Offset
The time difference between Istanbul and Sapporo is 6 hours.
Istanbul (TRT) is behind Sapporo (JST).
TRT: UTC+3
JST: UTC+9
Neither Istanbul nor Sapporo is currently observing daylight saving time.
When to schedule
Business-hours overlap: 9 AM–11 AM in Istanbul (3 PM–5 PM in Sapporo).
Both teams are in working hours during this window on weekdays.
Suggested time: 10:00 AM Istanbul (4:00 PM Sapporo).
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Turkey
- New Year's DayThu, Jan 1
- National Independence & Children's DayThu, Apr 23
- Labour DayFri, May 1
- Atatürk Commemoration & Youth DayTue, May 19
- Democracy and National Unity DayWed, Jul 15
- Victory DaySun, Aug 30
- Republic DayThu, Oct 29
Japan
- New Year's DayThu, Jan 1
- Coming of Age DayMon, Jan 12
- Foundation DayWed, Feb 11
- The Emperor's BirthdayMon, Feb 23
- Vernal Equinox DayFri, Mar 20
- Shōwa DayWed, Apr 29
- Constitution Memorial DayWed, May 6
- Greenery DayMon, May 4
- Children's DayTue, May 5
- Marine DayMon, Jul 20
- Mountain DayTue, Aug 11
- Respect for the Aged DayMon, Sep 21
- Autumnal Equinox DayWed, Sep 23
- Sports DayMon, Oct 12
- Culture DayTue, Nov 3
- Labour Thanksgiving DayMon, Nov 23
About these zones
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Istanbul | Sapporo | Day |
|---|---|---|
| 12:00 am | 6:00 am | Same day |
| 1:00 am | 7:00 am | Same day |
| 2:00 am | 8:00 am | Same day |
| 3:00 am | 9:00 am | Same day |
| 4:00 am | 10:00 am | Same day |
| 5:00 am | 11:00 am | Same day |
| 6:00 am | 12:00 pm | Same day |
| 7:00 am | 1:00 pm | Same day |
| 8:00 am | 2:00 pm | Same day |
| 9:00 am | 3:00 pm | Same day |
| 10:00 am | 4:00 pm | Same day |
| 11:00 am | 5:00 pm | Same day |
| 12:00 pm | 6:00 pm | Same day |
| 1:00 pm | 7:00 pm | Same day |
| 2:00 pm | 8:00 pm | Same day |
| 3:00 pm | 9:00 pm | Same day |
| 4:00 pm | 10:00 pm | Same day |
| 5:00 pm | 11:00 pm | Same day |
| 6:00 pm | 12:00 am | +1 day |
| 7:00 pm | 1:00 am | +1 day |
| 8:00 pm | 2:00 am | +1 day |
| 9:00 pm | 3:00 am | +1 day |
| 10:00 pm | 4:00 am | +1 day |
| 11:00 pm | 5:00 am | +1 day |
Daylight saving time
Neither Istanbul nor Sapporo observes daylight saving time. The offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:33 AM
- Sunset
- 8:36 PM
- Day length
- 15h 4m
- Sunrise
- 3:56 AM
- Sunset
- 7:14 PM
- Day length
- 15h 18m
Daylight overlap: 7h 41m — 5:33 AM–1:14 PM in Istanbul (11:33 AM–7:14 PM in Sapporo). Both locations are in daylight during this window.
Cities in these zones
Other cities in Turkey Time
Other cities in Japan Standard Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Turkey Time
- IST
- SAW
- ESB
- YEI
- ADB
- GZT
- DIY
- ADA
- COV
- ASR
Airports in Japan Standard Time
- HND
- NRT
- ITM
- KIX
- UKB
- NGO
- NKM
- CTS
- OKD
- FUK
Related conversions
Common conversions
- What is 9:00 am Istanbul in Sapporo?
- 9:00 am Istanbul is 3:00 pm Sapporo.
- What is 12:00 pm Istanbul in Sapporo?
- 12:00 pm Istanbul is 6:00 pm Sapporo.
- What is 12:30 pm Istanbul in Sapporo?
- 12:30 pm Istanbul is 6:30 pm Sapporo.
- What is 2:00 pm Istanbul in Sapporo?
- 2:00 pm Istanbul is 8:00 pm Sapporo.
- What is 5:00 pm Istanbul in Sapporo?
- 5:00 pm Istanbul is 11:00 pm Sapporo.
- What is 11:30 pm Istanbul in Sapporo?
- 11:30 pm Istanbul is 5:30 am Sapporo, the next day.