AirHint found the following cheapest return flights from Montreal (YUL) to Sao Paulo (GRU) in March 2026 (see full year).

Return flights

08 Mar - 18 Mar	Copa
07 Mar - 17 Mar	Copa
04 Mar - 11 Mar	Copa
10 Mar - 17 Mar	Copa
11 Mar - 18 Mar	Copa
19 Mar - 26 Mar	Copa
12 Mar - 19 Mar	Copa
02 Mar - 12 Mar	Arajet
05 Mar - 12 Mar	Copa
03 Mar - 13 Mar	Copa
25 Mar - 01 Apr	LATAM Airlines Group
31 Mar - 07 Apr	LATAM Airlines Group
12 Mar - 02 Apr	WestJet
27 Mar - 03 Apr	Arajet
29 Mar - 05 Apr	Air Canada
30 Mar - 06 Apr	Air Canada
31 Mar - 11 Apr	Air Canada
26 Mar - 02 Apr	LATAM Airlines Group
12 Mar - 02 Apr	Air Canada	direct
26 Mar - 02 Apr	Air Canada	direct

Also check the deals for one-way flights from Montreal to Sao Paulo in March.

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 Sao Paulo in March from $528

Return flights