Cheapest return EWR–OSL flights, September

AirHint found the following cheapest return flights from Newark (EWR) to Oslo (OSL) in September 2026 (see full year).

Return flights

05 Sep - 09 Sep Icelandair
09 Sep - 16 Sep Scandinavian Airlines direct
02 Sep - 07 Sep Icelandair
07 Sep - 15 Sep Icelandair
14 Sep - 21 Sep Scandinavian Airlines direct
02 Sep - 09 Sep Scandinavian Airlines
07 Sep - 14 Sep Scandinavian Airlines
10 Sep - 17 Sep Scandinavian Airlines direct
13 Sep - 20 Sep Scandinavian Airlines
06 Sep - 13 Sep Scandinavian Airlines
24 Sep - 01 Oct Scandinavian Airlines
26 Sep - 03 Oct Scandinavian Airlines
28 Sep - 05 Oct British Airways
25 Sep - 02 Oct British Airways

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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