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

Return flights

12 Dec - 15 Dec	Flair Airlines	direct
17 Dec - 01 Jan	Flair Airlines	direct
09 Dec - 16 Dec	Flair Airlines	direct
12 Dec - 21 Dec	Flair Airlines
20 Dec - 31 Dec	Flair Airlines	direct
23 Dec - 30 Dec	Flair Airlines
26 Dec - 03 Jan	WestJet	direct
26 Dec - 06 Jan	WestJet	direct
29 Dec - 05 Jan	WestJet	direct
22 Dec - 29 Dec	United
23 Dec - 30 Dec	Air Transat	direct
12 Dec - 21 Dec	Air Transat	direct

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.

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Cheapest return flights from Cancun to Toronto in December from 236€

Return flights