AirHint found the following cheapest return flights from Washington (DCA) to London (LGW) in November 2025 (see full year).

Return flights

12 Nov - 19 Nov	Air Canada
24 Nov - 03 Dec	Air Canada
10 Nov - 13 Nov	Air Canada
26 Nov - 04 Dec	jetBlue
18 Nov - 19 Nov	jetBlue
19 Nov - 26 Nov	Air Canada
19 Nov - 10 Dec	jetBlue
23 Nov - 03 Dec	Air Canada
27 Nov - 02 Dec	jetBlue
11 Nov - 17 Nov	Air Canada
25 Nov - 02 Dec	jetBlue
18 Nov - 21 Nov	jetBlue
17 Nov - 19 Nov	jetBlue
20 Nov - 23 Nov	jetBlue
24 Nov - 02 Dec	jetBlue
19 Nov - 28 Nov	jetBlue
11 Nov - 06 Dec	Icelandair
23 Nov - 02 Dec	jetBlue
11 Nov - 18 Nov	Icelandair
22 Nov - 02 Dec	jetBlue

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

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 November from $566

Return flights