Cheapest return flights from Sao Paulo to Buenos Aires in October from $373

Best time to book flights for Sao Paulo (GRU) to Buenos Aires (AEP) flights at AirHint

AirHint found the following cheapest return flights from Sao Paulo (GRU) to Buenos Aires (AEP) in October 2025 (see full year).

Return flights

02 Oct - 06 Oct LATAM Airlines Group
01 Oct - 08 Oct Aerolineas Argentinas direct
03 Oct - 10 Oct Aerolineas Argentinas direct
01 Oct - 05 Oct Aerolineas Argentinas direct
06 Oct - 11 Oct Aerolineas Argentinas direct
11 Oct - 16 Oct Aerolineas Argentinas direct
07 Oct - 12 Oct Aerolineas Argentinas direct
04 Oct - 12 Oct Aerolineas Argentinas direct
02 Oct - 06 Oct LATAM Airlines Group direct
08 Oct - 12 Oct Aerolineas Argentinas direct
24 Oct - 02 Nov LATAM Airlines Group direct
31 Oct - 02 Nov GOL Linhas Aéreas direct
31 Oct - 03 Nov GOL Linhas Aéreas direct

Also check the deals for one-way flights from Sao Paulo 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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