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

Wednesday, July 15th, 2026

5 round-trip options

Returning
Wed, Jul 22, 20267 Day Trip
$518 USD
Returning
Sun, Jul 26, 202611 Day Trip
$627 USD
Returning
Mon, Jul 27, 202612 Day Trip
$518 USD
Returning
Tue, Jul 28, 202613 Day Trip
$518 USD
Returning
Wed, Jul 29, 202614 Day Trip
$622 USD