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

Return flights

16 Dec - 08 Jan	Icelandair
08 Dec - 11 Dec	Icelandair
18 Dec - 22 Dec	Icelandair
29 Dec - 06 Jan	Icelandair
07 Dec - 27 Dec	Icelandair
18 Dec - 23 Dec	Icelandair
09 Dec - 16 Dec	Icelandair
28 Dec - 04 Jan	Icelandair
29 Dec - 04 Jan	Icelandair
11 Dec - 14 Dec	Icelandair
04 Dec - 07 Dec	Icelandair
07 Dec - 14 Dec	Icelandair
18 Dec - 21 Dec	Icelandair
30 Dec - 06 Jan	Icelandair
30 Dec - 07 Jan	Icelandair
28 Dec - 02 Jan	Icelandair
07 Dec - 11 Dec	Scandinavian Airlines
17 Dec - 02 Jan	Icelandair

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

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 Reykjavik to New York in December from $792

Return flights