Seoul to Riverside time converter

Riverside is 16 hours behind Seoul. When it is 9:00 AM in Seoul, it is 5:00 PM (Sun, Oct 18) in Riverside.

Seoul KST

Monday, October 19, 2026

Riverside PDT

Monday, October 19, 2026

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

Seoul to Riverside conversion table

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

SeoulRiverside
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 Riverside).

Daylight saving time and the difference

The difference changes during the year because Seoul and Riverside 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

Seoul and Riverside are 9,650 km (5,996 miles) apart in a straight line.

More conversions

Riverside to SeoulSeoul to New YorkSeoul to LondonSeoul to Los AngelesSeoul to ChicagoSeoul to TorontoSeoul to São PauloSeoul to ParisSeoul to BerlinSeoul to MoscowSeoul to DubaiSeoul to New DelhiSeoul to Bangkok
New York to RiversideLondon to RiversideLos Angeles to RiversideChicago to RiversideToronto to RiversideSão Paulo to RiversideParis to RiversideBerlin to RiversideMoscow to RiversideDubai to RiversideNew Delhi to RiversideBangkok to Riverside

Questions and answers

What is the time difference between Seoul and Riverside?

Riverside is 16 hours behind Seoul.

What time is it in Riverside when it is 9 AM in Seoul?

When it is 9:00 AM in Seoul, it is 5:00 PM (Sun, Oct 18) in Riverside.

When is the best time to call Riverside from Seoul?

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

Does the time difference between Seoul and Riverside change?

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