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

Return flights

07 Dec - 11 Dec	Spirit Airlines
03 Dec - 10 Dec	Spirit Airlines
05 Dec - 12 Dec	Spirit Airlines
04 Dec - 11 Dec	Spirit Airlines
01 Dec - 09 Dec	Spirit Airlines
01 Dec - 08 Dec	Spirit Airlines
01 Dec - 08 Dec	Delta	direct
04 Dec - 23 Dec	Delta	direct
08 Dec - 25 Dec	Delta	direct
09 Dec - 18 Dec	Delta	direct
31 Dec - 19 Jan	Delta	direct
29 Dec - 14 Jan	Delta
13 Dec - 19 Jan	Delta	direct
12 Dec - 19 Jan	Delta	direct
31 Dec - 18 Jan	Delta	direct
25 Dec - 18 Jan	LATAM Airlines Group
05 Dec - 13 Jan	Spirit Airlines
14 Dec - 16 Jan	Delta	direct
16 Dec - 19 Jan	Spirit Airlines
27 Dec - 15 Jan	Delta

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

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Cheapest return flights from New York to Buenos Aires in December from $641

Return flights