Seoul to Winthrop time converter

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

Seoul KST

Tuesday, October 20, 2026

Winthrop EDT

Tuesday, October 20, 2026

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

Seoul to Winthrop conversion table

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

SeoulWinthrop
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 Winthrop): 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 Winthrop 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 Winthrop are 10,942 km (6,799 miles) apart in a straight line.

More conversions

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New York to WinthropLondon to WinthropLos Angeles to WinthropChicago to WinthropToronto to WinthropSão Paulo to WinthropParis to WinthropBerlin to WinthropMoscow to WinthropDubai to WinthropNew Delhi to WinthropBangkok to Winthrop

Questions and answers

What is the time difference between Seoul and Winthrop?

Winthrop is 13 hours behind Seoul.

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

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

When is the best time to call Winthrop 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 Winthrop): working hours on one side, early or late on the other.

Does the time difference between Seoul and Winthrop change?

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