Vietnam to Anchorage
-15hVietnam
ICTSOURCEAnchorage
AKDTGreen rows indicate typical business hours (9 AM - 5 PM)
ICT and AKDT on the World Map
The map below highlights the ICT (Indochina Time) and AKDT (Alaska Standard Time) timezone regions across the globe.
ICT – Indochina Time
UTC+07:00Indochina Time (ICT) is the time zone for Vietnam, Thailand, Laos, and Cambodia, 7 hours ahead of UTC.
- •Bangkok is one of the most visited cities in the world.
- •ICT is 12 hours ahead of EST.
- •Thailand, Vietnam, and Cambodia all share ICT.
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.
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: Vietnam vs Anchorage
Vietnam runs on Indochina Time (ICT) at UTC+07:00. Anchorage runs on Alaska Daylight Time (AKDT) at UTC-08:00, also currently on daylight saving time. That puts Vietnam 15 hours behind Anchorage — a difference of -15h at the current offsets.
In practice, when it is 9:00 AM in Vietnam it is 6:00 PM in Anchorage on the previous day. Midnight in Vietnam is 9:00 AM in Anchorage.Anchorage observes daylight saving time while Vietnam does not, so the gap narrows or widens by an hour part of the year.
Vietnam to Anchorage time conversion table
| Vietnam (ICT) | Anchorage (AKDT) | Day |
|---|---|---|
| 12:00 AM | 9:00 AM | previous day |
| 6:00 AM | 3:00 PM | previous day |
| 7:00 AM | 4:00 PM | previous day |
| 8:00 AM | 5:00 PM | previous day |
| 9:00 AM | 6:00 PM | previous day |
| 12:00 PM | 9:00 PM | previous day |
| 3:00 PM | 12:00 AM | same day |
| 5:00 PM | 2:00 AM | same day |
| 6:00 PM | 3:00 AM | same day |
| 9:00 PM | 6:00 AM | same day |
Why people convert Vietnam to Anchorage time
- Scheduling a call from Vietnam to Anchorage: a 10:00 AM start in Vietnam lands at 7:00 PM in Anchorage the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -15h gap: Vietnam and Anchorage 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 Anchorage is 6:00 PM in Vietnam.
- Keeping family and friends in sync: knowing that 8:00 PM in Vietnam is 5:00 AM in Anchorage makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM ICT" 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 Vietnam takes the early slot, the next week Anchorage does.
- Anchorage: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.
About ICT (Indochina Time)
Indochina Time (ICT) is used across Southeast Asia including Vietnam, Thailand, Laos, and Cambodia. Indonesia (Western time, WIB) also uses UTC+07:00. ICT does not observe daylight saving 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).
Best time to call between Vietnam and Anchorage
With a -15h offset there is no overlap inside a normal 9 AM – 5 PM day. Anchorage opens at 9:00 AM AKDT, which is 6:00 PM in Vietnam, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Vietnam and Anchorage have no shared working hours because of the -15h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Vietnam is 15 hours behind Anchorage (ICT UTC+07:00 → AKDT UTC-08:00). 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
Vietnam
Does not observe DST
Anchorage
☀ Currently in DST
Standard: UTC-09:00 · DST: UTC-08:00
Clocks fall back on Sun, Nov 1, 2026
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 Vietnam and Anchorage?
Vietnam (ICT, UTC+07:00) is 15 hours behind Anchorage (AKDT, UTC-08:00). The gap is currently -15h.
How do I convert Vietnam time to Anchorage time?
Add -15h to Vietnam local time. For example, 9:00 AM in Vietnam is 6:00 PM in Anchorage (previous day).
What time is it in Anchorage right now?
Anchorage uses AKDT at UTC-08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -15h offset from Vietnam.
What is the best time to call Anchorage from Vietnam?
There is no shared working-hours window because of the -15h gap. The closest option is 1:00 PM in Vietnam, which is 10:00 PM in Anchorage.
Which is behind, Vietnam or Anchorage?
Vietnam is 15 hours behind Anchorage. When it is 12:00 PM in Vietnam it is 9:00 PM in Anchorage.
Do Vietnam and Anchorage use different time zones?
Vietnam (Vietnam) uses ICT at UTC+07:00, while Anchorage (USA) uses AKDT at UTC-08:00. The IANA identifiers are Asia/Ho_Chi_Minh and America/Anchorage.
Does daylight saving time affect the Vietnam–Anchorage difference?
Yes at the moment: Anchorage is on daylight saving time and Vietnam is not, so the -15h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Vietnam's time zone?
ICT also covers Bangkok, Ho Chi Minh City, Hanoi, Jakarta, Phnom Penh, Vientiane.
Which countries use ICT, Vietnam's zone?
ICT is used in Thailand, Vietnam, Cambodia, Laos, Indonesia (WIB).
Is there a day difference between Vietnam and Anchorage?
Sometimes. The -15h gap is large enough that 8:00 PM or later in Vietnam already falls on the in Anchorage.
What is the time difference between Vietnam and Anchorage?
Anchorage is -15h from Vietnam.
What timezone is Vietnam in?
Vietnam operates on its local timezone.
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 are the business hours in Anchorage?
Standard business hours in Anchorage are 8:00 AM - 5:00 PM AKST.
Which countries use ICT (Indochina Time)?
ICT is used in Thailand, Vietnam, Cambodia, Laos, Indonesia (WIB).
Does ICT observe daylight saving time?
No, ICT does not observe daylight saving time and remains at UTC+07:00 year-round.
What are some interesting facts about ICT?
Bangkok is one of the most visited cities in the world. ICT is 12 hours ahead of EST.
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 Vietnam, what time is it in Anchorage?
When it is 12:00 AM (midnight) in Vietnam (ICT), it is -15h later in Anchorage (AKST).
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