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

Return flights

23 Sep - 30 Sep	Icelandair
18 Sep - 26 Sep	Icelandair
15 Sep - 22 Sep	Icelandair
24 Sep - 02 Oct	Icelandair
14 Sep - 06 Oct	Icelandair
10 Sep - 11 Oct	Icelandair
16 Sep - 23 Sep	Icelandair
14 Sep - 22 Sep	Icelandair
23 Sep - 23 Oct	Icelandair
28 Sep - 04 Oct	Icelandair
25 Sep - 02 Oct	Icelandair
11 Sep - 15 Sep	Icelandair
10 Sep - 05 Oct	Icelandair
28 Sep - 05 Oct	Icelandair
25 Sep - 05 Oct	Icelandair
29 Sep - 05 Oct	Icelandair
16 Sep - 24 Sep	Icelandair
10 Sep - 19 Sep	Icelandair
10 Sep - 15 Sep	Icelandair
02 Sep - 15 Sep	Icelandair

Also check the deals for one-way flights from Toronto to Paris 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 Paris in September from $467

Return flights