Cheapest return flights from Sao Paulo to Buenos Aires in September from $275

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

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

Return flights

13 Sep - 20 Sep SWISS direct
17 Sep - 24 Sep SWISS direct
20 Sep - 01 Oct SWISS direct
03 Sep - 13 Sep SWISS direct
03 Sep - 10 Sep SWISS direct
13 Sep - 17 Sep SWISS direct
20 Sep - 04 Oct SWISS direct
01 Sep - 07 Sep Ethiopian Airlines direct
07 Sep - 13 Sep GOL Linhas Aéreas
08 Sep - 17 Sep Ethiopian Airlines direct
20 Sep - 25 Sep Ethiopian Airlines direct
12 Sep - 17 Sep Ethiopian Airlines direct
24 Sep - 06 Oct Ethiopian Airlines direct
15 Sep - 06 Oct Ethiopian Airlines direct
28 Sep - 06 Oct Ethiopian Airlines direct
30 Sep - 06 Oct Ethiopian Airlines direct
25 Sep - 01 Oct Ethiopian Airlines direct
27 Sep - 13 Oct Ethiopian Airlines direct
26 Sep - 02 Oct Ethiopian Airlines direct
27 Sep - 01 Oct Ethiopian Airlines direct

Also check the deals for one-way 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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires