Cheapest return flights from Sao Paulo to Buenos Aires in September from 216€

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 September 2025 (see full year).

Return flights

01 Sep - 15 Sep Flybondi direct
08 Sep - 15 Sep Flybondi direct
08 Sep - 08 Sep Flybondi direct
28 Sep - 07 Oct Aerolineas Argentinas direct
16 Sep - 25 Sep Aerolineas Argentinas direct
01 Sep - 08 Sep Aerolineas Argentinas direct
17 Sep - 23 Sep Aerolineas Argentinas direct
11 Sep - 14 Sep Aerolineas Argentinas direct
09 Sep - 14 Sep Aerolineas Argentinas direct
11 Sep - 15 Sep Aerolineas Argentinas direct
25 Sep - 30 Sep Aerolineas Argentinas direct
27 Sep - 07 Oct Aerolineas Argentinas direct
27 Sep - 02 Oct Aerolineas Argentinas direct
28 Sep - 06 Oct Aerolineas Argentinas direct
27 Sep - 06 Oct Aerolineas Argentinas direct

Also check the deals for one-way 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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