Seattle / Tacoma (SEA) to Reykjavik (Keflavik) (KEF) flight deal in economy from $518

Air FranceAFAir FranceDelta Air LinesDLDelta Air LinesKLMKLKLM
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
IcelandKEF

Keflavík International Airport

Reykjavik (Keflavik), Iceland
$778 USD
-33%$518 USD
Verified about 20 hours ago
Limited Availability
12% of dates checked are available within 10% of the lowest price

Monday, August 17th, 2026

5 round-trip options

Returning
Tue, Aug 25, 2026•8 Day Trip
$627 USD
Google Flights
Returning
Wed, Aug 26, 2026•9 Day Trip
$677 USD
Google Flights
Returning
Thu, Aug 27, 2026•10 Day Trip
$627 USD
Google Flights
Returning
Fri, Aug 28, 2026•11 Day Trip
$627 USD
Google Flights
Returning
Sun, Aug 30, 2026•13 Day Trip
$1,008 USD
Google Flights