Chicago to Denver Time Difference
Denver is 1 hour behind Chicago. When it is noon in Chicago, it is 11:00 in Denver.
Chicago (UTC-5) → Denver (UTC-6)
🕐 Interactive Time Explorer
When it's 10:00 in Chicago, it's 09:00 in Denver
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Chicago & Denver✓ Perfect Match (7 hours)
◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
1,478 km
Est. Flight Time
~2.7h
Time Difference
-1h
Work Hours Overlap
7h
Excellent
🔴 Office Closed
Today 10:00
10:00 - 17:00
⏰ Quick Conversion
06:00
Chicago
05:00
Denver
09:00
Chicago
08:00
Denver
12:00
Chicago
11:00
Denver
15:00
Chicago
14:00
Denver
18:00
Chicago
17:00
Denver
21:00
Chicago
20:00
Denver
00:00
Chicago
23:00
Denver (-1)
03:00
Chicago
02:00
Denver
Frequently Asked Questions
How many hours is Chicago ahead of Denver?
Denver is 1 hour behind Chicago. When it is 12:00 noon in Chicago, it is 11:00 in Denver. Chicago operates on America/Chicago (UTC-5), while Denver uses America/Denver (UTC-6).
What is the best time to call Denver from Chicago?
There are 8 hours of overlapping business time (9 AM–5 PM) between Chicago and Denver. The best window is 10:00–18:00 Chicago time (09:00–17:00 in Denver).
Does the Chicago to Denver 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 Denver
The distance between Chicago and Denver is approximately 1,478 km. A direct flight typically takes around 2.7 hours. Your arrival clock will show local Denver time — use our Flight Time Calculator to predict exact arrival times.