AKST to Sydney
+19hAKST
AKSTSOURCESydney
AESTGreen rows indicate typical business hours (9 AM - 5 PM)
AKST and AEST on the World Map
The map below highlights the AKST (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 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.
AKST to Sydney Time Difference – Complete Guide
AKST runs on Alaska Standard Time (AKST) at UTC-09:00. Sydney runs on Australian Eastern Standard Time (AEST) at UTC+10:00. That puts AKST 19 hours ahead of Sydney — a difference of +19h at the current offsets.
In practice, when it is 9:00 AM in AKST it is 4:00 AM in Sydney on the next day. Midnight in AKST is 7:00 PM in Sydney. Neither zone observes daylight saving time, so the offset between them stays constant all year.
AKST to Sydney time conversion table
| AKST (AKST) | Sydney (AEST) | Day |
|---|---|---|
| 12:00 AM | 7:00 PM | same day |
| 6:00 AM | 1:00 AM | next day |
| 7:00 AM | 2:00 AM | next day |
| 8:00 AM | 3:00 AM | next day |
| 9:00 AM | 4:00 AM | next day |
| 12:00 PM | 7:00 AM | next day |
| 3:00 PM | 10:00 AM | next day |
| 5:00 PM | 12:00 PM | next day |
| 6:00 PM | 1:00 PM | next day |
| 9:00 PM | 4:00 PM | next day |
Why people convert AKST to Sydney time
- Scheduling a call from AKST to Sydney: a 10:00 AM start in AKST lands at 5:00 AM in Sydney the next day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +19h gap: AKST 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 4:00 AM in AKST.
- Coordinating a AKST-based team with Sydney 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 AKST" is unambiguous; "3 PM" across a +19h gap is not.
- With a +19h gap there is no shared 9-to-5 window, so alternate the early start: one week AKST takes the early slot, the next week Sydney does.
- 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 AKST and Sydney
With a +19h offset there is no overlap inside a normal 9 AM – 5 PM day. Sydney opens at 9:00 AM AEST, which is 4:00 AM in AKST, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
AKST and Sydney have no shared working hours because of the +19h gap. Teams need to alternate early starts or rely on asynchronous handovers.
AKST is 19 hours ahead of Sydney (AKST UTC-09:00 → 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
AKST
☀ 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 AKST and Sydney?
AKST (AKST, UTC-09:00) is 19 hours ahead of Sydney (AEST, UTC+10:00). The gap is currently +19h.
How do I convert AKST time to Sydney time?
Add +19h to AKST local time. For example, 9:00 AM in AKST is 4:00 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 +19h offset from AKST.
What is the best time to call Sydney from AKST?
There is no shared working-hours window because of the +19h gap. The closest option is 1:00 PM in AKST, which is 8:00 AM in Sydney.
Which is ahead, AKST or Sydney?
AKST is 19 hours ahead of Sydney. When it is 12:00 PM in AKST it is 7:00 AM in Sydney.
Do AKST and Sydney use different time zones?
AKST uses AKST at UTC-09:00, while Sydney (Australia) uses AEST at UTC+10:00. The IANA identifiers are America/Anchorage and Australia/Sydney.
Does daylight saving time affect the AKST–Sydney difference?
Neither zone observes daylight saving time, so the +19h offset between AKST and Sydney is fixed all year.
Which other cities share AKST's time zone?
AKST also covers Anchorage, Fairbanks, Juneau, Sitka, Wasilla.
Which countries use AKST, AKST's zone?
AKST is used in United States (Alaska).
Is there a day difference between AKST and Sydney?
Sometimes. The +19h gap is large enough that 8:00 PM or later in AKST already falls on the next day in Sydney.
What is the time difference between AKST and Sydney?
Sydney is +19h from AKST.
What timezone is AKST in?
AKST operates on its local timezone.
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 Sydney?
Standard business hours in Sydney are 9:00 AM - 5:00 PM AEST.
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 AKST, what time is it in Sydney?
When it is 12:00 AM (midnight) in AKST (AKST), it is +19h later in Sydney (AEST).
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