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

Return flights

02 Dec - 09 Dec	Lufthansa
01 Dec - 13 Dec	Air Europa
30 Dec - 30 Jan	Lufthansa
09 Dec - 29 Jan	Lufthansa
09 Dec - 26 Jan	Lufthansa
10 Dec - 13 Jan	easyJet
29 Dec - 30 Jan	Lufthansa
09 Dec - 29 Dec	Lufthansa
13 Dec - 15 Jan	easyJet
03 Dec - 20 Jan	LATAM Airlines Group
03 Dec - 19 Jan	LATAM Airlines Group
17 Dec - 19 Jan	ITA Airways
22 Dec - 15 Jan	easyJet
04 Dec - 31 Dec	Lufthansa
06 Dec - 30 Dec	TAP
07 Dec - 29 Dec	Lufthansa
06 Dec - 16 Dec	British Airways
06 Dec - 29 Dec	Vueling Airlines
07 Dec - 30 Dec	Vueling Airlines
06 Dec - 20 Dec	Vueling Airlines

Also check the deals for one-way flights from Munich 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 Munich to Buenos Aires in December from 944€

Return flights