Cheapest return flights from Newark to Buenos Aires in March from 549€

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

Return flights

15 Mar - 23 Mar Spirit Airlines
17 Mar - 24 Mar Spirit Airlines
23 Mar - 30 Mar Spirit Airlines
15 Mar - 31 Mar Spirit Airlines
16 Mar - 26 Mar Spirit Airlines
13 Mar - 24 Mar Frontier Airlines
15 Mar - 22 Apr Spirit Airlines
14 Mar - 23 Mar Spirit Airlines
16 Mar - 23 Mar Spirit Airlines
01 Mar - 23 Mar Arajet
17 Mar - 23 Mar Spirit Airlines
25 Mar - 07 Apr Spirit Airlines
27 Mar - 05 Apr Spirit Airlines
31 Mar - 05 Apr Spirit Airlines
28 Mar - 05 Apr LATAM Airlines Group
15 Mar - 06 Apr TAP

Also check the deals for one-way flights from Newark 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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