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HST to GST converter
Hawaii Time
—
Gulf Standard Time
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Gulf Standard Time is always 14 hours ahead of Hawaii Time.
When does the difference change?
The difference stays the same all year: GST is 14 hours ahead of HST.
Questions
What time is 9 AM HST in GST?
9 AM Hawaii Time is 11 PM Gulf Standard Time.
How many hours ahead or behind is GST from HST?
Gulf Standard Time is always 14 hours ahead of Hawaii Time.
Does the HST to GST difference change?
No, it stays the same all year.
About these time zones
HST to GST, hour by hour
| Hawaii Time | Gulf Standard Time |
|---|---|
| 12 AM | 2 PM |
| 1 AM | 3 PM |
| 2 AM | 4 PM |
| 3 AM | 5 PM |
| 4 AM | 6 PM |
| 5 AM | 7 PM |
| 6 AM | 8 PM |
| 7 AM | 9 PM |
| 8 AM | 10 PM |
| 9 AM | 11 PM |
| 10 AM | 12 AM (next day) |
| 11 AM | 1 AM (next day) |
| 12 PM | 2 AM (next day) |
| 1 PM | 3 AM (next day) |
| 2 PM | 4 AM (next day) |
| 3 PM | 5 AM (next day) |
| 4 PM | 6 AM (next day) |
| 5 PM | 7 AM (next day) |
| 6 PM | 8 AM (next day) |
| 7 PM | 9 AM (next day) |
| 8 PM | 10 AM (next day) |
| 9 PM | 11 AM (next day) |
| 10 PM | 12 PM (next day) |
| 11 PM | 1 PM (next day) |
Based on the clocks on Monday, October 12, 2026. Use the converter above for another date.