SEA to KEF from $510 in economy – flightdeals.net

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Air Canada

Round Trip•Economy

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

Keflavík International Airport

Reykjavik (Keflavik), Iceland

$857 USD

-40%$510 USD

Verified 13 days ago

October 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28$757 29$757 30$757 1$757 2$757 3$757 4$762 5$761 6$757 7$762 8$757 9$762 10$757 11$762 12$762 13$757 14$762 15$757 16$762 17$757 18$762 19$766 20$4,160 21 22 23 24 25 26 27 28 29 30 31 1

Limited Availability

11% of dates checked are available within 10% of the lowest price

Tuesday, October 20th, 2026

1 round-trip options

Returning

Mon, Nov 2, 2026•13 Day Trip

$4,160 USD