Seoul to Iselin time converter

Iselin is 13 hours behind Seoul. When it is 9:00 AM in Seoul, it is 8:00 PM (Mon, Oct 19) in Iselin.

Seoul KST

Tuesday, October 20, 2026

Iselin EDT

Monday, October 19, 2026

Seoul
South Korea
Tue, Oct 20
KSTUTC+9
Iselin
New Jersey, United States
Mon, Oct 19
EDTUTC-4-13h
Finding your time zone…
Shared working hours (9:00–18:00)

Seoul to Iselin conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Seoul (8:00 PM – 10:00 PM in Iselin): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 20, 2026 – Nov 1, 2026: -13h
  • Nov 1, 2026 – Mar 14, 2027: -14h
  • Mar 14, 2027 – Oct 20, 2027: -13h

Distance

Seoul and Iselin are 11,060 km (6,872 miles) apart in a straight line.

More conversions

Iselin 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 IselinLondon to IselinLos Angeles to IselinChicago to IselinToronto to IselinSão Paulo to IselinParis to IselinBerlin to IselinMoscow to IselinDubai to IselinNew Delhi to IselinBangkok to Iselin

Questions and answers

What is the time difference between Seoul and Iselin?

Iselin is 13 hours behind Seoul.

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

When it is 9:00 AM in Seoul, it is 8:00 PM (Mon, Oct 19) in Iselin.

When is the best time to call Iselin from Seoul?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Seoul (8:00 PM – 10:00 PM in Iselin): working hours on one side, early or late on the other.

Does the time difference between Seoul and Iselin change?

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