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

Return flights

12 Mar - 19 Mar	Arajet
09 Mar - 19 Mar	Arajet
07 Mar - 12 Mar	Arajet
20 Mar - 25 Mar	Arajet
19 Mar - 06 Apr	Arajet
22 Mar - 26 Mar	Arajet
05 Mar - 19 Mar	Arajet
04 Mar - 09 Mar	Delta
05 Mar - 11 Mar	Spirit Airlines
07 Mar - 10 Mar	Arajet
09 Mar - 22 Mar	Arajet
26 Mar - 11 Apr	Arajet
23 Mar - 07 Apr	Arajet
29 Mar - 13 Apr	Arajet
27 Mar - 11 Apr	Spirit Airlines
18 Mar - 08 Apr	Spirit Airlines
30 Mar - 15 Apr	Arajet
27 Mar - 10 Apr	Spirit Airlines

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

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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Cheapest return flights from Newark to Buenos Aires in March from 573€

Return flights