Cheapest return flights from Newark to Oslo in September from $423

Best time to book flights for Newark (EWR) to Oslo (OSL) flights at AirHint

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

Return flights

01 Sep - 17 Sep Scandinavian Airlines direct
03 Sep - 17 Sep Scandinavian Airlines
01 Sep - 09 Sep Scandinavian Airlines
10 Sep - 01 Oct Scandinavian Airlines
03 Sep - 17 Sep Scandinavian Airlines direct
07 Sep - 17 Sep Scandinavian Airlines direct
17 Sep - 24 Sep Scandinavian Airlines direct
01 Sep - 11 Sep Scandinavian Airlines direct
02 Sep - 16 Sep Scandinavian Airlines
09 Sep - 30 Sep Scandinavian Airlines
03 Sep - 28 Sep Scandinavian Airlines
25 Sep - 13 Oct Scandinavian Airlines
30 Sep - 18 Oct Scandinavian Airlines

Also check the deals for one-way flights from Newark 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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