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

Return flights

25 Jan - 17 Feb	LATAM Airlines Group
25 Jan - 23 Feb	LATAM Airlines Group
26 Jan - 25 Feb	Qantas
27 Jan - 17 Feb	Qantas
14 Jan - 15 Feb	LATAM Airlines Group
31 Jan - 17 Feb	LATAM Airlines Group
22 Jan - 04 Feb	LATAM Airlines Group
14 Jan - 17 Feb	LATAM Airlines Group
23 Jan - 22 Feb	Qantas
15 Jan - 15 Feb	LATAM Airlines Group
11 Jan - 29 Jan	United
13 Jan - 20 Jan	LATAM Airlines Group
09 Jan - 23 Jan	LATAM Airlines Group
11 Jan - 18 Jan	United
05 Jan - 19 Jan	LATAM Airlines Group
03 Jan - 30 Jan	Qantas
01 Jan - 18 Jan	Qantas
04 Jan - 11 Jan	Qantas
08 Jan - 30 Jan	LATAM Airlines Group
02 Jan - 19 Jan	LATAM Airlines Group

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Cheapest return flights from Sydney to Buenos Aires in January from $1606

Return flights