NST to HKT
+11h 30mNST
NSTSOURCEHKT
HKTGreen rows indicate typical business hours (9 AM - 5 PM)
NST and HKT on the World Map
The map below highlights the NST (Newfoundland Standard Time) and HKT (Hong Kong Time) timezone regions across the globe.
NST – Newfoundland Standard Time
UTC-03:30Newfoundland Standard Time (NST) is a unique half-hour offset time zone in Canada, 3.5 hours behind UTC.
- •NST is one of only a few half-hour offset time zones in the world.
- •Newfoundland joined Canada in 1949 and kept its unique time zone.
- •St. John's is the easternmost city in North America.
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.
Time Conversion Guide: NST to HKT
NST runs on Newfoundland Standard Time (NST) at UTC-03:30. HKT runs on Hong Kong Time (HKT) at UTC+08:00. That puts NST 11 hours 30 minutes ahead of HKT — a difference of +11h 30m at the current offsets.
In practice, when it is 9:00 AM in NST it is 8:30 PM in HKT. Midnight in NST is 11:30 AM in HKT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
NST to HKT time conversion table
| NST (NST) | HKT (HKT) | Day |
|---|---|---|
| 12:00 AM | 11:30 AM | same day |
| 6:00 AM | 5:30 PM | same day |
| 7:00 AM | 6:30 PM | same day |
| 8:00 AM | 7:30 PM | same day |
| 9:00 AM | 8:30 PM | same day |
| 12:00 PM | 11:30 PM | same day |
| 3:00 PM | 2:30 AM | next day |
| 5:00 PM | 4:30 AM | next day |
| 6:00 PM | 5:30 AM | next day |
| 9:00 PM | 8:30 AM | next day |
Why people convert NST to HKT time
- Scheduling a call from NST to HKT: a 10:00 AM start in NST lands at 9:30 PM in HKT, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +11h 30m gap: NST 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 8:30 PM in NST.
- Coordinating a NST-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 NST" is unambiguous; "3 PM" across a +11h 30m gap is not.
- With a +11h 30m gap there is no shared 9-to-5 window, so alternate the early start: one week NST takes the early slot, the next week HKT does.
About NST (Newfoundland Standard Time)
Newfoundland Standard Time (NST) is one of the few half-hour offset time zones in the world. It covers the island of Newfoundland in Canada and is 30 minutes ahead of Atlantic Standard Time. This unique offset exists because Newfoundland was an independent country until 1949.
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 NST and HKT
With a +11h 30m offset there is no overlap inside a normal 9 AM – 5 PM day. HKT opens at 9:00 AM HKT, which is 8:30 PM in NST, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
NST and HKT have no shared working hours because of the +11h 30m gap. Teams need to alternate early starts or rely on asynchronous handovers.
NST is 11 hours 30 minutes ahead of HKT (NST UTC-03:30 → 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
NST
☀ Currently in DST
Standard: UTC-03:30 · DST: UTC-02:30
Clocks fall back on Sun, Nov 1, 2026
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 NST and HKT?
NST (NST, UTC-03:30) is 11 hours 30 minutes ahead of HKT (HKT, UTC+08:00). The gap is currently +11h 30m.
How do I convert NST time to HKT time?
Add +11h 30m to NST local time. For example, 9:00 AM in NST is 8:30 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 +11h 30m offset from NST.
What is the best time to call HKT from NST?
There is no shared working-hours window because of the +11h 30m gap. The closest option is 1:00 PM in NST, which is 12:30 AM in HKT.
Which is ahead, NST or HKT?
NST is 11 hours 30 minutes ahead of HKT. When it is 12:00 PM in NST it is 11:30 PM in HKT.
Does daylight saving time affect the NST–HKT difference?
Neither zone observes daylight saving time, so the +11h 30m offset between NST and HKT is fixed all year.
Which other cities share NST's time zone?
NST also covers St. John's, Corner Brook, Mount Pearl.
Which countries use NST, NST's zone?
NST is used in Canada (Newfoundland).
Is there a day difference between NST and HKT?
Not normally. The +11h 30m gap only pushes the date over for late-evening times.
What is the time difference between NST and HKT?
HKT is +11h 30m from NST.
What timezone is NST in?
NST operates on its local timezone.
What timezone is HKT in?
HKT operates on its local timezone.
Which countries use NST (Newfoundland Standard Time)?
NST is used in Canada (Newfoundland).
Does NST observe daylight saving time?
Yes, NST switches to NDT during summer months.
What are some interesting facts about NST?
NST is one of only a few half-hour offset time zones in the world. Newfoundland joined Canada in 1949 and kept its unique time zone.
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 NST, what time is it in HKT?
When it is 12:00 AM (midnight) in NST (NST), it is +11h 30m later in HKT (HKT).
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See every conversion from NST →·See every conversion from HKT →