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

Return flights

03 Aug - 10 Aug	Avianca
05 Aug - 12 Aug	Avianca
07 Aug - 14 Aug	Avianca
09 Aug - 16 Aug	Avianca
17 Aug - 24 Aug	Avianca
19 Aug - 26 Aug	Avianca
21 Aug - 28 Aug	Avianca
23 Aug - 30 Aug	Avianca
02 Aug - 09 Aug	Avianca
10 Aug - 17 Aug	Avianca
26 Aug - 02 Sep	Avianca
28 Aug - 04 Sep	Avianca
30 Aug - 06 Sep	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 517€

Return flights