Convert SGT to KST
See the 1-hour time difference between Singapore Time and Korea Standard Time with a live converter, hourly chart, and scheduling tools.
How to Convert SGT to KST
Open the SGT to KST converter: Go to https://www.xconvert.com/time-converter/sgt-to-kst-converter to load a visual comparison grid with Singapore Time preloaded against Korea Standard Time. This page is useful when you are scheduling a call between a Singapore regional office and a Seoul team, such as coordinating APAC sales, gaming operations, electronics supply-chain updates, or startup investor meetings.
Add relevant comparison cities: Click + Add City and search for cities such as Singapore, Seoul, and optionally Tokyo or Hong Kong if your meeting involves broader East Asian operations. This is especially practical for companies in finance, logistics, semiconductors, e-commerce, and consulting, where Singapore often serves as a regional headquarters while South Korea handles manufacturing, engineering, or local market operations.
Drag to select a time range on the grid: Use the Select button if needed, then drag across the colored timeline to highlight a meeting window in purple; you can resize it with the left and right handles or move the whole block by dragging the center. For example, if you drag 9:00 AM to 11:00 AM SGT, the KST row will show 10:00 AM to 12:00 PM KST, confirming that a Singapore morning meeting lands neatly in late morning in Seoul without crossing into evening hours.
Export and share the selected meeting time: Once a range is selected, use the export options for ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link. This is useful for sending a confirmed slot to a distributed team so that a product review, procurement call, or client presentation appears automatically in each attendee’s local calendar with the correct Singapore and Korea times.
Understanding the SGT to KST Time Difference
Singapore Time (SGT) is UTC+8, while Korea Standard Time (KST) is UTC+9. That means KST is 1 hour ahead of SGT, so when it is 9:00 AM in Singapore, it is 10:00 AM in Seoul. This is a simple and consistent conversion that makes coordination between the two locations easier than with regions that shift seasonally.
The time difference does not change during the year because neither Singapore nor South Korea currently observes Daylight Saving Time. Singapore stays on UTC+8 year-round, and South Korea stays on UTC+9 year-round, so the gap remains exactly 1 hour in every month, including January, June, and December. There are no DST transition dates to track, no spring-forward or fall-back adjustments, and no seasonal weeks where the offset temporarily changes.
This fixed difference is particularly helpful for industries with frequent cross-border coordination. Singapore is a major hub for banking, commodities trading, shipping, cloud infrastructure, and regional headquarters, while South Korea is strong in semiconductors, automotive manufacturing, consumer electronics, gaming, and entertainment. Because the offset is stable, teams can set recurring meetings without needing to revise schedules in March, October, or November as they often must when working with the US or Europe.
Best Times for Calls and Meetings Between SGT and KST
Because KST is only 1 hour ahead of SGT, normal business-day overlap is broad and practical. If standard office hours are roughly 9:00 AM to 6:00 PM in both places, the shared working window is effectively 10:00 AM to 6:00 PM KST, which corresponds to 9:00 AM to 5:00 PM SGT. This gives teams up to 8 hours of overlapping business time without requiring early-morning or late-evening calls.
A few especially useful meeting windows are easy to remember. 9:00 AM-11:00 AM SGT = 10:00 AM-12:00 PM KST, which works well for daily standups, operations reviews, and customer support coordination. 1:00 PM-3:00 PM SGT = 2:00 PM-4:00 PM KST is often ideal for longer workshops, procurement discussions, or product demos because both sides are fully into the workday.
Late-day scheduling is still manageable, but it narrows flexibility for Seoul first. For example, 4:00 PM-6:00 PM SGT = 5:00 PM-7:00 PM KST, which may be acceptable for urgent handoffs, media planning, or launch-day coordination, but it pushes the Korean side into early evening. If you want the most comfortable recurring slot for both teams, 10:00 AM-12:00 PM SGT = 11:00 AM-1:00 PM KST is often the best compromise because it avoids commute hours and stays well inside normal office schedules.
These windows are useful in real business contexts. A Singapore-based regional finance team can review numbers with a Seoul subsidiary before Korean markets close, while a logistics manager in Singapore can align shipment timing with Korean suppliers during their afternoon. Travel planning also benefits from the simple offset: if a flight itinerary, hotel check-in, or airport transfer is listed in local Korean time, travelers from Singapore only need to add 1 hour to understand the local schedule.
Frequently Asked Questions
What is the time difference between SGT and KST?
The time difference between Singapore Time and Korea Standard Time is 1 hour. KST is 1 hour ahead of SGT, so if it is 8:00 AM in Singapore, it is 9:00 AM in Seoul. This offset remains the same throughout the year because both time zones use fixed standard time.
When is 9 AM SGT in KST?
9:00 AM SGT is 10:00 AM KST on the same calendar day. Since South Korea is exactly one hour ahead of Singapore, you simply add one hour when converting from SGT to KST. This makes morning coordination straightforward for business calls, school scheduling, and travel planning.
Does the difference between SGT and KST change during DST?
No, the difference does not change during Daylight Saving Time because neither Singapore nor South Korea currently observes DST. Singapore remains on UTC+8 all year, and South Korea remains on UTC+9 all year, so the offset stays fixed at 1 hour in every month. There are no seasonal transition dates that affect this conversion.
What is the best meeting time between SGT and KST?
The best meeting times are usually within 9:00 AM-5:00 PM SGT, which corresponds to 10:00 AM-6:00 PM KST. A particularly convenient slot is 10:00 AM-12:00 PM SGT = 11:00 AM-1:00 PM KST, because both teams are comfortably inside standard office hours. This works well for recurring team calls, client presentations, and cross-border project reviews.
Is Seoul ahead of Singapore or behind Singapore?
Seoul is ahead of Singapore by 1 hour. That means when the workday starts at 9:00 AM in Singapore, it is already 10:00 AM in Seoul. For planning deadlines, departures, or meeting invites, always move one hour forward when converting from SGT to KST.
Are SGT and KST on the same day when converting time?
Yes, in most practical cases they are on the same calendar day because the difference is only 1 hour. For example, 3:00 PM SGT becomes 4:00 PM KST on the same date, and 11:00 AM SGT becomes 12:00 PM KST. The small offset reduces the risk of date confusion compared with conversions involving North America or Europe.
Why is SGT to KST easy for remote team coordination?
SGT to KST is easy to manage because the offset is small, fixed, and free from DST changes. Teams in Singapore and South Korea can set recurring meetings without adjusting calendars in March or October, which is a common problem with US and European time zones. This consistency is valuable for regional headquarters, vendor coordination, software deployment windows, and weekly executive check-ins.