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

Return flights

25 Sep - 13 Oct	Icelandair
25 Sep - 13 Oct	Air Canada	direct
29 Sep - 13 Oct	Vueling Airlines
22 Sep - 05 Oct	Air Canada
21 Sep - 12 Oct	Air Canada
19 Sep - 22 Sep	Air Transat
19 Sep - 24 Sep	Air Transat
19 Sep - 02 Oct	Air Transat
23 Sep - 29 Sep	KLM
20 Sep - 27 Sep	KLM
19 Sep - 05 Oct	Air Canada
26 Sep - 01 Oct	Air Transat
26 Sep - 06 Oct	Air Transat
25 Sep - 09 Oct	Air Transat
19 Sep - 22 Sep	Air Transat	direct
19 Sep - 24 Sep	Air Transat	direct
23 Sep - 29 Sep	Air Transat	direct
26 Sep - 30 Sep	Air Transat
19 Sep - 21 Sep	KLM
20 Sep - 29 Sep	KLM

Also check the deals for one-way flights from Rome 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 Rome to Toronto in September from $527

Return flights