San Diego SeoulTime Converter
San Diego (PDT, UTC−7) is currently 16 hours behind Seoul (KST, UTC+9). Compare live clocks, convert any hour, and find times to meet.
Best time to meet between San Diego and Seoul
Best meeting times:
San Diego: 5:00 PM – 6:00 PM
Seoul: 9:00 AM – 10:00 AM
Quick answer
When it's in San Diego, it's the next day in Seoul.
San Diego (PST/PDT) runs 16 hours behind Seoul (KST). Both sides keep standard office hours with a real 9–6 overlap: the highlighted window above works for everyone.
- Time difference
- +16h 00m
- San Diego
- UTC−7
- Seoul
- UTC+9
- Best call window
- 5:00 PM PDT
San Diego to Seoul conversion table
The next 12 hours in San Diego and the matching local time in Seoul. The current hour is highlighted; drag the converter's slider and the table follows.
| San Diego · PDT | Seoul · KST |
|---|---|
| NOW Thu, Aug 6 |
Fri, Aug 7 |
Thu, Aug 6 |
Fri, Aug 7 |
Thu, Aug 6 |
Fri, Aug 7 |
Thu, Aug 6 |
Fri, Aug 7 |
Thu, Aug 6 |
Fri, Aug 7 |
Thu, Aug 6 |
Fri, Aug 7 |
Thu, Aug 6 |
Fri, Aug 7 |
Thu, Aug 6 |
Fri, Aug 7 |
Thu, Aug 6 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Daylight saving shifts this gap by up to 1 hour
The difference between San Diego and Seoul swings between 16 and 17 hours across the year as each side starts or ends daylight saving. Clocks in San Diego move back 1 hour to PST (UTC−8) on Sunday, November 1, 2026. Seoul does not observe daylight saving time. This page always shows the live, DST-aware difference.
Related time zone conversions
Jump straight to another pair: every combination is a live tool, not an article.
From San Diego
To Seoul
One source of truth, for you and your AI
This page exposes the same answer as structured data, so when you ask an assistant "what's 9am San Diego time in Seoul?", it can cite the exact, DST-aware result, not a stale blog post.
- Schema.org JSON-LD on every converter page
- A machine-readable facts island with time zone identifiers and every possible offset
- Live times in <time datetime> elements with explicit UTC offsets
{
"pair": "San Diego → Seoul",
"url": "https://worldclock.pro/en/convert/san-diego-to-seoul",
"from": {
"name": "San Diego",
"type": "city",
"abbreviation": "PST",
"daylightAbbreviation": "PDT",
"iana": "America/Los_Angeles",
"standardUtcOffset": "-08:00",
"daylightUtcOffset": "-07:00",
"referenceCity": "San Diego"
},
"to": {
"name": "Seoul",
"type": "city",
"abbreviation": "KST",
"daylightAbbreviation": null,
"iana": "Asia/Seoul",
"standardUtcOffset": "+09:00",
"daylightUtcOffset": null,
"referenceCity": "Seoul"
},
"currentDifferenceMinutes": 960,
"possibleDifferencesMinutes": [
960,
1020
],
"note": "Between the regions that use these zones the difference is 16 and 17 hours across the year, depending on daylight saving on each side. The clocks on this page show the named zones themselves, which are fixed."
}
Frequently asked questions
What is the time difference between San Diego and Seoul?
San Diego is currently 16 hours behind Seoul. San Diego is on PDT (UTC−7) and Seoul is on KST (UTC+9). The difference can change when either side starts or ends daylight saving time.
Is Seoul ahead of or behind San Diego?
Seoul is currently 16 hours ahead of San Diego.
When it is 9:00 AM in San Diego, what time is it in Seoul?
When it is 9:00 AM on a Thursday in San Diego, it is 1:00 AM the next day in Seoul.
Do San Diego and Seoul observe daylight saving time?
Clocks in San Diego move back 1 hour to PST (UTC−8) on Sunday, November 1, 2026. Seoul does not observe daylight saving time.
How do I convert San Diego time to Seoul time?
Add 16 hours to any time in San Diego to get the time in Seoul. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.
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