AEST
Sydney
CST
Chicago
Convert AEST to CST
Australian Eastern Standard Time to Central Standard Time — Chicago is 16 hours behind Sydney
4:27 AM
Saturday, March 28, 2026
UTC+11
12:27 PM
Friday, March 27, 2026
UTC-5
Quick Facts
Time Difference
-16 hours
AEST Full Name
Australian Eastern Standard Time
CST Full Name
Central Standard Time
AEST to CST Conversion Table
AEST (Sydney)
CST (Chicago)
12:00 AM
8:00 AM(Mar 27)
1:00 AM
9:00 AM(Mar 27)
2:00 AM
10:00 AM(Mar 27)
3:00 AM
11:00 AM(Mar 27)
4:00 AM
12:00 PM(Mar 27)
5:00 AM
1:00 PM(Mar 27)
6:00 AM
2:00 PM(Mar 27)
7:00 AM
3:00 PM(Mar 27)
8:00 AM
4:00 PM(Mar 27)
9:00 AM
5:00 PM(Mar 27)
10:00 AM
6:00 PM(Mar 27)
11:00 AM
7:00 PM(Mar 27)
12:00 PM
8:00 PM(Mar 27)
1:00 PM
9:00 PM(Mar 27)
2:00 PM
10:00 PM(Mar 27)
3:00 PM
11:00 PM(Mar 27)
4:00 PM
12:00 AM
5:00 PM
1:00 AM
6:00 PM
2:00 AM
7:00 PM
3:00 AM
8:00 PM
4:00 AM
9:00 PM
5:00 AM
10:00 PM
6:00 AM
11:00 PM
7:00 AM
Related Conversions
About AEST and CST Time Zones
AEST (Australian Eastern Standard Time) is UTC+11 and is the standard time zone for Sydney. CST (Central Standard Time) is UTC-5 and is the standard time zone for Chicago.
When it's 12:00 PM (noon) in Sydney (AEST), it's 8:00 PM in Chicago (CST). The time difference between AEST and CST is 16 hours.
Use our world clock tool to compare Sydney and Chicago with a visual timeline, or browse more timezone conversions.