$397 Cheap Flights from Madrid (MAD) to San Francisco (SFO)

View $397 flight on Thu, Aug 28, 2025Opens in a new window

Popular airlines from Adolfo Suarez Madrid-Barajas Airport (MAD) to San Francisco Intl. Airport (SFO)

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Cheap Flights from Madrid to San Francisco (MAD-SFO)

Prices were available within the past 7 days and start at $397 for one-way flights and $510 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Europa
Thu, Aug 28 - Sun, Sep 21
MAD
Madrid
SFO
San Francisco
$510 Roundtrip, found 18 hours ago
$510
Roundtrip
found 18 hours ago
Select Air Europa flight, departing Thu, Aug 28 from Madrid to San Francisco, returning Sun, Sep 21, priced at $510 found 18 hours ago
TAP Portugal
Wed, Sep 3 - Tue, Sep 16
MAD
Madrid
SFO
San Francisco
$533 Roundtrip, found 1 day ago
$533
Roundtrip
found 1 day ago
Select TAP Portugal flight, departing Wed, Sep 3 from Madrid to San Francisco, returning Tue, Sep 16, priced at $533 found 1 day ago
British Airways
Tue, Feb 10 - Tue, Feb 17
MAD
Madrid
SFO
San Francisco
$542 Roundtrip, found 3 days ago
$542
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Feb 10 from Madrid to San Francisco, returning Tue, Feb 17, priced at $542 found 3 days ago
Iberia
Thu, Sep 4 - Thu, Sep 11
MAD
Madrid
SFO
San Francisco
$547 Roundtrip, found 9 hours ago
$547
Roundtrip
found 9 hours ago
Select Iberia flight, departing Thu, Sep 4 from Madrid to San Francisco, returning Thu, Sep 11, priced at $547 found 9 hours ago
American Airlines
Tue, Sep 23 - Wed, Oct 1
MAD
Madrid
SFO
San Francisco
$552 Roundtrip, found 14 hours ago
$552
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Tue, Sep 23 from Madrid to San Francisco, returning Wed, Oct 1, priced at $552 found 14 hours ago
Air Canada
Wed, Jan 7 - Wed, Jan 14
MAD
Madrid
SFO
San Francisco
$569 Roundtrip, found 3 days ago
$569
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Jan 7 from Madrid to San Francisco, returning Wed, Jan 14, priced at $569 found 3 days ago
Lufthansa
Tue, Jan 20 - Tue, Feb 10
MAD
Madrid
SFO
San Francisco
$570 Roundtrip, found 2 days ago
$570
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Tue, Jan 20 from Madrid to San Francisco, returning Tue, Feb 10, priced at $570 found 2 days ago
Swiss International Air Lines
Mon, Jan 12 - Mon, Jan 19
MAD
Madrid
SFO
San Francisco
$577 Roundtrip, found 8 hours ago
$577
Roundtrip
found 8 hours ago
Select Swiss International Air Lines flight, departing Mon, Jan 12 from Madrid to San Francisco, returning Mon, Jan 19, priced at $577 found 8 hours ago
Delta
Tue, Feb 10 - Tue, Feb 17
MAD
Madrid
SFO
San Francisco
$596 Roundtrip, found 3 days ago
$596
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Feb 10 from Madrid to San Francisco, returning Tue, Feb 17, priced at $596 found 3 days ago
ITA Airways
Thu, Sep 18 - Sun, Sep 21
MAD
Madrid
SFO
San Francisco
$605 Roundtrip, found 19 hours ago
$605
Roundtrip
found 19 hours ago
Select ITA Airways flight, departing Thu, Sep 18 from Madrid to San Francisco, returning Sun, Sep 21, priced at $605 found 19 hours ago

Find the cheapest month to fly from Madrid (MAD) to San Francisco (SFO)

March is typically the cheapest month to fly

From $405 - $894 per traveler.

Graph displaying average flight prices per month

Flights from Madrid (MAD) to San Francisco (SFO)
Origin airport
Adolfo Suárez Madrid-Barajas
Destination airport
San Francisco Intl.
Airlines serving
Aer Lingus, Air Canada, Air Europa, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, ITA Airways, Iberia, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$510
Distance
5799 mi
Average flight time
12 hours 35 mins

Madrid to San Francisco Flights

The cheapest times to fly from Madrid to San Francisco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Madrid to San Francisco are during the month of August. You can find some of the cheapest flights from Madrid to San Francisco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Madrid to San Francisco

Sunday is one of the best days to book for cheap flights from Madrid to San Francisco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Madrid to San Francisco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Madrid to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $397 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Madrid to San Francisco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Madrid to San Francisco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Adolfo Suarez Madrid-Barajas Airport (MAD) to San Francisco Intl. Airport (SFO) cost?
Grab cheap return fares starting at $550 from Adolfo Suarez Madrid-Barajas Airport (MAD) to San Francisco Intl. Airport (SFO). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Iberia flight leaving MAD on July 19 2025 and touching down at SFO. The price was last updated on July 8 2025 and has not changed since.
What is the cheapest month to fly from MAD to SFO?
The cheapest flights from MAD to SFO are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from MAD to SFO?
Jet off from MAD to SFO with British Airways. This carrier currently has the cheapest one-way fare on this route, starting from $704. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from MAD on September 16 2025. Prices were last updated on July 8 2025 and have not changed since.
How many flights per day from Adolfo Suarez Madrid-Barajas Airport (MAD) to San Francisco Intl. Airport (SFO)?
You'll need to book a flight with a layover if you're traveling from Adolfo Suarez Madrid-Barajas Airport (MAD) to San Francisco Intl. Airport (SFO). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from MAD to SFO?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a range of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from MAD to SFO?
Consider booking with Iberia if you'd like to fly straight from Adolfo Suarez Madrid-Barajas Airport (MAD) to San Francisco Intl. Airport (SFO) without any interruptions. This airline has the best track record for punctuality, with an on-time performance of 88%. Want real-time updates? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Adolfo Suarez Madrid-Barajas Airport (MAD) to San Francisco Intl. Airport (SFO)?
To land at San Francisco Intl. Airport (SFO) on schedule, choose a flight that takes off from Adolfo Suarez Madrid-Barajas Airport (MAD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Adolfo Suarez Madrid-Barajas Airport (MAD) to San Francisco Intl. Airport (SFO) last-minute?
Booking your flight from MAD to SFO just before your trip is typically more expensive. However, if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a MAD to SFO flight and hotel package?
You can save money by booking a MAD to SFO flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've selected your ideal flights and accommodations, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Adolfo Suarez Madrid-Barajas Airport (MAD) to San Francisco Intl. Airport (SFO)?
If you booked your MAD to SFO flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

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*Available to One Key members.