Cheapest one-way flights from Newark to Buenos Aires in December from 279€

AirHint found the following cheapest one-way flights from Newark (EWR) to Buenos Aires (EZE) in December 2025 (see full year).

One-Way flights

15 Dec Spirit Airlines
12 Dec Spirit Airlines
11 Dec Spirit Airlines
14 Dec Spirit Airlines
10 Dec Spirit Airlines
03 Dec Spirit Airlines
07 Dec Frontier Airlines
01 Dec Spirit Airlines
29 Dec Spirit Airlines
30 Dec Frontier Airlines

Also check the deals for return flights from Newark to Buenos Aires in December.

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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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