Cheapest return flights from Newark to Buenos Aires in March from $614

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

Return flights

25 Mar - 30 Mar Spirit Airlines
18 Mar - 30 Mar Spirit Airlines
27 Mar - 15 Apr Spirit Airlines
18 Mar - 06 Apr Spirit Airlines
21 Mar - 30 Mar Spirit Airlines
15 Mar - 19 Mar Spirit Airlines
05 Mar - 24 Mar Spirit Airlines
05 Mar - 18 Mar Spirit Airlines
05 Mar - 25 Mar Spirit Airlines
10 Mar - 19 Mar Arajet
26 Mar - 06 Apr Spirit Airlines
05 Mar - 10 Mar Spirit Airlines
06 Mar - 16 Mar Spirit Airlines
25 Mar - 07 Apr Spirit Airlines
27 Mar - 07 Apr Spirit Airlines
22 Mar - 06 Apr Spirit Airlines
29 Mar - 26 Apr Arajet
27 Mar - 04 Apr Spirit Airlines
31 Mar - 10 Apr Arajet
21 Mar - 06 Apr Spirit Airlines

Also check the deals for one-way flights from Newark to Buenos Aires in March.

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