MAD to SFO from $523 in economy

AYFinnair

Round Trip•Economy

MAD

Madrid-Barajas Airport

Madrid, Spain

SFO

San Francisco International Airport

San Francisco, United States

$947 USD

-45%$523 USD

Verified 13 days ago

October 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28$615 29$529 30$529 1$529 2$546 3 4$804 5$615 6$666 7$529 8$666 9$804 10$683 11$683 12$855 13$786 14$529 15$529 16$546 17$683 18$701 19$529 20$529 21$529 22$529 23$546 24$546 25$701 26$666 27$529 28$666 29$941 30$632 31 1$804

Limited Availability

10% of dates checked are available within 10% of the lowest price

Sunday, October 4th, 2026

8 round-trip options

Returning

Fri, Oct 9, 2026•5 Day Trip

$1,558 USD

Google Flights

Returning

Sat, Oct 10, 2026•6 Day Trip

$1,078 USD

Google Flights

Returning

Mon, Oct 12, 2026•8 Day Trip

$975 USD

Google Flights

Returning

Tue, Oct 13, 2026•9 Day Trip

$804 USD

Google Flights

Returning

Wed, Oct 14, 2026•10 Day Trip

$804 USD

Google Flights

Returning

Fri, Oct 16, 2026•12 Day Trip

$821 USD

Google Flights

Returning

Sat, Oct 17, 2026•13 Day Trip

$992 USD

Google Flights

Returning

Sun, Oct 18, 2026•14 Day Trip

$992 USD

Google Flights

Madrid (MAD) to San Francisco (SFO) flight deal in economy from $523

Madrid-Barajas Airport

San Francisco International Airport

October 2026

Sunday, October 4th, 2026