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

Return flights

02 Oct - 24 Oct	Arajet
16 Oct - 24 Oct	Arajet
09 Oct - 22 Oct	Arajet
09 Oct - 24 Oct	Arajet
09 Oct - 15 Oct	Arajet
16 Oct - 07 Nov	Arajet
09 Oct - 18 Oct	Arajet
02 Oct - 04 Oct	Arajet
10 Oct - 22 Oct	Arajet
10 Oct - 08 Nov	Arajet
17 Oct - 15 Nov	Arajet
17 Oct - 31 Oct	Arajet
08 Oct - 22 Oct	Avianca
20 Oct - 01 Nov	Avianca
31 Oct - 08 Nov	Avianca
01 Oct - 01 Nov	Avianca
01 Oct - 03 Nov	Avianca
08 Oct - 09 Nov	Avianca
18 Oct - 01 Nov	Avianca
26 Oct - 02 Nov	Avianca

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 430€

Return flights