Dubai to London
-4hDubai
GSTSOURCELondon
GMTGreen rows indicate typical business hours (9 AM - 5 PM)
GST and GMT on the World Map
The map below highlights the GST (Gulf Standard Time) and GMT (Greenwich Mean Time) timezone regions across the globe.
GST – Gulf Standard Time
UTC+04:00Gulf Standard Time (GST) is used in the UAE, Oman, and other Gulf states, 4 hours ahead of UTC.
- •Dubai uses GST year-round with no daylight saving time.
- •GST is 9 hours ahead of EST and 4 hours ahead of GMT.
- •The Dubai Financial Market (DFM) operates on GST.
GMT – Greenwich Mean Time
UTC+00:00Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. It is the same as UTC+00:00.
- •GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London.
- •The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
- •GMT and UTC are often used interchangeably, but UTC is based on atomic clocks.
- •Iceland uses GMT year-round and never observes daylight saving time.
- •The UK switches from GMT to BST (British Summer Time) in late March each year.
About Dubai
WikipediaDubai operates on Gulf Standard Time (GST), 4 hours ahead of GMT. Dubai's position between Europe and Asia makes it a strategic hub for international business.
Dubai has no income tax, making it a major hub for international business.
About London
WikipediaLondon, where Greenwich Mean Time (GMT) originates, is the world's leading financial center alongside New York. The city bridges European and American business hours.
Greenwich Mean Time (GMT) is defined by the Prime Meridian at the Royal Observatory in Greenwich, London.
Time Conversion Guide: Dubai to London
Dubai, UAE operates on the Gulf Standard Time (UTC+04:00). London, UK uses Greenwich Mean Time (UTC+00:00).
The time difference between Dubai and London is 240 minutes (+4h). When it's noon in Dubai, it's 08:00 AM in London.
Why Convert Dubai to London Time?
Whether you're traveling from Dubai to London or simply need to coordinate across time zones, understanding the 4-hour difference is key. Use this converter to quickly determine the current time in London and ensure your schedule aligns perfectly.
Remember: Daylight Saving Time changes can affect the time difference between Dubai and London. Always double-check the current offset before scheduling important events.
About GST (Gulf Standard Time)
Gulf Standard Time (GST) is the time zone used in the United Arab Emirates, Oman, and other Gulf states. GST does not observe daylight saving time. Dubai and Abu Dhabi, major international business and tourism hubs, operate on GST.
About GMT (Greenwich Mean Time)
Greenwich Mean Time (GMT) is the clock time at the Royal Observatory in Greenwich, London, which sits on the Prime Meridian (0° longitude). GMT serves as the reference point from which all other time zones are calculated. The United Kingdom uses GMT during winter months and switches to British Summer Time (BST, UTC+01:00) from late March to late October. Several West African nations use GMT year-round. GMT is often used interchangeably with UTC (Coordinated Universal Time), although technically they are different – UTC is based on atomic clocks while GMT is based on Earth's rotation.
Best Time to Call Between Dubai and London
If you want to reach someone in London during standard business hours (9 AM – 5 PM GMT), the best time to call from Dubai would be:
- London 9:00 AM = Dubai 01:00 PM
- London 12:00 PM = Dubai 04:00 PM
- London 5:00 PM = Dubai 09:00 PM
Business Hours Overlap
Dubai and London have a partial business hours overlap. The best window for meetings and calls is when both locations are in their working hours.
As a final note, managing the -4h difference between Dubai and London is simple with the right tools. Keep this page handy for all your future time conversion needs.
🕐 Daylight Saving Time Info
Dubai
Does not observe DST
London
❄ Currently in Standard Time
Standard: UTC+00:00 · DST: UTC+01:00
Clocks spring forward on Sun, Mar 29, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Dubai and London?
London is -4h from Dubai.
What timezone is Dubai in?
Dubai operates on Gulf Standard Time (GST), 4 hours ahead of GMT. Dubai's position between Europe and Asia makes it a strategic hub for international business.
What timezone is London in?
London, where Greenwich Mean Time (GMT) originates, is the world's leading financial center alongside New York. The city bridges European and American business hours.
What are the business hours in Dubai?
Standard business hours in Dubai are 8:00 AM - 6:00 PM GST.
What are the business hours in London?
Standard business hours in London are 9:00 AM - 5:00 PM GMT.
What is the best time to schedule a call between Dubai and London?
The best overlap for a call is when both cities are in business hours. Dubai works 8:00 AM - 6:00 PM GST and London works 9:00 AM - 5:00 PM GMT (-4h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Dubai and London?
Dubai uses AED (د.إ) while London uses GBP (£). Check current exchange rates when planning travel or business between these cities.
How do Dubai and London compare in size?
Dubai has a population of approximately 3.5 million (metro: 4.1 million), while London has approximately 8.8 million (metro: 14.8 million).
What are the major landmarks in Dubai and London?
Dubai is known for Burj Khalifa, Palm Jumeirah, Burj Al Arab. London is famous for Big Ben, Tower Bridge, Buckingham Palace.
Do Dubai and London have stock exchanges?
Yes. Dubai has the DFM (Dubai Financial Market) and London has the LSE (London Stock Exchange). The -4h time difference affects trading hour overlaps between these exchanges.
Which countries use GST (Gulf Standard Time)?
GST is used in UAE, Oman, Georgia, Azerbaijan, Mauritius.
Does GST observe daylight saving time?
No, GST does not observe daylight saving time and remains at UTC+04:00 year-round.
What are some interesting facts about GST?
Dubai uses GST year-round with no daylight saving time. GST is 9 hours ahead of EST and 4 hours ahead of GMT.
Which cities are in the GMT timezone?
Major cities in the GMT timezone include London, Dublin, Lisbon, Accra, Reykjavik, Edinburgh, Casablanca, Dakar.
What is the UTC offset for GMT?
Greenwich Mean Time (GMT) is at UTC+00:00. During daylight saving time, it shifts to BST.
What should I know about the GMT timezone?
GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London. The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
When is it midnight in Dubai, what time is it in London?
When it is 12:00 AM (midnight) in Dubai (GST), it is -4h later in London (GMT).
Related Developer Tools
Explore more tools that work great with timezone conversions for international teams: