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

Return flights

31 Jan - 19 Feb	Copa
19 Jan - 10 Feb	JetSmart
25 Jan - 09 Feb	United
23 Jan - 02 Feb	United
30 Jan - 16 Feb	United
20 Jan - 08 Feb	United
20 Jan - 27 Jan	United
22 Jan - 27 Jan	Copa
19 Jan - 14 Feb	United
07 Jan - 07 Feb	Sky Airline
15 Jan - 05 Feb	LATAM Airlines Group
01 Jan - 21 Jan	LATAM Airlines Group
09 Jan - 20 Jan	United
15 Jan - 22 Jan	LATAM Airlines Group
14 Jan - 21 Jan	LATAM Airlines Group
11 Jan - 01 Feb	United
07 Jan - 21 Jan	United
13 Jan - 28 Jan	Copa
07 Jan - 14 Jan	United
03 Jan - 10 Jan	KLM

Also check the deals for one-way flights from Buenos Aires to Sydney 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 Buenos Aires to Sydney in January from $2028

Return flights