Cheapest one-way flights from Sydney to Buenos Aires in September from 718€

AirHint found the following cheapest one-way flights from Sydney (SYD) to Buenos Aires (EZE) in September 2025 (see full year).

One-Way flights

08 Sep LATAM Airlines Group
04 Sep LATAM Airlines Group
02 Sep LATAM Airlines Group
11 Sep LATAM Airlines Group
09 Sep Qantas
25 Sep LATAM Airlines Group
23 Sep Qantas
15 Sep Qantas
30 Sep LATAM Airlines Group
28 Sep LATAM Airlines Group

Also check the deals for return flights from Sydney to Buenos Aires in September.

Skyscanner

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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