Time in Istanbul vs Sōka
Istanbul keeps UTC+3 (UTC+3) and Sōka keeps JST (UTC+9) today. Sōka is 6 hours ahead of Istanbul; the rows below read both clocks live.
The working day, side by side
Hours shaded in both rows are inside working hours in both cities: 15:00–18:00 in Sōka (09:00–12:00 your time).
| City | 00:00 in Istanbul | 01:00 in Istanbul | 02:00 in Istanbul | 03:00 in Istanbul | 04:00 in Istanbul | 05:00 in Istanbul | 06:00 in Istanbul | 07:00 in Istanbul | 08:00 in Istanbul | 09:00 in Istanbul | 10:00 in Istanbul | 11:00 in Istanbul | 12:00 in Istanbul | 13:00 in Istanbul | 14:00 in Istanbul | 15:00 in Istanbul | 16:00 in Istanbul | 17:00 in Istanbul | 18:00 in Istanbul | 19:00 in Istanbul | 20:00 in Istanbul | 21:00 in Istanbul | 22:00 in Istanbul | 23:00 in Istanbul |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Istanbul—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Sōka—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
- Working hours
- Shoulder
- Night
- Overlap
Do more with Istanbul and Sōka
Best hours to call
09:00 in Istanbul
Inside working hours on both sides
15:00 in Sōka
10:00 in Istanbul
Inside working hours on both sides
16:00 in Sōka
11:00 in Istanbul
Inside working hours on both sides
17:00 in Sōka
Where daylight saving pulls them apart
Neither Istanbul nor Sōka changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is Sōka of Istanbul?
Sōka is 6 hours ahead of Istanbul right now. The gap is not fixed: it moves whenever either side changes its clocks.
What is the best time to call between Istanbul and Sōka?
Any hour in 09:00–12:00 Istanbul time is inside working hours in both cities.
Do Istanbul and Sōka change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.