Summit to Seoul time converter

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

Summit EDT

Sunday, October 18, 2026

Seoul KST

Sunday, October 18, 2026

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

Summit to Seoul conversion table

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

SummitSeoul
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 Summit (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 Summit 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

Distance

Summit and Seoul are 11,044 km (6,862 miles) apart in a straight line.

More conversions

Seoul to SummitSummit to New YorkSummit to LondonSummit to Los AngelesSummit to ChicagoSummit to TorontoSummit to São PauloSummit to ParisSummit to BerlinSummit to MoscowSummit to DubaiSummit to New DelhiSummit 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 Summit and Seoul?

Seoul is 13 hours ahead of Summit.

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

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

When is the best time to call Seoul from Summit?

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

Does the time difference between Summit 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.