Seoul to Spring Valley time converter

Spring Valley is 16 hours behind Seoul. When it is 9:00 AM in Seoul, it is 5:00 PM (Mon, Oct 19) in Spring Valley.

Seoul KST

Tuesday, October 20, 2026

Spring Valley PDT

Monday, October 19, 2026

Seoul
South Korea
Tue, Oct 20
KSTUTC+9
Spring Valley
Nevada, United States
Mon, Oct 19
PDTUTC-7-16h
Finding your time zone…
Shared working hours (9:00–18:00)

Seoul to Spring Valley conversion table

Every hour of today in Seoul and the matching time in Spring Valley. Light rows are typical working hours (9:00–18:00).

SeoulSpring Valley
12:00 AM8:00 AM−1 day
1:00 AM9:00 AM−1 day
2:00 AM10:00 AM−1 day
3:00 AM11:00 AM−1 day
4:00 AM12:00 PM−1 day
5:00 AM1:00 PM−1 day
6:00 AM2:00 PM−1 day
7:00 AM3:00 PM−1 day
8:00 AM4:00 PM−1 day
9:00 AM5:00 PM−1 day
10:00 AM6:00 PM−1 day
11:00 AM7:00 PM−1 day
12:00 PM8:00 PM−1 day
1:00 PM9:00 PM−1 day
2:00 PM10:00 PM−1 day
3:00 PM11:00 PM−1 day
4:00 PM12:00 AM
5:00 PM1:00 AM
6:00 PM2:00 AM
7:00 PM3:00 AM
8:00 PM4:00 AM
9:00 PM5:00 AM
10:00 PM6:00 AM
11:00 PM7:00 AM

Best time to call or meet

Both sides are at work from 9:00 AM – 10:00 AM in Seoul (5:00 PM – 6:00 PM in Spring Valley).

Daylight saving time and the difference

The difference changes during the year because Seoul and Spring Valley switch clocks on different dates:

  • Oct 20, 2026 – Nov 1, 2026: -16h
  • Nov 1, 2026 – Mar 14, 2027: -17h
  • Mar 14, 2027 – Oct 20, 2027: -16h

Distance

Seoul and Spring Valley are 9,620 km (5,978 miles) apart in a straight line.

More conversions

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Questions and answers

What is the time difference between Seoul and Spring Valley?

Spring Valley is 16 hours behind Seoul.

What time is it in Spring Valley when it is 9 AM in Seoul?

When it is 9:00 AM in Seoul, it is 5:00 PM (Mon, Oct 19) in Spring Valley.

When is the best time to call Spring Valley from Seoul?

Both sides are at work from 9:00 AM – 10:00 AM in Seoul (5:00 PM – 6:00 PM in Spring Valley).

Does the time difference between Seoul and Spring Valley change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.