Cheapest return flights from Washington to London in December from $629

Best time to book flights for Washington (DCA) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Washington (DCA) to London (LHR) in December 2024 (see full year).

Return flights

29 Dec - 13 Jan jetBlue
29 Dec - 11 Jan jetBlue
30 Dec - 15 Jan jetBlue
28 Dec - 15 Jan jetBlue
31 Dec - 24 Jan British Airways
30 Dec - 10 Jan British Airways
30 Dec - 23 Jan jetBlue
30 Dec - 09 Jan Air Canada
31 Dec - 09 Jan Air Canada
31 Dec - 10 Jan British Airways
24 Dec - 28 Dec jetBlue
24 Dec - 30 Dec Iberia
26 Dec - 30 Dec Air Canada
26 Dec - 29 Dec Air Canada
23 Dec - 29 Dec British Airways
24 Dec - 26 Dec jetBlue
23 Dec - 30 Dec British Airways
24 Dec - 31 Dec Delta
23 Dec - 31 Dec British Airways
27 Dec - 31 Dec British Airways

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

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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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