AirHint found the following cheapest return flights from Oslo (OSL) to New York (JFK) in December 2025 (see full year).

Return flights

05 Dec - 11 Dec	Finnair
12 Dec - 14 Dec	Icelandair
02 Dec - 09 Dec	KLM
04 Dec - 11 Dec	SWISS
02 Dec - 07 Dec	KLM
23 Dec - 31 Dec	TAP
06 Dec - 13 Dec	KLM
27 Dec - 08 Jan	Brussels Airlines
01 Dec - 31 Dec	TAP
24 Dec - 01 Jan	Lufthansa
01 Dec - 08 Dec	SWISS
05 Dec - 12 Dec	Scandinavian Airlines
22 Dec - 06 Jan	Lufthansa
31 Dec - 07 Jan	Scandinavian Airlines
21 Dec - 05 Jan	Brussels Airlines
26 Dec - 02 Jan	SWISS
30 Dec - 06 Jan	KLM
29 Dec - 05 Jan	KLM
28 Dec - 04 Jan	KLM
27 Dec - 03 Jan	KLM

Also check the deals for one-way flights from Oslo 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 Oslo to New York in December from $453

Return flights