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

Return flights

24 Aug - 28 Aug	Spirit Airlines
15 Aug - 12 Sep	Spirit Airlines
12 Aug - 19 Aug	Spirit Airlines
25 Aug - 31 Aug	Spirit Airlines
13 Aug - 27 Aug	Spirit Airlines
15 Aug - 22 Aug	Spirit Airlines
19 Aug - 24 Aug	Spirit Airlines
19 Aug - 26 Aug	Spirit Airlines
15 Aug - 25 Sep	Spirit Airlines
21 Aug - 29 Aug	Spirit Airlines
23 Aug - 31 Aug	Spirit Airlines
13 Aug - 25 Aug	Air Canada
14 Aug - 06 Sep	Spirit Airlines
22 Aug - 01 Sep	Air Canada

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 $768

Return flights