AirHint found the following cheapest one-way flights from Newark (EWR) to Istanbul (IST) in September 2026 (see full year).
One-Way flights
| 09 Sep | Icelandair | ||
| 20 Sep | Icelandair | ||
| 11 Sep | Icelandair | ||
| 18 Sep | Icelandair | ||
| 21 Sep | TAP | ||
| 29 Sep | TAP | ||
| 30 Sep | TAP | ||
| 23 Sep | TAP | ||
| 04 Sep | SWISS | ||
| 05 Sep | Icelandair |
Also check the deals for return flights from Newark to Istanbul in September.
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