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

Return flights

11 Dec - 21 Jan	Arajet
04 Dec - 21 Jan	Arajet
11 Dec - 30 Jan	Arajet
12 Dec - 07 Jan	Avianca
04 Dec - 10 Dec	Arajet
14 Dec - 30 Jan	Avianca
14 Dec - 19 Jan	Avianca
12 Dec - 06 Jan	United
14 Dec - 29 Jan	United
14 Dec - 12 Jan	United
05 Dec - 05 Jan	Avianca
23 Dec - 30 Dec	Air Canada
22 Dec - 30 Dec	Air Canada
24 Dec - 31 Dec	Air Canada	direct
11 Dec - 31 Dec	United
05 Dec - 12 Dec	Arajet
07 Dec - 21 Dec	Air Canada	direct
11 Dec - 25 Dec	Air Canada	direct
14 Dec - 23 Dec	Air Canada	direct
15 Dec - 23 Dec	Air Canada	direct

Also check the deals for one-way flights from Sao Paulo to Toronto in December.

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 Toronto in December from $551

Return flights