AirHint found the following cheapest one-way flights from Newark (EWR) to Buenos Aires (EZE) in September 2026 (see full year).
One-Way flights
| 17 Sep | Arajet | ||
| 08 Sep | Arajet | ||
| 15 Sep | Arajet | ||
| 22 Sep | Arajet | ||
| 21 Sep | Frontier Airlines | ||
| 14 Sep | Frontier Airlines | ||
| 02 Sep | Frontier Airlines | ||
| 18 Sep | Arajet | ||
| 09 Sep | Air Canada |
Also check the deals for return flights from Newark to Buenos Aires in September.
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