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GST to IST converter
Gulf Standard Time
—
India Standard Time
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India Standard Time is always 1 hour 30 minutes ahead of Gulf Standard Time.
When does the difference change?
The difference stays the same all year: IST is 1 hour 30 minutes ahead of GST.
Questions
What time is 9 AM GST in IST?
9 AM Gulf Standard Time is 10:30 AM India Standard Time.
How many hours ahead or behind is IST from GST?
India Standard Time is always 1 hour 30 minutes ahead of Gulf Standard Time.
Does the GST to IST difference change?
No, it stays the same all year.
About these time zones
GST to IST, hour by hour
| Gulf Standard Time | India Standard Time |
|---|---|
| 12 AM | 1:30 AM |
| 1 AM | 2:30 AM |
| 2 AM | 3:30 AM |
| 3 AM | 4:30 AM |
| 4 AM | 5:30 AM |
| 5 AM | 6:30 AM |
| 6 AM | 7:30 AM |
| 7 AM | 8:30 AM |
| 8 AM | 9:30 AM |
| 9 AM | 10:30 AM |
| 10 AM | 11:30 AM |
| 11 AM | 12:30 PM |
| 12 PM | 1:30 PM |
| 1 PM | 2:30 PM |
| 2 PM | 3:30 PM |
| 3 PM | 4:30 PM |
| 4 PM | 5:30 PM |
| 5 PM | 6:30 PM |
| 6 PM | 7:30 PM |
| 7 PM | 8:30 PM |
| 8 PM | 9:30 PM |
| 9 PM | 10:30 PM |
| 10 PM | 11:30 PM |
| 11 PM | 12:30 AM (next day) |
Based on the clocks on Monday, October 12, 2026. Use the converter above for another date.