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$252+ Cheap flights from San Francisco (SFO) to Spain

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — MAD
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Find flight deals from San Francisco to Spain

Cheapest flights from San Francisco to Spain
Explore the most affordable flight options available from San Francisco to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Mytrip deal was found by Cheapflights users on 11/5. 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.
Mon 11/178:25 amSFO - MAD
2 stops18h 20mMultiple Airlines
Tue 12/27:35 pmMAD - SFO
1 stop29h 55mMultiple Airlines
Deal found 11/5$460
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:00 amSFO - MAD
1 stop18h 15mDelta
Tue 12/96:00 amMAD - SFO
2 stops23h 28mDelta
Deal found 11/6$461
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/88:15 amSFO - MAD
1 stop16h 00mDelta
Wed 12/176:00 amMAD - SFO
2 stops26h 13mDelta
Deal found 11/6$462
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/307:25 pmSFO - MAD
1 stop14h 20mSWISS
Fri 12/1210:10 amMAD - SFO
1 stop15h 20mSWISS
Deal found 11/5$463
This oojo deal was found by Cheapflights users on 11/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/284:40 pmSFO - SVQ
1 stop15h 45mScandinavian Airlines
Sat 12/66:15 pmSVQ - SFO
1 stop29h 20mScandinavian Airlines
Deal found 11/6$463
This KLM deal was found by Cheapflights users on 11/5. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/251:55 pmSFO - MAD
1 stop14h 45mMultiple Airlines
Thu 12/411:15 amMAD - SFO
1 stop22h 05mMultiple Airlines
Deal found 11/5$464
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/110:59 pmSFO - MAD
2 stops24h 01mUnited Airlines
Wed 12/101:35 pmMAD - SFO
2 stops40h 54mUnited Airlines
Deal found 11/5$465
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:00 amSFO - MAD
2 stops18h 15mDelta
Tue 12/1610:00 amMAD - SFO
2 stops22h 13mDelta
Deal found 11/6$466
This Delta deal was found by Cheapflights users on 11/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3010:30 pmSFO - MAD
1 stop25h 45mDelta
Tue 12/96:00 amMAD - SFO
2 stops26h 05mDelta
Deal found 11/4$467
This Mytrip deal was found by Cheapflights users on 11/5. 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.
Wed 12/108:25 amSFO - MAD
1 stop14h 35mMultiple Airlines
Mon 12/157:35 pmMAD - SFO
1 stop29h 55mMultiple Airlines
Deal found 11/5$468
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/109:00 amSFO - MAD
2 stops18h 10mDelta
Thu 11/2011:15 amMAD - SFO
1 stop21h 58mDelta
Deal found 11/6$469
This Delta deal was found by Cheapflights users on 11/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:35 pmSFO - MAD
2 stops18h 35mDelta
Mon 12/81:05 pmMAD - SFO
1 stop31h 45mDelta
Deal found 11/5$471

Cheap flight deals from San Francisco to Spain

Keep the following information in mind while searching for San Francisco to Spain flight deals. Data was last updated November 6, 2025.

Round-trip from

$460
(Mytrip)

One-way from

$252
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$598

Good round-trip deal

$580 or less

Good one-way deal

$367 or less
From San Francisco to Spain
Search Deals
One-way flight from San Francisco to Spain
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($213 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from San Francisco to Spain.
Search Deals
Price to beat on a one-way flight from San Francisco to Spain.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Spain 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 6, 2025.
Use the filters below to find and compare flights from San Francisco to Spain that are best for you.

Fly from

San Francisco

Fly to

Spain

Route

Depart

Return

Price

San FranciscoMadrid

SFO - MAD

SFOMAD

San Francisco

Wed 1/14

7:00 am-11:30 am

2 stops19h 30m

Madrid Barajas

Thu 2/12

10:00 am-9:45 pm

2 stops20h 45m

$461

San FranciscoMadrid

SFO - MAD

SFOMAD

San Francisco

Tue 12/2

6:00 am-9:15 am

1 stop18h 15m

Madrid Barajas

Tue 12/9

6:00 am-8:28 pm

2 stops23h 28m

$461

San FranciscoMadrid

SFO - MAD

SFOMAD

San Francisco

Sun 1/18

7:00 am-11:30 am

2 stops19h 30m

Madrid Barajas

Fri 2/13

10:00 am-11:51 pm

2 stops22h 51m

$461

San FranciscoMadrid

SFO - MAD

SFOMAD

San Francisco

Wed 1/14

7:00 am-11:30 am

2 stops19h 30m

Madrid Barajas

Wed 2/18

10:00 am-11:51 pm

2 stops22h 51m

$461

San FranciscoMadrid

SFO - MAD

SFOMAD

San Francisco

Sun 1/18

7:00 am-11:30 am

2 stops19h 30m

Madrid Barajas

Wed 2/18

10:00 am-11:56 pm

2 stops22h 56m

$461

San FranciscoMadrid

SFO - MAD

SFOMAD

San Francisco

Mon 11/17

5:00 am-11:00 am

2 stops21h 00m

Madrid Barajas

Thu 12/4

1:35 pm-3:35 pm

2 stops35h 00m

$465

San FranciscoGranadilla

SFO - TFS

SFOTFS

San Francisco

Sat 1/17

4:35 pm-12:45 am

2 stops24h 10m

Granadilla Tenerife-Sur

Sat 1/24

6:45 am-2:35 pm

2 stops63h 50m

$465

San FranciscoMadrid

SFO - MAD

SFOMAD

San Francisco

Wed 12/10

8:25 am-8:00 am

1 stop14h 35m

Madrid Barajas

Mon 12/15

7:35 pm-4:30 pm

1 stop29h 55m

$468

San FranciscoLas Palmas de Gran Canaria

SFO - LPA

SFOLPA

San Francisco

Sat 1/31

4:40 pm-1:00 pm

1 stop36h 20m

Las Palmas de Gran Canaria

Sat 2/7

11:30 pm-2:35 pm

1 stop23h 05m

$479

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

Mon 11/24

3:30 pm-5:55 pm

2 stops17h 25m

Barcelona-El Prat

Tue 12/2

8:40 pm-3:00 pm

1 stop27h 20m

$484

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 60 results
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Best time to book a flight from San Francisco to Spain

Have a flexible travel schedule? Discover the best time to fly to Spain from San Francisco 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 San Francisco to Spain

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

Currently, October is the cheapest month in which you can book a flight from San Francisco to Spain (average of $335). Flying from San Francisco to Spain in June is currently the most expensive (average of $636). 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.

What is the cheapest time of day to fly from SFO to ES?

Find hourly flight availability from San Francisco to Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

It’s typically best to fly out from San Francisco to Spain in the morning. Doing so could potentially save you 5% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from San Francisco to Spain?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Spain. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Spain flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Spain

Get insights into the airlines that provide service to Spain. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Spain. Reviews last updated November 6, 2025.
Get a feel of what it's like to fly with United Airlines, TAP AIR PORTUGAL, and Iberia from San Francisco to Spain by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,007 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
TAP AIR PORTUGAL
7.1
Good
2,048 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Iberia
7.0
Good
3,007 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.7
Okay
7,500 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • What airport do you fly from for flights from San Francisco to Spain?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Spain. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

  • How popular is this San Francisco to Spain flight route?

    Within the past month, 3 users have taken a look at flights from San Francisco to Spain.

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

    For as low as $484, Delta can have you in Spain from San Francisco in 17h 25m. The distance from San Francisco to Spain is about 5952 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from San Francisco to Spain one-way?

    One-way options have recently been found by users for as low as $303 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include LEVEL from $339 and Lufthansa from $604 one-way.

  • What are the most popular routes from San Francisco to Spain?

    While some choose either San Francisco - Madrid Barajas or San Francisco - Valencia, San Francisco - Barcelona-El Prat is the most popular route from San Francisco to Spain.

  • What are the most reliable airlines from San Francisco to Spain?

    The top 3 most reliable airlines when flying from San Francisco to Spain are American Airlines (92%), Qatar Airways (92%) and Alaska Airlines (92%).

  • What are the cheapest flights from San Francisco to Spain?

    While on average a flight from San Francisco to Spain is generally $935, our data shows the cheapest flight currently is $686. When looking at the most popular route, (San Francisco - Barcelona-El Prat), you can expect to pay $343 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Spain 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 San Francisco to Spain?

    Currently, October is the cheapest month in which you can book a flight from San Francisco to Spain (average of $335). Flying from San Francisco to Spain in June is currently the most expensive (average of $636). 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

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Alternative routes for San Francisco to Spain

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from San Francisco to Spain

Discover the top 10 airlines that operate flights from San Francisco to Spain. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$323Average$678FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$330Average$685FlexibilityNo cancel feeOn-timeN/A
LEVELCheapest$352Average$700FlexibilityNo cancel feeOn-timeN/A
ITA AirwaysCheapest$362Average$693FlexibilityNo cancel feeOn-time81%
JetBlueCheapest$395Average$856FlexibilityNo cancel feeOn-time62%
Scandinavian AirlinesCheapest$404Average$665FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$404Average$791FlexibilityNo cancel feeOn-time72%
FinnairCheapest$412Average$724FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$413Average$761FlexibilityNo cancel feeOn-time67%
VuelingCheapest$443Average$934FlexibilityNo cancel feeOn-time88%

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