AirHint found the following cheapest return flights from Monterrey (MTY) to Santiago (SCL) in October 2026 (see full year).
Return flights
| 14 Oct - 19 Oct | Avianca | ||
| 20 Oct - 24 Oct | Copa | ||
| 15 Oct - 18 Oct | Copa | ||
| 13 Oct - 23 Oct | Copa |
Also check the deals for one-way flights from Monterrey to Santiago in October.
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