Cheapest one-way flights from Sydney to Buenos Aires in December from 854€

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

One-Way flights

03 Dec LATAM Airlines Group
01 Dec LATAM Airlines Group
05 Dec Air Canada
07 Dec Air Canada
29 Dec LATAM Airlines Group
30 Dec LATAM Airlines Group
10 Dec LATAM Airlines Group
13 Dec Jetstar
28 Dec LATAM Airlines Group
16 Dec Fiji Airways

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Feel free to contact us with any feedback or request another flight research.