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

Return flights

16 Oct - 08 Nov	Lufthansa
20 Oct - 15 Nov	Lufthansa
25 Oct - 15 Nov	Lufthansa
17 Oct - 08 Nov	Austrian Airlines
26 Oct - 15 Nov	Austrian Airlines
24 Oct - 15 Nov	SWISS
19 Oct - 08 Nov	Brussels Airlines
20 Oct - 24 Oct	Lufthansa
18 Oct - 08 Nov	Lufthansa
16 Oct - 22 Oct	Lufthansa
16 Oct - 23 Oct	Lufthansa
22 Oct - 15 Nov	SWISS
23 Oct - 15 Nov	SWISS
19 Oct - 22 Oct	Brussels Airlines
22 Oct - 29 Oct	Delta
17 Oct - 23 Oct	SWISS
17 Oct - 24 Oct	SWISS
21 Oct - 28 Oct	United
16 Oct - 20 Oct	Brussels Airlines
18 Oct - 20 Oct	Brussels Airlines

Also check the deals for one-way flights from New York to Oslo in October.

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 October from 332€

Return flights