Cheapest return flights from Montreal to Santiago in September from $578

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 September 2025 (see full year).

Return flights

24 Sep - 01 Oct Copa
17 Sep - 24 Sep Copa
10 Sep - 17 Sep Copa
26 Sep - 03 Oct Avianca
14 Sep - 21 Sep Avianca
15 Sep - 22 Sep Avianca
23 Sep - 30 Sep Copa
22 Sep - 29 Sep Copa
16 Sep - 23 Sep Copa
01 Sep - 08 Sep LATAM Airlines Group
03 Sep - 10 Sep LATAM Airlines Group
05 Sep - 12 Sep LATAM Airlines Group
25 Sep - 02 Oct LATAM Airlines Group
27 Sep - 04 Oct LATAM Airlines Group
29 Sep - 06 Oct LATAM Airlines Group
28 Sep - 05 Oct LATAM Airlines Group

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

Skyscanner

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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