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

Return flights

02 Dec - 09 Dec	Air Canada
31 Dec - 31 Jan	Porter Airlines (Canada) Ltd
10 Dec - 27 Dec	WestJet
25 Dec - 20 Jan	Flair Airlines
28 Dec - 20 Jan	WestJet
28 Dec - 18 Jan	WestJet
28 Dec - 15 Jan	WestJet
05 Dec - 12 Dec	WestJet
09 Dec - 16 Dec	Porter Airlines (Canada) Ltd
01 Dec - 24 Jan	Cathay Pacific
10 Dec - 17 Dec	Japan Airlines
10 Dec - 18 Jan	WestJet
07 Dec - 14 Dec	Japan Airlines
07 Dec - 14 Dec	China Southern	direct
10 Dec - 27 Dec	China Southern	direct
01 Dec - 31 Jan	China Southern
12 Dec - 25 Dec	WestJet
10 Dec - 25 Dec	China Southern	direct
25 Dec - 18 Jan	WestJet
05 Dec - 10 Jan	WestJet

Also check the deals for one-way flights from Toronto to Guangzhou in December.

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 Guangzhou in December from 961€

Return flights