HST to IST time converter
India Standard Time (IST) is 15 hours 30 minutes ahead of Hawaii Time (HST) all year round. Use the grid below to line up Honolulu and New Delhi: drag the cursor across the day, and working hours (9 AM–5 PM) are highlighted in every row so you can spot a slot that suits both sides.
Right now it is 23:43 HST in Honolulu and 15:13 IST in New Delhi.
Mon, Oct 19
Honolulu home
23:43
Mon, Oct 19 · UTC-10
Kolkata
15:13 +1
Tue, Oct 20 · UTC+5:30
2/10 zones · drag the tape, scroll sideways or use the arrow keys; Home jumps back to now.
HST to IST: frequently asked
What is the time difference between HST and IST?
India Standard Time (IST) is 15 hours 30 minutes ahead of Hawaii Time (HST) all year round.
What time is 9 AM HST in IST?
9:00 AM HST is 12:30 AM IST the next day.
When do working hours overlap between Honolulu and New Delhi?
Standard 9:00 AM–5:00 PM working hours never overlap. The closest fit is 1:30 AM HST, which is 5:00 PM IST.