Reykjavik (Keflavik) (KEF) to Seattle / Tacoma (SEA) flight deal in business from $1,375

Alaska Airlines, Inc.ASAlaska Airlines, Inc.
Round Trip•Business Class
IcelandKEF

Keflavík International Airport

Reykjavik (Keflavik), Iceland
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
$4,565 USD
-70%$1,375 USD
Verified about 15 hours ago
Extremely Rare Availability
1% of dates checked are available within 10% of the lowest price

Thursday, June 4th, 2026

4 round-trip options

Returning
Mon, Jun 15, 2026•11 Day Trip
$6,900 USD
Google Flights
Returning
Tue, Jun 16, 2026•12 Day Trip
$6,900 USD
Google Flights
Returning
Wed, Jun 17, 2026•13 Day Trip
$6,900 USD
Google Flights
Returning
Thu, Jun 18, 2026•14 Day Trip
$5,196 USD
Google Flights