From
MST / MDT
Time Converter
MST to AEST Time Converter
Convert Mountain Time to Australian Eastern Time with a live clock and clean permalinks.
To
AEST / AEDT
When it is 7:30 AM in Mountain Time, it is 12:30 AM in Australian Eastern Time.
MST to AEST at a glance
Australian Eastern Time is 17 hours ahead of Mountain Time. If someone gives you a time in Mountain Time, move the clock by 17 hours to read it in Australian Eastern Time. A 9:00 AM start in Denver becomes 2:00 AM in Sydney.
What Mountain Time covers
Mountain Time is used across the US and Canada in cities such as Denver and Calgary. It is useful when you work with logistics, field teams, or regional teams across the western half of North America.
What Australian Eastern Time covers
Australian Eastern Time covers Sydney, Melbourne, and Canberra. It is the busiest business clock in Australia. It is useful for APAC support, education, and scheduling with teams in eastern Australia.
Quick answers
What is the time difference between MST and AEST?
Australian Eastern Time is 17 hours ahead of Mountain Time.
What happens to a 3:00 PM meeting in MST?
It lands at 8:00 AM in AEST.
Does daylight saving time matter for MST to AEST?
Mountain Time and Australian Eastern Time are shown using the offsets that are active right now, so the result already reflects any daylight saving change in effect today.