GST to GMT Converter & Meeting Planner
Quick answer: 9:00 AM GST = 5:00 AM GMT (fixed +04:00 standard offset — not DST-adjusted). Use the interactive converter below for DST-aware local-time scheduling.
Planning a call or meeting between Gulf Standard Time (GST) and Greenwich Mean Time (GMT)? You need to account for the standard time difference. Greenwich Mean Time is normally 4 hours behind Gulf Standard Time. Whether you are coordinating between teams in Dubai and Abu Dhabi and London and Dublin, our live tool has you covered. Use our interactive overlap studio below to find the perfect waking hours for both regions, taking into account any seasonal Daylight Saving Time (DST) changes.
24-Hour Conversion Table
Quick reference: 12:00 AM GST = 8:00 PM GMT. The full 24-hour GST to GMT table below uses fixed standard offsets for exact abbreviation searches.
Example: 3:00 PM GST = 11:00 AM GMT.
| GST Time | GMT Time |
|---|---|
| 12:00 AM (00:00) | 8:00 PM (20:00)-1 day |
| 1:00 AM (01:00) | 9:00 PM (21:00)-1 day |
| 2:00 AM (02:00) | 10:00 PM (22:00)-1 day |
| 3:00 AM (03:00) | 11:00 PM (23:00)-1 day |
| 4:00 AM (04:00) | 12:00 AM (00:00) |
| 5:00 AM (05:00) | 1:00 AM (01:00) |
| 6:00 AM (06:00) | 2:00 AM (02:00) |
| 7:00 AM (07:00) | 3:00 AM (03:00) |
| 8:00 AM (08:00) | 4:00 AM (04:00) |
| 9:00 AM (09:00) | 5:00 AM (05:00) |
| 10:00 AM (10:00) | 6:00 AM (06:00) |
| 11:00 AM (11:00) | 7:00 AM (07:00) |
| 12:00 PM (12:00) | 8:00 AM (08:00) |
| 1:00 PM (13:00) | 9:00 AM (09:00) |
| 2:00 PM (14:00) | 10:00 AM (10:00) |
| 3:00 PM (15:00) | 11:00 AM (11:00) |
| 4:00 PM (16:00) | 12:00 PM (12:00) |
| 5:00 PM (17:00) | 1:00 PM (13:00) |
| 6:00 PM (18:00) | 2:00 PM (14:00) |
| 7:00 PM (19:00) | 3:00 PM (15:00) |
| 8:00 PM (20:00) | 4:00 PM (16:00) |
| 9:00 PM (21:00) | 5:00 PM (17:00) |
| 10:00 PM (22:00) | 6:00 PM (18:00) |
| 11:00 PM (23:00) | 7:00 PM (19:00) |
Best time to call London from Dubai
For most work calls, compare the normal business day in Dubai (GST) with the business day in London (GMT). GST commonly covers Middle East, Gulf Region, while GMT is mainly associated with Europe, Africa.
⚠️ Note: 2026-07-05 is not a normal workday in one or both regions based on their configured calendar. The overlap below should be treated as a reference, not a guaranteed office-hours window.
✅ The most practical overlap on 2026-07-05 is usually 12:00 PM - 6:00 PM GST, which corresponds to 9:00 AM - 3:00 PM GMT. This window sits inside the typical GST workday (9:00 AM - 6:00 PM) and the GMT workday (9:00 AM - 5:00 PM).
- DST Safety: GST or GMT may shift during Daylight Saving Time. Always confirm the converted time for your specific date.
- Dubai Financial Market (DFM): 10:00-15:00 local time in Dubai.
- London Stock Exchange: 08:00-16:30 local time in London.
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Frequently Asked Questions
What is the time difference between GST and GMT?
During standard time, Greenwich Mean Time is 4 hours behind Gulf Standard Time.
Does Dubai use Daylight Saving Time?
Dubai and the entire United Arab Emirates do not observe Daylight Saving Time, remaining fixed at UTC+4:00 throughout the year. This means the offset between Dubai and DST-observing countries such as the UK or the US shifts by one hour each spring and autumn when those countries change their clocks.
Is GST the same as UAE Standard Time?
Yes, UAE Standard Time is the national designation for the same UTC+4:00 offset that Gulf Standard Time describes regionally. Both terms refer to the same fixed clock used across the United Arab Emirates, and GST additionally covers Oman under its regional name.
What is the difference between GMT and BST?
GMT (Greenwich Mean Time) is the UK's standard winter offset at UTC+0, observed from the last Sunday in October through the last Sunday in March. BST (British Summer Time) is the daylight saving offset at UTC+1, applied each summer when clocks advance one hour.
Is GMT the same as UTC?
GMT and UTC share exactly the same numerical offset — both represent UTC+00:00 — but they are fundamentally different in nature. UTC is an atomic-clock-based international time standard used as the global reference, while GMT is a geographic time zone legally observed by specific countries including the United Kingdom and Ireland during winter months.