Cheapest return flights from Washington to London in February from $422

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

Return flights

06 Feb - 15 Feb TAP
06 Feb - 08 Feb TAP
06 Feb - 09 Feb TAP
18 Feb - 25 Feb TAP
09 Feb - 16 Feb TAP
11 Feb - 07 Mar Icelandair
01 Feb - 21 Feb Icelandair
06 Feb - 28 Feb Icelandair
08 Feb - 28 Feb Icelandair
27 Feb - 06 Mar Icelandair
15 Feb - 07 Mar Icelandair
10 Feb - 07 Mar Icelandair
13 Feb - 07 Mar Icelandair
11 Feb - 17 Feb Icelandair
01 Feb - 06 Feb Icelandair
28 Feb - 07 Mar Icelandair
28 Feb - 04 Mar Icelandair
28 Feb - 05 Mar Icelandair
27 Feb - 04 Mar Icelandair
28 Feb - 06 Mar Icelandair

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

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