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

Return flights

18 Mar - 31 Mar	Air Canada	direct
07 Mar - 19 Mar	Air Canada	direct
04 Mar - 20 Mar	Air Canada	direct
03 Mar - 10 Mar	Air Canada
31 Mar - 05 Apr	Air Canada
28 Mar - 04 Apr	Air Canada
03 Mar - 19 Mar	Air Canada
31 Mar - 06 Apr	Air Canada
31 Mar - 04 Apr	Air Canada
15 Mar - 10 Apr	Delta
27 Mar - 03 Apr	Delta
27 Mar - 03 Apr	Air Canada	direct
15 Mar - 10 Apr	Air Canada	direct
14 Mar - 04 Apr	Air Canada

Also check the deals for one-way flights from Sao Paulo to Montreal 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 Sao Paulo to Montreal in March from $598

Return flights