EST to MST Time Converter
Compare EST and MST instantly. The clocks below stay in sync with the IANA time-zone database, so daylight-saving transitions are handled automatically for both New York and Denver.
24-Hour Comparison Timeline
Green = working hours · Yellow = early/late · Red = night
24-hour reference table
| EST (New York) | MST (Denver) |
|---|---|
| 12:00 AM | 10:00 PM(Fri, Jul 24) |
| 01:00 AM | 11:00 PM(Fri, Jul 24) |
| 02:00 AM | 12:00 AM |
| 03:00 AM | 01:00 AM |
| 04:00 AM | 02:00 AM |
| 05:00 AM | 03:00 AM |
| 06:00 AM | 04:00 AM |
| 07:00 AM | 05:00 AM |
| 08:00 AM | 06:00 AM |
| 09:00 AM | 07:00 AM |
| 10:00 AM | 08:00 AM |
| 11:00 AM | 09:00 AM |
| 12:00 PM | 10:00 AM |
| 01:00 PM | 11:00 AM |
| 02:00 PM | 12:00 PM |
| 03:00 PM | 01:00 PM |
| 04:00 PM | 02:00 PM |
| 05:00 PM | 03:00 PM |
| 06:00 PM | 04:00 PM |
| 07:00 PM | 05:00 PM |
| 08:00 PM | 06:00 PM |
| 09:00 PM | 07:00 PM |
| 10:00 PM | 08:00 PM |
| 11:00 PM | 09:00 PM |
Daylight saving time
Both New York and Denver observe daylight saving time, so the offset between EST and MST shifts twice a year.
Working-hours overlap
11 AM–5 PM EST (9 AM–3 PM MST) — the shared 9-to-5 window for meetings.
Frequently asked questions
What is the time difference between EST and MST?+
MST (UTC-06:00) is currently 2 hours behind EST (UTC-04:00). This page recalculates the offset live from the IANA time-zone database, including any daylight-saving transitions.
Does EST or MST observe daylight saving time?+
Both New York and Denver observe daylight saving time, so the offset can shift twice a year. Times on this page always reflect the current local rules.
What are the best meeting hours between New York and Denver?+
Standard 9–5 working hours in New York and Denver overlap from 11 AM to 5 PM EST (9 AM–3 PM MST). Schedule calls inside this window to keep both sides in normal business hours.
How do I quickly convert EST to MST?+
Use the live clocks and 24-hour reference table above. Pick any hour on the EST row to see the matching MST time. The Event Planner also lets you pick a specific date and share it with attendees.