AirHint found the following cheapest return flights from Monterrey (MTY) to Guatemala City (GUA) in December 2025 (see full year).
Return flights
| 02 Dec - 09 Dec | Copa | ||
| 05 Dec - 10 Dec | Viva | ||
| 19 Dec - 22 Dec | Aeromexico |
Also check the deals for one-way flights from Monterrey to Guatemala City in December.
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