops
$4,515British Airways
Find Deal
Sun, Dec 28 - Mon, Jan 5

Iberia flights from California to San Sebastian

Our best Iberia deals on California to San Sebastian flight tickets
Iberia
Nov 14
SFO11:15 amSan Francisco
24h 35m
2 stops
EAS8:50 pmSan Sebastián
Nov 18
EAS1:40 pmSan Sebastián
40h 00m
2 stops
SFO8:40 pmSan Francisco
$698
Find similar
Iberia
Nov 28
LAX6:10 pmLos Angeles
17h 40m
1 stop
EAS8:50 pmSan Sebastián
Dec 2
EAS9:30 pmSan Sebastián
28h 05m
1 stop
LAX4:35 pmLos Angeles
$726
Find similar
Iberia
Nov 28
LAX6:10 pmLos Angeles
17h 40m
1 stop
EAS8:50 pmSan Sebastián
Dec 2
EAS9:30 pmSan Sebastián
28h 05m
1 stop
LAX4:35 pmLos Angeles
$727
Find similar

Vueling flights from California to San Sebastian

Our best Vueling deals on California to San Sebastian flight tickets
Vueling
Sep 13
LAX7:50 pmLos Angeles
27h 20m
1 stop
EAS8:10 amSan Sebastián
Sep 16
EAS5:55 pmSan Sebastián
33h 10m
1 stop
LAX6:05 pmLos Angeles
$820
Find similar
Vueling
Aug 11
LAX7:50 pmLos Angeles
27h 40m
1 stop
EAS8:30 amSan Sebastián
Aug 20
EAS9:10 amSan Sebastián
17h 55m
1 stop
LAX6:05 pmLos Angeles
$914
Find similar
Vueling
Aug 12
LAX7:50 pmLos Angeles
27h 40m
1 stop
EAS8:30 amSan Sebastián
Aug 20
EAS9:10 amSan Sebastián
17h 55m
1 stop
LAX6:05 pmLos Angeles
$919
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from California 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 August 1, 2025.
Use the filters below to find and compare flights from California to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Fri 11/14

11:15 am-8:50 pm

2 stops24h 35m

San Sebastián

Tue 11/18

1:40 pm-8:40 pm

2 stops40h 00m

$698

Los AngelesSan Sebastian

LAX - EAS

LAXEAS

Los Angeles

Fri 11/28

6:10 pm-8:50 pm

1 stop17h 40m

San Sebastián

Tue 12/2

9:30 pm-4:35 pm

1 stop28h 05m

$726

Los AngelesSan Sebastian

LAX - EAS

LAXEAS

Los Angeles

Sat 9/13

7:50 pm-8:10 am

1 stop27h 20m

San Sebastián

Tue 9/16

5:55 pm-6:05 pm

1 stop33h 10m

$820

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Sat 10/11

11:15 am-4:15 pm

2 stops20h 00m

San Sebastián

Sat 10/18

9:30 pm-10:30 pm

2 stops34h 00m

$854

Los AngelesSan Sebastian

LAX - EAS

LAXEAS

Los Angeles

Mon 8/11

7:50 pm-8:30 am

1 stop27h 40m

San Sebastián

Wed 8/20

9:30 pm-6:05 pm

2 stops29h 35m

$858

Los AngelesSan Sebastian

LAX - EAS

LAXEAS

Los Angeles

Mon 8/11

7:50 pm-8:30 am

1 stop27h 40m

San Sebastián

Wed 8/20

9:10 am-6:05 pm

1 stop17h 55m

$914

San FranciscoSan Sebastian

SFO - EAS

SFOEAS

San Francisco

Tue 9/16

8:00 am-1:00 pm

2 stops20h 00m

San Sebastián

Tue 9/30

9:20 am-8:32 pm

2 stops20h 12m

$985

Las VegasSan Sebastian

LAS - EAS

LASEAS

Las Vegas Harry Reid Intl

Thu 10/30

1:10 am-8:50 pm

2 stops35h 40m

San Sebastián

Tue 11/4

9:20 am-10:41 am

2 stops34h 21m

$1,124

OntarioSan Sebastian

ONT - EAS

ONTEAS

Ontario

Sun 12/28

8:47 am-8:50 pm

2 stops27h 03m

San Sebastián

Mon 1/5

1:40 pm-1:48 pm

2 stops33h 08m

$4,515

Santa AnaSan Sebastian

SNA - EAS

SNAEAS

Santa Ana J. Wayne/Orange Cnty

Sun 12/28

8:43 am-8:50 pm

2 stops27h 07m

San Sebastián

Mon 1/5

1:40 pm-4:04 pm

2 stops35h 24m

$4,515

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 California 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

What is the cheapest day to depart on your flight to San Sebastian?

On average, the least expensive day to fly to San Sebastian from California is on a Friday. momondo users have found tickets for Friday departures for as low as $1,112. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from California to San Sebastian for around $1,618.

What is the cheapest time of day to depart on your flight to San Sebastian?

Flying to San Sebastian from California in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,196 when looking at flights departing in the evening. Flights to San Sebastian are more costly in the morning, with an average ticket price of $1,481. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You could potentially save up to 37% on your flight if you consider stops on a California to San Sebastian flight.

Cheap California to San Sebastian flight deals and tips

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

Best Price Found

$302

Fastest flight time

16h 40m

Direct flights

None

Airports in San Sebastian

1 airport
The best one-way flight to San Sebastian from California in the past 72 hours is $302. The best round-trip flight deal from California to San Sebastian found on momondo in the last 72 hours is $698.
The fastest flight from California to San Sebastian takes 16h 40m
There are no direct flights from California to San Sebastian. Popular non-direct routes for this connection are Ontario Airport - San Sebastián Airport, San Francisco Airport - San Sebastián Airport and Los Angeles Airport - San Sebastián Airport.
There is 1 airport near San Sebastian: San Sebastián (EAS)
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  • When did momondo last update prices for flights from California to San Sebastián Airport?

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from California 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.

Best airlines flying from California to San Sebastian

Compare and see reviews for airlines that fly from California to San Sebastian with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom $635Free CancellationRating
7.0
2,859 reviews
Search Iberia flights
American AirlinesPriceFrom $714Free CancellationRating
7.2
10,000 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 California to San Sebastian?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Sebastian from California.

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

All flight searches from California to San Sebastian on momondo can be filtered to show those which offer flexible booking policies.

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

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

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

If you are not ready to book a flight from California to San Sebastian now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Sebastian and let you know when they change.

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