MST to AEST
Convert Arizona Time — Phoenix (no DST) to Australian Eastern Time — Sydney — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Phoenix, it's 2:00 AM in Sydney. Sydney is 17 hours ahead of Phoenix. Use the converter above to turn any MST time into AEST, or scan the hour-by-hour table below for the full day.
MST to AEST at a glance
Planning a meeting between Phoenix and Sydney
Phoenix and Sydney share no standard 9-to-5 overlap, so a live call usually means one side taking an early-morning or late-evening slot. The hourly table below helps you pick the least-inconvenient time for everyone.
Hour-by-hour: Phoenix to Sydney
A full day mapped from MST to AEST.
Frequently asked
Is Sydney ahead of or behind Phoenix?
Sydney is 17 hours ahead of Phoenix.
What is 12:00 PM MST in AEST?
12:00 PM in Phoenix is 5:00 AM in Sydney.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so MST and AEST automatically reflect the correct daylight-saving offset for the current date.