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

Return flights

25 Dec - 02 Jan	Air Transat
23 Dec - 30 Dec	WestJet
23 Dec - 29 Dec	WestJet
23 Dec - 26 Dec	WestJet
24 Dec - 31 Dec	WestJet
19 Dec - 26 Dec	WestJet
26 Dec - 02 Jan	Flair Airlines
23 Dec - 26 Dec	Air Canada	direct
22 Dec - 29 Dec	Delta
25 Dec - 02 Jan	Air Canada	direct
22 Dec - 29 Dec	Flair Airlines	direct

Also check the deals for one-way flights from Toronto to Guadalajara 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 Guadalajara in December from 504€

Return flights