Delaware to Seoul time converter

Seoul is 13 hours ahead of Delaware. When it is 9:00 AM in Delaware, it is 10:00 PM in Seoul.

Delaware EDT

Sunday, October 18, 2026

Seoul KST

Monday, October 19, 2026

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

Delaware to Seoul conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 18, 2026 – Nov 1, 2026: +13h
  • Nov 1, 2026 – Mar 14, 2027: +14h
  • Mar 14, 2027 – Oct 18, 2027: +13h

More conversions

Seoul to DelawareDelaware to New YorkDelaware to LondonDelaware to Los AngelesDelaware to ChicagoDelaware to TorontoDelaware to São PauloDelaware to ParisDelaware to BerlinDelaware to MoscowDelaware to DubaiDelaware to New DelhiDelaware 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 Delaware and Seoul?

Seoul is 13 hours ahead of Delaware.

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

When it is 9:00 AM in Delaware, it is 10:00 PM in Seoul.

When is the best time to call Seoul from Delaware?

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

Does the time difference between Delaware 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.