The time difference between Chicago and London varies depending on daylight saving time in both locations. London is usually 6 hours ahead of Chicago, although this may temporarily change during daylight saving transitions.
Current Time in Chicago and London
Chicago Time:
London Time:
Time Difference
London is typically 6 hours ahead of Chicago.
However, during daylight saving transitions, the difference may briefly be 5 or 7 hours.
Best Time to Call
👉 This is the best overlap for meetings and communication.
Time Zone Information
- Chicago: Central Standard Time (CST) / Central Daylight Time (CDT)
- London: Greenwich Mean Time (GMT) / British Summer Time (BST)



