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

Return flights

23 Sep - 30 Sep	Air Canada
08 Sep - 12 Sep	Air Canada
28 Sep - 06 Oct	Air Canada
17 Sep - 24 Sep	Air Canada
09 Sep - 04 Oct	Air Canada
08 Sep - 04 Oct	Air Canada
08 Sep - 17 Sep	Lufthansa
09 Sep - 16 Sep	Air Canada
21 Sep - 28 Sep	Air Canada
08 Sep - 15 Sep	Air Canada
25 Sep - 30 Sep	Lufthansa
25 Sep - 29 Sep	Lufthansa
19 Sep - 22 Sep	Air Canada
30 Sep - 06 Oct	Scandinavian Airlines
14 Sep - 04 Oct	Air Canada
22 Sep - 12 Oct	Scandinavian Airlines
30 Sep - 25 Oct	Air Canada
26 Sep - 12 Oct	Air Canada
19 Sep - 04 Oct	Air Canada
21 Sep - 11 Oct	Air Canada

Also check the deals for one-way flights from New York to Stockholm 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 New York to Stockholm in September from $421

Return flights