CST
Chicago
BST
London
Convert CST to BST
Central Standard Time to British Summer Time — London is 5 hours ahead of Chicago
12:27 PM
Friday, March 27, 2026
UTC-5
5:27 PM
Friday, March 27, 2026
UTC+0
Quick Facts
Time Difference
+5 hours
CST Full Name
Central Standard Time
BST Full Name
British Summer Time
CST to BST Conversion Table
CST (Chicago)
BST (London)
12:00 AM
5:00 AM
1:00 AM
6:00 AM
2:00 AM
7:00 AM
3:00 AM
8:00 AM
4:00 AM
9:00 AM
5:00 AM
10:00 AM
6:00 AM
11:00 AM
7:00 AM
12:00 PM
8:00 AM
1:00 PM
9:00 AM
2:00 PM
10:00 AM
3:00 PM
11:00 AM
4:00 PM
12:00 PM
5:00 PM
1:00 PM
6:00 PM
2:00 PM
7:00 PM
3:00 PM
8:00 PM
4:00 PM
9:00 PM
5:00 PM
10:00 PM
6:00 PM
11:00 PM
7:00 PM
12:00 AM(Mar 28)
8:00 PM
1:00 AM(Mar 28)
9:00 PM
2:00 AM(Mar 28)
10:00 PM
3:00 AM(Mar 28)
11:00 PM
4:00 AM(Mar 28)
Related Conversions
About CST and BST Time Zones
CST (Central Standard Time) is UTC-5 and is the standard time zone for Chicago. BST (British Summer Time) is UTC+0 and is the standard time zone for London.
When it's 12:00 PM (noon) in Chicago (CST), it's 5:00 PM in London (BST). The time difference between CST and BST is 5 hours.
Use our world clock tool to compare Chicago and London with a visual timeline, or browse more timezone conversions.