AEST to AKST
-19hAEST
AESTSOURCEAKST
AKSTGreen rows indicate typical business hours (9 AM - 5 PM)
AEST and AKST on the World Map
The map below highlights the AEST (Australian Eastern Standard Time) and AKST (Alaska Standard 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.
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.
Understanding the -19h Gap: AEST vs AKST
AEST runs on Australian Eastern Standard Time (AEST) at UTC+10:00. AKST runs on Alaska Standard Time (AKST) at UTC-09:00. That puts AEST 19 hours behind AKST — a difference of -19h at the current offsets.
In practice, when it is 9:00 AM in AEST it is 2:00 PM in AKST on the previous day. Midnight in AEST is 5:00 AM in AKST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
AEST to AKST time conversion table
| AEST (AEST) | AKST (AKST) | Day |
|---|---|---|
| 12:00 AM | 5:00 AM | previous day |
| 6:00 AM | 11:00 AM | previous day |
| 7:00 AM | 12:00 PM | previous day |
| 8:00 AM | 1:00 PM | previous day |
| 9:00 AM | 2:00 PM | previous day |
| 12:00 PM | 5:00 PM | previous day |
| 3:00 PM | 8:00 PM | previous day |
| 5:00 PM | 10:00 PM | previous day |
| 6:00 PM | 11:00 PM | previous day |
| 9:00 PM | 2:00 AM | same day |
Why people convert AEST to AKST time
- Scheduling a call from AEST to AKST: a 10:00 AM start in AEST lands at 3:00 PM in AKST the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -19h gap: AEST and AKST 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 AKST is 2:00 PM in AEST.
- Coordinating a AEST-based team with AKST 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 -19h gap is not.
- With a -19h gap there is no shared 9-to-5 window, so alternate the early start: one week AEST takes the early slot, the next week AKST does.
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 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).
Best time to call between AEST and AKST
With a -19h offset there is no overlap inside a normal 9 AM – 5 PM day. AKST opens at 9:00 AM AKST, which is 2:00 PM in AEST, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
AEST and AKST have no shared working hours because of the -19h gap. Teams need to alternate early starts or rely on asynchronous handovers.
AEST is 19 hours behind AKST (AEST UTC+10:00 → AKST UTC-09:00). 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
AEST
❄ Currently in Standard Time
Standard: UTC+10:00 · DST: UTC+11:00
Clocks spring forward on Sat, Oct 3, 2026
AKST
☀ Currently in DST
Standard: UTC-09:00 · DST: UTC-08:00
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 AEST and AKST?
AEST (AEST, UTC+10:00) is 19 hours behind AKST (AKST, UTC-09:00). The gap is currently -19h.
How do I convert AEST time to AKST time?
Add -19h to AEST local time. For example, 9:00 AM in AEST is 2:00 PM in AKST (previous day).
What time is it in AKST right now?
AKST uses AKST at UTC-09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -19h offset from AEST.
What is the best time to call AKST from AEST?
There is no shared working-hours window because of the -19h gap. The closest option is 1:00 PM in AEST, which is 6:00 PM in AKST.
Which is behind, AEST or AKST?
AEST is 19 hours behind AKST. When it is 12:00 PM in AEST it is 5:00 PM in AKST.
Does daylight saving time affect the AEST–AKST difference?
Neither zone observes daylight saving time, so the -19h offset between AEST and AKST 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 AKST?
Sometimes. The -19h gap is large enough that 8:00 PM or later in AEST already falls on the in AKST.
What is the time difference between AEST and AKST?
AKST is -19h from AEST.
What timezone is AEST in?
AEST operates on its local timezone.
What timezone is AKST in?
AKST 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 AKST timezone?
Major cities in the AKST timezone include Anchorage, Fairbanks, Juneau, Sitka, Wasilla.
What is the UTC offset for AKST?
Alaska Standard Time (AKST) is at UTC-09:00. During daylight saving time, it shifts to AKDT.
What should I know about the AKST timezone?
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.
When is it midnight in AEST, what time is it in AKST?
When it is 12:00 AM (midnight) in AEST (AEST), it is -19h later in AKST (AKST).
Related Developer Tools
Explore more tools that work great with timezone conversions for international teams:
Related Timezone Conversions
More AEST time conversions
- aest to sydney
- aest to aedt
- aest to new york
- aest to london
- aest to dubai
- aest to tokyo
- aest to singapore
- aest to los angeles
- aest to paris
- aest to delhi
- aest to mumbai
- aest to berlin
- aest to hong kong
- aest to toronto
- aest to kathmandu
- new york to aest
- london to aest
- dubai to aest
- tokyo to aest
- singapore to aest
- sydney to aest
- los angeles to aest
- paris to aest
- delhi to aest
- mumbai to aest
- berlin to aest
- hong kong to aest
- toronto to aest
- kathmandu to aest
See every conversion from AEST →·See every conversion from AKST →