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

Return flights

22 Jan - 03 Feb	United
13 Jan - 27 Jan	United
14 Jan - 29 Jan	Delta
07 Jan - 14 Jan	Delta
12 Jan - 27 Jan	United
23 Jan - 27 Jan	Delta
30 Jan - 09 Feb	Delta
14 Jan - 25 Jan	Spirit Airlines
03 Jan - 23 Jan	Delta
16 Jan - 23 Jan	Delta
30 Jan - 07 Feb	Delta
08 Jan - 18 Jan	Frontier Airlines
10 Jan - 31 Jan	Spirit Airlines

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 651€

Return flights