Chicago to Atlanta Time Difference
Atlanta is 1 hour ahead of Chicago. When it is noon in Chicago, it is 13:00 in Atlanta.
Chicago (UTC-5) → New York (UTC-4)
🕐 Interactive Time Explorer
When it's 01:00 in Chicago, it's 02:00 in Atlanta
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Chicago & Atlanta✓ Perfect Match (7 hours)
◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
948 km
Est. Flight Time
~2.1h
Time Difference
+1h
Work Hours Overlap
7h
Excellent
🔴 Office Closed
Tomorrow 09:00
09:00 - 16:00
⏰ Quick Conversion
06:00
Chicago
07:00
Atlanta
09:00
Chicago
10:00
Atlanta
12:00
Chicago
13:00
Atlanta
15:00
Chicago
16:00
Atlanta
18:00
Chicago
19:00
Atlanta
21:00
Chicago
22:00
Atlanta
00:00
Chicago
01:00
Atlanta
03:00
Chicago
04:00
Atlanta
Frequently Asked Questions
How many hours is Chicago behind Atlanta?
Atlanta is 1 hour ahead of Chicago. When it is 12:00 noon in Chicago, it is 13:00 in Atlanta. Chicago operates on America/Chicago (UTC-5), while Atlanta uses America/New York (UTC-4).
What is the best time to call Atlanta from Chicago?
There are 7 hours of overlapping business time (9 AM–5 PM) between Chicago and Atlanta. The best window is 09:00–16:00 Chicago time (10:00–17:00 in Atlanta).
Does the Chicago to Atlanta time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between Chicago and Atlanta
The distance between Chicago and Atlanta is approximately 948 km. A direct flight typically takes around 2.1 hours. Your arrival clock will show local Atlanta time — use our Flight Time Calculator to predict exact arrival times.