Cheapest return flights from Rio De Janeiro to Buenos Aires in October from $256

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

Return flights

18 Oct - 21 Oct LATAM Airlines Group
04 Oct - 05 Oct LATAM Airlines Group
01 Oct - 08 Oct LATAM Airlines Group
23 Oct - 27 Oct LATAM Airlines Group
21 Oct - 28 Oct LATAM Airlines Group
01 Oct - 05 Oct LATAM Airlines Group
07 Oct - 20 Oct LATAM Airlines Group
02 Oct - 08 Oct LATAM Airlines Group
29 Oct - 05 Nov LATAM Airlines Group
31 Oct - 07 Nov LATAM Airlines Group
07 Oct - 14 Oct LATAM Airlines Group
03 Oct - 06 Oct LATAM Airlines Group
31 Oct - 02 Nov LATAM Airlines Group
27 Oct - 02 Nov Azul Airlines
18 Oct - 09 Nov GOL Linhas Aéreas
27 Oct - 03 Nov LATAM Airlines Group
17 Oct - 09 Nov GOL Linhas Aéreas
24 Oct - 03 Nov Azul Airlines
31 Oct - 03 Nov Azul Airlines
23 Oct - 03 Nov Azul Airlines

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

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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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