AirHint found the following cheapest return flights from Melbourne (MEL) to Buenos Aires (EZE) in December 2025 (see full year).

Return flights

01 Dec - 22 Dec	LATAM Airlines Group
26 Dec - 23 Jan	Turkish Airlines
26 Dec - 25 Jan	Turkish Airlines
05 Dec - 14 Dec	Turkish Airlines
05 Dec - 30 Dec	Turkish Airlines
25 Dec - 29 Jan	LATAM Airlines Group
27 Dec - 29 Jan	LATAM Airlines Group
24 Dec - 30 Dec	Turkish Airlines
11 Dec - 06 Jan	LATAM Airlines Group
19 Dec - 12 Jan	American Airlines
08 Dec - 19 Jan	LATAM Airlines Group
24 Dec - 19 Jan	LATAM Airlines Group
11 Dec - 31 Dec	LATAM Airlines Group
11 Dec - 05 Jan	LATAM Airlines Group
08 Dec - 16 Jan	LATAM Airlines Group
20 Dec - 27 Dec	LATAM Airlines Group

Also check the deals for one-way flights from Melbourne to Buenos Aires in December.

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 Melbourne to Buenos Aires in December from 1532€

Return flights