Cheap flights from California to San Sebastian from $389
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 11/30. 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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Fly from
Fly to
Route
Depart
Return
San FranciscoSan Sebastian
SFO San Francisco - EAS San Sebastián
SFOEAS
San Francisco
Mon 3/1
7:25 am-4:55 pm
2 stops24h 30m
San Sebastián
Mon 3/8
9:30 pm-10:21 am
2 stops21h 51m
San FranciscoSan Sebastian
SFO San Francisco - EAS San Sebastián
SFOEAS
San Francisco
Mon 3/1
10:28 am-8:50 pm
2 stops25h 22m
San Sebastián
Mon 3/8
9:30 pm-9:00 am
2 stops20h 30m
Los AngelesSan Sebastian
LAX Los Angeles - EAS San Sebastián
LAXEAS
Los Angeles
Sun 1/31
6:15 pm-8:50 pm
1 stop17h 35m
San Sebastián
Fri 3/5
9:20 am-4:40 pm
1 stop16h 20m
Los AngelesSan Sebastian
LAX Los Angeles - EAS San Sebastián
LAXEAS
Los Angeles
Sun 1/31
6:15 pm-8:50 pm
1 stop17h 35m
San Sebastián
Fri 3/5
9:20 am-4:40 pm
1 stop16h 20m
Los AngelesSan Sebastian
LAX Los Angeles - EAS San Sebastián
LAXEAS
Los Angeles
Sun 1/31
6:30 am-8:40 am
2 stops17h 10m
San Sebastián
Fri 3/5
9:20 am-4:40 pm
1 stop16h 20m
Los AngelesSan Sebastian
LAX Los Angeles - EAS San Sebastián
LAXEAS
Los Angeles
Sun 1/31
6:30 am-8:40 am
2 stops17h 10m
San Sebastián
Fri 3/5
9:20 am-4:40 pm
1 stop16h 20m
Los AngelesSan Sebastian
LAX Los Angeles - EAS San Sebastián
LAXEAS
Los Angeles
Sun 1/31
10:41 am-1:00 pm
2 stops17h 19m
San Sebastián
Fri 3/5
9:20 am-12:30 am
2 stops24h 10m
Los AngelesSan Sebastian
LAX Los Angeles - EAS San Sebastián
LAXEAS
Los Angeles
Sun 1/31
10:41 am-1:00 pm
2 stops17h 19m
San Sebastián
Fri 3/5
9:20 am-12:30 am
2 stops24h 10m
San DiegoSan Sebastian
SAN San Diego - EAS San Sebastián
SANEAS
San Diego
Mon 11/9
6:45 pm-8:40 am
2 stops28h 55m
San Sebastián
Mon 11/16
9:30 pm-7:09 pm
2 stops30h 39m
San FranciscoSan Sebastian
SFO San Francisco - EAS San Sebastián
SFOEAS
San Francisco
Wed 11/4
8:35 pm-1:35 pm
2 stops32h 00m
San Sebastián
Wed 11/11
9:30 pm-10:16 am
2 stops21h 46m
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 month to fly to San Sebastian?
The month of November is, on average, the cheapest month to fly to San Sebastian from California, with most prices found around $0. If you are unable to visit San Sebastian during the month of November, then departing from California during the month March is also very affordable. Most momondo users find prices during this month for around $0.
Can stopping save me money on California to San Sebastian flights?
You could potentially save up to 49% on your flight if you consider stops on a California to San Sebastian flight.
What is the cheapest airline that flies from California to San Sebastián?
Iberia and Finnair are the most popular carriers operating from California to San Sebastián
What airlines fly to San Sebastian?
Lufthansa, Iberia and United Airlines are the top three most popular airlines that fly to San Sebastian from California according to our data. Lufthansa is the first choice among our users, with 39% of people opting to fly with this airline when traveling to San Sebastian. Keep in mind that there are 7 different airlines that fly to San Sebastian on a routine basis, so you have a few additional options to choose from.
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
Frequently asked questions about flying from California to San Sebastian
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?
As of October 2026, there is 1 operator available to choose from 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 | ||
|---|---|---|---|---|---|
| PriceFrom $682 | Free Cancellation | Rating 7.0 3,258 reviews |
Traveling to a place near San Sebastian?
Book flights to San Sebastian if you plan to visit one of these locationsWhy 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.