Cheapest one-way flights from Rio De Janeiro to Buenos Aires in March from $107

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

20 Mar LATAM Airlines Group
31 Mar Azul Airlines
12 Mar Azul Airlines
30 Mar LATAM Airlines Group
27 Mar LATAM Airlines Group
21 Mar LATAM Airlines Group
16 Mar LATAM Airlines Group
02 Mar Azul Airlines
03 Mar Azul Airlines
09 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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