AirHint found the following cheapest return flights from Sydney (SYD) to Buenos Aires (EZE) in January 2026 (see full year).

Return flights

30 Jan - 17 Feb	LATAM Airlines Group
30 Jan - 16 Feb	LATAM Airlines Group
30 Jan - 18 Feb	LATAM Airlines Group
20 Jan - 19 Feb	Jetstar
31 Jan - 18 Feb	Qantas
31 Jan - 16 Feb	LATAM Airlines Group
31 Jan - 17 Feb	LATAM Airlines Group
10 Jan - 19 Feb	LATAM Airlines Group
15 Jan - 26 Feb	Jetstar
10 Jan - 20 Feb	LATAM Airlines Group
15 Jan - 27 Jan	United
11 Jan - 25 Jan	United
02 Jan - 18 Jan	LATAM Airlines Group
12 Jan - 19 Jan	United
06 Jan - 20 Jan	Jetstar
14 Jan - 21 Jan	Qantas
09 Jan - 16 Jan	Qantas
01 Jan - 14 Jan	Qantas
05 Jan - 14 Jan	Qantas
08 Jan - 20 Jan	Qantas

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

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 Sydney to Buenos Aires in January from 1317€

Return flights