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 12 days ago

July 2026

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29 30 1 2 3 4 5 6$510 7$510 8$510 9$510 10$515 11$510 12$510 13$510 14$510 15$510 16$510 17$1,009 18$510 19$510 20$510 21$510 22$510 23$510 24$515 25$515 26$640 27$640 28$645 29$640 30$838 31$838 1$1,015 2$838

Limited Availability

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

Wednesday, July 1st, 2026

0 round-trip options

No flight details available for this date.