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

Return flights

30 Jul - 08 Aug	LATAM Airlines Group
30 Jul - 09 Aug	LATAM Airlines Group
30 Jul - 10 Aug	LATAM Airlines Group
24 Jul - 31 Jul	LATAM Airlines Group
29 Jul - 08 Aug	LATAM Airlines Group
29 Jul - 09 Aug	LATAM Airlines Group
31 Jul - 15 Aug	LATAM Airlines Group
31 Jul - 10 Aug	LATAM Airlines Group
15 Jul - 15 Aug	Qantas
29 Jul - 10 Aug	LATAM Airlines Group
26 Jul - 29 Jul	LATAM Airlines Group
17 Jul - 24 Jul	LATAM Airlines Group
14 Jul - 28 Jul	LATAM Airlines Group
16 Jul - 23 Jul	LATAM Airlines Group
14 Jul - 20 Jul	Qantas
17 Jul - 20 Jul	LATAM Airlines Group

Also check the deals for one-way flights from Sydney to Buenos Aires in July.

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Cheapest return flights from Sydney to Buenos Aires in July from $1544

Return flights