Istanbul is 1 hour ahead of Johannesburg. Neither observes daylight saving time, so the difference stays the same all year.

IstanbulJohannesburg

Sunrise 5:51 AMSunset 8:31 PM(local)

Sunrise 6:53 AMSunset 5:37 PM(local)

IstanbulUTC+3
JohannesburgUTC+2

🇹🇷 Istanbul

Dialing code+90
Population15,701,602
Coordinates41.01°N, 28.95°E
Elevation39 m

🇿🇦 Johannesburg

Dialing code+27
Population9,418,183
Coordinates26.20°S, 28.04°E
Elevation1,767 m

Best time for a call: 10:00–18:00 in IstanbulAdd to calendar

Working hours assumed 9:00–18:00.

Frequently asked questions

What is the time difference between Istanbul and Johannesburg?
Istanbul is 1 hour ahead of Johannesburg. Use the side-by-side clocks and the day/night strips above to convert any hour between them.
When is the best time to call between Istanbul and Johannesburg?
The best window to call is 10:00–18:00 Istanbul time, when working hours overlap in both cities. Pick an hour on the strips to add it to your calendar.
Why does the time difference between Istanbul and Johannesburg change?
It doesn't — neither Istanbul nor Johannesburg observes daylight saving time, so the difference between them stays the same all year.