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

Return flights

04 Feb - 10 Feb	jetBlue
04 Feb - 08 Feb	jetBlue
10 Feb - 18 Feb	jetBlue
18 Feb - 25 Feb	Air Canada
06 Feb - 08 Feb	jetBlue
18 Feb - 23 Feb	jetBlue
10 Feb - 17 Feb	Scandinavian Airlines
09 Feb - 13 Feb	jetBlue
05 Feb - 28 Feb	British Airways
05 Feb - 11 Feb	Icelandair
18 Feb - 14 Mar	Icelandair
16 Feb - 14 Mar	Icelandair
15 Feb - 07 Mar	Icelandair
09 Feb - 07 Mar	Icelandair
28 Feb - 10 Mar	Icelandair
17 Feb - 14 Mar	Icelandair
26 Feb - 21 Mar	Icelandair
28 Feb - 08 Mar	jetBlue
27 Feb - 07 Mar	TAP
14 Feb - 07 Mar	TAP

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.

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Cheapest return flights from Washington to London in February from $531

Return flights