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

Return flights

18 Sep - 22 Sep	TAP
06 Sep - 06 Oct	Air Canada
10 Sep - 23 Sep	Air Transat
15 Sep - 29 Sep	TAP
11 Sep - 15 Sep	Air Canada
05 Sep - 21 Sep	Air Canada
19 Sep - 24 Sep	Air Canada
19 Sep - 04 Oct	Air Canada
24 Sep - 28 Sep	Air Transat
24 Sep - 29 Sep	Air Transat
15 Sep - 25 Sep	Air Transat
14 Sep - 27 Sep	Air Transat
24 Sep - 16 Oct	Air Transat
24 Sep - 01 Oct	Air Transat
16 Sep - 07 Oct	Air Transat	direct
26 Sep - 02 Oct	TAP
25 Sep - 02 Oct	Lufthansa
25 Sep - 03 Oct	Lufthansa
18 Sep - 01 Oct	Lufthansa
24 Sep - 08 Oct	Lufthansa

Also check the deals for one-way flights from Paris 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 Paris to Toronto in September from 350€

Return flights