AirHint found the following cheapest return flights from Buenos Aires (EZE) to Sydney (SYD) in October 2025 (see full year).

Return flights

24 Oct - 15 Nov	LATAM Airlines Group
13 Oct - 28 Oct	LATAM Airlines Group
16 Oct - 19 Oct	LATAM Airlines Group
08 Oct - 01 Nov	LATAM Airlines Group
21 Oct - 11 Nov	Turkish Airlines
23 Oct - 11 Nov	Turkish Airlines
20 Oct - 11 Nov	Turkish Airlines
18 Oct - 11 Nov	Turkish Airlines
19 Oct - 11 Nov	Turkish Airlines
03 Oct - 17 Oct	Emirates
15 Oct - 29 Oct	Emirates
22 Oct - 10 Nov	Emirates
22 Oct - 11 Nov	Emirates
24 Oct - 11 Nov	Emirates
01 Oct - 27 Oct	LATAM Airlines Group

Also check the deals for one-way flights from Buenos Aires 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 Buenos Aires to Sydney in October from 1536€

Return flights