Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between pst and mst?
Pacific Standard Time (pst) is UTC-7 and Mountain Standard Time (mst) is UTC-6. The difference between them is 1 hours.
Where is pst used?
Pacific Standard Time (pst) is used in USA and surrounding regions. The IANA timezone identifier is America/Los_Angeles.
Where is mst used?
Mountain Standard Time (mst) is used in USA and surrounding regions. The IANA timezone identifier is America/Denver.
How do I convert pst to mst?
Use the interactive converter above. Drag the time slider to any pst time and the mst equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
PST (Los Angeles) vs MST (Denver) — time difference
PST (Los Angeles) is 1 hour behind MST (Denver). When it's noon in PST (Los Angeles), it's 13:00 in MST (Denver).
PST (Los Angeles) is in the America/Los_Angeles timezone. MST (Denver) is in America/Denver. The difference is 1 hour.
Shared working hours
Both PST (Los Angeles) and MST (Denver) are simultaneously in business hours for 7 hours per day (assuming standard 9:00–17:00 working hours).
00:0006:0012:0018:0024:00
PST (Los Angeles)
MST (Denver)
Overlap (7h)
Recommended meeting windows
Both PST (Los Angeles) and MST (Denver) are in standard hours simultaneously for 7h per day. 3 recommended slots shown below.
09:00 Los Angeles / 10:00 Denver✓ Both working
10:00 Los Angeles / 11:00 Denver✓ Both working
11:00 Los Angeles / 12:00 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.
PST (Los Angeles)8 holidays
Jun 19Juneteenth National Independence DaySOON
Jul 3Independence Day
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
MST (Denver)8 holidays
Jun 19Juneteenth National Independence DaySOON
Jul 3Independence Day
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
PST (Los Angeles) and MST (Denver) — practical scheduling
PST (Los Angeles) (USA) leads MST (Denver) (USA) by 1 hours. Despite the gap, a 7-hour window of shared business hours each day keeps real-time collaboration practical for both sides.
💡 Practical scheduling guidelines
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09:00–10:00 in PST (Los Angeles) = 10:00–11:00 in MST (Denver). Both sides are in standard business hours during this window.
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10:00–11:00 in PST (Los Angeles) = 11:00–12:00 in MST (Denver). Both sides are in standard business hours during this window.
✅
11:00–12:00 in PST (Los Angeles) = 12:00–13:00 in MST (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 PST (Los Angeles). The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.
