Chicago to Osaka — Time Difference
Live clocks · Full 24-hour table · United States → Japan
Time Difference: Chicago vs Osaka
Osaka is 14 hours ahead of Chicago. Chicago is in Central Daylight Time (CDT, UTC-5) and Osaka is in Japan Standard Time (GMT+9, UTC+9).
Use the table below to find the equivalent Osaka time for any hour in Chicago. Click any row to see the full conversion page for that hour.
Business Hours — Chicago to Osaka
"Good" = both cities within business hours (9 AM–5 PM)
Full 24-Hour Table — Chicago to Osaka
Frequently Asked Questions
What is the time difference between Chicago and Osaka?
Osaka is 14 hours ahead of Chicago. Chicago uses Central Daylight Time (CDT, UTC-5) and Osaka uses Japan Standard Time (GMT+9, UTC+9).
What time is it in Osaka when it is 9 AM in Chicago?
9 AM in Chicago (CDT) equals 11 PM in Osaka (GMT+9).
Is Chicago ahead or behind Osaka?
Osaka is 14 hours ahead of Chicago.
What is the best time to call from Chicago to Osaka?
There is no standard business-hours overlap between Chicago and Osaka. Consider scheduling early morning or late evening.
Time Zones
Chicago
Central Daylight Time
CDT · UTC-5
Osaka
Japan Standard Time
GMT+9 · UTC+9
Reverse Conversion
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