Cheapest return flights from Seattle to Keflavik in February from 339€

AirHint found the following cheapest return flights from Seattle (SEA) to Keflavik (KEF) in February 2026 (see full year).

Return flights

08 Feb - 15 Feb Icelandair direct
07 Feb - 15 Feb Icelandair direct
18 Feb - 25 Feb Icelandair direct
27 Feb - 06 Mar Icelandair direct
28 Feb - 07 Mar Icelandair direct

Also check the deals for one-way flights from Seattle to Keflavik in February.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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