$419 Find cheap flights from Santander to San Francisco

In the last 3 days, the lowest price for a flight from Santander to San Francisco was $419 for a one-way ticket and $571 for a round-trip.

Yes, you'll most likely have to show a valid passport before boarding the plane in Santander and on arrival in San Francisco.

Santander and San Francisco are both served by 1 main airport. You will leave Santander from Santander and will be arriving at San Francisco.

We unfortunately don’t have that data for this specific route.

oneworld is the only airline alliance operating flights between Santander and San Francisco.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Santander to San Francisco.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Santander is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Santander with another airline. Booking your flights between Santander and SFO can sometimes prove cheaper using this method.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Santander up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.