Seattle / Tacoma (SEA) to Madrid (MAD) cheap flight deal from $585 USD in economy class

AAAmerican Airlines

AYFinnair

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

MAD

Madrid-Barajas Airport

Madrid, Spain

$825 USD

-29%$585 USD

Verified Sep 20, 2025 at 5:33 PM

October 2025

Today

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29$637 30$637 1$637 2$687 3$687 4$682 5$682 6$687 7$637 8$637 9$737 10$687 11$587 12$587 13$587 14$587 15$587 16$637 17$662 18$662 19$607 20$626 21$610 22$587 23$637 24$637 25$587 26$587 27$587 28$587 29$587 30$637 31$637 1 2

Fair Availability

33% of dates checked are available within 10% of the lowest price

Friday, October 17th, 2025

10 round-trip options

Returning

Wed, Oct 22, 2025•5 Day Trip

$676 USD

Google Flights

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Thu, Oct 23, 2025•6 Day Trip

$662 USD

Google Flights

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Fri, Oct 24, 2025•7 Day Trip

$701 USD

Google Flights

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Sat, Oct 25, 2025•8 Day Trip

$787 USD

Google Flights

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Sun, Oct 26, 2025•9 Day Trip

$1,007 USD

Google Flights

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Mon, Oct 27, 2025•10 Day Trip

$895 USD

Google Flights

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Tue, Oct 28, 2025•11 Day Trip

$822 USD

Google Flights

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Wed, Oct 29, 2025•12 Day Trip

$822 USD

Google Flights

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Thu, Oct 30, 2025•13 Day Trip

$822 USD

Google Flights

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Fri, Oct 31, 2025•14 Day Trip

$712 USD

Google Flights