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

Return flights

12 Dec - 21 Jan	Arajet
05 Dec - 22 Jan	Arajet
11 Dec - 21 Jan	Arajet
12 Dec - 18 Jan	Arajet
12 Dec - 07 Jan	Arajet
11 Dec - 20 Jan	Arajet
04 Dec - 25 Jan	Arajet
11 Dec - 23 Jan	Arajet
05 Dec - 15 Jan	Arajet
13 Dec - 21 Jan	Avianca
01 Dec - 07 Dec	Avianca
02 Dec - 09 Dec	Avianca
05 Dec - 30 Dec	Arajet
04 Dec - 13 Dec	Arajet
01 Dec - 11 Dec	Avianca
04 Dec - 16 Dec	Arajet
01 Dec - 08 Dec	Avianca
12 Dec - 31 Dec	Arajet
02 Dec - 10 Dec	Avianca
16 Dec - 31 Dec	WestJet

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 $472

Return flights