Cheapest return flights from New York to Buenos Aires in September from 618€

AirHint found the following cheapest return flights from New York (NYC) to Buenos Aires (EZE) in September 2025 (see full year).

Return flights

25 Sep - 07 Oct Avianca
10 Sep - 24 Sep Avianca
16 Sep - 24 Sep Avianca
12 Sep - 22 Sep Avianca
16 Sep - 26 Sep Avianca
09 Sep - 30 Oct Avianca
30 Sep - 22 Oct Avianca
17 Sep - 24 Sep Avianca
08 Sep - 16 Sep Frontier Airlines
26 Sep - 05 Oct Avianca
26 Sep - 03 Oct Avianca
28 Sep - 05 Oct Frontier Airlines
19 Sep - 26 Sep Copa

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

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