Cheapest one-way flights from New York to Buenos Aires in September from 270€

AirHint found the following cheapest one-way flights from New York (JFK) to Buenos Aires (AEP) in September 2025 (see full year).

One-Way flights

06 Sep Frontier Airlines
27 Sep Frontier Airlines
29 Sep Frontier Airlines
05 Sep Frontier Airlines
28 Sep Frontier Airlines
22 Sep Frontier Airlines

Also check the deals for return 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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