CST to BST Converter and Time Difference
BST is 6 hours ahead of CST.
Best meeting time
Everyone is in working hours from 9:00 AM to 11:00 AM (Chicago time).
Working hours are 9 AM to 5 PM in each city. Times are for Friday, 6 November 2026.
CST 6 AM to 10 PM in BST
Each row is a time in Central Time (CST/CDT) and the matching time in British Summer Time.
| CST | BST | Day | Fit |
|---|---|---|---|
| 6:00 AM | 12:00 PM | Same day | Outside working hours |
| 7:00 AM | 1:00 PM | Same day | Early or late for one city |
| 8:00 AM | 2:00 PM | Same day | Early or late for one city |
| 9:00 AM | 3:00 PM | Same day | Both in working hours |
| 10:00 AM | 4:00 PM | Same day | Both in working hours |
| 11:00 AM | 5:00 PM | Same day | Early or late for one city |
| 12:00 PM | 6:00 PM | Same day | Early or late for one city |
| 1:00 PM | 7:00 PM | Same day | Early or late for one city |
| 2:00 PM | 8:00 PM | Same day | Early or late for one city |
| 3:00 PM | 9:00 PM | Same day | Outside working hours |
| 4:00 PM | 10:00 PM | Same day | Outside working hours |
| 5:00 PM | 11:00 PM | Same day | Outside working hours |
| 6:00 PM | 12:00 AM | +1 | Outside working hours |
| 7:00 PM | 1:00 AM | +1 | Outside working hours |
| 8:00 PM | 2:00 AM | +1 | Outside working hours |
| 9:00 PM | 3:00 AM | +1 | Outside working hours |
| 10:00 PM | 4:00 AM | +1 | Outside working hours |
Each row is a time in Central Time (CST/CDT) and the matching time in British Summer Time.
BST 6 AM to 10 PM in CST
The same comparison in the other direction: each row is a time in British Summer Time and the matching time in Central Time (CST/CDT).
| BST | CST | Day | Fit |
|---|---|---|---|
| 6:00 AM | 12:00 AM | Same day | Outside working hours |
| 7:00 AM | 1:00 AM | Same day | Outside working hours |
| 8:00 AM | 2:00 AM | Same day | Outside working hours |
| 9:00 AM | 3:00 AM | Same day | Outside working hours |
| 10:00 AM | 4:00 AM | Same day | Outside working hours |
| 11:00 AM | 5:00 AM | Same day | Outside working hours |
| 12:00 PM | 6:00 AM | Same day | Outside working hours |
| 1:00 PM | 7:00 AM | Same day | Early or late for one city |
| 2:00 PM | 8:00 AM | Same day | Early or late for one city |
| 3:00 PM | 9:00 AM | Same day | Both in working hours |
| 4:00 PM | 10:00 AM | Same day | Both in working hours |
| 5:00 PM | 11:00 AM | Same day | Early or late for one city |
| 6:00 PM | 12:00 PM | Same day | Early or late for one city |
| 7:00 PM | 1:00 PM | Same day | Early or late for one city |
| 8:00 PM | 2:00 PM | Same day | Early or late for one city |
| 9:00 PM | 3:00 PM | Same day | Outside working hours |
| 10:00 PM | 4:00 PM | Same day | Outside working hours |
Each row is a time in British Summer Time and the matching time in Central Time (CST/CDT).
Daylight saving and this time difference
CST and BST both use daylight saving, but not always on the same dates. For a few weeks each spring and autumn, the gap is one hour different from the usual figure.
UTC offsets right now: CST is UTCUTC-6, and BST is UTCUTC on Friday, 6 November 2026. Check the date of your meeting in the planner, since the gap can change for a few weeks each year.
To compare more than two cities, open the meeting planner. To see the gap between any two cities, try the time difference calculator.
Related conversions
Frequently asked questions
What is the time difference between CST and BST?
BST is 6 hours ahead of CST. The comparison uses Friday, 6 November 2026, so the result is correct for that date.
When is the best time for a meeting between CST and BST?
Everyone is in working hours from 9:00 AM to 11:00 AM (Chicago time).
Does the time difference between CST and BST change with daylight saving?
CST and BST both use daylight saving, but not always on the same dates. For a few weeks each spring and autumn, the gap is one hour different from the usual figure.