AirHint found the following cheapest return flights from Milano (MXP) to Buenos Aires (AEP) in December 2025 (see full year).

Return flights

02 Dec - 19 Jan	Air Canada
14 Dec - 19 Jan	Air Canada
30 Dec - 19 Jan	Air Canada
09 Dec - 14 Dec	Air Canada
31 Dec - 26 Jan	TAP
07 Dec - 12 Jan	Air Canada
14 Dec - 14 Jan	Air Canada
30 Dec - 14 Jan	Air Canada
30 Dec - 12 Jan	Air Canada
30 Dec - 18 Jan	Air Canada
02 Dec - 16 Dec	Vueling Airlines
04 Dec - 07 Jan	Air Canada
22 Dec - 30 Dec	Air Canada
23 Dec - 31 Dec	Vueling Airlines
01 Dec - 31 Dec	Vueling Airlines
03 Dec - 05 Dec	LATAM Airlines Group
15 Dec - 28 Dec	Vueling Airlines
14 Dec - 28 Dec	Vueling Airlines
22 Dec - 31 Dec	Air Canada
26 Dec - 31 Dec	Air Canada

Also check the deals for one-way flights from Milano 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 Milano to Buenos Aires in December from 861€

Return flights