Convert PST to KST
See the 17-hour difference between Pacific Standard Time and Korea Standard Time with a live converter, hourly table, and meeting planner.
How PST to KST Works
Convert Pacific Standard Time (UTC-8) to Korea Standard Time (UTC+9) using the current 17-hour difference. The converter updates automatically so you can map morning, afternoon, and late-night hours accurately.
Hour-by-Hour Time Table
Use the visual grid and hour-by-hour table to compare PST and KST across the day. Copy results, export as ICS, or send times to Google Calendar and Gmail for faster scheduling.
Schedule Meetings With Confidence
Find overlap windows for calls between PST and South Korea time, with automatic DST handling where applicable. Time rules are kept accurate using the IANA timezone database and historical offset updates.
How to Convert PST to KST
Open the PST to KST converter: Go to https://www.xconvert.com/time-converter/pst-to-kst-converter. The page loads with Pacific Standard Time and Korea Standard Time already lined up on the visual comparison grid, which is useful when you are scheduling a call between a West Coast team in the United States or Canada and colleagues, suppliers, or clients in South Korea.
Add relevant comparison cities: Click + Add City and search for cities that matter to your workflow, such as Los Angeles, Vancouver, or Seoul. This is especially helpful for gaming, electronics, logistics, and software teams that often coordinate work across Pacific-facing offices and Korean business hours.
Select a time range on the grid: Click Select if needed, then drag across the PST 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, dragging from 9:00 PST to 12:00 PST shows 2:00 KST to 5:00 KST the next day, which quickly confirms that a morning block in PST becomes an early-to-mid afternoon slot in Korea.
Export and share the result: Once your range is selected, use the export options for ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link. This is useful when a California product team needs to send a confirmed meeting time to a Seoul partner so everyone receives the event in their own local calendar without manually converting times.
Understanding the PST to KST Time Difference
Pacific Standard Time is UTC-8, while Korea Standard Time is UTC+9. KST is 17 hours ahead of PST, so the Korean time is usually on the next calendar day when you convert a daytime PST meeting.
The conversion pattern is straightforward with the common examples used by teams scheduling across these zones: 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 late morning and afternoon in PST often land in the afternoon or late evening in Korea.
Seasonally, the difference does not stay under the PST label all year because PST is a standard-time abbreviation and its daylight saving counterpart is PDT. KST does not observe DST, so the Korea side stays fixed year-round, while the Pacific side changes in the months when North American daylight saving time is in effect; during those months, the PST label is replaced by PDT, so users planning spring and summer meetings should pay close attention to whether they are working with PST or PDT.
PST is used in parts of the United States, Canada, and Mexico, and the abbreviation also appears in the Philippines in some contexts, while KST is used in South Korea and North Korea. For practical scheduling, the most common business pairing is the U.S. or Canadian Pacific coast with South Korea, especially for technology, manufacturing, gaming, semiconductors, and cross-border vendor management.
Best Times for Calls and Meetings Between PST and KST
Because KST is 17 hours ahead of PST, the most workable meetings usually happen when one side takes an early start or the other accepts a late session. The examples make this clear: 9:00 PST = 2:00 KST (next day) and 12:00 PST = 5:00 KST (next day), so a standard morning or lunchtime meeting in PST maps to a practical afternoon slot in Korea.
For many business calls, 9:00 PST to 12:00 PST is one of the clearest windows to test first. That range becomes 2:00 KST to 5:00 KST the next day, which fits normal office hours in Korea and works well for sales reviews, project check-ins, and supplier updates when the PST side can meet in the morning.
Later PST meetings become harder for Korea-based participants. 15:00 PST = 8:00 KST (next day) can still work for early-start teams in Seoul, especially in industries with global support coverage, but 18:00 PST = 11:00 KST (next day) pushes the Korean side close to midday and is usually better for urgent escalations, operations handoffs, or teams with flexible schedules rather than routine weekly meetings.
If you are trying to protect work-life balance on both sides, the grid is most useful for visually comparing a short PST morning block against a Korea afternoon block. This helps remote teams avoid repeatedly assigning very early or very late meetings to the same group, which is a common issue for companies coordinating engineering, procurement, and customer support between Pacific-region offices and Korea.
Frequently Asked Questions
What is the time difference between PST and KST?
Korea Standard Time is 17 hours ahead of Pacific Standard Time. Since PST is UTC-8 and KST is UTC+9, meetings scheduled during the PST day usually appear on the next day in Korea.
When is 9 AM PST in KST?
9:00 PST = 2:00 KST (next day). This is one of the most useful reference points for scheduling because it shows that a standard Pacific morning meeting becomes an early afternoon meeting in Korea, which is often suitable for business calls and project updates.
When is 12 PM PST in KST?
12:00 PST = 5:00 KST (next day). This makes noon in PST a practical late-afternoon time in Korea, which can work well for handoffs between North American teams and Korean partners before the Korean business day ends.
Does the difference between PST and KST change during DST?
Yes, the relationship changes when the Pacific time zone moves off standard time because PST is a standard-time abbreviation and its DST counterpart is PDT. KST does not observe DST, so the Korea side stays the same while the Pacific side changes during the daylight saving months, which is why it is important to confirm whether you are scheduling in PST or PDT.
What is the best meeting time between PST and KST?
A strong option is the PST morning window, especially 9:00 PST to 12:00 PST, because that converts to 2:00 KST to 5:00 KST the next day. This range is often the easiest for regular business meetings, since it avoids very early starts in PST and keeps the Korea side within normal afternoon office hours.
Is 3 PM PST a good time for a call with Korea?
15:00 PST = 8:00 KST (next day). That can work for teams in Korea that start early or need to handle cross-border operations, but it is less comfortable than a PST morning meeting and may be better reserved for urgent coordination rather than recurring calls.
Is 6 PM PST too late for meetings with Korea?
18:00 PST = 11:00 KST (next day). This is usually late for a standard business meeting on the Korea side, so it is more appropriate for exceptions such as production issues, launch-day monitoring, or time-sensitive executive approvals.
Which countries use PST and KST?
PST is used in parts of the United States, Canada, and Mexico, and the abbreviation also appears in the Philippines in some contexts. KST is used in South Korea and North Korea, with South Korea being the most common destination for international business scheduling involving KST.