Cheapest return flights from Sao Paulo to Buenos Aires in September from 164€

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

Return flights

23 Sep - 25 Sep Flybondi direct
26 Sep - 29 Sep Flybondi direct
30 Sep - 20 Oct Aerolineas Argentinas direct
30 Sep - 19 Oct Aerolineas Argentinas direct
24 Sep - 27 Sep Flybondi direct
24 Sep - 30 Sep Flybondi direct
26 Sep - 28 Sep Flybondi direct
29 Sep - 15 Oct Flybondi direct
30 Sep - 07 Oct Flybondi direct
29 Sep - 07 Oct Flybondi direct
24 Sep - 02 Oct Flybondi direct
30 Sep - 01 Oct Flybondi direct
28 Sep - 05 Oct Flybondi direct
28 Sep - 14 Oct Flybondi direct
24 Sep - 16 Oct Flybondi direct
22 Sep - 28 Sep Flybondi direct
19 Sep - 29 Sep Flybondi direct
19 Sep - 28 Sep Flybondi direct
22 Sep - 27 Sep Flybondi direct
26 Sep - 27 Sep Flybondi 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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