PST to MST Time Converter
Use this PST to MST time converter to compare US West Coast and US Mountain time instantly. MST is 1 hour ahead of PST, so 9:00 AM PST becomes 10:00 AM MST and 5:00 PM PST becomes 6:00 PM MST. The page is useful for business-hours overlap, international calls, remote-team handoffs, webinars, and travel planning, with daylight saving adjustments handled automatically.
PST to MST Quick Facts
Use this PST to MST converter to compare US West Coast and US Mountain time, check the 1 hour gap, and confirm the right slot for calls, handoffs, and deadlines. Good overlap starts around 9:00 AM PST / 10:00 AM MST.
How to Convert PST to MST
Converting between Pacific Standard Time and Mountain Standard Time means accounting for a 1 hour gap — here's how to do it in under 10 seconds with no sign-up.
Pick the date and time in Pacific Standard Time (UTC -8) that you want to convert. Hit "Now" to load the current PST time instantly, or use "+1h" to step forward and compare.
The equivalent Mountain Standard Time (UTC -7) time appears immediately. Since MST is 1 hour ahead of PST, most daytime conversions stay on the same calendar day.
Click "Copy Time" to grab the MST result for your calendar or message. Use "+1d" to check how the conversion shifts across dates — useful when Daylight Saving Time changes the gap.
Why Choose Our PST to MST Converter
When someone in United States suggests 9:00 AM PST, that's 10:00 AM MST. This converter shows the overlap so both sides agree on one slot — no back-and-forth.
Late-night PST times can land on a different date in MST because of the 1 hour offset. The converter labels "next day" or "previous day" next to the result so you never send a message a day early or miss a deadline.
Daylight Saving adjustments can widen or narrow the PST–MST gap by an hour. During transition weeks many people get it wrong. This converter pulls the current UTC offsets automatically, so the result is right even on the changeover day.
Product launches, sports matches, and webinars are often announced in PST. Convert the event time to MST so you know exactly when to tune in — with a 1 hour difference, a morning event in United States falls during work hours in United States.
PST to MST Time Conversion Chart
Quick-reference conversion table covering every hour of the day at a glance.
Pacific Standard Time to Mountain Standard Time full day schedule
| Pacific Standard Time | Mountain Standard Time |
|---|---|
| 12:00 AM |
1:00 AM
|
| 1:00 AM |
2:00 AM
|
| 2:00 AM |
3:00 AM
|
| 3:00 AM |
4:00 AM
|
| 4:00 AM |
5:00 AM
|
| 5:00 AM |
6:00 AM
|
| 6:00 AM |
7:00 AM
|
| 7:00 AM |
8:00 AM
|
| 8:00 AM |
9:00 AM
|
| 9:00 AM |
10:00 AM
|
| 10:00 AM |
11:00 AM
|
| 11:00 AM |
12:00 PM
|
| 12:00 PM |
1:00 PM
|
| 1:00 PM |
2:00 PM
|
| 2:00 PM |
3:00 PM
|
| 3:00 PM |
4:00 PM
|
| 4:00 PM |
5:00 PM
|
| 5:00 PM |
6:00 PM
|
| 6:00 PM |
7:00 PM
|
| 7:00 PM |
8:00 PM
|
| 8:00 PM |
9:00 PM
|
| 9:00 PM |
10:00 PM
|
| 10:00 PM |
11:00 PM
|
| 11:00 PM |
12:00 AM
(next day)
|
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