Medellín is 7 hours behind Cairo
Best overlap: 3:00 PM to 6:00 PM in Cairo is 8:00 AM to 11:00 AM in Medellín.
Both offices are open during 3:00 PM to 6:00 PM Cairo time, which is 8:00 AM to 11:00 AM in Medellín. Medellín is 7 hours behind Cairo. That leaves about 3 hours of common time — enough for a meeting or two, so use it deliberately. The window above shifts seasonally: Cairo keeps daylight saving while Medellín ignores it.