Istanbul and Hong Kong Time Zone Comparison
Istanbul and Hong Kong are two major cities that sit in noticeably different time zones. Geographically, Istanbul sits in the Middle East while Hong Kong is located in Asia.
Istanbul is always 5 hours behind Hong Kong, with no seasonal change, since neither city's daylight saving rules shift this relationship.
With a moderate gap like this, it's worth checking the suggested call window above before scheduling a meeting between Istanbul and Hong Kong.