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

Return flights

26 Sep - 02 Oct	Icelandair
04 Sep - 15 Sep	United
18 Sep - 22 Sep	United
23 Sep - 29 Sep	TAP
29 Sep - 06 Oct	United
25 Sep - 28 Sep	TAP
14 Sep - 22 Sep	TAP
28 Sep - 08 Oct	TAP
26 Sep - 30 Sep	United
05 Sep - 10 Sep	United
02 Sep - 07 Sep	Lufthansa
02 Sep - 09 Sep	Lufthansa
11 Sep - 18 Sep	Lufthansa
29 Sep - 03 Oct	Icelandair
22 Sep - 31 Oct	Scandinavian Airlines	direct
26 Sep - 02 Oct	Scandinavian Airlines	direct
17 Sep - 21 Oct	Scandinavian Airlines

Also check the deals for one-way flights from Stockholm to Newark in September.

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 Stockholm to Newark in September from 332€

Return flights