AirHint found the following cheapest return flights from New York (JFK) to Buenos Aires (AEP) in January 2026 (see full year).

Return flights

14 Jan - 21 Jan	Avianca
09 Jan - 16 Jan	Avianca
15 Jan - 29 Jan	Avianca
01 Jan - 16 Jan	Avianca
16 Jan - 30 Jan	Avianca
25 Jan - 02 Feb	Avianca
09 Jan - 23 Jan	LATAM Airlines Group
01 Jan - 31 Jan	LATAM Airlines Group
02 Jan - 09 Jan	Avianca
01 Jan - 09 Jan	Avianca

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

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 January from 756€

Return flights