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

Return flights

24 Oct - 08 Nov	Arajet
02 Oct - 04 Oct	Arajet
10 Oct - 22 Oct	Arajet
02 Oct - 15 Oct	Arajet
17 Oct - 31 Oct	Arajet
02 Oct - 10 Oct	Arajet
03 Oct - 29 Nov	Arajet
01 Oct - 15 Oct	Avianca
17 Oct - 15 Nov	Arajet
09 Oct - 01 Nov	Avianca
02 Oct - 01 Nov	Avianca
10 Oct - 14 Oct	Arajet
03 Oct - 14 Oct	Avianca
23 Oct - 12 Nov	Arajet
07 Oct - 10 Oct	Avianca
24 Oct - 22 Nov	Arajet
24 Oct - 29 Oct	Arajet
26 Oct - 02 Nov	Arajet
23 Oct - 13 Nov	Arajet
16 Oct - 04 Nov	United

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

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 October from $535

Return flights