NZST to AKST
-21hNZST
NZSTSOURCEAKST
AKSTGreen rows indicate typical business hours (9 AM - 5 PM)
NZST and AKST on the World Map
The map below highlights the NZST (New Zealand Standard Time) and AKST (Alaska Standard Time) timezone regions across the globe.
NZST – New Zealand Standard Time
UTC+12:00New Zealand Standard Time (NZST) is the time zone for New Zealand, 12 hours ahead of UTC.
- •New Zealand is among the first major countries to see a new day.
- •NZST is 17 hours ahead of EST.
- •New Zealand observes DST from September to April (Southern Hemisphere summer).
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 -21h Gap: NZST vs AKST
NZST runs on New Zealand Standard Time (NZST) at UTC+12:00. AKST runs on Alaska Standard Time (AKST) at UTC-09:00. That puts NZST 21 hours behind AKST — a difference of -21h at the current offsets.
In practice, when it is 9:00 AM in NZST it is 12:00 PM in AKST on the previous day. Midnight in NZST is 3:00 AM in AKST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
NZST to AKST time conversion table
| NZST (NZST) | AKST (AKST) | Day |
|---|---|---|
| 12:00 AM | 3:00 AM | previous day |
| 6:00 AM | 9:00 AM | previous day |
| 7:00 AM | 10:00 AM | previous day |
| 8:00 AM | 11:00 AM | previous day |
| 9:00 AM | 12:00 PM | previous day |
| 12:00 PM | 3:00 PM | previous day |
| 3:00 PM | 6:00 PM | previous day |
| 5:00 PM | 8:00 PM | previous day |
| 6:00 PM | 9:00 PM | previous day |
| 9:00 PM | 12:00 AM | same day |
Why people convert NZST to AKST time
- Scheduling a call from NZST to AKST: a 10:00 AM start in NZST lands at 1:00 PM in AKST the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -21h gap: NZST 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 12:00 PM in NZST.
- Booking travel or deliveries: tracking AKST local time against NZST keeps pickup windows and arrival estimates honest across the -21h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM NZST" is unambiguous; "3 PM" across a -21h gap is not.
- With a -21h gap there is no shared 9-to-5 window, so alternate the early start: one week NZST takes the early slot, the next week AKST does.
About NZST (New Zealand Standard Time)
New Zealand Standard Time (NZST) is the standard time zone for New Zealand and its dependencies. New Zealand is among the first countries to see a new calendar day. During summer (September to April), clocks advance to New Zealand Daylight Time (NZDT, UTC+13:00).
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 NZST and AKST
With a -21h offset there is no overlap inside a normal 9 AM – 5 PM day. AKST opens at 9:00 AM AKST, which is 12:00 PM in NZST, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
NZST and AKST have no shared working hours because of the -21h gap. Teams need to alternate early starts or rely on asynchronous handovers.
NZST is 21 hours behind AKST (NZST UTC+12:00 → 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
NZST
☀ Currently in DST
Standard: UTC+12:00 · DST: UTC+13:00
Clocks fall back on Sat, Apr 3, 2027
AKST
☀ 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 NZST and AKST?
NZST (NZST, UTC+12:00) is 21 hours behind AKST (AKST, UTC-09:00). The gap is currently -21h.
How do I convert NZST time to AKST time?
Add -21h to NZST local time. For example, 9:00 AM in NZST is 12:00 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 -21h offset from NZST.
What is the best time to call AKST from NZST?
There is no shared working-hours window because of the -21h gap. The closest option is 1:00 PM in NZST, which is 4:00 PM in AKST.
Which is behind, NZST or AKST?
NZST is 21 hours behind AKST. When it is 12:00 PM in NZST it is 3:00 PM in AKST.
Does daylight saving time affect the NZST–AKST difference?
Neither zone observes daylight saving time, so the -21h offset between NZST and AKST is fixed all year.
Which other cities share NZST's time zone?
NZST also covers Auckland, Wellington, Christchurch, Hamilton, Dunedin.
Which countries use NZST, NZST's zone?
NZST is used in New Zealand.
Is there a day difference between NZST and AKST?
Sometimes. The -21h gap is large enough that 8:00 PM or later in NZST already falls on the previous day in AKST.
What is the time difference between NZST and AKST?
AKST is -21h from NZST.
What timezone is NZST in?
NZST operates on its local timezone.
What timezone is AKST in?
AKST operates on its local timezone.
Which countries use NZST (New Zealand Standard Time)?
NZST is used in New Zealand.
Does NZST observe daylight saving time?
Yes, NZST switches to NZDT during summer months.
What are some interesting facts about NZST?
New Zealand is among the first major countries to see a new day. NZST is 17 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 NZST, what time is it in AKST?
When it is 12:00 AM (midnight) in NZST (NZST), it is -21h later in AKST (AKST).
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See every conversion from NZST →·See every conversion from AKST →