GST to AEDT
+7hGST
GSTSOURCEAEDT
AEDTGreen rows indicate typical business hours (9 AM - 5 PM)
GST and AEDT on the World Map
The map below highlights the GST (Gulf Standard Time) and AEDT (Australian Eastern Daylight 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.
AEDT – Australian Eastern Daylight Time
UTC+11:00Australian Eastern Daylight Time (AEDT, UTC+11:00) is the daylight saving period in south-eastern Australia, from October to April.
- •AEDT runs from the first Sunday in October to the first Sunday in April.
- •AEDT is one hour ahead of Australian Eastern Standard Time (AEST).
- •Queensland does not observe daylight saving, so Brisbane stays on AEST.
- •During AEDT, Sydney is 16 hours ahead of New York and 11 hours ahead of UTC.
GST vs AEDT: Offsets, DST and Best Call Times
GST runs on Gulf Standard Time (GST) at UTC+04:00. AEDT runs on Australian Eastern Daylight Time (AEDT) at UTC+11:00. That puts GST 7 hours ahead of AEDT — a difference of +7h at the current offsets.
In practice, when it is 9:00 AM in GST it is 4:00 PM in AEDT. Midnight in GST is 7:00 AM in AEDT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
GST to AEDT time conversion table
| GST (GST) | AEDT (AEDT) | Day |
|---|---|---|
| 12:00 AM | 7:00 AM | same day |
| 6:00 AM | 1:00 PM | same day |
| 7:00 AM | 2:00 PM | same day |
| 8:00 AM | 3:00 PM | same day |
| 9:00 AM | 4:00 PM | same day |
| 12:00 PM | 7:00 PM | same day |
| 3:00 PM | 10:00 PM | same day |
| 5:00 PM | 12:00 AM | next day |
| 6:00 PM | 1:00 AM | next day |
| 9:00 PM | 4:00 AM | next day |
Why people convert GST to AEDT time
- Scheduling a call from GST to AEDT: a 10:00 AM start in GST lands at 5:00 PM in AEDT, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both GST and AEDT are inside the 9-to-5 working day between 9:00 AM and 10:00 AM GST time (4:00 PM–5:00 PM AEDT). That is roughly 1 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in GST is 3:00 AM in AEDT makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM GST" is unambiguous; "3 PM" across a +7h gap is not.
- Block 9:00 AM–10:00 AM GST as the recurring meeting window if you work primarily from GST and need AEDT colleagues present.
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 AEDT (Australian Eastern Daylight Time)
Australian Eastern Daylight Time (AEDT) is the daylight saving period in south-eastern Australia, one hour ahead of Australian Eastern Standard Time (AEST, UTC+10:00). Because Australia is in the southern hemisphere, AEDT runs through the summer — from the first Sunday in October to the first Sunday in April — which is almost exactly the reverse of the European and North American schedules. New South Wales, Victoria, Tasmania and the Australian Capital Territory observe it; Queensland and the Northern Territory do not, so Brisbane stays on AEST year round while Sydney moves to AEDT. During AEDT, Sydney is 11 hours ahead of UTC and 16 hours ahead of New York.
Best time to call between GST and AEDT
Both GST and AEDT sit inside the 9 AM – 5 PM working day between 9:00 AM–10:00 AM GST, which is 4:00 PM–5:00 PM AEDT. That gives roughly 1 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
GST and AEDT overlap for only 60 minutes (9:00 AM–10:00 AM GST), so meetings have to be booked precisely.
GST is 7 hours ahead of AEDT (GST UTC+04:00 → AEDT UTC+11:00). The shared working window is 9:00 AM–10:00 AM GST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
GST
Does not observe DST
AEDT
❄ Currently in Standard Time
Standard: UTC+10:00 · DST: UTC+11:00
Clocks spring forward on Sat, Oct 3, 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 GST and AEDT?
GST (GST, UTC+04:00) is 7 hours ahead of AEDT (AEDT, UTC+11:00). The gap is currently +7h.
How do I convert GST time to AEDT time?
Add +7h to GST local time. For example, 9:00 AM in GST is 4:00 PM in AEDT.
What time is it in AEDT right now?
AEDT uses AEDT at UTC+11:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +7h offset from GST.
What is the best time to call AEDT from GST?
Call between 9:00 AM and 10:00 AM GST — that maps to 4:00 PM–5:00 PM AEDT and keeps both parties inside the working day.
Which is ahead, GST or AEDT?
GST is 7 hours ahead of AEDT. When it is 12:00 PM in GST it is 7:00 PM in AEDT.
Does daylight saving time affect the GST–AEDT difference?
Neither zone observes daylight saving time, so the +7h offset between GST and AEDT is fixed all year.
Which other cities share GST's time zone?
GST also covers Dubai, Abu Dhabi, Muscat, Baku, Tbilisi.
Which countries use GST, GST's zone?
GST is used in UAE, Oman, Georgia, Azerbaijan, Mauritius.
Is there a day difference between GST and AEDT?
Not normally. The +7h gap only pushes the date over for late-evening times.
What is the time difference between GST and AEDT?
AEDT is +7h from GST.
What timezone is GST in?
GST operates on its local timezone.
What timezone is AEDT in?
AEDT operates on its local timezone.
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 AEDT timezone?
Major cities in the AEDT timezone include Sydney, Melbourne, Canberra, Hobart, Newcastle.
What is the UTC offset for AEDT?
Australian Eastern Daylight Time (AEDT) is at UTC+11:00. During daylight saving time, it shifts to AEDT.
What should I know about the AEDT timezone?
AEDT runs from the first Sunday in October to the first Sunday in April. AEDT is one hour ahead of Australian Eastern Standard Time (AEST).
When is it midnight in GST, what time is it in AEDT?
When it is 12:00 AM (midnight) in GST (GST), it is +7h later in AEDT (AEDT).
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