Seattle / Tacoma (SEA) to Reykjavik (Keflavik) (KEF) flight deal in economy from $519

Wednesday, June 17th, 2026

9 round-trip options

Returning
Mon, Jun 22, 20265 Day Trip
$3,159 USD
Returning
Tue, Jun 23, 20266 Day Trip
$2,732 USD
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Wed, Jun 24, 20267 Day Trip
$2,637 USD
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Thu, Jun 25, 20268 Day Trip
$2,702 USD
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Fri, Jun 26, 20269 Day Trip
$2,732 USD
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Sat, Jun 27, 202610 Day Trip
$7,114 USD
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Mon, Jun 29, 202612 Day Trip
$2,732 USD
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Tue, Jun 30, 202613 Day Trip
$3,276 USD
Returning
Wed, Jul 1, 202614 Day Trip
$2,577 USD