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

Return flights

23 Oct - 12 Nov	Arajet
30 Oct - 05 Nov	Arajet
02 Oct - 24 Oct	Arajet
09 Oct - 08 Nov	Arajet
09 Oct - 22 Oct	Arajet
02 Oct - 15 Oct	Arajet
01 Oct - 31 Oct	Avianca
02 Oct - 14 Nov	Avianca
17 Oct - 31 Oct	Avianca
22 Oct - 29 Oct	Avianca
12 Oct - 31 Oct	Avianca
06 Oct - 31 Oct	Avianca
08 Oct - 22 Oct	Avianca
04 Oct - 22 Oct	Avianca
24 Oct - 08 Nov	Avianca
17 Oct - 15 Nov	Avianca
10 Oct - 08 Nov	Avianca
16 Oct - 09 Nov	Avianca
12 Oct - 02 Nov	Avianca
18 Oct - 18 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 423€

Return flights