Istanbul and Chicago Time Zone Comparison
Anyone curious about the time difference between Istanbul and Chicago usually also wants to know a bit about each city. Istanbul is one of the well-known cities of the Middle East, while Chicago is a notable city of North America.
Because Istanbul and/or Chicago observe daylight saving time for part of the year, the gap between them isn't fixed — it ranges between 8 and 9 hours depending on the season.
With a gap this large, business hours barely overlap between Istanbul and Chicago — an early morning or a late evening on one side is usually needed to connect with the other.