Cheapest return flights from Montreal to Santiago in October from $505

Best time to book flights for Montreal (YUL) to Santiago (SCL) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to Santiago (SCL) in October 2025 (see full year).

Return flights

06 Oct - 13 Oct Avianca
24 Oct - 31 Oct Avianca
17 Oct - 24 Oct Avianca
27 Oct - 03 Nov Avianca
20 Oct - 27 Oct Avianca
10 Oct - 17 Oct Avianca
30 Oct - 06 Nov Copa
27 Oct - 09 Nov Copa
02 Oct - 09 Oct LATAM Airlines Group
08 Oct - 15 Oct LATAM Airlines Group
14 Oct - 21 Oct LATAM Airlines Group
16 Oct - 23 Oct LATAM Airlines Group
01 Oct - 08 Oct LATAM Airlines Group
26 Oct - 02 Nov LATAM Airlines Group
25 Oct - 01 Nov LATAM Airlines Group
29 Oct - 05 Nov LATAM Airlines Group
31 Oct - 07 Nov LATAM Airlines Group

Also check the deals for one-way flights from Montreal to Santiago in October.

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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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