What time is 12 AM in Ottawa in Chicago?
Instant time conversion · Canada to United States
When it's 12 AM in Ottawa (EDT)…
Ottawa to Chicago — Time Conversion
When it is 12 AM in Ottawa (Eastern Daylight Time, EDT), it is 11 PM in Chicago (Central Daylight Time, CDT).Chicago is 1 hour behind Ottawa.
Use the table above to see the equivalent time in Chicago and other major cities worldwide. Click any row to open the full hour page for that destination.
All Ottawa hours → Chicago
Frequently Asked Questions
What time is 12 AM in Ottawa in Chicago?
12 AM Ottawa time (EDT) equals 11 PM in Chicago (CDT) — the previous day.
What is the time difference between Ottawa and Chicago?
Chicago is 1 hour behind Ottawa. Ottawa uses Eastern Daylight Time (EDT, UTC-4) and Chicago uses Central Daylight Time (CDT, UTC-5).
Is 12 AM Ottawa a good time to call Chicago?
12 AM in Ottawa corresponds to 11 PM in Chicago, which is outside typical working hours. Consider scheduling between 9 AM–6 PM CDT instead.
How do I convert time from Ottawa to Chicago?
To convert Ottawa time to Chicago time, add (-1) hours. For example, 12 AM EDT = 11 PM CDT (previous day).
Other hours — Ottawa to Chicago
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