Chicago to Chennai — Time Difference
Live clocks · Full 24-hour table · United States → India
Time Difference: Chicago vs Chennai
Chennai is 10 hours and 30 minutes ahead of Chicago. Chicago is in Central Daylight Time (CDT, UTC-5) and Chennai is in India Standard Time (GMT+5:30, UTC+5:30).
Use the table below to find the equivalent Chennai time for any hour in Chicago. Click any row to see the full conversion page for that hour.
Business Hours — Chicago to Chennai
"Good" = both cities within business hours (9 AM–5 PM)
Full 24-Hour Table — Chicago to Chennai
Frequently Asked Questions
What is the time difference between Chicago and Chennai?
Chennai is 10 hours and 30 minutes ahead of Chicago. Chicago uses Central Daylight Time (CDT, UTC-5) and Chennai uses India Standard Time (GMT+5:30, UTC+5:30).
What time is it in Chennai when it is 9 AM in Chicago?
9 AM in Chicago (CDT) equals 7:30 PM in Chennai (GMT+5:30).
Is Chicago ahead or behind Chennai?
Chennai is 10 hours and 30 minutes ahead of Chicago.
What is the best time to call from Chicago to Chennai?
There is no standard business-hours overlap between Chicago and Chennai. Consider scheduling early morning or late evening.
Time Zones
Chicago
Central Daylight Time
CDT · UTC-5
Chennai
India Standard Time
GMT+5:30 · UTC+5:30
Reverse Conversion
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