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

Return flights

29 Sep - 06 Oct	British Airways
23 Sep - 07 Oct	British Airways
22 Sep - 26 Sep	Delta
27 Sep - 06 Oct	Delta
23 Sep - 02 Oct	Delta
23 Sep - 03 Oct	Air France
22 Sep - 01 Oct	Air France
27 Sep - 07 Oct	Delta
22 Sep - 07 Oct	Delta
27 Sep - 05 Oct	Delta
29 Sep - 08 Oct	Air France
18 Sep - 23 Sep	Air Transat
22 Sep - 30 Sep	Air Transat
20 Sep - 30 Sep	Air Transat
21 Sep - 30 Sep	Air Transat
18 Sep - 30 Sep	Air Transat
25 Sep - 30 Sep	Air Transat
21 Sep - 23 Sep	Porter Airlines (Canada) Ltd	direct
18 Sep - 24 Sep	Delta
20 Sep - 29 Sep	Air Transat

Also check the deals for one-way flights from Toronto to Rome 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 Toronto to Rome in September from 477€

Return flights