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$902+ 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
SDR — SFO
Dec 10 — Dec 171
Wed 12/10
Wed 12/17
1 adult, Economy
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Cheap 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 November 10, 2025.

Round-trip from

$867
(Cheapflightsfares)
From Santander to San Francisco
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Find flight deals from Santander to San Francisco

Cheapest flights from Santander to San Francisco
Explore the most affordable flight options available from Santander to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2025.

This Expedia deal was found by Cheapflights users on 11/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:00 amSDR - SFO
2 stops22h 07mIberia
Wed 12/3111:20 amSFO - SDR
2 stops20h 50mIberia
Deal found 11/9$947
This Trip.com deal was found by Cheapflights users on 11/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:30 amSDR - SFO
3 stops37h 24mMultiple Airlines
Wed 12/318:25 amSFO - SDR
3 stops38h 55mMultiple Airlines
Deal found 11/9$1,072
This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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.
Wed 12/249:00 amSDR - SFO
2 stops18h 45mMultiple Airlines
Fri 1/26:20 amSFO - SDR
2 stops17h 30mMultiple Airlines
Deal found 11/10$1,997
This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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.
Tue 12/239:00 amSDR - SFO
2 stops18h 45mMultiple Airlines
Fri 1/26:20 amSFO - SDR
2 stops17h 30mMultiple Airlines
Deal found 11/10$2,104
This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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.
Mon 12/229:00 amSDR - SFO
2 stops18h 45mMultiple Airlines
Fri 1/26:20 amSFO - SDR
2 stops17h 30mMultiple Airlines
Deal found 11/10$2,299
This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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.
Sat 12/209:25 amSDR - SFO
2 stops20h 14mMultiple Airlines
Fri 1/26:20 amSFO - SDR
2 stops17h 30mMultiple Airlines
Deal found 11/10$4,186

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 November 10, 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

Fri 5/8

6:30 am-12:21 am

2 stops26h 51m

San Francisco

Tue 5/12

4:35 pm-9:30 am

2 stops31h 55m

$902

SantanderSan Francisco

SDR - SFO

SDRSFO

Santander

Wed 12/24

9:00 am-10:07 pm

2 stops22h 07m

San Francisco

Wed 12/31

11:20 am-5:10 pm

2 stops20h 50m

$947

SantanderSan Francisco

SDR - SFO

SDRSFO

Santander

Wed 12/24

6:30 am-10:54 am

3 stops37h 24m

San Francisco

Wed 12/31

8:25 am-8:20 am

3 stops38h 55m

$1,072

SantanderSan Francisco

SDR - SFO

SDRSFO

Santander

Wed 12/24

9:00 am-6:45 pm

2 stops18h 45m

San Francisco

Fri 1/2

6:20 am-8:50 am

2 stops17h 30m

$1,997

SantanderSan Francisco

SDR - SFO

SDRSFO

Santander

Tue 12/23

9:00 am-6:45 pm

2 stops18h 45m

San Francisco

Fri 1/2

6:20 am-8:50 am

2 stops17h 30m

$2,104

SantanderSan Francisco

SDR - SFO

SDRSFO

Santander

Mon 12/22

9:00 am-6:45 pm

2 stops18h 45m

San Francisco

Fri 1/2

6:20 am-8:50 am

2 stops17h 30m

$2,299

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/8

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 December is currently the most expensive (average of $680). 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 26h 51m. 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 December is currently the most expensive (average of $680). 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
Vallejo
Hollister
San Bruno
Foster City
Redwood City
Union City
Burlingame
Lodi
San Mateo
Vacaville
Lathrop

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