Cheapest return flights from Seattle to Keflavik in February from 485€

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

Return flights

18 Feb - 25 Feb Lufthansa
15 Feb - 22 Feb Icelandair direct
12 Feb - 19 Feb Lufthansa
09 Feb - 07 Mar Lufthansa
09 Feb - 07 Mar Icelandair direct
16 Feb - 23 Feb Icelandair direct
18 Feb - 25 Feb Icelandair direct
13 Feb - 20 Feb Virgin Atlantic
13 Feb - 20 Feb Icelandair direct
12 Feb - 19 Feb Icelandair direct
16 Feb - 18 Feb Icelandair direct

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

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