Cheapest return flights from Montreal to Santiago in September from $466

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

08 Sep - 29 Sep Avianca
10 Sep - 29 Sep Avianca
15 Sep - 22 Sep Avianca
01 Sep - 08 Sep Avianca
03 Sep - 19 Sep Avianca
01 Sep - 22 Sep Avianca
08 Sep - 06 Oct Avianca
15 Sep - 06 Oct Avianca
10 Sep - 22 Sep Avianca
10 Sep - 06 Oct Avianca
11 Sep - 22 Sep Delta
10 Sep - 24 Sep Delta
03 Sep - 01 Oct Delta
03 Sep - 24 Sep Delta
16 Sep - 07 Oct LATAM Airlines Group
30 Sep - 21 Oct LATAM Airlines Group
17 Sep - 07 Oct LATAM Airlines Group
17 Sep - 10 Oct LATAM Airlines Group
09 Sep - 06 Oct LATAM Airlines Group
24 Sep - 20 Oct Avianca

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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