Mountain View to Seoul time converter

Seoul is 16 hours ahead of Mountain View. When it is 9:00 AM in Mountain View, it is 1:00 AM (Tue, Oct 20) in Seoul.

Mountain View PDT

Monday, October 19, 2026

Seoul KST

Monday, October 19, 2026

Mountain View
California, United States
Mon, Oct 19
PDTUTC-7
Seoul
South Korea
Mon, Oct 19
KSTUTC+9+16h
Finding your time zone…
Shared working hours (9:00–18:00)

Mountain View to Seoul conversion table

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

Mountain ViewSeoul
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 Mountain View (9:00 AM – 10:00 AM in Seoul).

Daylight saving time and the difference

The difference changes during the year because Mountain View and Seoul switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: +16h
  • Nov 1, 2026 – Mar 14, 2027: +17h
  • Mar 14, 2027 – Oct 19, 2027: +16h

Distance

Mountain View and Seoul are 9,080 km (5,642 miles) apart in a straight line.

More conversions

Seoul to Mountain ViewMountain View to New YorkMountain View to LondonMountain View to Los AngelesMountain View to ChicagoMountain View to TorontoMountain View to São PauloMountain View to ParisMountain View to BerlinMountain View to MoscowMountain View to DubaiMountain View to New DelhiMountain View to Bangkok
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 Mountain View and Seoul?

Seoul is 16 hours ahead of Mountain View.

What time is it in Seoul when it is 9 AM in Mountain View?

When it is 9:00 AM in Mountain View, it is 1:00 AM (Tue, Oct 20) in Seoul.

When is the best time to call Seoul from Mountain View?

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

Does the time difference between Mountain View 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.