AEST to AEDT
+1hAEST
AESTSOURCEAEDT
AEDTGreen rows indicate typical business hours (9 AM - 5 PM)
AEST and AEDT on the World Map
The map below highlights the AEST (Australian Eastern Standard Time) and AEDT (Australian Eastern Daylight Time) timezone regions across the globe.
AEST – Australian Eastern Standard Time
UTC+10:00Australian Eastern Standard Time (AEST) covers eastern Australia, 10 hours ahead of UTC.
- •Queensland does not observe daylight saving time, staying on AEST year-round.
- •Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
- •The Australian Securities Exchange (ASX) operates on AEST/AEDT.
- •AEST is 15 hours ahead of EST during winter.
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.
AEST to AEDT Time Difference – Complete Guide
AEST runs on Australian Eastern Standard Time (AEST) at UTC+10:00. AEDT runs on Australian Eastern Daylight Time (AEDT) at UTC+11:00. That puts AEST 1 hour ahead of AEDT — a difference of +1h at the current offsets.
In practice, when it is 9:00 AM in AEST it is 10:00 AM in AEDT. Midnight in AEST is 1:00 AM in AEDT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
AEST to AEDT time conversion table
| AEST (AEST) | AEDT (AEDT) | Day |
|---|---|---|
| 12:00 AM | 1:00 AM | same day |
| 6:00 AM | 7:00 AM | same day |
| 7:00 AM | 8:00 AM | same day |
| 8:00 AM | 9:00 AM | same day |
| 9:00 AM | 10:00 AM | same day |
| 12:00 PM | 1:00 PM | same day |
| 3:00 PM | 4:00 PM | same day |
| 5:00 PM | 6:00 PM | same day |
| 6:00 PM | 7:00 PM | same day |
| 9:00 PM | 10:00 PM | same day |
Why people convert AEST to AEDT time
- Scheduling a call from AEST to AEDT: a 10:00 AM start in AEST lands at 11:00 AM in AEDT, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both AEST and AEDT are inside the 9-to-5 working day between 9:00 AM and 4:00 PM AEST time (10:00 AM–5:00 PM AEDT). That is roughly 7 hours of usable overlap.
- Coordinating a AEST-based team with AEDT contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM AEST" is unambiguous; "3 PM" across a +1h gap is not.
- Block 9:00 AM–4:00 PM AEST as the recurring meeting window if you work primarily from AEST and need AEDT colleagues present.
About AEST (Australian Eastern Standard Time)
Australian Eastern Standard Time (AEST) is used in the eastern states of Australia including New South Wales, Victoria, Queensland, Tasmania, and the ACT. During summer (October to April), NSW, VIC, TAS, and ACT switch to Australian Eastern Daylight Time (AEDT, UTC+11:00), while Queensland remains on AEST year-round.
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 AEST and AEDT
Both AEST and AEDT sit inside the 9 AM – 5 PM working day between 9:00 AM–4:00 PM AEST, which is 10:00 AM–5:00 PM AEDT. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
AEST and AEDT share 7 hours of working-hours overlap (9:00 AM–4:00 PM AEST), so scheduling a live meeting is straightforward.
AEST is 1 hour ahead of AEDT (AEST UTC+10:00 → AEDT UTC+11:00). The shared working window is 9:00 AM–4:00 PM AEST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
AEST
❄ Currently in Standard Time
Standard: UTC+10:00 · DST: UTC+11:00
Clocks spring forward on Sat, Oct 3, 2026
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 AEST and AEDT?
AEST (AEST, UTC+10:00) is 1 hour ahead of AEDT (AEDT, UTC+11:00). The gap is currently +1h.
How do I convert AEST time to AEDT time?
Add +1h to AEST local time. For example, 9:00 AM in AEST is 10:00 AM 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 +1h offset from AEST.
What is the best time to call AEDT from AEST?
Call between 9:00 AM and 4:00 PM AEST — that maps to 10:00 AM–5:00 PM AEDT and keeps both parties inside the working day.
Which is ahead, AEST or AEDT?
AEST is 1 hour ahead of AEDT. When it is 12:00 PM in AEST it is 1:00 PM in AEDT.
Does daylight saving time affect the AEST–AEDT difference?
Neither zone observes daylight saving time, so the +1h offset between AEST and AEDT is fixed all year.
Which other cities share AEST's time zone?
AEST also covers Sydney, Melbourne, Brisbane, Canberra, Hobart, Gold Coast.
Which countries use AEST, AEST's zone?
AEST is used in Australia (NSW, VIC, QLD, TAS, ACT), Papua New Guinea.
Is there a day difference between AEST and AEDT?
Not normally. The +1h gap only pushes the date over for late-evening times.
What is the time difference between AEST and AEDT?
AEDT is +1h from AEST.
What timezone is AEST in?
AEST operates on its local timezone.
What timezone is AEDT in?
AEDT operates on its local timezone.
Which countries use AEST (Australian Eastern Standard Time)?
AEST is used in Australia (NSW, VIC, QLD, TAS, ACT), Papua New Guinea.
Does AEST observe daylight saving time?
Yes, AEST switches to AEDT during summer months.
What are some interesting facts about AEST?
Queensland does not observe daylight saving time, staying on AEST year-round. Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
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 AEST, what time is it in AEDT?
When it is 12:00 AM (midnight) in AEST (AEST), it is +1h later in AEDT (AEDT).
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- new york to aest
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See every conversion from AEST →·See every conversion from AEDT →