Cheapest one-way flights from Sydney to Buenos Aires in December from $763

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

AirHint found the following cheapest one-way flights from Sydney (SYD) to Buenos Aires (EZE) in December 2025 (see full year).

One-Way flights

31 Dec LATAM Airlines Group
30 Dec LATAM Airlines Group
26 Dec LATAM Airlines Group
04 Dec Air Canada
25 Dec LATAM Airlines Group
27 Dec LATAM Airlines Group
09 Dec Air Canada
24 Dec Jetstar
10 Dec Qatar Airways
21 Dec LATAM Airlines Group

Also check the deals for return flights from Sydney to Buenos Aires in December.

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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