Cheapest return flights from New York to London in December from $628

Best time to book flights for New York (LGA) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from New York (LGA) to London (LHR) in December 2025 (see full year).

Return flights

03 Dec - 07 Dec Air Canada
05 Dec - 07 Dec Air Canada
29 Dec - 10 Jan United
28 Dec - 15 Jan Air Canada
09 Dec - 29 Dec Air Canada
28 Dec - 10 Jan United
28 Dec - 09 Jan United
28 Dec - 08 Jan United
23 Dec - 30 Dec Air Canada
28 Dec - 07 Jan United
27 Dec - 07 Jan United
23 Dec - 07 Jan Air Canada
15 Dec - 31 Dec United
27 Dec - 06 Jan United
24 Dec - 01 Jan United
03 Dec - 06 Dec Air Canada
21 Dec - 31 Dec British Airways
17 Dec - 24 Dec United
18 Dec - 30 Dec Air Canada
20 Dec - 29 Dec United

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

Skyscanner

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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