Cheapest return flights from Seattle to London in February from 440€

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

Return flights

09 Feb - 18 Feb Air France
04 Feb - 11 Feb British Airways direct
24 Feb - 03 Mar British Airways direct
10 Feb - 17 Feb Delta
09 Feb - 28 Feb Icelandair
01 Feb - 07 Feb Air Canada
02 Feb - 16 Feb Icelandair
02 Feb - 16 Feb British Airways direct
09 Feb - 28 Feb British Airways direct
20 Feb - 12 Mar British Airways direct
13 Feb - 07 Mar British Airways direct
14 Feb - 21 Feb British Airways direct

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