GST to GMT Time Converter
Convert Gulf Standard Time to Greenwich Mean Time instantly.
Scroll the timeline to check any hour of the day.
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How the GST to GMT time difference works
GMT is 4 hours behind GST. Gulf Standard Time (GST) is the time zone of the United Arab Emirates and Oman.
Greenwich Mean Time (GMT) is the fixed UTC+0 reference time, used by the United Kingdom and Ireland in winter.
For example, 9:00 AM GST is 5:00 AM GMT.
Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
GST to GMT conversion chart
| Gulf Standard Time (GST) |
Greenwich Mean Time (GMT) |
| 12:00 AM |
8:00 PM -1 day |
| 1:00 AM |
9:00 PM -1 day |
| 2:00 AM |
10:00 PM -1 day |
| 3:00 AM |
11:00 PM -1 day |
| 4:00 AM |
12:00 AM |
| 5:00 AM |
1:00 AM |
| 6:00 AM |
2:00 AM |
| 7:00 AM |
3:00 AM |
| 8:00 AM |
4:00 AM |
| 9:00 AM |
5:00 AM |
| 10:00 AM |
6:00 AM |
| 11:00 AM |
7:00 AM |
| 12:00 PM |
8:00 AM |
| 1:00 PM |
9:00 AM |
| 2:00 PM |
10:00 AM |
| 3:00 PM |
11:00 AM |
| 4:00 PM |
12:00 PM |
| 5:00 PM |
1:00 PM |
| 6:00 PM |
2:00 PM |
| 7:00 PM |
3:00 PM |
| 8:00 PM |
4:00 PM |
| 9:00 PM |
5:00 PM |
| 10:00 PM |
6:00 PM |
| 11:00 PM |
7:00 PM |
Best time to meet
A standard 9 to 5 workday overlaps from 1:00 PM to 5:00 PM GST (9:00 AM to 1:00 PM GMT). Schedule inside that window to catch both coasts during business hours.
Cities in each time zone
Gulf Standard Time (GST)
DubaiAbu DhabiSharjahMuscatAl Ain
Greenwich Mean Time (GMT)
LondonDublinLisbonEdinburghManchester
GST to GMT questions
Is GMT ahead of or behind GST?
GMT is 4 hours behind GST. So 9:00 AM GST is 5:00 AM GMT, and 5:00 PM GST is 1:00 PM GMT.
What time is it in GMT when it is 12:00 PM GST?
When it is 12:00 PM (noon) GST in Gulf Standard Time, it is 8:00 AM GMT in Greenwich Mean Time.
How many hours difference is there between GST and GMT?
There is a 4 hours difference. Greenwich Mean Time (GMT) runs 4 hours behind Gulf Standard Time (GST).
Do GST and GMT observe daylight saving time?
Neither Gulf Standard Time nor Greenwich Mean Time shifts its clocks for daylight saving time, so the 4 hours difference between them is the same all year. The United Kingdom and Ireland use GMT only in winter; from late March to late October they switch to British Summer Time (BST), one hour ahead of GMT.
What is the best time to schedule a meeting between GST and GMT?
A standard 9-to-5 workday overlaps from 1:00 PM to 5:00 PM GST (9:00 AM to 1:00 PM GMT). Scheduling inside that window keeps the call during business hours in both Gulf Standard Time and Greenwich Mean Time.
Which cities use GST and GMT?
Gulf Standard Time (GST) covers cities such as Dubai, Abu Dhabi, Sharjah, Muscat, Al Ain. Greenwich Mean Time (GMT) covers cities such as London, Dublin, Lisbon, Edinburgh, Manchester.
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