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

Return flights

09 Sep - 20 Sep	Icelandair
26 Sep - 29 Sep	Icelandair
19 Sep - 22 Sep	Icelandair
19 Sep - 21 Sep	Icelandair
18 Sep - 21 Sep	Icelandair
13 Sep - 23 Sep	Icelandair
12 Sep - 23 Sep	Icelandair
09 Sep - 16 Sep	Icelandair
18 Sep - 23 Sep	Icelandair
09 Sep - 23 Sep	Icelandair
10 Sep - 05 Oct	KLM
09 Sep - 05 Oct	KLM
11 Sep - 05 Oct	KLM
12 Sep - 05 Oct	KLM
07 Sep - 05 Oct	Air France
13 Sep - 05 Oct	KLM
06 Sep - 01 Oct	Icelandair
30 Sep - 05 Oct	Air France
08 Sep - 05 Oct	Norwegian Air Sweden AOC
14 Sep - 05 Oct	Scandinavian Airlines

Also check the deals for one-way flights from Stockholm to Toronto 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 Toronto in September from $402

Return flights