Anchorage to WIB
+15hAnchorage
AKDTSOURCEWIB
WIBGreen rows indicate typical business hours (9 AM - 5 PM)
AKDT and WIB on the World Map
The map below highlights the AKDT (Alaska Standard Time) and WIB (Western Indonesia 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.
WIB – Western Indonesia Time
UTC+07:00Western Indonesia Time (WIB, UTC+07:00) covers Java, Sumatra and West Kalimantan, including Jakarta.
- •Indonesia spans three time zones: WIB (UTC+07:00), WITA (UTC+08:00) and WIT (UTC+09:00).
- •Indonesia has not observed daylight saving time since 1964.
- •Jakarta is the largest city in Southeast Asia by population.
- •WIB shares the UTC+07:00 offset with Indochina Time.
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.
Understanding the +15h Gap: Anchorage vs WIB
Anchorage runs on Alaska Daylight Time (AKDT) at UTC-08:00, currently observing daylight saving time. WIB runs on Western Indonesia Time (WIB) at UTC+07:00. That puts Anchorage 15 hours ahead of WIB — a difference of +15h at the current offsets.
In practice, when it is 9:00 AM in Anchorage it is 12:00 AM in WIB on the next day. Midnight in Anchorage is 3:00 PM in WIB.Anchorage observes daylight saving time while WIB does not, so the gap narrows or widens by an hour part of the year.
Anchorage to WIB time conversion table
| Anchorage (AKDT) | WIB (WIB) | Day |
|---|---|---|
| 12:00 AM | 3:00 PM | same day |
| 6:00 AM | 9:00 PM | same day |
| 7:00 AM | 10:00 PM | same day |
| 8:00 AM | 11:00 PM | same day |
| 9:00 AM | 12:00 AM | next day |
| 12:00 PM | 3:00 AM | next day |
| 3:00 PM | 6:00 AM | next day |
| 5:00 PM | 8:00 AM | next day |
| 6:00 PM | 9:00 AM | next day |
| 9:00 PM | 12:00 PM | next day |
Why people convert Anchorage to WIB time
- Scheduling a call from Anchorage to WIB: a 10:00 AM start in Anchorage lands at 1:00 AM in WIB the next day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +15h gap: Anchorage and WIB 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 WIB is 12:00 AM in Anchorage.
- Watching a live event or market open: Anchorage viewers need 12:00 AM in WIB to catch a 9:00 AM start there, and 9:00 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 +15h gap is not.
- With a +15h gap there is no shared 9-to-5 window, so alternate the early start: one week Anchorage takes the early slot, the next week WIB 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 +15h gap.
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 WIB (Western Indonesia Time)
Western Indonesia Time (WIB, Waktu Indonesia Barat) is one of Indonesia's three time zones, fixed at UTC+07:00 all year. It covers Java, Sumatra, West Kalimantan and the provinces around them — home to Jakarta, the country's capital and largest city, plus Surabaya and Bandung. Indonesia does not observe daylight saving time, so WIB never shifts. WIB shares its UTC+07:00 offset with Indochina Time (ICT) and Christmas Island Time, but is a distinct zone covering the western half of the Indonesian archipelago. The country's other zones are WITA (UTC+08:00) in the centre and WIT (UTC+09:00) in the east.
Best time to call between Anchorage and WIB
With a +15h offset there is no overlap inside a normal 9 AM – 5 PM day. WIB opens at 9:00 AM WIB, which is 12:00 AM in Anchorage, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Anchorage and WIB have no shared working hours because of the +15h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Anchorage is 15 hours ahead of WIB (AKDT UTC-08:00 → WIB UTC+07:00). 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
WIB
Does not observe DST
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 WIB?
Anchorage (AKDT, UTC-08:00) is 15 hours ahead of WIB (WIB, UTC+07:00). The gap is currently +15h.
How do I convert Anchorage time to WIB time?
Add +15h to Anchorage local time. For example, 9:00 AM in Anchorage is 12:00 AM in WIB (next day).
What time is it in WIB right now?
WIB uses WIB at UTC+07:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +15h offset from Anchorage.
What is the best time to call WIB from Anchorage?
There is no shared working-hours window because of the +15h gap. The closest option is 1:00 PM in Anchorage, which is 4:00 AM in WIB.
Which is ahead, Anchorage or WIB?
Anchorage is 15 hours ahead of WIB. When it is 12:00 PM in Anchorage it is 3:00 AM in WIB.
Do Anchorage and WIB use different time zones?
Anchorage (USA) uses AKDT at UTC-08:00, while WIB uses WIB at UTC+07:00. The IANA identifiers are America/Anchorage and Asia/Jakarta.
Does daylight saving time affect the Anchorage–WIB difference?
Yes at the moment: Anchorage is on daylight saving time and WIB is not, so the +15h 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 WIB?
Sometimes. The +15h gap is large enough that 8:00 PM or later in Anchorage already falls on the next day in WIB.
What is the time difference between Anchorage and WIB?
WIB is +15h 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 WIB in?
WIB operates on its local timezone.
What are the business hours in Anchorage?
Standard business hours in Anchorage are 8:00 AM - 5:00 PM AKST.
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 WIB timezone?
Major cities in the WIB timezone include Jakarta, Surabaya, Bandung, Medan, Palembang.
What is the UTC offset for WIB?
Western Indonesia Time (WIB) is at UTC+07:00.
What should I know about the WIB timezone?
Indonesia spans three time zones: WIB (UTC+07:00), WITA (UTC+08:00) and WIT (UTC+09:00). Indonesia has not observed daylight saving time since 1964.
When is it midnight in Anchorage, what time is it in WIB?
When it is 12:00 AM (midnight) in Anchorage (AKST), it is +15h later in WIB (WIB).
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