Cheapest return flights from New York to Oslo in September from $404

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

Return flights

18 Sep - 25 Sep Icelandair
08 Sep - 11 Sep Scandinavian Airlines
17 Sep - 24 Sep Finnair
16 Sep - 14 Oct Finnair
07 Sep - 11 Sep Scandinavian Airlines
29 Sep - 06 Oct Icelandair
01 Sep - 22 Sep Scandinavian Airlines
23 Sep - 21 Oct Icelandair
15 Sep - 22 Sep Scandinavian Airlines direct
26 Sep - 28 Sep Scandinavian Airlines
11 Sep - 18 Sep SWISS
10 Sep - 24 Sep SWISS
28 Sep - 05 Oct Scandinavian Airlines
14 Sep - 21 Sep Scandinavian Airlines
29 Sep - 06 Oct Scandinavian Airlines direct
10 Sep - 04 Oct Scandinavian Airlines
23 Sep - 21 Oct Scandinavian Airlines direct
29 Sep - 25 Oct Icelandair
28 Sep - 05 Oct Scandinavian Airlines direct
30 Sep - 25 Oct SWISS

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

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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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