Offset
The time difference between Phoenix and Sydney is 17 hours.
Phoenix (MST) is behind Sydney (AEST).
MST: UTC-7
AEST: UTC+10
Neither Phoenix nor Sydney is currently observing daylight saving time.
When to schedule
Business-hours overlap: 4 PM–5 PM in Phoenix (9 AM–10 AM the next day in Sydney).
Both teams are in working hours during this window on weekdays.
Suggested time: 4:00 PM Phoenix (9:00 AM Sydney).
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
Australia
- New Year's DayThu, Jan 1
- Australia DayMon, Jan 26
- Good FridayFri, Apr 3
- Easter MondayMon, Apr 6
- Christmas DayFri, Dec 25
- St. Stephen's DayMon, Dec 28
About these zones
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Phoenix | Sydney | Day |
|---|---|---|
| 12:00 am | 5:00 pm | Same day |
| 1:00 am | 6:00 pm | Same day |
| 2:00 am | 7:00 pm | Same day |
| 3:00 am | 8:00 pm | Same day |
| 4:00 am | 9:00 pm | Same day |
| 5:00 am | 10:00 pm | Same day |
| 6:00 am | 11:00 pm | Same day |
| 7:00 am | 12:00 am | +1 day |
| 8:00 am | 1:00 am | +1 day |
| 9:00 am | 2:00 am | +1 day |
| 10:00 am | 3:00 am | +1 day |
| 11:00 am | 4:00 am | +1 day |
| 12:00 pm | 5:00 am | +1 day |
| 1:00 pm | 6:00 am | +1 day |
| 2:00 pm | 7:00 am | +1 day |
| 3:00 pm | 8:00 am | +1 day |
| 4:00 pm | 9:00 am | +1 day |
| 5:00 pm | 10:00 am | +1 day |
| 6:00 pm | 11:00 am | +1 day |
| 7:00 pm | 12:00 pm | +1 day |
| 8:00 pm | 1:00 pm | +1 day |
| 9:00 pm | 2:00 pm | +1 day |
| 10:00 pm | 3:00 pm | +1 day |
| 11:00 pm | 4:00 pm | +1 day |
Daylight saving time
Sydney observes daylight saving time; Phoenix does not. The offset between the two zones changes when Sydney transitions: on Sunday, October 4, 2026, clocks spring forward from AEST to AEDT.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:19 AM
- Sunset
- 7:37 PM
- Day length
- 14h 18m
- Sunrise
- 6:56 AM
- Sunset
- 4:54 PM
- Day length
- 9h 58m
Daylight overlap: 5h 41m — 1:56 PM–7:37 PM in Phoenix (6:56 AM–12:37 PM in Sydney). Both locations are in daylight during this window.
Cities in these zones
Other cities in Australian Eastern Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Mountain Standard Time
- AZA
- PHX
Airports in Australian Eastern Time
- SYD
- CBR
Related conversions
Common conversions
- What is 9:00 am Phoenix in Sydney?
- 9:00 am Phoenix is 2:00 am Sydney, the next day.
- What is 12:00 pm Phoenix in Sydney?
- 12:00 pm Phoenix is 5:00 am Sydney, the next day.
- What is 12:30 pm Phoenix in Sydney?
- 12:30 pm Phoenix is 5:30 am Sydney, the next day.
- What is 2:00 pm Phoenix in Sydney?
- 2:00 pm Phoenix is 7:00 am Sydney, the next day.
- What is 5:00 pm Phoenix in Sydney?
- 5:00 pm Phoenix is 10:00 am Sydney, the next day.
- What is 11:30 pm Phoenix in Sydney?
- 11:30 pm Phoenix is 4:30 pm Sydney, the next day.