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

Return flights

01 Dec - 10 Dec	LATAM Airlines Group
03 Dec - 15 Dec	LATAM Airlines Group
24 Dec - 20 Jan	Air Canada
02 Dec - 15 Dec	LATAM Airlines Group
03 Dec - 13 Dec	LATAM Airlines Group
04 Dec - 15 Dec	LATAM Airlines Group
05 Dec - 28 Jan	LATAM Airlines Group
28 Dec - 29 Jan	transavia
15 Dec - 21 Dec	transavia
13 Dec - 15 Jan	Air Canada
01 Dec - 16 Dec	Air Canada
15 Dec - 13 Jan	ITA Airways
02 Dec - 21 Jan	LATAM Airlines Group
04 Dec - 20 Dec	Vueling Airlines
04 Dec - 21 Dec	Vueling Airlines
04 Dec - 22 Dec	Vueling Airlines
28 Dec - 15 Jan	Vueling Airlines
12 Dec - 10 Jan	KLM
25 Dec - 20 Jan	Vueling Airlines
29 Dec - 11 Jan	TAP

Also check the deals for one-way flights from Amsterdam 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 Amsterdam to Buenos Aires in December from 954€

Return flights