MAD to SFO from $523 in economy – flightdeals.net

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Finnair

Round Trip•Economy

Madrid-Barajas Airport

San Francisco International Airport

San Francisco, United States

$947 USD

-45%$523 USD

Verified 13 days ago

October 2026

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

Monday, October 5th, 2026

3 round-trip options

Returning

Wed, Oct 14, 2026•9 Day Trip

$615 USD

Returning

Thu, Oct 15, 2026•10 Day Trip

$699 USD

Returning

Sat, Oct 17, 2026•12 Day Trip

$632 USD