Cheapest one-way flights from New York to Buenos Aires in March from 188€

AirHint found the following cheapest one-way flights from New York (LGA) to Buenos Aires (EZE) in March 2026 (see full year).

One-Way flights

15 Mar Frontier Airlines
24 Mar Frontier Airlines
29 Mar Frontier Airlines
22 Mar Spirit Airlines
17 Mar Frontier Airlines
23 Mar Spirit Airlines
19 Mar Frontier Airlines
20 Mar Spirit Airlines
04 Mar Spirit Airlines
12 Mar Frontier Airlines

Also check the deals for return flights from New York to Buenos Aires in March.

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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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