Cheapest return flights from Newark to Buenos Aires in August from $931

AirHint found the following cheapest return flights from Newark (EWR) to Buenos Aires (AEP) in August 2025 (see full year).

Return flights

11 Aug - 24 Aug Spirit Airlines
13 Aug - 20 Aug LATAM Airlines Group
31 Aug - 05 Sep Frontier Airlines
01 Aug - 09 Aug Spirit Airlines
10 Aug - 17 Aug Air Canada
20 Aug - 31 Aug Air Canada
13 Aug - 19 Aug LATAM Airlines Group
18 Aug - 22 Aug LATAM Airlines Group
11 Aug - 21 Aug LATAM Airlines Group
15 Aug - 29 Aug LATAM Airlines Group
22 Aug - 31 Aug LATAM Airlines Group

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

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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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