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

Return flights

05 Dec - 12 Dec	JetSmart
05 Dec - 11 Dec	JetSmart
05 Dec - 07 Dec	JetSmart
05 Dec - 14 Dec	JetSmart
14 Dec - 13 Jan	JetSmart
05 Dec - 08 Dec	JetSmart
07 Dec - 12 Dec	JetSmart
05 Dec - 16 Dec	JetSmart
07 Dec - 11 Dec	JetSmart
11 Dec - 12 Dec	JetSmart
04 Dec - 12 Dec	JetSmart
25 Dec - 13 Jan	JetSmart
29 Dec - 13 Jan	JetSmart
28 Dec - 13 Jan	JetSmart
14 Dec - 12 Jan	JetSmart
22 Dec - 12 Jan	JetSmart
22 Dec - 08 Jan	JetSmart
18 Dec - 08 Jan	JetSmart
25 Dec - 12 Jan	JetSmart
27 Dec - 13 Jan	JetSmart

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 $449

Return flights