Time zone converter
KST to CST
Convert Korea Time — Seoul to China Time — Shanghai — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Seoul, it's 8:00 AM in Shanghai. Shanghai is 1 hour behind Seoul. Use the converter above to turn any KST time into CST, or scan the hour-by-hour table below for the full day.
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Korea Time — Seoul ·
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China Time — Shanghai ·
Convert a specific timein Seoul → — in Shanghai
KST to CST at a glance
9:00 AM KST
8:00 AM
CST · Shanghai
12:00 PM KST
11:00 AM
CST · Shanghai
5:00 PM KST
4:00 PM
CST · Shanghai
Planning a meeting between Seoul and Shanghai
Planning a call between Seoul and Shanghai? The best overlap during a standard 9-to-5 workday runs 10:00 AM–5:00 PM KST (9:00 AM–4:00 PM CST). Aim for that window to reach both sides during business hours.
Hour-by-hour: Seoul to Shanghai
A full day mapped from KST to CST.
Frequently asked
Is Shanghai ahead of or behind Seoul?
Shanghai is 1 hour behind Seoul.
What is 12:00 PM KST in CST?
12:00 PM in Seoul is 11:00 AM in Shanghai.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so KST and CST automatically reflect the correct daylight-saving offset for the current date.