Anchorage to Sydney
+18hAnchorage
AKDTSOURCESydney
AESTGreen rows indicate typical business hours (9 AM - 5 PM)
AKDT and AEST on the World Map
The map below highlights the AKDT (Alaska Standard Time) and AEST (Australian Eastern Standard Time) timezone regions across the globe.
AKST – Alaska Standard Time
UTC-09:00Alaska Standard Time (AKST) is the time zone for the state of Alaska, 9 hours behind UTC.
- •Alaska is the largest US state by area but has only about 730,000 residents.
- •Anchorage is the most populous city in AKST with about 290,000 people.
- •The Aleutian Islands use HAST instead of AKST.
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.
About Anchorage
WikipediaAnchorage operates on Alaska Time (AKST/AKDT), UTC-9. As a global air cargo hub, Anchorage connects Asian and American markets via polar routes.
Moose occasionally wander through the city streets.
About Sydney
WikipediaSydney operates on Australian Eastern Standard Time (AEST/AEDT). As Australia's financial capital, Sydney opens global markets at the start of the business day.
Sydney is one of the first major cities to welcome the New Year.
Time Conversion Guide: Anchorage to Sydney
Anchorage runs on Alaska Daylight Time (AKDT) at UTC-08:00, currently observing daylight saving time. Sydney runs on Australian Eastern Standard Time (AEST) at UTC+10:00. That puts Anchorage 18 hours ahead of Sydney — a difference of +18h at the current offsets.
In practice, when it is 9:00 AM in Anchorage it is 3:00 AM in Sydney on the next day. Midnight in Anchorage is 6:00 PM in Sydney.Anchorage observes daylight saving time while Sydney does not, so the gap narrows or widens by an hour part of the year.
Anchorage to Sydney time conversion table
| Anchorage (AKDT) | Sydney (AEST) | Day |
|---|---|---|
| 12:00 AM | 6:00 PM | same day |
| 6:00 AM | 12:00 AM | next day |
| 7:00 AM | 1:00 AM | next day |
| 8:00 AM | 2:00 AM | next day |
| 9:00 AM | 3:00 AM | next day |
| 12:00 PM | 6:00 AM | next day |
| 3:00 PM | 9:00 AM | next day |
| 5:00 PM | 11:00 AM | next day |
| 6:00 PM | 12:00 PM | next day |
| 9:00 PM | 3:00 PM | next day |
Why people convert Anchorage to Sydney time
- Scheduling a call from Anchorage to Sydney: a 10:00 AM start in Anchorage lands at 4:00 AM in Sydney the next day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +18h gap: Anchorage and Sydney 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 Sydney is 3:00 AM in Anchorage.
- Watching a live event or market open: Anchorage viewers need 3:00 AM in Sydney to catch a 9:00 AM start there, and 6:00 AM if the event is anchored to Anchorage.
- Always state the zone abbreviation, not just the hour. "3:00 PM AKDT" is unambiguous; "3 PM" across a +18h gap is not.
- With a +18h gap there is no shared 9-to-5 window, so alternate the early start: one week Anchorage takes the early slot, the next week Sydney does.
- Anchorage: Clocks fall back on Sun, Nov 1, 2026. Re-check this page after that date because the offset changes and so does the +18h gap.
- Sydney: Clocks spring forward on Sat, Oct 3, 2026. Any meeting series spanning that date will shift by an hour in local time.
About AKST (Alaska Standard Time)
Alaska Standard Time (AKST) is used in nearly all of Alaska. Due to Alaska's vast geographic size, the Aleutian Islands use Hawaii-Aleutian Standard Time instead. During summer months, Alaska switches to Alaska Daylight Time (AKDT, UTC-08:00).
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.
Best time to call between Anchorage and Sydney
With a +18h offset there is no overlap inside a normal 9 AM – 5 PM day. Sydney opens at 9:00 AM AEST, which is 3:00 AM in Anchorage, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Anchorage and Sydney have no shared working hours because of the +18h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Anchorage is 18 hours ahead of Sydney (AKDT UTC-08:00 → AEST UTC+10:00). 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
Anchorage
☀ Currently in DST
Standard: UTC-09:00 · DST: UTC-08:00
Clocks fall back on Sun, Nov 1, 2026
Sydney
❄ Currently in Standard Time
Standard: UTC+10:00 · DST: UTC+11:00
Clocks spring forward on Sat, Oct 3, 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 Anchorage and Sydney?
Anchorage (AKDT, UTC-08:00) is 18 hours ahead of Sydney (AEST, UTC+10:00). The gap is currently +18h.
How do I convert Anchorage time to Sydney time?
Add +18h to Anchorage local time. For example, 9:00 AM in Anchorage is 3:00 AM in Sydney (next day).
What time is it in Sydney right now?
Sydney uses AEST at UTC+10:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +18h offset from Anchorage.
What is the best time to call Sydney from Anchorage?
There is no shared working-hours window because of the +18h gap. The closest option is 1:00 PM in Anchorage, which is 7:00 AM in Sydney.
Which is ahead, Anchorage or Sydney?
Anchorage is 18 hours ahead of Sydney. When it is 12:00 PM in Anchorage it is 6:00 AM in Sydney.
Do Anchorage and Sydney use different time zones?
Anchorage (USA) uses AKDT at UTC-08:00, while Sydney (Australia) uses AEST at UTC+10:00. The IANA identifiers are America/Anchorage and Australia/Sydney.
Does daylight saving time affect the Anchorage–Sydney difference?
Yes at the moment: Anchorage is on daylight saving time and Sydney is not, so the +18h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Anchorage's time zone?
AKDT also covers Anchorage, Fairbanks, Juneau, Sitka, Wasilla.
Which countries use AKDT, Anchorage's zone?
AKDT is used in United States (Alaska).
Is there a day difference between Anchorage and Sydney?
Sometimes. The +18h gap is large enough that 8:00 PM or later in Anchorage already falls on the next day in Sydney.
What is the time difference between Anchorage and Sydney?
Sydney is +18h from Anchorage.
What timezone is Anchorage in?
Anchorage operates on Alaska Time (AKST/AKDT), UTC-9. As a global air cargo hub, Anchorage connects Asian and American markets via polar routes.
What timezone is Sydney in?
Sydney operates on Australian Eastern Standard Time (AEST/AEDT). As Australia's financial capital, Sydney opens global markets at the start of the business day.
What are the business hours in Anchorage?
Standard business hours in Anchorage are 8:00 AM - 5:00 PM AKST.
What are the business hours in Sydney?
Standard business hours in Sydney are 9:00 AM - 5:00 PM AEST.
What is the best time to schedule a call between Anchorage and Sydney?
The best overlap for a call is when both cities are in business hours. Anchorage works 8:00 AM - 5:00 PM AKST and Sydney works 9:00 AM - 5:00 PM AEST (+18h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Anchorage and Sydney?
Anchorage uses USD ($) while Sydney uses AUD (A$). Check current exchange rates when planning travel or business between these cities.
How do Anchorage and Sydney compare in size?
Anchorage has a population of approximately 287,000 (metro: 398,000), while Sydney has approximately 5.4 million (metro: 5.4 million).
What are the major landmarks in Anchorage and Sydney?
Anchorage is known for Anchorage Museum, Tony Knowles Coastal Trail, Flattop Mountain. Sydney is famous for Sydney Opera House, Sydney Harbour Bridge, Bondi Beach.
Do Anchorage and Sydney have stock exchanges?
Yes. Anchorage has the N/A (Uses NYSE/NASDAQ) and Sydney has the ASX (Australian Securities Exchange). The +18h time difference affects trading hour overlaps between these exchanges.
Which countries use AKST (Alaska Standard Time)?
AKST is used in United States (Alaska).
Does AKST observe daylight saving time?
Yes, AKST switches to AKDT during summer months.
What are some interesting facts about AKST?
Alaska is the largest US state by area but has only about 730,000 residents. Anchorage is the most populous city in AKST with about 290,000 people.
Which cities are in the AEST timezone?
Major cities in the AEST timezone include Sydney, Melbourne, Brisbane, Canberra, Hobart, Gold Coast.
What is the UTC offset for AEST?
Australian Eastern Standard Time (AEST) is at UTC+10:00. During daylight saving time, it shifts to AEDT.
What should I know about the AEST timezone?
Queensland does not observe daylight saving time, staying on AEST year-round. Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
When is it midnight in Anchorage, what time is it in Sydney?
When it is 12:00 AM (midnight) in Anchorage (AKST), it is +18h later in Sydney (AEST).
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