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

Return flights

18 Dec - 08 Jan	WestJet
18 Dec - 06 Jan	WestJet
23 Dec - 08 Jan	WestJet
22 Dec - 05 Jan	WestJet
20 Dec - 07 Jan	WestJet
20 Dec - 12 Jan	WestJet
24 Dec - 08 Jan	WestJet
22 Dec - 07 Jan	WestJet
22 Dec - 08 Jan	WestJet
22 Dec - 06 Jan	WestJet
03 Dec - 15 Dec	WestJet
04 Dec - 10 Dec	WestJet
02 Dec - 09 Dec	WestJet
02 Dec - 08 Dec	Flair Airlines	direct
06 Dec - 08 Dec	WestJet
23 Dec - 31 Dec	WestJet
20 Dec - 31 Dec	WestJet	direct
09 Dec - 12 Dec	WestJet
05 Dec - 12 Dec	WestJet
22 Dec - 29 Dec	Porter Airlines (Canada) Ltd

Also check the deals for one-way flights from Cancun to Toronto 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.

Book a cheap hotel in Toronto

Cheap car rent in Toronto

Cheapest return flights from Cancun to Toronto in December from $247

Return flights