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

Return flights

02 Dec - 05 Dec	LATAM Airlines Group
02 Dec - 09 Dec	Avianca	direct
01 Dec - 08 Dec	Avianca	direct
03 Dec - 11 Dec	Avianca	direct
02 Dec - 05 Dec	Avianca	direct
08 Dec - 12 Dec	Avianca
14 Dec - 17 Dec	Avianca	direct
09 Dec - 18 Dec	Avianca	direct
05 Dec - 18 Dec	Avianca	direct
09 Dec - 23 Jan	LATAM Airlines Group
08 Dec - 13 Dec	Avianca
09 Dec - 21 Jan	LATAM Airlines Group
12 Dec - 12 Jan	LATAM Airlines Group
23 Dec - 01 Jan	Avianca
01 Dec - 01 Jan	Avianca
14 Dec - 01 Jan	Avianca
28 Dec - 09 Jan	LATAM Airlines Group
31 Dec - 07 Jan	Avianca
29 Dec - 08 Jan	Avianca
20 Dec - 05 Jan	Avianca

Also check the deals for one-way flights from Rio Negro 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 Rio Negro to Buenos Aires in December from 417€

Return flights