Cheapest one-way flights from Rio De Janeiro to Buenos Aires in March from $126

AirHint found the following cheapest one-way flights from Rio De Janeiro (SDU) to Buenos Aires (AEP) in March 2026 (see full year).

One-Way flights

16 Mar LATAM Airlines Group
13 Mar LATAM Airlines Group
17 Mar LATAM Airlines Group
30 Mar LATAM Airlines Group
31 Mar LATAM Airlines Group
18 Mar LATAM Airlines Group
08 Mar LATAM Airlines Group
20 Mar LATAM Airlines Group
29 Mar LATAM Airlines Group
14 Mar Azul Airlines

Also check the deals for return flights from Rio De Janeiro to Buenos Aires in March.

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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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