AirHint found the following cheapest return flights from Rio Negro (MDE) to Buenos Aires (AEP) in May 2026 (see full year).

Return flights

22 May - 01 Jun	JetSmart
07 May - 11 May	JetSmart
08 May - 18 May	JetSmart
01 May - 11 May	JetSmart
29 May - 01 Jun	JetSmart
29 May - 18 Jun	JetSmart
07 May - 18 May	JetSmart
25 May - 01 Jun	JetSmart
29 May - 03 Jun	JetSmart
25 May - 03 Jun	JetSmart
08 May - 21 May	JetSmart
08 May - 13 May	JetSmart
07 May - 21 May	JetSmart
07 May - 13 May	JetSmart
29 May - 12 Jun	JetSmart
25 May - 12 Jun	JetSmart
08 May - 15 May	LATAM Airlines Group
06 May - 17 May	LATAM Airlines Group

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

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 May from $429

Return flights