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

Return flights

03 Apr - 10 Apr	Copa
08 Apr - 15 Apr	Copa
16 Apr - 23 Apr	Copa
01 Apr - 08 Apr	LATAM Airlines Group
29 Apr - 06 May	Copa
10 Apr - 17 Apr	Copa
14 Apr - 21 Apr	Copa
20 Apr - 27 Apr	Copa
21 Apr - 28 Apr	Copa
28 Apr - 05 May	Copa
06 Apr - 13 Apr	LATAM Airlines Group
05 Apr - 12 Apr	LATAM Airlines Group
26 Apr - 03 May	LATAM Airlines Group
24 Apr - 01 May	Avianca
25 Apr - 02 May	Copa

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

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 April from $554

Return flights