Istanbul Time to JST Converter
JST is 6 hours ahead of TRT. 9:00 AM TRT = 3:00 PM JST.
JST is 6 hours ahead of TRT. To convert Istanbul Time to JST, add 6 hours to the Istanbul Time time: 9:00 AM TRT = 3:00 PM JST.
Istanbul Time (Istanbul time) is used in Istanbul, Turkey. JST (Japan Time) is used in Japan.
Istanbul Time to JST time conversion table
Istanbul Time to JST on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Istanbul Time | JST | Day |
|---|---|---|
| 12:00 AM TRT | 6:00 AM JST | — |
| 1:00 AM TRT | 7:00 AM JST | — |
| 2:00 AM TRT | 8:00 AM JST | — |
| 3:00 AM TRT | 9:00 AM JST | — |
| 4:00 AM TRT | 10:00 AM JST | — |
| 5:00 AM TRT | 11:00 AM JST | — |
| 6:00 AM TRT | 12:00 PM JST | — |
| 7:00 AM TRT | 1:00 PM JST | — |
| 8:00 AM TRT | 2:00 PM JST | — |
| 9:00 AM TRT | 3:00 PM JST | work hours |
| 10:00 AM TRT | 4:00 PM JST | work hours |
| 11:00 AM TRT | 5:00 PM JST | — |
| 12:00 PM TRT | 6:00 PM JST | — |
| 1:00 PM TRT | 7:00 PM JST | — |
| 2:00 PM TRT | 8:00 PM JST | — |
| 3:00 PM TRT | 9:00 PM JST | — |
| 4:00 PM TRT | 10:00 PM JST | night |
| 5:00 PM TRT | 11:00 PM JST | night |
| 6:00 PM TRT | 12:00 AM JST | next day |
| 7:00 PM TRT | 1:00 AM JST | next day |
| 8:00 PM TRT | 2:00 AM JST | next day |
| 9:00 PM TRT | 3:00 AM JST | next day |
| 10:00 PM TRT | 4:00 AM JST | next day |
| 11:00 PM TRT | 5:00 AM JST | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert Istanbul Time to JST
Add 6 hours to the Istanbul Time time to get JST.
Example: 9:00 AM TRT = 3:00 PM JST.
Across midnight: 10:00 PM TRT = 4:00 AM JST (next day). The date changes, so always check the day as well as the hour.
Time difference between Istanbul Time and JST
The time difference between Istanbul Time and JST is 6 hours all year – JST is ahead of TRT.
Istanbul Time and JST during daylight saving time
- Istanbul Time does not observe daylight saving time; it stays on UTC+3 all year.
- JST does not observe daylight saving time; it stays on UTC+9 all year.
Best time for a meeting between Istanbul Time and JST
Istanbul Time and JST share 2 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 11:00 AM TRT lands between 3:00 PM and 5:00 PM JST, inside working hours for both.
Istanbul Time to JST FAQ
What is the time difference between Istanbul Time and JST?
JST is 6 hours ahead of TRT all year. 9:00 AM TRT = 3:00 PM JST.
What is 9 AM Istanbul Time in JST?
9:00 AM TRT is 3:00 PM JST.
What is 12 PM (noon) Istanbul Time in JST?
12:00 PM TRT is 6:00 PM JST.
Is JST ahead of or behind Istanbul Time?
JST is 6 hours ahead of TRT, so it is later in JST than in Istanbul Time.
Does Istanbul Time change for daylight saving time?
No. Istanbul Time stays on the same offset all year, so conversions never shift for daylight saving time.
Does JST change for daylight saving time?
No. JST stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between Istanbul Time and JST?
Istanbul Time and JST share 2 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 11:00 AM TRT lands between 3:00 PM and 5:00 PM JST, inside working hours for both.
Related conversions
Convert JST to Istanbul Time
Convert Istanbul Time to other time zones
Convert other time zones to JST
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.