HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$679+ Cheap flights from Santander (SDR) to San Francisco (SFO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
SDR — SFO
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Santander to San Francisco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Santander to San Francisco

Best flights from Santander to San Francisco
Discover carefully curated flight deals from Santander to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 14, 2025.

This Iberia deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/276:30 amSDR - SFO
2 stops24h 07mIberia
Tue 2/38:00 amSFO - SDR
2 stops24h 10mIberia
Deal found 12/12$679
This Mytrip deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/275:30 pmSDR - SFO
2 stops30h 00mMultiple Airlines
Tue 2/37:25 pmSFO - SDR
3 stops27h 45mMultiple Airlines
Deal found 12/12$912
This Iberia deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/49:00 amSDR - SFO
2 stops20h 44mIberia
Sun 3/810:03 amSFO - SDR
2 stops23h 07mIberia
Deal found 12/11$891
This Iberia deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:30 amSDR - SFO
2 stops26h 03mIberia
Mon 3/28:40 pmSFO - SDR
2 stops26h 40mIberia
Deal found 12/13$1,054
This Cheapflightsfares deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/206:30 amSDR - SFO
2 stops17h 30mMultiple Airlines
Thu 3/268:00 amSFO - SDR
2 stops16h 20mMultiple Airlines
Deal found 12/12$1,538
This Cheapflightsfares deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/206:30 amSDR - SFO
2 stops17h 30mIberia
Thu 3/268:00 amSFO - SDR
2 stops16h 20mIberia
Deal found 12/12$4,807

Find flight deals from Santander to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Santander (SDR) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 14, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$679
(Iberia)
Provider with most accurate pricing for Santander-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santander-San Francisco flights.
Search Deals
From Santander to San Francisco
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santander to San Francisco 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, Cheapflights users made 2,558,603 searches. Data last updated December 14, 2025.
Use the filters below to find and compare flights from Santander to San Francisco that are best for you.

Fly from

Santander

Fly to

San Francisco

Route

Depart

Return

Price

SantanderSan Francisco

SDR - SFO

SDRSFO

Santander

Tue 1/27

6:30 am-9:37 pm

2 stops24h 07m

San Francisco

Tue 2/3

8:00 am-5:10 pm

2 stops24h 10m

$679

SantanderSan Francisco

SDR - SFO

SDRSFO

Santander

Wed 3/4

9:00 am-8:44 pm

2 stops20h 44m

San Francisco

Sun 3/8

10:03 am-5:10 pm

2 stops23h 07m

$891

SantanderSan Francisco

SDR - SFO

SDRSFO

Santander

Tue 1/27

5:30 pm-2:30 pm

2 stops30h 00m

San Francisco

Tue 2/3

7:25 pm-8:10 am

3 stops27h 45m

$912

SantanderSan Francisco

SDR - SFO

SDRSFO

Santander

Thu 2/26

6:30 am-11:33 pm

2 stops26h 03m

San Francisco

Mon 3/2

8:40 pm-8:20 am

2 stops26h 40m

$1,054

SantanderSan Francisco

SDR - SFO

SDRSFO

Santander

Fri 3/20

6:30 am-4:00 pm

2 stops17h 30m

San Francisco

Thu 3/26

8:00 am-8:20 am

2 stops16h 20m

$1,538

SantanderSan Francisco

SDR - SFO

SDRSFO

Santander

Fri 3/20

6:30 am-4:00 pm

2 stops17h 30m

San Francisco

Thu 3/26

8:00 am-8:20 am

2 stops16h 20m

$4,807

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

  • Most accurate provider: When it comes to deals on Santander-San Francisco flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Santander-San Francisco flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Santander-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santander-San Francisco flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santander-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santander to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Santander with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Santander to San Francisco

What is the cheapest month to book a flight from Santander to San Francisco?

Currently, September is the cheapest month in which you can book a flight from Santander to San Francisco (average of $332). Flying from Santander to San Francisco in July is currently the most expensive (average of $635). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Santander to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Santander to San Francisco?

    Airlines like Iberia fly from Santander to San Francisco in about 24h 07m. The time it takes to get you to your destination can typically vary by up to . The distance between Santander and San Francisco is about 5640 mi.

  • Can I find deals for flights from Santander to San Francisco that include hotel bookings?

    Yes. In addition to deals on Santander to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santander to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santander to San Francisco.

  • Can I find deals for business class flights from Santander to San Francisco?

    Yes. Cheapflights offers flight deals from Santander to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santander to San Francisco?

    Currently, September is the cheapest month in which you can book a flight from Santander to San Francisco (average of $332). Flying from Santander to San Francisco in July is currently the most expensive (average of $635). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
South San Francisco
Santa Cruz
Livermore
Turlock
Manteca
Watsonville
Sunnyvale
Santa Clara
San Bruno
Redwood City
Daly City
Vallejo
Hollister
Foster City
Union City
Davis
San Ramon
Burlingame
Milpitas

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.