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

Return flights

10 Sep - 24 Sep	WestJet
11 Sep - 15 Sep	Air Transat
29 Sep - 08 Oct	WestJet
14 Sep - 20 Sep	Air Transat
10 Sep - 19 Sep	WestJet
12 Sep - 19 Sep	Air Transat
15 Sep - 25 Sep	Air Transat
07 Sep - 09 Sep	Air Transat
16 Sep - 24 Sep	Porter Airlines (Canada) Ltd
22 Sep - 24 Sep	WestJet
11 Sep - 20 Sep	Air Transat
19 Sep - 05 Oct	Air Transat
16 Sep - 16 Oct	WestJet
26 Sep - 03 Oct	Air Transat
28 Sep - 10 Oct	TAP
29 Sep - 14 Oct	Air Transat
30 Sep - 04 Oct	Icelandair
30 Sep - 07 Oct	Porter Airlines (Canada) Ltd
20 Sep - 05 Oct	Air Canada
26 Sep - 13 Oct	Air Transat

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 413€

Return flights