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

Return flights

15 Aug - 22 Aug	Avianca
15 Aug - 29 Aug	Avianca
18 Aug - 25 Aug	Avianca
24 Aug - 29 Aug	Avianca
18 Aug - 19 Aug	Avianca
15 Aug - 25 Sep	Avianca
28 Aug - 02 Sep	Avianca
21 Aug - 04 Sep	Avianca
22 Aug - 02 Sep	Avianca
26 Aug - 09 Sep	Avianca
19 Aug - 22 Aug	Avianca
25 Aug - 08 Sep	Avianca
29 Aug - 08 Sep	Avianca
12 Aug - 21 Aug	Avianca
21 Aug - 29 Aug	Avianca
21 Aug - 27 Aug	Avianca
30 Aug - 06 Sep	Avianca
16 Aug - 23 Aug	Avianca
11 Aug - 01 Sep	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 628€

Return flights