Offset
The time difference between Las Vegas and Mountain Time is 1 hour.
Las Vegas (PDT) is behind Mountain Time (MDT).
PDT: UTC-7
MDT: UTC-6
Both zones are currently observing daylight saving time.
When to schedule
Business-hours overlap: 9 AM–4 PM in Las Vegas (10 AM–5 PM in Mountain Time).
Both teams are in working hours during this window on weekdays.
Suggested time: 12:00 PM Las Vegas (1:00 PM Mountain Time).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
United States
- New Year's DayThu, Jan 1
- Martin Luther King, Jr. DayMon, Jan 19
- Presidents DayMon, Feb 16
- Memorial DayMon, May 25
- Juneteenth National Independence DayFri, Jun 19
- Independence DayFri, Jul 3
- Labour DayMon, Sep 7
- Columbus DayMon, Oct 12
- Veterans DayWed, Nov 11
- Thanksgiving DayThu, Nov 26
- Christmas DayFri, Dec 25
About these zones
Las Vegas uses Pacific Time (PST, or PDT). To call United States, dial +1.
Mountain Time is also known as MST, or MDT. To call United States, dial +1.
Mountain Time is approximately 600 miles northeast of Las Vegas.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Las Vegas | MST | Day |
|---|---|---|
| 12:00 am | 1:00 am | Same day |
| 1:00 am | 2:00 am | Same day |
| 2:00 am | 3:00 am | Same day |
| 3:00 am | 4:00 am | Same day |
| 4:00 am | 5:00 am | Same day |
| 5:00 am | 6:00 am | Same day |
| 6:00 am | 7:00 am | Same day |
| 7:00 am | 8:00 am | Same day |
| 8:00 am | 9:00 am | Same day |
| 9:00 am | 10:00 am | Same day |
| 10:00 am | 11:00 am | Same day |
| 11:00 am | 12:00 pm | Same day |
| 12:00 pm | 1:00 pm | Same day |
| 1:00 pm | 2:00 pm | Same day |
| 2:00 pm | 3:00 pm | Same day |
| 3:00 pm | 4:00 pm | Same day |
| 4:00 pm | 5:00 pm | Same day |
| 5:00 pm | 6:00 pm | Same day |
| 6:00 pm | 7:00 pm | Same day |
| 7:00 pm | 8:00 pm | Same day |
| 8:00 pm | 9:00 pm | Same day |
| 9:00 pm | 10:00 pm | Same day |
| 10:00 pm | 11:00 pm | Same day |
| 11:00 pm | 12:00 am | +1 day |
Daylight saving time
Both Las Vegas and Mountain Time observe daylight saving time and transition on the same date.
Next transition: Sunday, November 1, 2026 (fall back).
Because they transition simultaneously, the offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:24 AM
- Sunset
- 7:57 PM
- Day length
- 14h 32m
- Sunrise
- 5:33 AM
- Sunset
- 8:26 PM
- Day length
- 14h 53m
Daylight overlap: 14h 2m — 5:24 AM–7:26 PM in Las Vegas (6:24 AM–8:26 PM in Mountain Time). Both locations are in daylight during this window.
Cities in these zones
Other cities in Pacific Time
Cities in Mountain Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Pacific Time
- BUR
- HHR
- LAX
- LGB
- SNA
- CLD
- SAN
- TIJ
- OAK
- SFO
Airports in Mountain Time
- BJC
- DEN
- OGD
- SLC
Related conversions
Common conversions
- What is 9:00 am Las Vegas in MST?
- 9:00 am Las Vegas is 10:00 am MST.
- What is 12:00 pm Las Vegas in MST?
- 12:00 pm Las Vegas is 1:00 pm MST.
- What is 12:30 pm Las Vegas in MST?
- 12:30 pm Las Vegas is 1:30 pm MST.
- What is 2:00 pm Las Vegas in MST?
- 2:00 pm Las Vegas is 3:00 pm MST.
- What is 5:00 pm Las Vegas in MST?
- 5:00 pm Las Vegas is 6:00 pm MST.
- What is 11:30 pm Las Vegas in MST?
- 11:30 pm Las Vegas is 12:30 am MST, the next day.