Atlanta to Chicago
Chicago is 1 hour behind of Atlanta.
Atlanta
United States
Day
Difference
Chicago
United States
Day
Best window to call: 10:00 - 17:00 Atlanta time, both sides are inside 09:00-17:00.
Hour-by-hour conversion
Every hour of the day in Atlanta with its equivalent in Chicago. Green rows fall inside business hours for both.
About the Atlanta-Chicago gap
Atlanta sits in the America/New_York time zone (EDT), while Chicago uses America/Chicago (CDT). That puts Chicago 1 hour behind of Atlanta right now.
For scheduling, the practical overlap runs from 10:00 to 17:00 in Atlanta. Booking inside that band means neither party is dialling in before breakfast or after dinner.
Related comparisons
- Chicago to Atlanta
- Atlanta to Cardiff
- Atlanta to London
- Atlanta to New York
- Atlanta to Los Angeles
- Atlanta to São Paulo
See also current time in Atlanta and current time in Chicago.
Atlanta and Chicago, questions
- What is the time difference between Atlanta and Chicago?
- Chicago is 1 hour behind of Atlanta. Atlanta is currently on EDT and Chicago on CDT.
- What is the best time to call Chicago from Atlanta?
- Between 10:00 and 17:00 Atlanta time, both cities are inside normal business hours of 09:00 to 17:00. Outside that window one side is either not yet at work or has already left.
- Is the difference between Atlanta and Chicago always the same?
- The gap is mostly stable, but if both cities observe daylight saving they may not switch on the same date, there are usually a few weeks each spring and autumn when the difference shifts by an hour.