AEST to MST Time Converter
Convert Australian Eastern Time to Mountain Time instantly.
Scroll the timeline to check any hour of the day.
Australian Eastern Time
AEST
6:25
Mountain Time
MST
2:25
AEST is on standard time (AEST), while MST is on daylight savings (MDT) right now.
Search any city, build a custom world clock, and plan across more time zones and options in the FlutterTime app. Free.
How the AEST to MST time difference works
MST is 16 hours behind AEST. Australian Eastern Time (AEST) is the time zone of eastern Australia. Mountain Time (MST) is the US Mountain time zone. For example, 9:00 AM AEST is 5:00 PM MST. Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
16 hours
Daylight saving
Both observe
AEST offset
UTC+10
MST offset
UTC-7
AEST to MST conversion chart
| Australian Eastern Time (AEST) | Mountain Time (MST) |
|---|---|
| 12:00 AM | 8:00 AM -1 day |
| 1:00 AM | 9:00 AM -1 day |
| 2:00 AM | 10:00 AM -1 day |
| 3:00 AM | 11:00 AM -1 day |
| 4:00 AM | 12:00 PM -1 day |
| 5:00 AM | 1:00 PM -1 day |
| 6:00 AM | 2:00 PM -1 day |
| 7:00 AM | 3:00 PM -1 day |
| 8:00 AM | 4:00 PM -1 day |
| 9:00 AM | 5:00 PM -1 day |
| 10:00 AM | 6:00 PM -1 day |
| 11:00 AM | 7:00 PM -1 day |
| 12:00 PM | 8:00 PM -1 day |
| 1:00 PM | 9:00 PM -1 day |
| 2:00 PM | 10:00 PM -1 day |
| 3:00 PM | 11:00 PM -1 day |
| 4:00 PM | 12:00 AM |
| 5:00 PM | 1:00 AM |
| 6:00 PM | 2:00 AM |
| 7:00 PM | 3:00 AM |
| 8:00 PM | 4:00 AM |
| 9:00 PM | 5:00 AM |
| 10:00 PM | 6:00 AM |
| 11:00 PM | 7:00 AM |
Cities in each time zone
Australian Eastern Time (AEST)
SydneyMelbourneBrisbaneCanberraGold Coast
Mountain Time (MST)
DenverSalt Lake CityAlbuquerqueBoiseColorado Springs
AEST to MST questions
Is MST ahead of or behind AEST?
MST is 16 hours behind AEST. So 9:00 AM AEST is 5:00 PM MST, and 5:00 PM AEST is 1:00 AM MST.
What time is it in MST when it is 12:00 PM AEST?
When it is 12:00 PM (noon) AEST in Australian Eastern Time, it is 8:00 PM MST in Mountain Time.
How many hours difference is there between AEST and MST?
There is a 16 hours difference. Mountain Time (MST) runs 16 hours behind Australian Eastern Time (AEST).
Do AEST and MST observe daylight saving time?
Both Australian Eastern Time and Mountain Time observe daylight saving time, but they switch on different dates, so the gap briefly shifts by an hour around the spring and autumn changeovers.
What is the best time to schedule a meeting between AEST and MST?
A standard 9-to-5 workday in Australian Eastern Time and Mountain Time does not overlap, so pick the early morning in the later zone or the late evening in the earlier zone.
Which cities use AEST and MST?
Australian Eastern Time (AEST) covers cities such as Sydney, Melbourne, Brisbane, Canberra, Gold Coast. Mountain Time (MST) covers cities such as Denver, Salt Lake City, Albuquerque, Boise, Colorado Springs.