Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between est and mdt?
Eastern Standard Time (est) is UTC-4 and Mountain Daylight Time (mdt) is UTC-6. The difference between them is 2 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 mdt used?
Mountain Daylight Time (mdt) is used in USA and surrounding regions. The IANA timezone identifier is America/Denver.
How do I convert est to mdt?
Use the interactive converter above. Drag the time slider to any est time and the mdt equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
EST (New York) is 2 hours ahead of MDT (Denver). When it's noon in EST (New York), it's 10:00 in MDT (Denver).
EST (New York) is in the America/New_York timezone. MDT (Denver) is in America/Denver. The difference is 2 hours.
Business hours comparison
Both EST (New York) and MDT (Denver) are simultaneously in business hours for 6 hours per day (assuming standard 9:00–17:00 working hours).
00:0006:0012:0018:0024:00
EST (New York)
MDT (Denver)
Overlap (6h)
Recommended meeting windows
Both EST (New York) and MDT (Denver) are in standard hours simultaneously for 6h per day. 3 recommended slots shown below.
11:00 New York / 09:00 Denver✓ Both working
12:00 New York / 10:00 Denver✓ Both working
13:00 New York / 11:00 Denver✓ Both working
Based on standard 09:00–17:00 working hours in each location's local time.
Public holidays this year
⚡ Upcoming holidays in both locations, confirm with your contact before booking.
EST (New York)8 holidays
Jun 19Juneteenth National Independence DaySOON
Jul 3Independence Day
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
MDT (Denver)8 holidays
Jun 19Juneteenth National Independence DaySOON
Jul 3Independence Day
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
EST (New York) and MDT (Denver) — practical scheduling
EST (New York) (USA) leads MDT (Denver) (USA) by 2 hours. Despite the gap, a 6-hour window of shared business hours each day keeps real-time collaboration practical for both sides.
💡 Practical scheduling guidelines
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11:00–12:00 in EST (New York) = 09:00–10:00 in MDT (Denver). Both sides are in standard business hours during this window.
✅
12:00–13:00 in EST (New York) = 10:00–11:00 in MDT (Denver). Both sides are in standard business hours during this window.
✅
13:00–14:00 in EST (New York) = 11:00–12:00 in MDT (Denver). Both sides are in standard business hours during this window.
DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.
Use the time slider above to find the exact equivalent time for any moment in EST (New York). The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.
