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

Return flights

12 May - 25 May	Arajet
12 May - 20 May	Arajet
12 May - 28 May	Arajet
12 May - 31 May	Arajet
16 May - 03 Jun	Azul Airlines
03 May - 11 May	GOL Linhas Aéreas
03 May - 15 May	GOL Linhas Aéreas
14 May - 02 Jun	LATAM Airlines Group
16 May - 31 May	LATAM Airlines Group
13 May - 20 May	Copa
13 May - 26 May	Copa
27 May - 03 Jun	Delta
04 May - 12 May	Delta
27 May - 10 Jun	Copa
27 May - 12 Jun	LATAM Airlines Group
27 May - 03 Jun	Air Canada	direct
16 May - 03 Jun	Air Canada	direct
14 May - 02 Jun	Air Canada	direct
30 May - 13 Jun	LATAM Airlines Group
21 May - 23 Jun	Arajet

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

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 Sao Paulo to Montreal in May from 421€

Return flights