IST to ICT
Converting a fixed time. Asia/Kolkata → Asia/Bangkok
7:45 pm in IST is
9:15 pm in ICT.
19:45 → 21:15 on a 24-hour clock ·
IST → UTC+7
IST now
10:16pm
IST · UTC+5:30
Asia/Kolkata
Clocks here do not change — this zone stays on the same offset all year.
ICT now
11:46pm
UTC+7 · UTC+7
Asia/Bangkok
Clocks here do not change — this zone stays on the same offset all year.
Convert a specific time minutes work, not just whole hours
Hour by hour
| IST | ICT | 24h | Good to call? |
|---|---|---|---|
| 12am | 1am | 00:00 → 01:30 | asleep in ICT |
| 1am | 2am | 01:00 → 02:30 | asleep in ICT |
| 2am | 3am | 02:00 → 03:30 | asleep in ICT |
| 3am | 4am | 03:00 → 04:30 | asleep in ICT |
| 4am | 5am | 04:00 → 05:30 | asleep in ICT |
| 5am | 6am | 05:00 → 06:30 | asleep in ICT |
| 6am | 7am | 06:00 → 07:30 | asleep in IST |
| 7am | 8am | 07:00 → 08:30 | awake, not at work |
| 8am | 9am | 08:00 → 09:30 | awake, not at work |
| 9am | 10am | 09:00 → 10:30 | both at work |
| 10am | 11am | 10:00 → 11:30 | both at work |
| 11am | 12pm | 11:00 → 12:30 | both at work |
| 12pm | 1pm | 12:00 → 13:30 | both at work |
| 1pm | 2pm | 13:00 → 14:30 | both at work |
| 2pm | 3pm | 14:00 → 15:30 | both at work |
| 3pm | 4pm | 15:00 → 16:30 | both at work |
| 4pm | 5pm | 16:00 → 17:30 | awake, not at work |
| 5pm | 6pm | 17:00 → 18:30 | awake, not at work |
| 6pm | 7pm | 18:00 → 19:30 | awake, not at work |
| 7pm | 8pm | 19:00 → 20:30 | awake, not at work |
| 8pm | 9pm | 20:00 → 21:30 | awake, not at work |
| 9pm | 10pm | 21:00 → 22:30 | asleep in ICT |
| 10pm now | 11pm | 22:00 → 23:30 | asleep in ICT |
| 11pm | 12am Fri | 23:00 → 00:30 | asleep in ICT |
Call times
Both places are at work between 9am and 16:00 in Kolkata — 10am to 4pm at the other end.
12am
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both at work
work hours here
awake
asleep
Questions people ask
What time is it in ICT when it is 7:45 pm in IST?
9:15 pm in ICT the same day.
How many hours ahead is ICT of IST?
ICT is 1 hour 30 minutes ahead IST. Neither place changes its clocks, so that gap is the same all year. The table on this page is recalculated for today, so it is already correct for the current season.
What is the best time to call between IST and ICT?
Both places are at work between 9am and 16:00 in Kolkata — 10am to 4pm at the other end.