South Korea · KST
Tue, 15 Sept 2026
Timezone Guide
Incheon, South Korea runs on UTC+9. This time zone stays fixed year-round at UTC+9 — daylight saving time is not observed. There is a 13-hour difference between Incheon and New York. Standard working hours don't overlap at all with New York, so meetings need an early or late slot on one side. There is a 8-hour difference between Incheon and London. Standard 9-to-6 working hours overlap for about 1 hours a day with London. A good time to connect: 17:00–18:00 in Incheon lines up with 09:00–10:00 in London. Incheon and Tokyo currently share the same clock. Standard 9-to-6 working hours overlap for about 9 hours a day with Tokyo. A good time to connect: 09:00–18:00 in Incheon lines up with 09:00–18:00 in Tokyo. This timezone is also shared with cities such as Seoul, Pyongyang, Osaka. Keeping these offsets in mind makes it easier to schedule calls or travel to and from Incheon.
Practical Info
Incheon (South Korea) is home to roughly 3.0M people. Today brings about 14.8 hours of daylight: sunrise at 05:12, sunset at 20:00. This time zone stays fixed year-round at UTC+9 — daylight saving time is not observed. It sits in the Northern Hemisphere, about 37° north of the equator. Traffic drives on the right.
Flag
South Korea
Capital
Seoul
Continent
Asia
Time Zone
KST · Asia/Seoul
Coordinates
37.46°N, 126.70°E
Currency
KRW (₩)
Calling Code
+82
Driving Side
Right
Hemisphere
Northern
Language
Korean
Measurement System
Metric
Did You Know?
Songdo was built from scratch on about 600 hectares of reclaimed tidal flat, with a pneumatic waste system instead of bin lorries and no municipal rubbish trucks at all. Incheon Airport, also on reclaimed land, has topped global airport service rankings for well over a decade.
The clock: Incheon keeps UTC+9 and handles most of the air traffic into a country whose capital is 40 minutes away by express train.
Annual Daylight
Working Hours
3h overlap