Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between est and cdt?
Eastern Standard Time (est) is UTC-4 and Central Daylight Time (cdt) is UTC-5. The difference between them is 1 hours.
Where is est used?
Eastern Standard Time (est) is used in USA and surrounding regions. The IANA timezone identifier is America/New_York.
Where is cdt used?
Central Daylight Time (cdt) is used in USA and surrounding regions. The IANA timezone identifier is America/Chicago.
How do I convert est to cdt?
Use the interactive converter above. Drag the time slider to any est time and the cdt equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
EST (New York) is 1 hour ahead of CDT (Chicago). At noon in EST (New York), your contact in CDT (Chicago) sees 11:00.
EST (New York) observes America/New_York and CDT (Chicago) observes America/Chicago — a 1 hour gap between them.
Business hours comparison
EST (New York) and CDT (Chicago) share 7 hours of overlapping business hours daily — enough for real-time collaboration without anyone joining at odd hours.
00:0006:0012:0018:0024:00
EST (New York)
CDT (Chicago)
Overlap (7h)
Meeting time recommendations
EST (New York) and CDT (Chicago) share 7 hours of business hours overlap daily. Showing the 3 most balanced slots — see the time table below for the full window.
10:00 New York / 09:00 Chicago✓ Both working
11:00 New York / 10:00 Chicago✓ Both working
12:00 New York / 11:00 Chicago✓ Both working
Assumes a standard 9 AM–5 PM workday in each location's local timezone.
Public holidays for both locations
⚡ Holiday alerts for both locations, double-check schedules before confirming.
EST (New York)7 holidays
Jul 3Independence DaySOON
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
Nov 11Veterans Day
CDT (Chicago)7 holidays
Jul 3Independence DaySOON
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
Nov 11Veterans Day
Scheduling between EST (New York) and CDT (Chicago)
Teams in EST (New York) (USA) and CDT (Chicago) (USA) face a 1-hour time difference day to day. A 7-hour shared business hours window makes real-time meetings feasible for both sides within their normal working day.
💡 Scheduling tips for these locations
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Schedule at 10:00–11:00 (EST (New York)) for a 09:00–10:00 slot in CDT (Chicago) — the sweet spot where both teams are working.
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Schedule at 11:00–12:00 (EST (New York)) for a 10:00–11:00 slot in CDT (Chicago) — the sweet spot where both teams are working.
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Schedule at 12:00–13:00 (EST (New York)) for a 11:00–12:00 slot in CDT (Chicago) — the sweet spot where both teams are working.
Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.
Drag the slider at the top to convert any EST (New York) time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.
