Seoul to North Haven time converter

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

Seoul KST

Thursday, October 22, 2026

North Haven EDT

Wednesday, October 21, 2026

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

Seoul to North Haven conversion table

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

SeoulNorth Haven
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 North Haven): 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 North Haven 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 North Haven are 11,007 km (6,839 miles) apart in a straight line.

More conversions

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New York to North HavenLondon to North HavenLos Angeles to North HavenChicago to North HavenToronto to North HavenSão Paulo to North HavenParis to North HavenBerlin to North HavenMoscow to North HavenDubai to North HavenNew Delhi to North HavenBangkok to North Haven

Questions and answers

What is the time difference between Seoul and North Haven?

North Haven is 13 hours behind Seoul.

What time is it in North Haven when it is 9 AM in Seoul?

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

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

Does the time difference between Seoul and North Haven change?

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