AirHint found the following cheapest one-way flights from Montreal (YUL) to Guatemala City (GUA) in October 2025 (see full year).
One-Way flights
| 29 Oct | Avianca | ||
| 30 Oct | Air Transat | ||
| 26 Oct | Avianca | ||
| 25 Oct | Air Canada | ||
| 28 Oct | Copa |
Also check the deals for return flights from Montreal to Guatemala City in October.
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