New York to Denver
-2hNew York
EDTSOURCEDenver
MDTGreen rows indicate typical business hours (9 AM - 5 PM)
EDT and MDT on the World Map
The map below highlights the EDT (Eastern Standard Time) and MDT (Mountain Standard Time) timezone regions across the globe.
EST – Eastern Standard Time
UTC-05:00Eastern Standard Time (EST) is the time zone for the eastern United States and Canada, 5 hours behind UTC.
- •EST is the most widely used time zone in the United States by population.
- •The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
- •23 US states are fully or partially in the Eastern Time Zone.
- •EST was established by the Standard Time Act of 1918.
- •Over 47% of the US population lives in the Eastern Time Zone.
MST – Mountain Standard Time
UTC-07:00Mountain Standard Time (MST) is the time zone for the Mountain region of North America, 7 hours behind UTC.
- •Arizona does not observe daylight saving time, staying on MST year-round.
- •The Navajo Nation in Arizona does observe DST, unlike the rest of the state.
- •Denver, the 'Mile High City', is the largest city fully in MST.
- •MST covers 6 US states entirely and parts of several others.
About New York
WikipediaNew York City, the financial capital of the world, operates on Eastern Time (EST/EDT). Home to Wall Street and the NYSE, NYC is crucial for global business coordination.
New York City has more than 800 languages spoken, making it the most linguistically diverse city in the world.
About Denver
WikipediaDenver operates on Mountain Time (MST/MDT), 2 hours behind New York. As a tech and aerospace hub, Denver bridges West Coast and Central US business hours.
Denver International Airport is the largest airport in North America by land area.
Time Conversion Guide: New York to Denver
New York runs on Eastern Daylight Time (EDT) at UTC-04:00, currently observing daylight saving time. Denver runs on Mountain Daylight Time (MDT) at UTC-06:00, also currently on daylight saving time. That puts New York 2 hours behind Denver — a difference of -2h at the current offsets.
In practice, when it is 9:00 AM in New York it is 7:00 AM in Denver. Midnight in New York is 10:00 PM in Denver. Because both zones shift for daylight saving, the gap between them only changes during the few weeks each year when their transition dates differ.
New York to Denver time conversion table
| New York (EDT) | Denver (MDT) | Day |
|---|---|---|
| 12:00 AM | 10:00 PM | previous day |
| 6:00 AM | 4:00 AM | same day |
| 7:00 AM | 5:00 AM | same day |
| 8:00 AM | 6:00 AM | same day |
| 9:00 AM | 7:00 AM | same day |
| 12:00 PM | 10:00 AM | same day |
| 3:00 PM | 1:00 PM | same day |
| 5:00 PM | 3:00 PM | same day |
| 6:00 PM | 4:00 PM | same day |
| 9:00 PM | 7:00 PM | same day |
Why people convert New York to Denver time
- Scheduling a call from New York to Denver: a 10:00 AM start in New York lands at 8:00 AM in Denver, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both New York and Denver are inside the 9-to-5 working day between 11:00 AM and 5:00 PM EDT time (9:00 AM–3:00 PM MDT). That is roughly 6 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in New York is 6:00 PM in Denver makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM EDT" is unambiguous; "3 PM" across a -2h gap is not.
- Block 11:00 AM–5:00 PM EDT as the recurring meeting window if you work primarily from New York and need Denver colleagues present.
- New York: Clocks fall back on Sun, Nov 1, 2026. Re-check this page after that date because the offset changes and so does the -2h gap.
- Denver: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.
About EST (Eastern Standard Time)
Eastern Standard Time (EST) is observed during the winter months in the eastern part of North America. It covers 23 US states and parts of Canada including Ontario and Quebec. EST is the most populous time zone in the United States, home to major financial centers like New York City and global organizations headquartered in Washington D.C. During daylight saving time (March–November), clocks shift to Eastern Daylight Time (EDT, UTC-04:00). The time zone also covers parts of the Caribbean and Central America including Panama, Jamaica, and the Cayman Islands.
About MST (Mountain Standard Time)
Mountain Standard Time (MST) covers the Rocky Mountain region of the United States and Canada. Arizona is notable for not observing daylight saving time, staying on MST year-round (except the Navajo Nation). The time zone includes major cities like Denver, Phoenix, Calgary, and Salt Lake City. During summer, most areas switch to Mountain Daylight Time (MDT, UTC-06:00).
Best time to call between New York and Denver
Both New York and Denver sit inside the 9 AM – 5 PM working day between 11:00 AM–5:00 PM EDT, which is 9:00 AM–3:00 PM MDT. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
New York and Denver share 6 hours of working-hours overlap (11:00 AM–5:00 PM EDT), so scheduling a live meeting is straightforward.
New York is 2 hours behind Denver (EDT UTC-04:00 → MDT UTC-06:00). The shared working window is 11:00 AM–5:00 PM EDT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
New York
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
Denver
☀ Currently in DST
Standard: UTC-07:00 · DST: UTC-06:00
Clocks fall back on Sun, Nov 1, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between New York and Denver?
New York (EDT, UTC-04:00) is 2 hours behind Denver (MDT, UTC-06:00). The gap is currently -2h.
How do I convert New York time to Denver time?
Add -2h to New York local time. For example, 9:00 AM in New York is 7:00 AM in Denver.
What time is it in Denver right now?
Denver uses MDT at UTC-06:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -2h offset from New York.
What is the best time to call Denver from New York?
Call between 11:00 AM and 5:00 PM EDT — that maps to 9:00 AM–3:00 PM MDT and keeps both parties inside the working day.
Which is behind, New York or Denver?
New York is 2 hours behind Denver. When it is 12:00 PM in New York it is 10:00 AM in Denver.
Do New York and Denver use different time zones?
New York (USA) uses EDT at UTC-04:00, while Denver (USA) uses MDT at UTC-06:00. The IANA identifiers are America/New_York and America/Denver.
Does daylight saving time affect the New York–Denver difference?
Both zones observe DST, so the difference stays at -2h for most of the year and only changes during the weeks when their transition dates do not line up.
Which other cities share New York's time zone?
EDT also covers New York City, Washington D.C., Miami, Toronto, Philadelphia, Atlanta, Boston, Montreal and 8 more.
Which countries use EDT, New York's zone?
EDT is used in United States (Eastern), Canada (Ontario, Quebec), Mexico (Quintana Roo), Panama, Jamaica, Cayman Islands, Haiti, Bahamas and 4 more.
Is there a day difference between New York and Denver?
Not normally. The -2h gap only pushes the date over the previous day.
What is the time difference between New York and Denver?
Denver is -2h from New York.
What timezone is New York in?
New York City, the financial capital of the world, operates on Eastern Time (EST/EDT). Home to Wall Street and the NYSE, NYC is crucial for global business coordination.
What timezone is Denver in?
Denver operates on Mountain Time (MST/MDT), 2 hours behind New York. As a tech and aerospace hub, Denver bridges West Coast and Central US business hours.
What are the business hours in New York?
Standard business hours in New York are 9:00 AM - 5:00 PM EST.
What are the business hours in Denver?
Standard business hours in Denver are 8:00 AM - 5:00 PM MST.
What is the best time to schedule a call between New York and Denver?
The best overlap for a call is when both cities are in business hours. New York works 9:00 AM - 5:00 PM EST and Denver works 8:00 AM - 5:00 PM MST (-2h difference). Try scheduling during the overlapping window for maximum convenience.
How do New York and Denver compare in size?
New York has a population of approximately 8.3 million (metro: 20.1 million), while Denver has approximately 715,000 (metro: 2.9 million).
What are the major landmarks in New York and Denver?
New York is known for Statue of Liberty, Empire State Building, Times Square. Denver is famous for Red Rocks Amphitheatre, Denver Art Museum, Union Station.
Do New York and Denver have stock exchanges?
Yes. New York has the NYSE (New York Stock Exchange) and Denver has the N/A (Uses NYSE/NASDAQ). The -2h time difference affects trading hour overlaps between these exchanges.
Which countries use EST (Eastern Standard Time)?
EST is used in United States (Eastern), Canada (Ontario, Quebec), Mexico (Quintana Roo), Panama, Jamaica, Cayman Islands, and 6 more countries.
Does EST observe daylight saving time?
Yes, EST switches to EDT during summer months.
What are some interesting facts about EST?
EST is the most widely used time zone in the United States by population. The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
Which cities are in the MST timezone?
Major cities in the MST timezone include Denver, Phoenix, Salt Lake City, Calgary, Edmonton, Albuquerque, El Paso, Tucson.
What is the UTC offset for MST?
Mountain Standard Time (MST) is at UTC-07:00. During daylight saving time, it shifts to MDT.
What should I know about the MST timezone?
Arizona does not observe daylight saving time, staying on MST year-round. The Navajo Nation in Arizona does observe DST, unlike the rest of the state.
When is it midnight in New York, what time is it in Denver?
When it is 12:00 AM (midnight) in New York (EST), it is -2h later in Denver (MST).
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