Time Difference Between Chicago and Colombo
Chicago is 10h 30m behind Colombo. This difference shifts by an hour around daylight saving time changes.
Best time to connect
Standard working hours (9:00 AM–5:00 PM) in Chicago fall between 7:30 PM and 3:30 AM (next day) in Colombo.
Frequently asked questions
- How many hours is Colombo ahead of Chicago?
- Chicago is 10h 30m behind Colombo. Note that this changes by an hour across daylight saving time transitions.
- Do Chicago and Colombo observe daylight saving time?
- Chicago observes daylight saving time, and Colombo does not observe it. Because of that, the gap is 11h 30m for part of the year and 10h 30m for the rest.