IST to HST Converter

HST is 15 hours 30 minutes behind IST right now.

India Standard Time—IST
Hawaii Time—HST

IST to HST conversion table

Based on today's offsets (IST UTC+5:30, HST UTC−10). Business hours are highlighted.

ISTHST
12:00 AM8:30 AM (previous day)
1:00 AM9:30 AM (previous day)
2:00 AM10:30 AM (previous day)
3:00 AM11:30 AM (previous day)
4:00 AM12:30 PM (previous day)
5:00 AM1:30 PM (previous day)
6:00 AM2:30 PM (previous day)
7:00 AM3:30 PM (previous day)
8:00 AM4:30 PM (previous day)
9:00 AM5:30 PM (previous day)
10:00 AM6:30 PM (previous day)
11:00 AM7:30 PM (previous day)
12:00 PM8:30 PM (previous day)
1:00 PM9:30 PM (previous day)
2:00 PM10:30 PM (previous day)
3:00 PM11:30 PM (previous day)
4:00 PM12:30 AM
5:00 PM1:30 AM
6:00 PM2:30 AM
7:00 PM3:30 AM
8:00 PM4:30 AM
9:00 PM5:30 AM
10:00 PM6:30 AM
11:00 PM7:30 AM

Questions

What is the time difference between IST and HST?

Right now HST is 15 hours 30 minutes behind IST. Neither zone uses daylight saving time, so the gap is the same all year.

How do I convert IST to HST?

Subtract 15 hours 30 minutes from the IST time. For example, 12:00 PM IST is 8:30 PM HST (previous day).