AirHint found the following cheapest one-way flights from Chicago (ORD) to Istanbul (IST) in April 2026 (see full year).
One-Way flights
| 19 Apr | Icelandair | ||
| 17 Apr | Icelandair | ||
| 14 Apr | Icelandair | ||
| 13 Apr | Icelandair | ||
| 18 Apr | Icelandair | ||
| 10 Apr | Icelandair | ||
| 24 Apr | Icelandair | ||
| 29 Apr | Icelandair | ||
| 07 Apr | Icelandair | ||
| 11 Apr | Icelandair |
Also check the deals for return flights from Chicago to Istanbul in April.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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