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

Return flights

04 Dec - 14 Dec	Air Canada
02 Dec - 09 Dec	LATAM Airlines Group
04 Dec - 10 Dec	Air Canada
07 Dec - 21 Jan	Air Canada
02 Dec - 28 Jan	Air Canada
02 Dec - 30 Jan	Air Canada
11 Dec - 13 Jan	Air Canada
11 Dec - 12 Jan	Air Canada
05 Dec - 14 Jan	Air Canada
01 Dec - 08 Dec	British Airways
09 Dec - 19 Jan	Air Canada
14 Dec - 12 Jan	Air Canada
02 Dec - 24 Dec	Air Canada
02 Dec - 29 Jan	LATAM Airlines Group
02 Dec - 27 Jan	LATAM Airlines Group
10 Dec - 17 Dec	Turkish Airlines
02 Dec - 15 Dec	LATAM Airlines Group
12 Dec - 29 Dec	easyJet
02 Dec - 17 Dec	Air Canada
08 Dec - 21 Dec	SWISS

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 819€

Return flights