AirHint found the following cheapest one-way flights from Newark (EWR) to Istanbul (IST) in December 2025 (see full year).
One-Way flights
| 07 Dec | TAP | ||
| 06 Dec | TAP | ||
| 09 Dec | Icelandair | ||
| 10 Dec | FrenchBee | ||
| 08 Dec | Icelandair | ||
| 13 Dec | Spirit Airlines | ||
| 28 Dec | TAP | ||
| 12 Dec | FrenchBee | ||
| 25 Dec | Air Canada | ||
| 11 Dec | Aer Lingus |
Also check the deals for return flights from Newark to Istanbul in December.
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