Seoul to Cortland time converter

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

Seoul KST

Tuesday, October 20, 2026

Cortland EDT

Tuesday, October 20, 2026

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

Seoul to Cortland conversion table

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

SeoulCortland
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 Cortland): 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 Cortland 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 Cortland are 10,798 km (6,710 miles) apart in a straight line.

More conversions

Cortland to SeoulSeoul to New YorkSeoul to LondonSeoul to Los AngelesSeoul to ChicagoSeoul to TorontoSeoul to São PauloSeoul to ParisSeoul to BerlinSeoul to MoscowSeoul to DubaiSeoul to New DelhiSeoul to Bangkok
New York to CortlandLondon to CortlandLos Angeles to CortlandChicago to CortlandToronto to CortlandSão Paulo to CortlandParis to CortlandBerlin to CortlandMoscow to CortlandDubai to CortlandNew Delhi to CortlandBangkok to Cortland

Questions and answers

What is the time difference between Seoul and Cortland?

Cortland is 13 hours behind Seoul.

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

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

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

Does the time difference between Seoul and Cortland change?

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