AirHint found the following cheapest one-way flights from Chicago (ORD) to Istanbul (IST) in July 2026 (see full year).
One-Way flights
| 14 Jul | SWISS | ||
| 24 Jul | TAP | ||
| 23 Jul | TAP | ||
| 14 Jul | Turkish Airlines | direct | |
| 23 Jul | Turkish Airlines | direct | |
| 24 Jul | Turkish Airlines | direct |
Also check the deals for return flights from Chicago to Istanbul in July.
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