Cheapest return flights from Boston to London in December from $386

Best time to book flights for Boston (BOS) to London (LHR) flights at AirHint

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

Return flights

05 Dec - 10 Dec Iberia
09 Dec - 16 Dec Scandinavian Airlines
02 Dec - 13 Dec Icelandair
08 Dec - 15 Dec Icelandair
13 Dec - 23 Dec Icelandair
04 Dec - 11 Dec Icelandair
01 Dec - 08 Dec Icelandair
24 Dec - 31 Dec Scandinavian Airlines
24 Dec - 30 Dec Scandinavian Airlines
28 Dec - 19 Jan Air Canada
05 Dec - 10 Dec British Airways direct
28 Dec - 19 Jan British Airways direct
23 Dec - 06 Jan Scandinavian Airlines
16 Dec - 03 Jan Fly Play
24 Dec - 02 Jan Icelandair
27 Dec - 01 Jan Air Canada
27 Dec - 06 Jan SWISS
13 Dec - 02 Jan British Airways direct
27 Dec - 01 Jan British Airways direct
20 Dec - 27 Jan American Airlines

Also check the deals for one-way flights from Boston 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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