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

Return flights

31 Aug - 07 Sep	Frontier Airlines
29 Aug - 07 Sep	Avianca
27 Aug - 07 Sep	Avianca
28 Aug - 07 Sep	Avianca
28 Aug - 06 Sep	Avianca
28 Aug - 08 Sep	Avianca
27 Aug - 04 Sep	Avianca
27 Aug - 25 Sep	Avianca
31 Aug - 06 Sep	Avianca
31 Aug - 10 Sep	Avianca
20 Aug - 26 Aug	Avianca
20 Aug - 27 Aug	Avianca
17 Aug - 25 Aug	Avianca
22 Aug - 31 Aug	Avianca
18 Aug - 26 Aug	Copa
23 Aug - 26 Aug	Avianca
19 Aug - 26 Aug	LATAM Airlines Group
17 Aug - 21 Aug	Avianca
21 Aug - 29 Aug	Avianca
18 Aug - 31 Aug	Avianca

Also check the deals for one-way flights from New York to Buenos Aires in August.

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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Cheapest return flights from New York to Buenos Aires in August from 664€

Return flights