Seoul
Chicago
Convert KST to CST
Korea Standard Time to Central Standard Time — Chicago is 14 hours behind Seoul
Quick Facts
Time Difference
-14 hours
KST Full Name
Korea Standard Time
CST Full Name
Central Standard Time
KST to CST Conversion Table
Related Conversions
About KST and CST Time Zones
KST (Korea Standard Time) is UTC+9 and covers cities like Seoul, Busan, Incheon. CST (Central Standard Time) is UTC-6 and covers cities like Chicago, Dallas, Houston.
When it's 12:00 PM (noon) in Seoul (KST), it's 10:00 PM in Chicago (CST). The time difference between KST and CST is 14 hours — Chicago is behind Seoul.
With a 15-hour gap, scheduling overlap is very limited. Early morning in Seoul (6–8 AM) corresponds to evening or late night in Chicago.
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 KST and CST may shift by ±1 hour. Always verify the current offset above for the most accurate conversion.
Use our world clock tool to compare Seoul and Chicago with a visual timeline, or browse more timezone conversions.
Frequently Asked Questions
What is the time difference between KST and CST?
Chicago (CST) is 14 hours behind Seoul (KST). The offset is -14 hours.
Is CST ahead or behind KST?
CST is 14 hours behind KST. KST is UTC+9 and CST is UTC-5.
When it's 12:00 PM in Seoul, what time is it in Chicago?
When it's 12:00 PM (noon) in Seoul (KST), it's 10:00 PM in Chicago (CST).
When it's 5:00 PM in Seoul, what time is it in Chicago?
When it's 5:00 PM in Seoul (KST), it's 3:00 AM in Chicago (CST).
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.