From
Central Time
Chicago
Time Zone Converter
CST to GMT Time Zone Converter
Convert CST to GMT with a live clock, current time difference, UTC offsets, and work-hour overlap. GMT is 6 hours ahead of CST.
To
GMT
London
When it is 7:30 AM in Central Time, it is 1:30 PM in GMT.
CST to GMT at a glance
GMT is 6 hours ahead of Central Time. If someone gives you a time in Central Time, move the clock by 6 hours to read it in GMT. A 9:00 AM start in Chicago becomes 3:00 PM in London.
What Central Time covers
Central Time is the working clock for a large part of the US and Canada. Cities like Chicago, Dallas, and Houston use it. It is often the middle ground when teams need to coordinate between the east coast and the west coast.
What GMT covers
GMT is commonly used as the United Kingdom time reference. In summer, the UK moves to British Summer Time. It is a familiar baseline for Europe, Africa, and global remote teams.
Quick answers
What is the time difference between CST and GMT?
GMT is 6 hours ahead of Central Time.
What happens to a 3:00 PM meeting in CST?
It lands at 9:00 PM in GMT.
Does daylight saving time matter for CST to GMT?
Central Time and GMT are shown using the offsets that are active right now, so the result already reflects any daylight saving change in effect today.