CLT to HKT
+12hCLT
CLTSOURCEHKT
HKTGreen rows indicate typical business hours (9 AM - 5 PM)
CLT and HKT on the World Map
The map below highlights the CLT (Chile Standard Time) and HKT (Hong Kong 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.
HKT – Hong Kong Time
UTC+08:00Hong Kong Time (HKT, UTC+08:00) is the time zone for Hong Kong, 8 hours ahead of UTC.
- •Hong Kong does not observe daylight saving time and has kept UTC+08:00 since 1979.
- •HKT shares its offset with China Standard Time, Singapore Time and Philippine Time.
- •The Hong Kong Stock Exchange opens at 09:30 HKT.
- •Hong Kong Time does not change with the seasons, so its gap to other zones is fixed.
Understanding the +12h Gap: CLT vs HKT
CLT runs on Chile Standard Time (CLT) at UTC-04:00. HKT runs on Hong Kong Time (HKT) at UTC+08:00. That puts CLT 12 hours ahead of HKT — a difference of +12h at the current offsets.
In practice, when it is 9:00 AM in CLT it is 9:00 PM in HKT. Midnight in CLT is 12:00 PM in HKT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
CLT to HKT time conversion table
| CLT (CLT) | HKT (HKT) | Day |
|---|---|---|
| 12:00 AM | 12:00 PM | same day |
| 6:00 AM | 6:00 PM | same day |
| 7:00 AM | 7:00 PM | same day |
| 8:00 AM | 8:00 PM | same day |
| 9:00 AM | 9:00 PM | same day |
| 12:00 PM | 12:00 AM | next day |
| 3:00 PM | 3:00 AM | next day |
| 5:00 PM | 5:00 AM | next day |
| 6:00 PM | 6:00 AM | next day |
| 9:00 PM | 9:00 AM | next day |
Why people convert CLT to HKT time
- Scheduling a call from CLT to HKT: a 10:00 AM start in CLT lands at 10:00 PM in HKT, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +12h gap: CLT and HKT 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 HKT is 9:00 PM in CLT.
- Coordinating a CLT-based team with HKT 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 CLT" is unambiguous; "3 PM" across a +12h gap is not.
- With a +12h gap there is no shared 9-to-5 window, so alternate the early start: one week CLT takes the early slot, the next week HKT does.
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 HKT (Hong Kong Time)
Hong Kong Time (HKT) is fixed at UTC+08:00 all year and does not observe daylight saving time. Hong Kong last used summer time in 1979 and has kept a single offset since. HKT shares the UTC+08:00 offset with China Standard Time, Singapore Time, Malaysian Time, Philippine Time and Australian Western Standard Time, but is listed separately because Hong Kong maintains its own timekeeping authority. As a major financial centre, Hong Kong's trading hours set the rhythm for markets across Asia, opening at 09:30 HKT which is 01:30 in London and 20:30 the previous evening in New York.
Best time to call between CLT and HKT
With a +12h offset there is no overlap inside a normal 9 AM – 5 PM day. HKT opens at 9:00 AM HKT, which is 9:00 PM in CLT, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
CLT and HKT have no shared working hours because of the +12h gap. Teams need to alternate early starts or rely on asynchronous handovers.
CLT is 12 hours ahead of HKT (CLT UTC-04:00 → HKT 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
CLT
☀ Currently in DST
Standard: UTC-04:00 · DST: UTC-03:00
Clocks fall back on Sun, Apr 4, 2027
HKT
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 CLT and HKT?
CLT (CLT, UTC-04:00) is 12 hours ahead of HKT (HKT, UTC+08:00). The gap is currently +12h.
How do I convert CLT time to HKT time?
Add +12h to CLT local time. For example, 9:00 AM in CLT is 9:00 PM in HKT.
What time is it in HKT right now?
HKT uses HKT at UTC+08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +12h offset from CLT.
What is the best time to call HKT from CLT?
There is no shared working-hours window because of the +12h gap. The closest option is 1:00 PM in CLT, which is 1:00 AM in HKT.
Which is ahead, CLT or HKT?
CLT is 12 hours ahead of HKT. When it is 12:00 PM in CLT it is 12:00 AM in HKT.
Does daylight saving time affect the CLT–HKT difference?
Neither zone observes daylight saving time, so the +12h offset between CLT and HKT 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 HKT?
Sometimes. The +12h gap is large enough that 8:00 PM or later in CLT already falls on the next day in HKT.
What is the time difference between CLT and HKT?
HKT is +12h from CLT.
What timezone is CLT in?
CLT operates on its local timezone.
What timezone is HKT in?
HKT 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 HKT timezone?
Major cities in the HKT timezone include Hong Kong, Kowloon, Tsuen Wan, Sha Tin.
What is the UTC offset for HKT?
Hong Kong Time (HKT) is at UTC+08:00.
What should I know about the HKT timezone?
Hong Kong does not observe daylight saving time and has kept UTC+08:00 since 1979. HKT shares its offset with China Standard Time, Singapore Time and Philippine Time.
When is it midnight in CLT, what time is it in HKT?
When it is 12:00 AM (midnight) in CLT (CLT), it is +12h later in HKT (HKT).
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See every conversion from CLT →·See every conversion from HKT →