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