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

Return flights

05 Jan - 26 Jan	Delta	direct
06 Jan - 20 Jan	Delta	direct
14 Jan - 29 Jan	Delta	direct
20 Jan - 28 Jan	Delta	direct
15 Jan - 19 Jan	Delta	direct
13 Jan - 03 Feb	Delta	direct
12 Jan - 12 Feb	Delta	direct
29 Jan - 05 Feb	Delta	direct
12 Jan - 27 Jan	Frontier Airlines
01 Jan - 16 Jan	Delta	direct
16 Jan - 26 Jan	Delta	direct
01 Jan - 18 Jan	Delta	direct
04 Jan - 18 Jan	Delta	direct
25 Jan - 22 Feb	Delta	direct

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 643€

Return flights