Cheapest return flights from New York to London in December from $483

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

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

Return flights

05 Dec - 08 Dec Icelandair
10 Dec - 18 Dec Icelandair
01 Dec - 08 Dec Icelandair
11 Dec - 15 Dec Icelandair
09 Dec - 16 Dec Icelandair
05 Dec - 08 Dec Finnair direct
03 Dec - 17 Dec Finnair direct
05 Dec - 19 Dec Finnair direct
04 Dec - 18 Dec Finnair direct
04 Dec - 25 Dec Finnair direct
31 Dec - 07 Jan Delta direct
30 Dec - 05 Jan Iberia direct
30 Dec - 04 Jan Iberia direct
19 Dec - 08 Jan Icelandair
29 Dec - 05 Jan Delta direct
24 Dec - 01 Jan Icelandair
23 Dec - 06 Jan Air Canada
28 Dec - 03 Jan TAP
24 Dec - 03 Jan Iberia direct
24 Dec - 01 Jan Iberia direct

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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