HKT to CLT
-12hHKT
HKTSOURCECLT
CLTGreen rows indicate typical business hours (9 AM - 5 PM)
HKT and CLT on the World Map
The map below highlights the HKT (Hong Kong Time) and CLT (Chile Standard Time) timezone regions across the globe.
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.
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.
Understanding the -12h Gap: HKT vs CLT
HKT runs on Hong Kong Time (HKT) at UTC+08:00. CLT runs on Chile Standard Time (CLT) at UTC-04:00. That puts HKT 12 hours behind CLT — a difference of -12h at the current offsets.
In practice, when it is 9:00 AM in HKT it is 9:00 PM in CLT on the previous day. Midnight in HKT is 12:00 PM in CLT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
HKT to CLT time conversion table
| HKT (HKT) | CLT (CLT) | Day |
|---|---|---|
| 12:00 AM | 12:00 PM | previous day |
| 6:00 AM | 6:00 PM | previous day |
| 7:00 AM | 7:00 PM | previous day |
| 8:00 AM | 8:00 PM | previous day |
| 9:00 AM | 9:00 PM | previous day |
| 12:00 PM | 12:00 AM | same day |
| 3:00 PM | 3:00 AM | same day |
| 5:00 PM | 5:00 AM | same day |
| 6:00 PM | 6:00 AM | same day |
| 9:00 PM | 9:00 AM | same day |
Why people convert HKT to CLT time
- Scheduling a call from HKT to CLT: a 10:00 AM start in HKT lands at 10:00 PM in CLT the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -12h gap: HKT and CLT 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 CLT is 9:00 PM in HKT.
- Keeping family and friends in sync: knowing that 8:00 PM in HKT is 8:00 AM in CLT makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM HKT" 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 HKT takes the early slot, the next week CLT does.
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.
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.
Best time to call between HKT and CLT
With a -12h offset there is no overlap inside a normal 9 AM – 5 PM day. CLT opens at 9:00 AM CLT, which is 9:00 PM in HKT, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
HKT and CLT have no shared working hours because of the -12h gap. Teams need to alternate early starts or rely on asynchronous handovers.
HKT is 12 hours behind CLT (HKT UTC+08:00 → CLT UTC-04:00). 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
HKT
Does not observe DST
CLT
☀ Currently in DST
Standard: UTC-04:00 · DST: UTC-03:00
Clocks fall back on Sun, Apr 4, 2027
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 HKT and CLT?
HKT (HKT, UTC+08:00) is 12 hours behind CLT (CLT, UTC-04:00). The gap is currently -12h.
How do I convert HKT time to CLT time?
Add -12h to HKT local time. For example, 9:00 AM in HKT is 9:00 PM in CLT (previous day).
What time is it in CLT right now?
CLT uses CLT at UTC-04:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -12h offset from HKT.
What is the best time to call CLT from HKT?
There is no shared working-hours window because of the -12h gap. The closest option is 1:00 PM in HKT, which is 1:00 AM in CLT.
Which is behind, HKT or CLT?
HKT is 12 hours behind CLT. When it is 12:00 PM in HKT it is 12:00 AM in CLT.
Does daylight saving time affect the HKT–CLT difference?
Neither zone observes daylight saving time, so the -12h offset between HKT and CLT is fixed all year.
Which other cities share HKT's time zone?
HKT also covers Hong Kong, Kowloon, Tsuen Wan, Sha Tin.
Which countries use HKT, HKT's zone?
HKT is used in Hong Kong SAR.
Is there a day difference between HKT and CLT?
Sometimes. The -12h gap is large enough that 8:00 PM or later in HKT already falls on the in CLT.
What is the time difference between HKT and CLT?
CLT is -12h from HKT.
What timezone is HKT in?
HKT operates on its local timezone.
What timezone is CLT in?
CLT operates on its local timezone.
Which countries use HKT (Hong Kong Time)?
HKT is used in Hong Kong SAR.
Does HKT observe daylight saving time?
No, HKT does not observe daylight saving time and remains at UTC+08:00 year-round.
What are some interesting facts about HKT?
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.
Which cities are in the CLT timezone?
Major cities in the CLT timezone include Santiago, Valparaíso, Concepción, Viña del Mar, Antofagasta.
What is the UTC offset for CLT?
Chile Standard Time (CLT) is at UTC-04:00. During daylight saving time, it shifts to CLST.
What should I know about the CLT timezone?
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.
When is it midnight in HKT, what time is it in CLT?
When it is 12:00 AM (midnight) in HKT (HKT), it is -12h later in CLT (CLT).
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See every conversion from HKT →·See every conversion from CLT →