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

Return flights

16 Feb - 25 Feb	TAP
17 Feb - 25 Feb	TAP
15 Feb - 02 Mar	TAP
22 Feb - 03 Mar	TAP
23 Feb - 27 Feb	Icelandair
24 Feb - 28 Feb	Icelandair
24 Feb - 10 Mar	Icelandair
23 Feb - 28 Feb	Icelandair
24 Feb - 02 Mar	TAP
24 Feb - 04 Mar	TAP
18 Feb - 02 Mar	TAP
18 Feb - 25 Feb	TAP
17 Feb - 23 Feb	TAP
16 Feb - 23 Feb	TAP
17 Feb - 24 Feb	TAP
09 Feb - 20 Feb	Air Canada
23 Feb - 01 Mar	Scandinavian Airlines
28 Feb - 07 Mar	SWISS
19 Feb - 03 Mar	Turkish Airlines
28 Feb - 03 Mar	Turkish Airlines

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

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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from Washington to London in February from 381€

Return flights