CLT to AKST
-5hCLT
CLTSOURCEAKST
AKSTGreen rows indicate typical business hours (9 AM - 5 PM)
CLT and AKST on the World Map
The map below highlights the CLT (Chile Standard Time) and AKST (Alaska Standard Time) timezone regions across the globe.
CLT – Chile Standard Time
UTC-04:00Chile Standard Time (CLT) is the time zone for continental Chile, 4 hours behind UTC.
- •Chile observes daylight saving time, switching to CLST (UTC-03:00) in summer.
- •Santiago is the largest city in Chile with over 6 million in the metro area.
- •Chile spans over 4,300 km from north to south but uses one timezone.
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 -5h Gap: CLT vs AKST
CLT runs on Chile Standard Time (CLT) at UTC-04:00. AKST runs on Alaska Standard Time (AKST) at UTC-09:00. That puts CLT 5 hours behind AKST — a difference of -5h at the current offsets.
In practice, when it is 9:00 AM in CLT it is 4:00 AM in AKST. Midnight in CLT is 7:00 PM in AKST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
CLT to AKST time conversion table
| CLT (CLT) | AKST (AKST) | Day |
|---|---|---|
| 12:00 AM | 7:00 PM | previous day |
| 6:00 AM | 1:00 AM | same day |
| 7:00 AM | 2:00 AM | same day |
| 8:00 AM | 3:00 AM | same day |
| 9:00 AM | 4:00 AM | same day |
| 12:00 PM | 7:00 AM | same day |
| 3:00 PM | 10:00 AM | same day |
| 5:00 PM | 12:00 PM | same day |
| 6:00 PM | 1:00 PM | same day |
| 9:00 PM | 4:00 PM | same day |
Why people convert CLT to AKST time
- Scheduling a call from CLT to AKST: a 10:00 AM start in CLT lands at 5:00 AM in AKST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both CLT and AKST are inside the 9-to-5 working day between 2:00 PM and 5:00 PM CLT time (9:00 AM–12:00 PM AKST). That is roughly 3 hours of usable overlap.
- Booking travel or deliveries: tracking AKST local time against CLT keeps pickup windows and arrival estimates honest across the -5h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM CLT" is unambiguous; "3 PM" across a -5h gap is not.
- Block 2:00 PM–5:00 PM CLT as the recurring meeting window if you work primarily from CLT and need AKST colleagues present.
About CLT (Chile Standard Time)
Chile Standard Time (CLT) is the standard time in Chile. During summer months (October to March), Chile switches to Chile Summer Time (CLST, UTC-03:00). Chile is the longest north-south country in the world.
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 CLT and AKST
Both CLT and AKST sit inside the 9 AM – 5 PM working day between 2:00 PM–5:00 PM CLT, which is 9:00 AM–12:00 PM AKST. That gives roughly 3 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
CLT and AKST overlap for about 3 hours during the working day — enough for meetings if you avoid the edges of the window.
CLT is 5 hours behind AKST (CLT UTC-04:00 → AKST UTC-09:00). The shared working window is 2:00 PM–5:00 PM CLT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
CLT
☀ Currently in DST
Standard: UTC-04:00 · DST: UTC-03:00
Clocks fall back on Sun, Apr 4, 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 CLT and AKST?
CLT (CLT, UTC-04:00) is 5 hours behind AKST (AKST, UTC-09:00). The gap is currently -5h.
How do I convert CLT time to AKST time?
Add -5h to CLT local time. For example, 9:00 AM in CLT is 4:00 AM in AKST.
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 -5h offset from CLT.
What is the best time to call AKST from CLT?
Call between 2:00 PM and 5:00 PM CLT — that maps to 9:00 AM–12:00 PM AKST and keeps both parties inside the working day.
Which is behind, CLT or AKST?
CLT is 5 hours behind AKST. When it is 12:00 PM in CLT it is 7:00 AM in AKST.
Does daylight saving time affect the CLT–AKST difference?
Neither zone observes daylight saving time, so the -5h offset between CLT and AKST is fixed all year.
Which other cities share CLT's time zone?
CLT also covers Santiago, Valparaíso, Concepción, Viña del Mar, Antofagasta.
Which countries use CLT, CLT's zone?
CLT is used in Chile.
Is there a day difference between CLT and AKST?
Not normally. The -5h gap only pushes the date over the previous day.
What is the time difference between CLT and AKST?
AKST is -5h from CLT.
What timezone is CLT in?
CLT operates on its local timezone.
What timezone is AKST in?
AKST operates on its local timezone.
Which countries use CLT (Chile Standard Time)?
CLT is used in Chile.
Does CLT observe daylight saving time?
Yes, CLT switches to CLST during summer months.
What are some interesting facts about CLT?
Chile observes daylight saving time, switching to CLST (UTC-03:00) in summer. Santiago is the largest city in Chile with over 6 million in the metro area.
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 CLT, what time is it in AKST?
When it is 12:00 AM (midnight) in CLT (CLT), it is -5h later in AKST (AKST).
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See every conversion from CLT →·See every conversion from AKST →