Cheapest one-way flights from Sao Paulo to Buenos Aires in September from $97

AirHint found the following cheapest one-way flights from Sao Paulo (GRU) to Buenos Aires (AEP) in September 2026 (see full year).

One-Way flights

26 Sep GOL Linhas Aéreas
17 Sep Aerolíneas Argentinas direct
01 Sep Aerolíneas Argentinas direct
03 Sep Aerolíneas Argentinas direct
08 Sep Aerolíneas Argentinas direct
26 Sep Aerolíneas Argentinas direct
07 Sep GOL Linhas Aéreas direct
04 Sep GOL Linhas Aéreas direct

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

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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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