Timezone conversion
MST to EST: current time and meeting overlap.
Quick answer: EST is 2 hours ahead of MST. Best overlap: 9:20 AM-3:00 PM in MST, which is 11:20 AM-5:00 PM in EST.
MST UTC-6 · MDT
11:20 AM EST UTC-4 · EDT
1:20 PM
overlap
9:20 AM-3:00 PM
good This page maps MST searches to Denver timezone rules and EST searches to New York timezone rules. During daylight-saving months, the displayed labels may become MDT and EDT.
Suggested meeting window
9:20 AM-10:20 AM MST -> 11:20 AM-12:20 PM EST
Planning guide Best times and checks before sending. Show Hide
What to do with this timezone conversion.
Use this page when you have a specific MST time and need the matching EST time before sending it to someone else. This page maps MST searches to Denver timezone rules and EST searches to New York timezone rules. During daylight-saving months, the displayed labels may become MDT and EDT.
1
Use the converter for the exact MST time, then check whether the resulting EST time is still reasonable for a person.
2
For launch, webinar, support, or incident work, copy the converted time with the date because the target side may land on a different day.
3
When several people are involved, move from conversion to the meeting planner before committing the time.
When this page is useful
Real situations for MST to EST.
These notes focus on the scheduling or conversion mistakes people actually make before sending a time.
Mountain team to Eastern stakeholder
Use MST to EST when a Mountain Time organizer needs to share a meeting, support window, or deadline with an East Coast recipient.
Denver-to-East Coast planning
This conversion is useful when Denver teams coordinate with New York, Boston, Washington DC, or other Eastern stakeholders.
Arizona and Mountain Time caution
If the source is Arizona, verify the city instead of relying on MST because daylight-saving behavior can differ from Denver-based Mountain Time.
Scheduling workflow Show Hide
Include the date and both local times.
Suggested conversion note: confirm the selected MST time, copy the matching EST time, and include the date if the result crosses midnight.
Confirm the date
Pick the actual date first so MST to EST reflects daylight-saving rules for that day.
Check the overlap
A correct conversion can still be a bad meeting time. If a real person must attend, check the overlap before sending.
Share both sides
Send the MST time and the EST time together so nobody has to recalculate.
Reference table Hourly conversion table Show Hide
| MST | 24h | EST | 24h | Date |
|---|---|---|---|---|
| 12:00 AM | 00:00 | 2:00 AM | 02:00 | same day |
| 1:00 AM | 01:00 | 3:00 AM | 03:00 | same day |
| 2:00 AM | 02:00 | 4:00 AM | 04:00 | same day |
| 3:00 AM | 03:00 | 5:00 AM | 05:00 | same day |
| 4:00 AM | 04:00 | 6:00 AM | 06:00 | same day |
| 5:00 AM | 05:00 | 7:00 AM | 07:00 | same day |
| 6:00 AM | 06:00 | 8:00 AM | 08:00 | same day |
| 7:00 AM | 07:00 | 9:00 AM | 09:00 | same day |
| 8:00 AM | 08:00 | 10:00 AM | 10:00 | same day |
| 9:00 AM | 09:00 | 11:00 AM | 11:00 | same day |
| 10:00 AM | 10:00 | 12:00 PM | 12:00 | same day |
| 11:00 AM | 11:00 | 1:00 PM | 13:00 | same day |
Related timezone pages
Keep comparing without starting over.
Timezone questions answered
How do I convert MST to EST?
Select the MST date and time in the converter, and useChrono will show the matching EST time with same-day or date-rollover context. This page maps MST searches to Denver timezone rules and EST searches to New York timezone rules. During daylight-saving months, the displayed labels may become MDT and EDT.
How accurate is this timezone page?
useChrono uses IANA timezone identifiers through the browser and platform Intl API, so daylight-saving changes are reflected when the runtime timezone data is current.
Should I use the converter or the meeting planner?
Use the converter for one exact time. Use the meeting planner when the time needs to be fair for people in both locations.
Why should I include both local times in an invite?
Calendar apps can display times in the viewer timezone. Including both local times reduces mistakes for remote teams and cross-region handoffs.
Data note: useChrono uses IANA timezone identifiers and the platform Intl API. Daylight-saving rules can change, so confirm mission-critical times in your calendar system.