Convert PST to KST
Compare Pacific Standard Time with Korea Standard Time using a live conversion grid, hourly table, and scheduling tools for calls and meetings.
How PST to KST Works
Convert Pacific Standard Time (UTC-8) to Korea Standard Time (UTC+9) with a 17-hour difference during standard time. The converter updates instantly as you change the date and time.
Hour-by-Hour Time Table
Use the visual grid and hour-by-hour table to compare PST and KST across the day. Check business hours quickly, then export selected times as ICS or add them to Google Calendar.
Schedule Meetings Across Time
Find overlapping hours for teams in Pacific Standard Time and Korea Standard Time, then share the result by calendar file, Gmail, or direct calendar links. Time calculations adjust automatically using the IANA timezone database.
How to Convert PST to KST
PST (Pacific Standard Time, UTC-8) to KST (Korea Standard Time, UTC+9) conversion is most useful when you need to line up schedules between the west coast of North America and the Korean Peninsula. Looking for Pitcairn Standard Time? See /time-converter/pst-pitcairn-time-zone.
Open the PST to KST converter: Go to https://www.xconvert.com/time-converter/pst-to-kst-converter to load a visual comparison grid with Pacific Standard Time and Korea Standard Time aligned across a 24-hour timeline. This is the page to use when planning a call with a Seoul client, coordinating a handoff between a California product team and a South Korea engineering team, or comparing broadcast, gaming, or ecommerce schedules across the Pacific.
Add comparison cities: Click + Add City and search for cities that matter to your workflow, such as Los Angeles or Vancouver for Pacific Standard Time and Seoul for Korea Standard Time. This helps teams in technology, manufacturing, logistics, and media compare local working hours side by side when they need to schedule supplier updates, customer demos, or cross-border operations calls involving the United States, Canada, Mexico, and South Korea.
Select a time range on the grid: Click Select, then drag across the colored timeline in the Pacific Standard Time row to highlight a meeting window in purple; you can resize it with the left and right handles or move it by dragging the center. For example, selecting 9:00 PST to 12:00 PST shows 2:00 KST to 5:00 KST the next day, which makes it immediately clear that a standard Pacific Standard Time morning meeting lands in the next-day early morning period in Korea rather than the same calendar day.
Export and share the result: Once a range is selected, use the export options for ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link. This is practical for sending a confirmed meeting slot to a distributed team so everyone sees the event in local time, whether you are booking a recurring vendor review, a remote interview, or a launch checkpoint between Pacific Standard Time offices and Korea-based partners.
Understanding the PST to KST Time Difference
Pacific Standard Time (Pacific Standard Time, UTC-8) is 17 hours behind KST (Korea Standard Time, UTC+9), and KST is 17 hours ahead of PST. That means the two time zones are separated by nearly a full day, which is why many conversions from Pacific Standard Time fall on the next day in Korea.
The conversion pattern is straightforward on this page: 9:00 PST = 2:00 KST (next day), 12:00 PST = 5:00 KST (next day), 15:00 PST = 8:00 KST (next day), and 18:00 PST = 11:00 KST (next day). These examples show why afternoon and evening in Pacific Standard Time often correspond to morning in Korea, which is useful for next-day planning, overnight support coverage, and international project handoffs.
Daylight saving time matters here because Pacific Standard Time is a standard-time abbreviation, while its daylight saving counterpart is PDT. Korea Standard Time does not observe DST, so the relationship changes during the part of the year when Pacific locations switch away from Pacific Standard Time to PDT; in practical terms, the difference changes during the DST months, while this page specifically covers the PST period rather than the daylight saving period.
Pacific Standard Time is used in parts of Canada, Mexico, and the United States, while Korea Standard Time is used in North Korea and South Korea. For business scheduling, that geographic split commonly affects software teams, consumer electronics supply chains, online retail operations, and entertainment companies that need to coordinate work between North American Pacific markets and Korea-based offices or partners.
Best Times for Calls and Meetings Between PST and KST
Pacific Standard Time (Pacific Standard Time, UTC-8) and Korea Standard Time (UTC+9) have a 17-hour gap, so the most workable meeting windows usually happen when one side meets late in the day and the other side joins the following morning. This setup is common for remote teams that need a short overlap between Pacific coast offices and Seoul-based colleagues without pushing both groups into the middle of the night.
Using the examples on this page, 15:00 PST = 8:00 KST (next day) and 18:00 PST = 11:00 KST (next day). Those two examples define the most practical overlap for many professional schedules: a late-afternoon or early-evening meeting in Pacific Standard Time becomes a next-day morning meeting in Korea, which fits better for product reviews, supplier check-ins, and executive updates than a Pacific morning slot.
By contrast, 9:00 PST = 2:00 KST (next day) and 12:00 PST = 5:00 KST (next day) are usually poor choices for standard business meetings. A Pacific Standard Time morning or midday call pushes Korean participants into the very early morning, which may be acceptable for urgent incidents, live operations, or launch-day coordination, but it is not ideal for recurring standups, interviews, or client presentations.
For recurring meetings, many teams settle on a Pacific Standard Time slot closer to the end of the workday so Korea can join at the start of the next business day. That pattern works especially well for industries with daily handoffs, such as software development, semiconductor manufacturing, ecommerce support, and game operations, where one team can close out work in Pacific Standard Time and the Korea team can pick it up the next morning in KST.
Frequently Asked Questions
What is the time difference between PST and KST?
Pacific Standard Time (Pacific Standard Time, UTC-8) is 17 hours behind Korea Standard Time (UTC+9). Put the other way, KST is 17 hours ahead of PST, so many Pacific Standard Time conversions land on the next day in Korea.
When is 9 AM PST in KST?
9:00 PST = 2:00 KST (next day). This means a 9 AM meeting in Pacific Standard Time does not happen on the same calendar date in Korea; it shifts forward to 2 AM the following day, which is usually outside normal office hours.
Does the difference between PST and KST change during DST?
Yes, the relationship changes during daylight saving time because Pacific Standard Time is the standard-time form and its DST counterpart is PDT. Korea Standard Time does not observe DST, so when Pacific locations move off Pacific Standard Time during the DST months, you should use the PDT-to-KST comparison instead of the PST-to-KST one.
What is the best meeting time between PST and KST?
The most practical window shown by the examples is late afternoon to early evening in Pacific Standard Time, because 15:00 PST = 8:00 KST (next day) and 18:00 PST = 11:00 KST (next day). That creates a workable handoff between a Pacific team finishing its day and a Korea team starting the next morning, which is useful for engineering syncs, supplier calls, and account management meetings.
Is 12 PM PST a good time for a call with Korea?
12:00 PST = 5:00 KST (next day), so noon in Pacific Standard Time becomes very early morning in Korea. That is usually too early for routine meetings, although it can still work for urgent production issues, overnight operations, or time-sensitive approvals that cannot wait for a better overlap.
Which countries use PST and KST?
Pacific Standard Time is used in parts of Canada, Mexico, and the United States. Korea Standard Time is used in North Korea and South Korea, so this conversion is relevant for North America–Korea business, travel planning, and remote collaboration.
Is PST Pacific Standard Time or Pitcairn Standard Time?
On this page, PST means Pacific Standard Time (UTC-8). PST can also refer to Pitcairn Standard Time (UTC-8); if you need that meaning, use /time-converter/pst-pitcairn-time-zone instead.
When is 3 PM PST in KST?
15:00 PST = 8:00 KST (next day). This is one of the more useful conversion points for business communication because a mid-to-late afternoon Pacific Standard Time call lines up with the next morning in Korea, which is far more practical than a Pacific morning slot.