Chicago
Seoul
Convert CST to KST
Central Standard Time to Korea Standard Time — Seoul is 14 hours ahead of Chicago
Quick Facts
Time Difference
+14 hours
CST Full Name
Central Standard Time
KST Full Name
Korea Standard Time
CST to KST Conversion Table
Related Conversions
About CST and KST Time Zones
CST (Central Standard Time) is UTC-6 and covers cities like Chicago, Dallas, Houston. KST (Korea Standard Time) is UTC+9 and covers cities like Seoul, Busan, Incheon.
When it's 12:00 PM (noon) in Chicago (CST), it's 2:00 AM in Seoul (KST). The time difference between CST and KST is 14 hours — Seoul is ahead of Chicago.
With a 15-hour gap, scheduling overlap is very limited. Early morning in Chicago (6–8 AM) corresponds to evening or late night in Seoul.
Daylight Saving Time
CST observes Daylight Saving Time and becomes CDT (Central Daylight Time) during summer months, shifting clocks forward by 1 hour to UTC-5.
During DST transitions, the time difference between CST and KST may shift by ±1 hour. Always verify the current offset above for the most accurate conversion.
Use our world clock tool to compare Chicago and Seoul with a visual timeline, or browse more timezone conversions.
Frequently Asked Questions
What is the time difference between CST and KST?
Seoul (KST) is 14 hours ahead of Chicago (CST). The offset is +14 hours.
Is KST ahead or behind CST?
KST is 14 hours ahead of CST. CST is UTC-5 and KST is UTC+9.
When it's 12:00 PM in Chicago, what time is it in Seoul?
When it's 12:00 PM (noon) in Chicago (CST), it's 2:00 AM in Seoul (KST).
When it's 5:00 PM in Chicago, what time is it in Seoul?
When it's 5:00 PM in Chicago (CST), it's 7:00 AM in Seoul (KST).
Does CST change for Daylight Saving Time?
Yes. CST (Central Standard Time, UTC-6) becomes CDT (Central Daylight Time, UTC-5) in summer, shifting clocks forward 1 hour.