Cheapest one-way flights from Buenos Aires to Sydney in September from $1166

Best time to book flights for Buenos Aires (AEP) to Sydney (SYD) flights at AirHint

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

One-Way flights

05 Sep JetSmart
28 Sep LATAM Airlines Group
26 Sep LATAM Airlines Group
25 Sep LATAM Airlines Group
09 Sep LATAM Airlines Group
13 Sep LATAM Airlines Group
12 Sep LATAM Airlines Group
14 Sep LATAM Airlines Group
02 Sep LATAM Airlines Group
29 Sep LATAM Airlines Group

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