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$449+ Cheap flights from Madrid, Spain (MAD) to San Francisco (SFO)

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 6/25. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SFO
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Madrid Barajas to San Francisco are usually found in February or March, booked 54 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Madrid to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Madrid (MAD) 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$537
(Gotogate)

One-way from

$449
(Trip.com)

Popular in

July

Cheapest in

February

Average price

$664

Good round-trip deal

$769 or less

Good one-way deal

$650 or less
Provider with most accurate pricing for Madrid Barajas-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Madrid Barajas-San Francisco flights.
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From Madrid Barajas to San Francisco
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One-way flight from Madrid Barajas to San Francisco
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Highest demand for flights based on searches. 19% potential increase in price ($163 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Madrid Barajas to San Francisco.
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Price to beat on a one-way flight from Madrid Barajas to San Francisco.
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Find flight deals from Madrid to San Francisco

Cheapest flights from Madrid to San Francisco
Explore the most affordable flight options available from Madrid to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Gotogate deal was found by Cheapflights users on 4/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/11:30 pmMAD - SFO
2 stops36h 15mTAP AIR PORTUGAL
Tue 9/96:45 pmSFO - MAD
2 stops30h 30mTAP AIR PORTUGAL
Deal found 4/28$537
This KLM deal was found by Cheapflights users on 4/27. 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.
Sun 10/51:05 pmMAD - SFO
1 stop31h 40mKLM
Mon 10/131:45 pmSFO - MAD
1 stop34h 50mKLM
Deal found 4/27$539
This Delta deal was found by Cheapflights users on 4/27. 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.
Thu 9/186:00 amMAD - SFO
1 stop14h 45mDelta
Thu 10/211:05 amSFO - MAD
2 stops19h 30mDelta
Deal found 4/27$551
This Mytrip deal was found by Cheapflights users on 4/28. 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 5/55:55 amMAD - SFO
1 stop16h 20mITA Airways
Mon 5/123:15 pmSFO - MAD
1 stop16h 55mITA Airways
Deal found 4/28$552
This Iberia deal was found by Cheapflights users on 4/27. 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 5/1512:35 pmMAD - SFO
Nonstop12h 35mIberia
Thu 5/297:21 amSFO - MAD
1 stop17h 44mIberia
Deal found 4/27$557
This Finnair deal was found by Cheapflights users on 4/28. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/151:00 pmMAD - SFO
1 stop17h 00mFinnair
Thu 5/295:45 pmSFO - MAD
Nonstop11h 25mFinnair
Deal found 4/28$563
This Virgin Atlantic deal was found by Cheapflights users on 4/27. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/610:05 amMAD - SFO
2 stops24h 13mVirgin Atlantic
Mon 10/138:00 pmSFO - MAD
2 stops26h 50mVirgin Atlantic
Deal found 4/27$569
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Thu 5/1512:45 pmMAD - SFO
1 stop31h 50mUnited Airlines
Wed 6/112:25 pmSFO - MAD
2 stops31h 15mUnited Airlines
Deal found 4/28$580
This Gotogate deal was found by Cheapflights users on 4/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1512:45 pmMAD - SFO
2 stops35h 50mAir Canada
Thu 5/294:35 pmSFO - MAD
2 stops29h 05mAir Canada
Deal found 4/27$581
This Booking.com deal was found by Cheapflights users on 4/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1510:30 amMAD - SFO
1 stop15h 45mBritish Airways
Thu 5/294:20 pmSFO - MAD
1 stop15h 00mBritish Airways
Deal found 4/27$585
This Flighttix deal was found by Cheapflights users on 4/27. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1511:15 amMAD - SFO
1 stop16h 51mMultiple Airlines
Thu 5/292:20 pmSFO - MAD
1 stop19h 25mMultiple Airlines
Deal found 4/27$593
This SWISS deal was found by Cheapflights users on 4/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/287:35 pmMAD - SFO
1 stop29h 35mSWISS
Wed 6/47:30 pmSFO - MAD
1 stop28h 50mSWISS
Deal found 4/28$617

Cheapflights Fare Finder

Customize your flight search to find flights from Madrid 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 April 29, 2025.
Use the filters below to find and compare flights from Madrid to San Francisco that are best for you.

Fly from

Madrid

Fly to

San Francisco

Route

Depart

Return

Price

MadridSan Francisco

MAD - SFO

MADSFO

Madrid Barajas

Mon 9/1

1:30 pm-4:45 pm

2 stops36h 15m

San Francisco

Tue 9/9

6:45 pm-10:15 am

2 stops30h 30m

$537

MadridSan Francisco

MAD - SFO

MADSFO

Madrid Barajas

Sun 10/5

1:05 pm-11:45 am

1 stop31h 40m

San Francisco

Mon 10/13

1:45 pm-9:35 am

1 stop34h 50m

$539

MadridSan Francisco

MAD - SFO

MADSFO

Madrid Barajas

Thu 9/18

6:00 am-11:45 am

1 stop14h 45m

San Francisco

Thu 10/2

11:05 am-3:35 pm

2 stops19h 30m

$551

MadridSan Francisco

MAD - SFO

MADSFO

Madrid Barajas

Thu 5/15

12:35 pm-4:10 pm

Nonstop12h 35m

San Francisco

Thu 5/29

7:21 am-10:05 am

1 stop17h 44m

$557

MadridSan Francisco

MAD - SFO

MADSFO

Madrid Barajas

Sat 5/10

5:55 am-1:15 pm

1 stop16h 20m

San Francisco

Sat 5/17

3:15 pm-5:10 pm

1 stop16h 55m

$559

MadridSan Francisco

MAD - SFO

MADSFO

Madrid Barajas

Thu 5/15

1:00 pm-9:00 pm

1 stop17h 00m

San Francisco

Thu 5/29

5:45 pm-2:10 pm

Nonstop11h 25m

$563

MadridSan Francisco

MAD - SFO

MADSFO

Madrid Barajas

Mon 10/6

10:05 am-1:18 am

2 stops24h 13m

San Francisco

Mon 10/13

8:00 pm-7:50 am

2 stops26h 50m

$569

MadridSan Francisco

MAD - SFO

MADSFO

Madrid Barajas

Thu 5/15

12:45 pm-11:35 am

1 stop31h 50m

San Francisco

Wed 6/11

2:25 pm-6:40 am

2 stops31h 15m

$580

MadridSan Francisco

MAD - SFO

MADSFO

Madrid Barajas

Thu 5/15

12:45 pm-3:35 pm

2 stops35h 50m

San Francisco

Thu 5/29

4:35 pm-6:40 am

2 stops29h 05m

$581

MadridSan Francisco

MAD - SFO

MADSFO

Madrid Barajas

Thu 5/15

10:30 am-5:15 pm

1 stop15h 45m

San Francisco

Thu 5/29

4:20 pm-4:20 pm

1 stop15h 00m

$585

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 27 results
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Compare providers for flights from Madrid to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Madrid to San Francisco in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
Thrive TravelPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Madrid-San Francisco flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Madrid-San Francisco flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Madrid-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Madrid-San Francisco flights, Cheapflights users trust AranGrant the most. AranGrant 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 Madrid-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 Madrid to San Francisco

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

How far ahead should I book a flight from Madrid to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Madrid to San Francisco. Price data was last updated on April 25, 2025.

The price you pay for your flight from Madrid to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Madrid to San Francisco (average of $276). Flying from Madrid to San Francisco in June is currently the most expensive (average of $393). 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 MAD to SFO?

Find hourly flight availability from Madrid to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Madrid to San Francisco in the evening. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight at noon.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated April 29, 2025.
Get a feel of what it's like to fly with Delta, Alaska Airlines and KLM from Madrid to San Francisco by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Alaska Airlines
8.0
Very good
9,961 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,587 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What are the cheapest airlines flying from Madrid to San Francisco round-trip?

    Our cheapest airline available from Madrid to San Francisco is TAP AIR PORTUGAL. Our recent data shows that you can find tickets from as low as $537 on this airline. Additional options worth looking into are KLM and Delta, starting at $539 and $551 round-trip. TAP AIR PORTUGAL is currently priced 19% below the average price you’ll pay for this route.

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

    $450 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on Vueling and Aer Lingus, with prices starting from $453 and $458, respectively.

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

    While on average a flight from Madrid to San Francisco is generally $1,280, our data shows the cheapest flight currently is $590. When looking at the most popular route, (Madrid Barajas - San Francisco), you can expect to pay $464 for that flight.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Madrid to San Francisco (average of $276). Flying from Madrid to San Francisco in June is currently the most expensive (average of $393). 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 Madrid?

Book flights to Madrid if you plan to visit one of these locations
Roseville
Mountain View
Santa Cruz
Turlock
Livermore
South San Francisco
Fairfield
Manteca
Richmond
Watsonville
Hollister
Milpitas
Antioch
Sausalito
Vallejo
Newark
Hayward
Alameda
Sunnyvale
Campbell

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Madrid to San Francisco

Discover the top 10 airlines that operate flights from Madrid to San Francisco. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$410Average$715FlexibilityNo cancel feeOn-time79%
Air FranceCheapest$411Average$990FlexibilityNo cancel feeOn-time77%
KLMCheapest$423Average$799FlexibilityNo cancel feeOn-time75%
TAP AIR PORTUGALCheapest$438Average$677FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$439Average$670FlexibilityNo cancel feeOn-time76%
IberiaCheapest$448Average$761FlexibilityNo cancel feeOn-time77%
DeltaCheapest$459Average$620FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$480Average$676FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$486Average$769FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$511Average$823FlexibilityNo cancel feeOn-time71%

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