Cheapest return flights from Newark to Buenos Aires in March from $765

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

Return flights

12 Mar - 20 Mar Arajet
02 Mar - 09 Mar Spirit Airlines
19 Mar - 28 Mar Arajet
30 Mar - 09 Apr Arajet
30 Mar - 10 Apr Arajet
30 Mar - 11 Apr Arajet
27 Mar - 05 Apr Arajet
16 Mar - 23 Mar LATAM Airlines Group
12 Mar - 24 Mar Austrian Airlines

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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