AEDT to EST
-16hAEDT
AEDTSOURCEEST
ESTGreen rows indicate typical business hours (9 AM - 5 PM)
AEDT and EST on the World Map
The map below highlights the AEDT (Australian Eastern Daylight Time) and EST (Eastern Standard Time) timezone regions across the globe.
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.
EST – Eastern Standard Time
UTC-05:00Eastern Standard Time (EST) is the time zone for the eastern United States and Canada, 5 hours behind UTC.
- •EST is the most widely used time zone in the United States by population.
- •The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
- •23 US states are fully or partially in the Eastern Time Zone.
- •EST was established by the Standard Time Act of 1918.
- •Over 47% of the US population lives in the Eastern Time Zone.
AEDT vs EST: Offsets, DST and Best Call Times
AEDT runs on Australian Eastern Daylight Time (AEDT) at UTC+11:00. EST runs on Eastern Standard Time (EST) at UTC-05:00. That puts AEDT 16 hours behind EST — a difference of -16h at the current offsets.
In practice, when it is 9:00 AM in AEDT it is 5:00 PM in EST on the previous day. Midnight in AEDT is 8:00 AM in EST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
AEDT to EST time conversion table
| AEDT (AEDT) | EST (EST) | Day |
|---|---|---|
| 12:00 AM | 8:00 AM | previous day |
| 6:00 AM | 2:00 PM | previous day |
| 7:00 AM | 3:00 PM | previous day |
| 8:00 AM | 4:00 PM | previous day |
| 9:00 AM | 5:00 PM | previous day |
| 12:00 PM | 8:00 PM | previous day |
| 3:00 PM | 11:00 PM | previous day |
| 5:00 PM | 1:00 AM | same day |
| 6:00 PM | 2:00 AM | same day |
| 9:00 PM | 5:00 AM | same day |
Why people convert AEDT to EST time
- Scheduling a call from AEDT to EST: a 10:00 AM start in AEDT lands at 6:00 PM in EST the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -16h gap: AEDT and EST have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in EST is 5:00 PM in AEDT.
- Booking travel or deliveries: tracking EST local time against AEDT keeps pickup windows and arrival estimates honest across the -16h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM AEDT" is unambiguous; "3 PM" across a -16h gap is not.
- With a -16h gap there is no shared 9-to-5 window, so alternate the early start: one week AEDT takes the early slot, the next week EST does.
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.
About EST (Eastern Standard Time)
Eastern Standard Time (EST) is observed during the winter months in the eastern part of North America. It covers 23 US states and parts of Canada including Ontario and Quebec. EST is the most populous time zone in the United States, home to major financial centers like New York City and global organizations headquartered in Washington D.C. During daylight saving time (March–November), clocks shift to Eastern Daylight Time (EDT, UTC-04:00). The time zone also covers parts of the Caribbean and Central America including Panama, Jamaica, and the Cayman Islands.
Best time to call between AEDT and EST
With a -16h offset there is no overlap inside a normal 9 AM – 5 PM day. EST opens at 9:00 AM EST, which is 5:00 PM in AEDT, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
AEDT and EST have no shared working hours because of the -16h gap. Teams need to alternate early starts or rely on asynchronous handovers.
AEDT is 16 hours behind EST (AEDT UTC+11:00 → EST UTC-05:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
AEDT
❄ Currently in Standard Time
Standard: UTC+10:00 · DST: UTC+11:00
Clocks spring forward on Sat, Oct 3, 2026
EST
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
⚠ These locations are currently in different DST states, so the time difference may change when clocks adjust.
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 AEDT and EST?
AEDT (AEDT, UTC+11:00) is 16 hours behind EST (EST, UTC-05:00). The gap is currently -16h.
How do I convert AEDT time to EST time?
Add -16h to AEDT local time. For example, 9:00 AM in AEDT is 5:00 PM in EST (previous day).
What time is it in EST right now?
EST uses EST at UTC-05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -16h offset from AEDT.
What is the best time to call EST from AEDT?
There is no shared working-hours window because of the -16h gap. The closest option is 1:00 PM in AEDT, which is 9:00 PM in EST.
Which is behind, AEDT or EST?
AEDT is 16 hours behind EST. When it is 12:00 PM in AEDT it is 8:00 PM in EST.
Does daylight saving time affect the AEDT–EST difference?
Neither zone observes daylight saving time, so the -16h offset between AEDT and EST is fixed all year.
Which other cities share AEDT's time zone?
AEDT also covers Sydney, Melbourne, Canberra, Hobart, Newcastle.
Which countries use AEDT, AEDT's zone?
AEDT is used in Australia (NSW, Victoria, Tasmania, ACT).
Is there a day difference between AEDT and EST?
Sometimes. The -16h gap is large enough that 8:00 PM or later in AEDT already falls on the in EST.
What is the time difference between AEDT and EST?
EST is -16h from AEDT.
What timezone is AEDT in?
AEDT operates on its local timezone.
What timezone is EST in?
EST operates on its local timezone.
Which countries use AEDT (Australian Eastern Daylight Time)?
AEDT is used in Australia (NSW, Victoria, Tasmania, ACT).
Does AEDT observe daylight saving time?
Yes, AEDT switches to AEDT during summer months.
What are some interesting facts about AEDT?
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).
Which cities are in the EST timezone?
Major cities in the EST timezone include New York City, Washington D.C., Miami, Toronto, Philadelphia, Atlanta, Boston, Montreal.
What is the UTC offset for EST?
Eastern Standard Time (EST) is at UTC-05:00. During daylight saving time, it shifts to EDT.
What should I know about the EST timezone?
EST is the most widely used time zone in the United States by population. The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
When is it midnight in AEDT, what time is it in EST?
When it is 12:00 AM (midnight) in AEDT (AEDT), it is -16h later in EST (EST).
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See every conversion from AEDT →·See every conversion from EST →