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

Return flights

27 Oct - 17 Nov	British Airways
28 Oct - 05 Nov	Qatar Airways
23 Oct - 06 Nov	LATAM Airlines Group
18 Oct - 25 Oct	Copa
17 Oct - 17 Nov	LATAM Airlines Group
31 Oct - 25 Nov	Qatar Airways
31 Oct - 19 Nov	Qatar Airways
19 Oct - 04 Nov	LATAM Airlines Group
22 Oct - 19 Nov	Qatar Airways
22 Oct - 29 Oct	Copa
22 Oct - 08 Nov	Qatar Airways
08 Oct - 28 Oct	LATAM Airlines Group
11 Oct - 15 Oct	Copa
24 Oct - 08 Nov	LATAM Airlines Group
07 Oct - 28 Oct	Turkish Airlines
14 Oct - 20 Oct	Qatar Airways
13 Oct - 28 Oct	Emirates
18 Oct - 28 Oct	Emirates
05 Oct - 31 Oct	Emirates
01 Oct - 21 Oct	LATAM Airlines Group

Also check the deals for one-way flights from Sao Paulo to Sydney 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 Sydney in October from $1699

Return flights