Cheapest return flights from New York to Buenos Aires in March from 964€

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

Return flights

24 Mar - 07 Apr Frontier Airlines
26 Mar - 03 Apr Frontier Airlines
31 Mar - 07 Apr LATAM Airlines Group
30 Mar - 13 Apr LATAM Airlines Group
25 Mar - 01 Apr Frontier Airlines
24 Mar - 31 Mar Spirit Airlines
23 Mar - 26 Mar Spirit Airlines
26 Mar - 17 Apr Spirit Airlines
27 Mar - 04 Apr LATAM Airlines Group
25 Mar - 07 Apr Frontier Airlines
25 Mar - 06 Apr Spirit Airlines
26 Mar - 01 Apr Spirit Airlines
26 Mar - 29 Mar Frontier Airlines
21 Mar - 22 Mar Spirit Airlines

Also check the deals for one-way 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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