Cheapest return flights from Montreal to Santiago in September from $477

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

02 Sep - 26 Sep Arajet
02 Sep - 15 Sep Delta
11 Sep - 18 Sep LATAM Airlines Group
10 Sep - 17 Sep LATAM Airlines Group
14 Sep - 21 Sep LATAM Airlines Group
16 Sep - 23 Sep LATAM Airlines Group
30 Sep - 07 Oct LATAM Airlines Group
09 Sep - 16 Sep LATAM Airlines Group
15 Sep - 22 Sep Copa
29 Sep - 06 Oct LATAM Airlines Group
01 Sep - 08 Sep LATAM Airlines Group
18 Sep - 25 Sep LATAM Airlines Group
25 Sep - 02 Oct LATAM Airlines Group
28 Sep - 05 Oct LATAM Airlines Group
26 Sep - 03 Oct Copa
27 Sep - 04 Oct LATAM Airlines Group

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

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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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