Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between mst and pst?
Mountain Standard Time (mst) is UTC-6 and Pacific Standard Time (pst) is UTC-7. The difference between them is 1 hours.
Where is mst used?
Mountain Standard Time (mst) is used in USA and surrounding regions. The IANA timezone identifier is America/Denver.
Where is pst used?
Pacific Standard Time (pst) is used in USA and surrounding regions. The IANA timezone identifier is America/Los_Angeles.
How do I convert mst to pst?
Use the interactive converter above. Drag the time slider to any mst time and the pst equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
Time difference: MST (Denver) and PST (Los Angeles)
MST (Denver) is 1 hour ahead of PST (Los Angeles). When it's noon in MST (Denver), it's 11:00 in PST (Los Angeles).
MST (Denver) runs on America/Denver; PST (Los Angeles) runs on America/Los_Angeles. Together they are 1 hour apart.
Business hours comparison
Both MST (Denver) and PST (Los Angeles) are simultaneously in business hours for 7 hours per day (assuming standard 9:00–17:00 working hours).
00:0006:0012:0018:0024:00
MST (Denver)
PST (Los Angeles)
Overlap (7h)
Best call times between these locations
There is a 7-hour daily window where both locations are in business hours. The 3 best slots are listed below.
10:00 Denver / 09:00 Los Angeles✓ Both working
11:00 Denver / 10:00 Los Angeles✓ Both working
12:00 Denver / 11:00 Los Angeles✓ Both working
Working hours defined as 09:00–17:00 local time for each location.
Public holidays this year
⚡ Upcoming holidays in both locations, confirm with your contact before booking.
MST (Denver)7 holidays
Jul 3Independence DaySOON
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
Nov 11Veterans Day
PST (Los Angeles)7 holidays
Jul 3Independence DaySOON
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
Nov 11Veterans Day
MST (Denver) and PST (Los Angeles) — practical scheduling
MST (Denver) (USA) and PST (Los Angeles) (USA) are 1 hours apart. With a 7-hour daily overlap in standard business hours, both teams can connect in real time without either side stretching beyond their normal workday.
💡 Practical scheduling guidelines
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If you are in MST (Denver), aim for 10:00–11:00, which corresponds to 09:00–10:00 in PST (Los Angeles) — both teams are within working hours.
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If you are in MST (Denver), aim for 11:00–12:00, which corresponds to 10:00–11:00 in PST (Los Angeles) — both teams are within working hours.
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If you are in MST (Denver), aim for 12:00–13:00, which corresponds to 11:00–12:00 in PST (Los Angeles) — both teams are within working hours.
Avoid scheduling mistakes — especially around daylight saving changes. Use the ClockinSync Chrome Extension to instantly verify and compare both time zones directly in your browser, without manual calculations.
Need a specific time? Use the slider or type directly into the input bar — it understands "3pm", "15:30", and location-specific formats like "9am MST (Denver)".
