Cheapest return flights from New York to Sao Paulo in September from $563

AirHint found the following cheapest return flights from New York (JFK) to Sao Paulo (GRU) in September 2025 (see full year).

Return flights

28 Sep - 07 Oct Frontier Airlines
30 Sep - 08 Oct Frontier Airlines
26 Sep - 29 Sep Frontier Airlines
22 Sep - 29 Sep Avianca
30 Sep - 17 Oct Frontier Airlines
22 Sep - 28 Sep Frontier Airlines
22 Sep - 26 Sep Avianca
30 Sep - 19 Oct LATAM Airlines Group
23 Sep - 07 Oct Frontier Airlines
21 Sep - 25 Sep Frontier Airlines
26 Sep - 02 Oct Frontier Airlines
25 Sep - 28 Sep Frontier Airlines
30 Sep - 13 Oct Frontier Airlines
30 Sep - 18 Oct Frontier Airlines
21 Sep - 01 Oct Frontier Airlines
30 Sep - 06 Oct Copa
23 Sep - 27 Sep Frontier Airlines
22 Sep - 25 Sep Avianca
23 Sep - 30 Sep Frontier Airlines
21 Sep - 28 Sep Frontier Airlines

Also check the deals for one-way flights from New York to Sao Paulo 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.

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