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

Return flights

27 Sep - 08 Oct	Cathay Pacific
27 Sep - 06 Oct	Cathay Pacific
06 Sep - 22 Sep	Japan Airlines
20 Sep - 29 Sep	Emirates
30 Sep - 17 Oct	Emirates
11 Sep - 21 Sep	Korean Air
07 Sep - 23 Sep	Korean Air
28 Sep - 09 Oct	ANA

Also check the deals for one-way flights from Guangzhou 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 Guangzhou to Toronto in September from 1015€

Return flights