Seoul to Gwynn Oak time converter

Gwynn Oak is 13 hours behind Seoul. When it is 9:00 AM in Seoul, it is 8:00 PM (Wed, Oct 21) in Gwynn Oak.

Seoul KST

Thursday, October 22, 2026

Gwynn Oak EDT

Wednesday, October 21, 2026

Seoul
South Korea
Thu, Oct 22
KSTUTC+9
Gwynn Oak
Maryland, United States
Wed, Oct 21
EDTUTC-4-13h
Finding your time zone…
Shared working hours (9:00–18:00)

Seoul to Gwynn Oak conversion table

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

SeoulGwynn Oak
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 Gwynn Oak): 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 Gwynn Oak switch clocks on different dates:

  • Oct 22, 2026 – Nov 1, 2026: -13h
  • Nov 1, 2026 – Mar 14, 2027: -14h
  • Mar 14, 2027 – Oct 22, 2027: -13h

Distance

Seoul and Gwynn Oak are 11,129 km (6,915 miles) apart in a straight line.

More conversions

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New York to Gwynn OakLondon to Gwynn OakLos Angeles to Gwynn OakChicago to Gwynn OakToronto to Gwynn OakSão Paulo to Gwynn OakParis to Gwynn OakBerlin to Gwynn OakMoscow to Gwynn OakDubai to Gwynn OakNew Delhi to Gwynn OakBangkok to Gwynn Oak

Questions and answers

What is the time difference between Seoul and Gwynn Oak?

Gwynn Oak is 13 hours behind Seoul.

What time is it in Gwynn Oak when it is 9 AM in Seoul?

When it is 9:00 AM in Seoul, it is 8:00 PM (Wed, Oct 21) in Gwynn Oak.

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

Does the time difference between Seoul and Gwynn Oak change?

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