MST to PST converter

Mountain Time (MST) is UTC−7 and observes daylight saving (MDT, UTC−6, roughly March–November). It covers Denver, Salt Lake City and Calgary.

Pacific Time (PST) is UTC−8 and observes daylight saving (PDT, UTC−7, roughly March–November). It covers Los Angeles, San Francisco, Seattle and Vancouver.

Pacific Time is typically 1 hours behind Mountain Time, though daylight saving can shift the difference by an hour at some times of year.

Best time to call Pacific Time from Mountain Time

Office hours overlap for about 7 hours a day: 10:00 AM–5:00 PM in Mountain Time is 9:00 AM–4:00 PM in Pacific Time. Book calls inside this window and nobody is out of hours. Daylight saving can shift these times by an hour at some points in the year.