HST: Hawaii-Aleutian Standard Time
Hawaii-Aleutian Standard Time (HST). Hawaii, which stays on UTC−10 all year and does not observe daylight saving time.
No clock change is scheduled; the offset stays the same all year.
HST to IST: Hawaii-Aleutian Standard Time to India Standard Time
15 hours 30 minutes ahead of HST
IST compared with HST, right now. Swap: IST to HST ⇄
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HST to IST conversion table
For Tuesday, November 3, 2026. Rows where both places are inside 9 AM–5 PM are highlighted.
| HST | IST |
|---|---|
| 12:00 AM | 3:30 PM |
| 1:00 AM | 4:30 PM |
| 2:00 AM | 5:30 PM |
| 3:00 AM | 6:30 PM |
| 4:00 AM | 7:30 PM |
| 5:00 AM | 8:30 PM |
| 6:00 AM | 9:30 PM |
| 7:00 AM | 10:30 PM |
| 8:00 AM | 11:30 PM |
| 9:00 AM | 12:30 AM (next day) |
| 10:00 AM | 1:30 AM (next day) |
| 11:00 AM | 2:30 AM (next day) |
| 12:00 PM | 3:30 AM (next day) |
| 1:00 PM | 4:30 AM (next day) |
| 2:00 PM | 5:30 AM (next day) |
| 3:00 PM | 6:30 AM (next day) |
| 4:00 PM | 7:30 AM (next day) |
| 5:00 PM | 8:30 AM (next day) |
| 6:00 PM | 9:30 AM (next day) |
| 7:00 PM | 10:30 AM (next day) |
| 8:00 PM | 11:30 AM (next day) |
| 9:00 PM | 12:30 PM (next day) |
| 10:00 PM | 1:30 PM (next day) |
| 11:00 PM | 2:30 PM (next day) |
About these time zones
IST: India Standard Time
India Standard Time (IST). All of India, including Mumbai, New Delhi, Bengaluru and Kolkata. IST is UTC+5:30 all year. IST can also mean Irish or Israel Standard Time; this page means India.
No clock change is scheduled; the offset stays the same all year.
Questions about HST and IST time
What is the time difference between HST and IST?
IST is 15 hours 30 minutes ahead of HST. Neither side uses daylight saving time, so the difference is the same all year.
When it is 9:00 AM in HST, what time is it in IST?
On Tuesday, November 3, 2026, 9:00 AM in HST was 12:30 AM (next day) in IST. The conversion table above shows today’s values.
Do the clocks change in HST or IST?
HST does not change its clocks. IST does not change its clocks.
Is HST the same as HST?
Hawaii-Aleutian Standard Time does not use daylight saving time, so HST applies all year.
Related conversions
- HST to UTC
- HST to GMT
- HST to EST
- HST to CST
- HST to MST
- HST to PST
- HST to AKST
- HST to AST
- HST to BST
- HST to CET
- HST to EET
- HST to PKT
- HST to SGT
- HST to PHT
- HST to JST
- HST to KST
- HST to AEST
- HST to NZST
- UTC to IST
- GMT to IST
- EST to IST
- CST to IST
- MST to IST
- PST to IST
- AKST to IST
- AST to IST
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