Cheapest return flights from Sao Paulo to Buenos Aires in September from $266

AirHint found the following cheapest return flights from Sao Paulo (GRU) to Buenos Aires (EZE) in September 2026 (see full year).

Return flights

08 Sep - 15 Sep LATAM Airlines Group direct
11 Sep - 20 Sep LATAM Airlines Group direct
09 Sep - 14 Sep LATAM Airlines Group direct
12 Sep - 18 Sep LATAM Airlines Group direct
13 Sep - 16 Sep LATAM Airlines Group direct
06 Sep - 13 Sep LATAM Airlines Group direct
05 Sep - 09 Sep SWISS direct
16 Sep - 23 Sep SWISS direct
05 Sep - 12 Sep SWISS direct
11 Sep - 15 Sep LATAM Airlines Group
29 Sep - 03 Oct LATAM Airlines Group
16 Sep - 05 Oct LATAM Airlines Group direct
21 Sep - 01 Oct LATAM Airlines Group
25 Sep - 06 Oct LATAM Airlines Group direct
21 Sep - 01 Oct Air Canada direct
29 Sep - 03 Oct Turkish Airlines 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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