AirHint found the following cheapest one-way flights from Chicago (ORD) to Istanbul (IST) in August 2026 (see full year).
One-Way flights
| 02 Aug | SWISS | ||
| 30 Aug | SWISS | ||
| 08 Aug | Austrian Airlines | ||
| 29 Aug | Air Serbia | ||
| 02 Aug | Turkish Airlines | direct | |
| 08 Aug | Turkish Airlines | direct | |
| 30 Aug | Turkish Airlines | direct | |
| 29 Aug | Turkish Airlines | direct |
Also check the deals for return flights from Chicago to Istanbul in August.
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