Convert KST to HKT
See the 1-hour difference between Korea Standard Time and Hong Kong Time, compare hours side by side, and plan meetings quickly.
How to Convert KST to HKT
Open the KST to HKT converter: Go to https://www.xconvert.com/time-converter/kst-to-hkt-converter to load a visual comparison grid with KST and HKT already set up as the main time zones. This page is useful when you are scheduling a supplier call between Seoul and Hong Kong, coordinating an Asia-Pacific sales meeting, or checking whether a same-day handoff works between teams in South Korea and Hong Kong.
Add relevant comparison cities: Click “+ Add City” and search for cities such as Tokyo, Singapore, or Shanghai if your meeting includes broader East Asian operations, regional logistics partners, or investment teams. This is especially practical for companies in electronics, shipping, finance, and e-commerce, where Seoul and Hong Kong often connect with other APAC hubs on the same business day.
Select the time range visually on the grid: Click “Select” to enter selection mode, then drag across the colored hourly slots on the KST row to highlight a meeting window, such as 9:00 AM to 11:00 AM KST. The purple selection will show the corresponding HKT time as 8:00 AM to 10:00 AM HKT, confirming that South Korea is 1 hour ahead of Hong Kong and helping you avoid choosing a slot that starts too early for Hong Kong participants.
Adjust and export the meeting window: Drag the center of the purple block to move the whole range, or use the left and right handles to resize it until the overlap fits both teams’ work hours. Once selected, use the export options — ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link — to send the final time to colleagues, for example to a Seoul-based product team and a Hong Kong-based finance team so each person sees the meeting in local time automatically.
Understanding the KST to HKT Time Difference
KST (Korea Standard Time) is UTC+9, while HKT (Hong Kong Time) is UTC+8, so KST is always 1 hour ahead of HKT. That means when it is 9:00 AM in Seoul, it is 8:00 AM in Hong Kong, and when it is 6:00 PM KST, it is 5:00 PM HKT.
This difference is stable throughout the year because neither South Korea nor Hong Kong currently observes daylight saving time. South Korea uses KST year-round, and Hong Kong uses HKT year-round, so the gap does not change in spring, summer, autumn, or winter.
Because there is no seasonal clock change between these two time zones, users can plan recurring meetings with confidence. This is particularly useful for regional headquarters, banks, freight operators, and technology teams that need fixed weekly schedules between Seoul, a metropolitan area of roughly 26 million people, and Hong Kong, a global financial center with a population of about 7.5 million.
Best Times for Calls and Meetings Between KST and HKT
The most practical overlap for standard office hours is usually 9:00 AM to 6:00 PM KST, which equals 8:00 AM to 5:00 PM HKT. Since Hong Kong is one hour behind, morning meetings in Seoul begin slightly earlier for Hong Kong participants, while late afternoon meetings in Hong Kong run one hour later in Korea.
For balanced scheduling, one of the best windows is 10:00 AM to 12:00 PM KST = 9:00 AM to 11:00 AM HKT. This works well for sales reviews, procurement calls, and operations check-ins because both sides are comfortably within normal work hours and have not yet reached lunch or end-of-day deadlines.
Another strong option is 2:00 PM to 5:00 PM KST = 1:00 PM to 4:00 PM HKT. This afternoon overlap is useful for legal teams, finance departments, and cross-border trading support because it leaves the morning free for internal work while still allowing same-day follow-up before close of business.
If you need the earliest workable slot, 9:00 AM KST = 8:00 AM HKT can work for urgent coordination, but it may be too early for some Hong Kong teams unless they start early. At the other end, 6:00 PM KST = 5:00 PM HKT is often the latest comfortable time for a routine meeting, especially for client-facing staff, airport logistics teams, and corporate offices.
Frequently Asked Questions
What is the time difference between KST and HKT?
KST is 1 hour ahead of HKT. In UTC terms, KST = UTC+9 and HKT = UTC+8, so you subtract one hour when converting from Korea time to Hong Kong time.
When is 9 AM KST in HKT?
9:00 AM KST is 8:00 AM HKT on the same calendar day. Because the difference is only one hour and there is no DST shift between them, this conversion stays the same every month of the year.
Does the difference change during DST?
No, the difference does not change during daylight saving time periods because neither South Korea nor Hong Kong currently uses DST. Unlike conversions involving New York or London, KST to HKT remains fixed at 1 hour in every season.
What is the best meeting time between KST and HKT?
A practical meeting window is 10:00 AM to 12:00 PM KST, which equals 9:00 AM to 11:00 AM HKT. This range is well suited to recurring business calls, APAC project updates, and vendor coordination because both sides are comfortably within standard office hours.
Is Seoul ahead of Hong Kong time?
Yes, Seoul is 1 hour ahead of Hong Kong. If a team in Seoul proposes a meeting for 3:00 PM KST, colleagues in Hong Kong should join at 2:00 PM HKT.
Can I schedule recurring calls between KST and HKT without seasonal adjustments?
Yes, recurring calls are straightforward because the offset stays fixed all year. If you schedule a weekly meeting for 4:00 PM KST, it will always be 3:00 PM HKT, making it easier for regional teams in finance, shipping, retail, and technology to keep a stable calendar.
Is there ever a date change when converting KST to HKT?
Usually no, because the difference is only 1 hour and both locations are in nearby East Asian time zones. In normal business use, the converted time stays on the same day, unlike conversions between Asia and North America where the date often shifts backward or forward.