Reykjavik (Keflavik) (KEF) to Seattle / Tacoma (SEA) flight deal in economy from $660
KEFKeflavík International Airport
Reykjavik (Keflavik), Iceland
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$710 USD
-7%$660 USD
Verified 13 days agoOctober 2026
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Great Availability
80% of dates checked are available within 10% of the lowest price
Wednesday, October 21st, 2026
5 round-trip options
Returning
Mon, Oct 26, 2026•5 Day Trip
$737 USD
Returning
Tue, Oct 27, 2026•6 Day Trip
$737 USD
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Wed, Oct 28, 2026•7 Day Trip
$737 USD
Returning
Fri, Oct 30, 2026•9 Day Trip
$737 USD
Returning
Wed, Nov 4, 2026•14 Day Trip
$749 USD