AirHint found the following cheapest one-way flights from Newark (EWR) to Buenos Aires (AEP) in September 2026 (see full year).
One-Way flights
| 01 Sep | Spirit Airlines | ||
| 06 Sep | Arajet | ||
| 13 Sep | Arajet | ||
| 22 Sep | Arajet | ||
| 09 Sep | jetBlue | ||
| 23 Sep | LATAM Airlines Group | ||
| 11 Sep | LATAM Airlines Group | ||
| 18 Sep | LATAM Airlines Group |
Also check the deals for return flights from Newark to Buenos Aires in September.
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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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