Time in AEST and MST
The time difference between Australian Eastern Standard Time (AEST) and Mountain Standard Time (MST) is 17 hours. Mountain Standard Time is 17 hours behind Australian Eastern Standard Time.
This means 9am AEST is 4pm MST (previous day) and 5pm AEST is 12am MST.
Australian Eastern Standard Time
- The current local time in AEST is 11:35 am (July 1, 2026)
- AEST time zone offset is UTC+10:00
Mountain Standard Time
- The current local time in MST is 8:35 am (July 1, 2026)
- MST time zone offset is UTC-07:00
How to convert Australian Eastern Standard Time to Mountain Standard Time?
Subtract 17 hours from Australian Eastern Standard Time to get Mountain Standard Time.
Time in AEST
00:00
Time in MST
00:00
Use the slider above to convert Australian Eastern Standard Time to Mountain Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| AEST | MST |
|---|---|
| 12am | 7am |
| 1am | 8am |
| 2am | 9am |
| 3am | 10am |
| 4am | 11am |
| 5am | 12pm |
| 6am | 1pm |
| 7am | 2pm |
| 8am | 3pm |
| 9am | 4pm |
| 10am | 5pm |
| 11am | 6pm |
| 12pm | 7pm |
| 1pm | 8pm |
| 2pm | 9pm |
| 3pm | 10pm |
| 4pm | 11pm |
| 5pm | 12am |
| 6pm | 1am |
| 7pm | 2am |
| 8pm | 3am |
| 9pm | 4am |
| 10pm | 5am |
| 11pm | 6am |