Cheapest one-way flights from Sao Paulo to Buenos Aires in September from $69

AirHint found the following cheapest one-way flights from Sao Paulo (GRU) to Buenos Aires (AEP) in September 2025 (see full year).

One-Way flights

23 Sep Aerolineas Argentinas direct
06 Sep Aerolineas Argentinas direct
16 Sep Aerolineas Argentinas direct
07 Sep Aerolineas Argentinas direct
30 Sep Aerolineas Argentinas direct
13 Sep Aerolineas Argentinas direct
19 Sep GOL Linhas Aéreas direct
08 Sep Aerolineas Argentinas direct
05 Sep Aerolineas Argentinas direct
11 Sep GOL Linhas Aéreas direct

Also check the deals for return flights from Sao Paulo to Buenos Aires in September.

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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