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

Return flights

13 Nov - 17 Nov	jetBlue
09 Nov - 17 Nov	Air Canada
17 Nov - 20 Nov	Air Canada
11 Nov - 18 Nov	jetBlue
12 Nov - 18 Nov	jetBlue
14 Nov - 18 Nov	jetBlue
05 Nov - 17 Nov	jetBlue
16 Nov - 19 Nov	jetBlue
03 Nov - 10 Nov	jetBlue
10 Nov - 06 Dec	jetBlue
05 Nov - 19 Nov	jetBlue
24 Nov - 05 Dec	jetBlue
15 Nov - 06 Dec	Icelandair
20 Nov - 06 Dec	Icelandair
21 Nov - 03 Dec	Icelandair
29 Nov - 03 Dec	Icelandair

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 $506

Return flights