Simi Valley to Seoul time converter

Seoul is 16 hours ahead of Simi Valley. When it is 9:00 AM in Simi Valley, it is 1:00 AM (Thu, Oct 22) in Seoul.

Simi Valley PDT

Wednesday, October 21, 2026

Seoul KST

Wednesday, October 21, 2026

Simi Valley
California, United States
Wed, Oct 21
PDTUTC-7
Seoul
South Korea
Wed, Oct 21
KSTUTC+9+16h
Finding your time zone…
Shared working hours (9:00–18:00)

Simi Valley to Seoul conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 21, 2026 – Nov 1, 2026: +16h
  • Nov 1, 2026 – Mar 14, 2027: +17h
  • Mar 14, 2027 – Oct 21, 2027: +16h

Distance

Simi Valley and Seoul are 9,533 km (5,924 miles) apart in a straight line.

More conversions

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New York to SeoulLondon to SeoulLos Angeles to SeoulChicago to SeoulToronto to SeoulSão Paulo to SeoulParis to SeoulBerlin to SeoulMoscow to SeoulDubai to SeoulNew Delhi to SeoulBangkok to Seoul

Questions and answers

What is the time difference between Simi Valley and Seoul?

Seoul is 16 hours ahead of Simi Valley.

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

When it is 9:00 AM in Simi Valley, it is 1:00 AM (Thu, Oct 22) in Seoul.

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

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

Does the time difference between Simi Valley and Seoul change?

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