AirHint found the following cheapest return flights from Montreal (YUL) to Santiago (SCL) in October 2026 (see full year).
Return flights
| 01 Oct - 08 Oct | Copa | ||
| 02 Oct - 09 Oct | Avianca | ||
| 03 Oct - 10 Oct | Copa | ||
| 01 Oct - 31 Oct | LATAM Airlines Group |
Also check the deals for one-way flights from Montreal to Santiago in October.
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