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

Return flights

02 Dec - 14 Dec	JetSmart
02 Dec - 13 Dec	JetSmart
02 Dec - 08 Dec	JetSmart
02 Dec - 12 Dec	JetSmart
07 Dec - 14 Dec	JetSmart
10 Dec - 14 Dec	JetSmart
07 Dec - 13 Dec	JetSmart
10 Dec - 13 Dec	JetSmart
01 Dec - 14 Dec	JetSmart
01 Dec - 13 Dec	JetSmart
14 Dec - 01 Jan	JetSmart
17 Dec - 01 Jan	JetSmart
17 Dec - 04 Jan	JetSmart
15 Dec - 01 Jan	JetSmart
15 Dec - 04 Jan	JetSmart
14 Dec - 03 Jan	JetSmart
17 Dec - 05 Jan	JetSmart
17 Dec - 03 Jan	JetSmart
15 Dec - 05 Jan	JetSmart
15 Dec - 03 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 $430

Return flights