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EST to GST converter
Eastern Time
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Gulf Standard Time
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Gulf Standard Time is 8 hours ahead of Eastern Time for most of the year, and 9 hours ahead of for part of it, because the two change their clocks on different dates (or only one of them changes at all).
When does the difference change?
In 2026:
- January 1 to March 7: Gulf Standard Time is 9 hours ahead of Eastern Time
- March 8 to October 31: Gulf Standard Time is 8 hours ahead of Eastern Time
- November 1 to December 31: Gulf Standard Time is 9 hours ahead of Eastern Time
Questions
What time is 9 AM EST in GST?
For most of the year, 9 AM Eastern Time is 5 PM Gulf Standard Time. For part of the year it is 6 PM, because of daylight saving time.
How many hours ahead or behind is GST from EST?
Gulf Standard Time is 8 hours ahead of Eastern Time for most of the year, and 9 hours ahead of for part of it, because the two change their clocks on different dates (or only one of them changes at all).
Does the EST to GST difference change?
Yes. It changes 2 times in 2026 because of daylight saving time.
About these time zones
EST to GST, hour by hour
| Eastern Time | Gulf Standard Time |
|---|---|
| 12 AM | 8 AM |
| 1 AM | 9 AM |
| 2 AM | 10 AM |
| 3 AM | 11 AM |
| 4 AM | 12 PM |
| 5 AM | 1 PM |
| 6 AM | 2 PM |
| 7 AM | 3 PM |
| 8 AM | 4 PM |
| 9 AM | 5 PM |
| 10 AM | 6 PM |
| 11 AM | 7 PM |
| 12 PM | 8 PM |
| 1 PM | 9 PM |
| 2 PM | 10 PM |
| 3 PM | 11 PM |
| 4 PM | 12 AM (next day) |
| 5 PM | 1 AM (next day) |
| 6 PM | 2 AM (next day) |
| 7 PM | 3 AM (next day) |
| 8 PM | 4 AM (next day) |
| 9 PM | 5 AM (next day) |
| 10 PM | 6 AM (next day) |
| 11 PM | 7 AM (next day) |
Based on the clocks on Monday, October 12, 2026. Use the converter above for another date.