Istanbul is 1 hour ahead of Cairo. Istanbul uses TRT (UTC+3). Cairo uses EET (UTC+2).
When it's 12:00 PM in Cairo, it's 1:00 PM in Istanbul.
Most hours work! With only a 1 hour difference, business hours overlap almost entirely.
Istanbul and Cairo are both major regional hubs. Turkish Airlines and EgyptAir operate multiple daily direct flights taking about 2 hours.