AirHint found the following cheapest one-way flights from Chicago (ORD) to Istanbul (SAW) in January 2026 (see full year).
One-Way flights
| 10 Jan | Frontier Airlines | ||
| 20 Jan | Spirit Airlines | ||
| 13 Jan | Frontier Airlines | ||
| 14 Jan | Icelandair | ||
| 07 Jan | Icelandair | ||
| 01 Jan | Aer Lingus | ||
| 02 Jan | Air France |
Also check the deals for return flights from Chicago to Istanbul in January.
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