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

Return flights

30 Aug - 26 Sep	LATAM Airlines Group
29 Aug - 05 Sep	LATAM Airlines Group
28 Aug - 02 Sep	LATAM Airlines Group
21 Aug - 27 Aug	LATAM Airlines Group
13 Aug - 20 Aug	LATAM Airlines Group
19 Aug - 24 Aug	Avianca
21 Aug - 25 Aug	Avianca
21 Aug - 24 Aug	Avianca
18 Aug - 22 Aug	LATAM Airlines Group
20 Aug - 30 Aug	Avianca
21 Aug - 07 Sep	Avianca
18 Aug - 25 Aug	LATAM Airlines Group
15 Aug - 19 Aug	LATAM Airlines Group
12 Aug - 14 Aug	LATAM Airlines Group
24 Aug - 02 Sep	Avianca

Also check the deals for one-way flights from Rio Negro to Buenos Aires in August.

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 August from 453€

Return flights