IST to HST
Live, right now. Asia/Kolkata → Pacific/Honolulu
6:48 am in IST is
3:18 pm in HST, the previous day.
06:48 → 15:18 on a 24-hour clock ·
IST → HST
IST now
6:48am
IST · UTC+5:30
Asia/Kolkata
Clocks here do not change — this zone stays on the same offset all year.
HST now
3:18pm
HST · UTC-10
Pacific/Honolulu
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 | HST | 24h | Good to call? |
|---|---|---|---|
| 12am | 8am Wed | 00:00 → 08:30 | asleep in IST |
| 1am | 9am Wed | 01:00 → 09:30 | asleep in IST |
| 2am | 10am Wed | 02:00 → 10:30 | asleep in IST |
| 3am | 11am Wed | 03:00 → 11:30 | asleep in IST |
| 4am | 12pm Wed | 04:00 → 12:30 | asleep in IST |
| 5am | 1pm Wed | 05:00 → 13:30 | asleep in IST |
| 6am now | 2pm Wed | 06:00 → 14:30 | asleep in IST |
| 7am | 3pm Wed | 07:00 → 15:30 | awake, not at work |
| 8am | 4pm Wed | 08:00 → 16:30 | awake, not at work |
| 9am | 5pm Wed | 09:00 → 17:30 | awake, not at work |
| 10am | 6pm Wed | 10:00 → 18:30 | awake, not at work |
| 11am | 7pm Wed | 11:00 → 19:30 | awake, not at work |
| 12pm | 8pm Wed | 12:00 → 20:30 | awake, not at work |
| 1pm | 9pm Wed | 13:00 → 21:30 | awake, not at work |
| 2pm | 10pm Wed | 14:00 → 22:30 | asleep in HST |
| 3pm | 11pm Wed | 15:00 → 23:30 | asleep in HST |
| 4pm | 12am | 16:00 → 00:30 | asleep in HST |
| 5pm | 1am | 17:00 → 01:30 | asleep in HST |
| 6pm | 2am | 18:00 → 02:30 | asleep in HST |
| 7pm | 3am | 19:00 → 03:30 | asleep in HST |
| 8pm | 4am | 20:00 → 04:30 | asleep in HST |
| 9pm | 5am | 21:00 → 05:30 | asleep in HST |
| 10pm | 6am | 22:00 → 06:30 | asleep in HST |
| 11pm | 7am | 23:00 → 07:30 | asleep in IST |
Call times
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.
12am
8am
8am
1am
9am
9am
2am
10am
10am
3am
11am
11am
4am
12pm
12pm
5am
1pm
1pm
6am
2pm
2pm
7am
3pm
3pm
8am
4pm
4pm
9am
5pm
5pm
10am
6pm
6pm
11am
7pm
7pm
12pm
8pm
8pm
1pm
9pm
9pm
2pm
10pm
10pm
3pm
11pm
11pm
4pm
12am
12am
5pm
1am
1am
6pm
2am
2am
7pm
3am
3am
8pm
4am
4am
9pm
5am
5am
10pm
6am
6am
11pm
7am
7am
both at work
work hours here
awake
asleep
Questions people ask
What time is it in HST when it is 6:48 am in IST?
3:18 pm in HST the previous day.
How many hours ahead is HST of IST?
HST is 15 hours 30 minutes behind 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 HST?
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.