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

Return flights

01 Dec - 08 Dec	Air Canada
08 Dec - 12 Dec	SWISS
09 Dec - 12 Dec	SWISS
09 Dec - 19 Dec	SWISS
24 Dec - 01 Jan	Scandinavian Airlines
25 Dec - 01 Jan	Scandinavian Airlines
10 Dec - 13 Dec	SWISS
04 Dec - 11 Dec	Scandinavian Airlines
09 Dec - 16 Dec	Icelandair
17 Dec - 24 Dec	Icelandair
31 Dec - 04 Jan	Lufthansa
16 Dec - 23 Dec	Finnair
27 Dec - 04 Jan	Brussels Airlines
28 Dec - 01 Jan	Icelandair
28 Dec - 02 Jan	Icelandair
14 Dec - 21 Dec	Scandinavian Airlines
27 Dec - 01 Jan	Icelandair
26 Dec - 11 Jan	Finnair
22 Dec - 02 Jan	Icelandair
25 Dec - 02 Jan	Icelandair

Also check the deals for one-way flights from New York to Oslo 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 New York to Oslo in December from $386

Return flights