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