Cheapest return flights from Seattle to London in February from $458

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

Return flights

01 Feb - 08 Feb Icelandair
11 Feb - 15 Feb Icelandair
15 Feb - 21 Feb Lufthansa
27 Feb - 08 Mar Icelandair
01 Feb - 07 Feb Lufthansa
28 Feb - 09 Mar Icelandair
14 Feb - 22 Feb Air Canada
04 Feb - 04 Mar Icelandair
15 Feb - 05 Mar Icelandair

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

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