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

Return flights

11 Aug - 22 Aug	Avianca
28 Aug - 04 Sep	Avianca
31 Aug - 07 Sep	Avianca
23 Aug - 05 Sep	Avianca
29 Aug - 08 Sep	Avianca
29 Aug - 07 Sep	Avianca
24 Aug - 29 Aug	Avianca
05 Aug - 19 Aug	Avianca
11 Aug - 26 Aug	Avianca
14 Aug - 06 Sep	Avianca
15 Aug - 06 Sep	Avianca
07 Aug - 28 Aug	Avianca
18 Aug - 26 Aug	Avianca
16 Aug - 23 Aug	Avianca
15 Aug - 14 Sep	Avianca
06 Aug - 15 Aug	Avianca
23 Aug - 30 Aug	Avianca
07 Aug - 20 Aug	Avianca
31 Aug - 07 Sep	American Airlines	direct
28 Aug - 04 Sep	American Airlines	direct

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 $656

Return flights