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