AirHint found the following cheapest return flights from Toronto (YTZ) to Sao Paulo (GRU) in August 2025 (see full year).

Return flights

29 Aug - 08 Sep	Air Canada
15 Aug - 22 Aug	Porter Airlines (Canada) Ltd
21 Aug - 04 Sep	Air Canada
28 Aug - 10 Sep	Air Canada
19 Aug - 27 Aug	Air Canada
16 Aug - 27 Aug	Air Canada
19 Aug - 30 Aug	Air Canada
16 Aug - 30 Aug	Air Canada
16 Aug - 25 Aug	Air Canada
12 Aug - 23 Aug	Air Canada
16 Aug - 23 Aug	Air Canada
08 Aug - 23 Aug	Air Canada
16 Aug - 24 Aug	Air Canada

Also check the deals for one-way flights from Toronto to Sao Paulo 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 Toronto to Sao Paulo in August from $798

Return flights