Cheapest return flights from Sydney to Buenos Aires in September from $1590

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

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

Return flights

14 Sep - 21 Sep LATAM Airlines Group
24 Sep - 22 Oct LATAM Airlines Group
01 Sep - 15 Sep LATAM Airlines Group
14 Sep - 14 Oct LATAM Airlines Group
12 Sep - 19 Sep Qantas
02 Sep - 09 Sep LATAM Airlines Group
02 Sep - 16 Oct LATAM Airlines Group
20 Sep - 06 Oct LATAM Airlines Group
05 Sep - 03 Oct Emirates

Also check the deals for one-way 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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