UTC to GST
the prime meridian to Dubai.
- Nothing leaves your browser
- Free, no sign-up
Related tools
All date & timeQuestions
What time is GST when it is 12:00 UTC?
16:00. Gulf Standard Time is 4 hours ahead of Coordinated Universal Time, all year round. A 9-to-5 day in the prime meridian overlaps a 9-to-5 day in Dubai for 4 hours, between 09:00 and 13:00 UTC.
Is the difference between UTC and GST the same all year?
Yes. Gulf Standard Time is 4 hours ahead of Coordinated Universal Time, all year round. Neither zone shifts in a way that changes the gap, so a time you work out once stays correct.
What do UTC and GST actually stand for?
UTC is Coordinated Universal Time, the zone covering the prime meridian, currently UTC+0 in January. GST is Gulf Standard Time, covering Dubai, at UTC+4. UTC never changes for daylight saving, which is why servers, aviation and broadcasting all run on it. It is the reference every other zone is defined against, including GMT — the two are the same clock time, but GMT is a time zone and UTC is a time standard.
Anything worth knowing about Gulf Standard Time?
Fixed at UTC+4 with no daylight saving. Worth remembering that the working week across much of the Gulf runs Monday to Friday now, but Friday is a half day in several countries and prayer times move the afternoon.
When is a good time to call between the prime meridian and Dubai?
A 9-to-5 day in the prime meridian overlaps a 9-to-5 day in Dubai for 4 hours, between 09:00 and 13:00 UTC. If the call has to happen outside that, the fairer arrangement is usually to alternate which side takes the awkward hour rather than always asking the same one.
How it works, and more about utc → gst
The difference, and whether you can rely on it
In January, Gulf Standard Time is 4 hours ahead of Coordinated Universal Time — UTC+0 against UTC+4. It stays that way all year, so the number is worth memorising if you work across these two often.
When you can both be at a desk
A standard working day in the prime meridian overlaps one in Dubai between 09:00 and 13:00 UTC — 4 hours. Anything outside that asks somebody to start early or finish late.
Reading the abbreviations literally will mislead you
UTC strictly means one fixed offset, but almost nobody uses it that way. People write it to mean the time in the prime meridian, which shifts if the city observes daylight saving, which this one does not. This page follows the common usage rather than the strict one, because the strict reading gives an answer that is wrong for a good part of the year.
UTC never changes for daylight saving, which is why servers, aviation and broadcasting all run on it. It is the reference every other zone is defined against, including GMT — the two are the same clock time, but GMT is a time zone and UTC is a time standard. Fixed at UTC+4 with no daylight saving. Worth remembering that the working week across much of the Gulf runs Monday to Friday now, but Friday is a half day in several countries and prayer times move the afternoon.
Scheduling something recurring
For a one-off, the converter above is the whole job. For a standing meeting across zones it is worth putting the invitation in a calendar that stores the zone rather than the time — then the changeover is handled for you and nobody has to remember. If you are trying to find a slot across more than two places at once, the meeting planner shows a whole day at a glance instead.