AirHint found the following cheapest return flights from Montreal (YUL) to Santiago (SCL) in August 2026 (see full year).

Return flights

02 Aug - 09 Aug	Avianca
03 Aug - 10 Aug	Avianca
09 Aug - 16 Aug	Avianca
10 Aug - 17 Aug	Avianca
12 Aug - 19 Aug	Avianca
04 Aug - 11 Aug	Copa
06 Aug - 13 Aug	Copa
01 Aug - 08 Aug	Avianca
07 Aug - 14 Aug	Avianca

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

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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Cheapest return flights from Montreal to Santiago in August from $639

Return flights