AirHint found the following cheapest return flights from Montreal (YUL) to Guatemala City (GUA) in December 2025 (see full year).

Return flights

06 Dec - 14 Dec	Air Canada
09 Dec - 21 Dec	Air Canada
09 Dec - 16 Dec	Porter Airlines (Canada) Ltd
06 Dec - 13 Dec	Porter Airlines (Canada) Ltd
05 Dec - 12 Dec	Porter Airlines (Canada) Ltd
04 Dec - 07 Dec	Porter Airlines (Canada) Ltd
09 Dec - 22 Dec	Porter Airlines (Canada) Ltd
08 Dec - 15 Dec	Porter Airlines (Canada) Ltd
06 Dec - 07 Dec	Air Canada
03 Dec - 24 Dec	Air Transat
23 Dec - 13 Jan	Avianca
25 Dec - 01 Jan	Avianca
23 Dec - 12 Jan	Avianca
17 Dec - 13 Jan	Avianca
17 Dec - 15 Jan	Delta
25 Dec - 18 Jan	Air Canada
31 Dec - 07 Jan	Avianca
28 Dec - 12 Jan	Avianca
23 Dec - 14 Jan	Avianca
30 Dec - 07 Jan	Delta

Also check the deals for one-way flights from Montreal to Guatemala City 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 Montreal to Guatemala City in December from $411

Return flights