Cheapest one-way flights from Rio De Janeiro to Buenos Aires in October from $127

Best time to book flights for Rio De Janeiro (SDU) to Buenos Aires (AEP) flights at AirHint

AirHint found the following cheapest one-way flights from Rio De Janeiro (SDU) to Buenos Aires (AEP) in October 2025 (see full year).

One-Way flights

15 Oct Azul Airlines
17 Oct Azul Airlines
03 Oct Azul Airlines
22 Oct Azul Airlines
27 Oct Azul Airlines
08 Oct Azul Airlines
09 Oct Azul Airlines
02 Oct Azul Airlines
01 Oct Azul Airlines
06 Oct Azul Airlines

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

Skyscanner

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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