Cheapest return flights from Montreal to Santiago in September from $511

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

Return flights

02 Sep - 05 Sep Delta
03 Sep - 01 Oct Delta
26 Sep - 06 Oct Delta
30 Sep - 07 Oct Delta
24 Sep - 03 Oct Delta
12 Sep - 10 Oct Air Canada
13 Sep - 11 Oct LATAM Airlines Group
12 Sep - 11 Oct Air Canada
11 Sep - 10 Oct Air Canada
02 Sep - 09 Sep LATAM Airlines Group
10 Sep - 17 Sep LATAM Airlines Group
16 Sep - 23 Sep LATAM Airlines Group
18 Sep - 25 Sep LATAM Airlines Group
03 Sep - 10 Sep LATAM Airlines Group
17 Sep - 24 Sep LATAM Airlines Group
28 Sep - 06 Oct LATAM Airlines Group
13 Sep - 04 Oct LATAM Airlines Group
01 Sep - 17 Sep LATAM Airlines Group
01 Sep - 19 Sep LATAM Airlines Group
13 Sep - 20 Sep 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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