Time in Guna vs Istanbul
Guna keeps IST (UTC+5:30) and Istanbul keeps UTC+3 (UTC+3) today. Istanbul is 2½ hours behind Guna; 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: 09:00–16:00 in Istanbul (11:00–18:00 your time).
| City | 00:00 in Guna | 01:00 in Guna | 02:00 in Guna | 03:00 in Guna | 04:00 in Guna | 05:00 in Guna | 06:00 in Guna | 07:00 in Guna | 08:00 in Guna | 09:00 in Guna | 10:00 in Guna | 11:00 in Guna | 12:00 in Guna | 13:00 in Guna | 14:00 in Guna | 15:00 in Guna | 16:00 in Guna | 17:00 in Guna | 18:00 in Guna | 19:00 in Guna | 20:00 in Guna | 21:00 in Guna | 22:00 in Guna | 23:00 in Guna |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Guna—— | 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 Guna and Istanbul
Best hours to call
11:00 in Guna
Inside working hours on both sides
09:00 in Istanbul
12:00 in Guna
Inside working hours on both sides
10:00 in Istanbul
13:00 in Guna
Inside working hours on both sides
11:00 in Istanbul
14:00 in Guna
Inside working hours on both sides
12:00 in Istanbul
Where daylight saving pulls them apart
Neither Guna nor Istanbul changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is Istanbul of Guna?
Istanbul is 2½ hours behind Guna right now. The gap is not fixed: it moves whenever either side changes its clocks.
What is the best time to call between Guna and Istanbul?
Any hour in 11:00–18:00 Guna time is inside working hours in both cities.
Do Guna and Istanbul change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.