AEDT to MST Time Converter

Convert Australian Eastern Daylight Time (AEDT) to Mountain Standard Time (MST). Both time zones are shown live below; current offset between them is 16 hours behind.

Sydney · Australian Eastern Daylight Time
22:02:24
Wednesday, May 13, 2026
GMT+10 · UTC+10:00
Denver · Mountain Standard Time
06:02:24
Wednesday, May 13, 2026
MDT · UTC-06:00

Convert a specific time

From: AEDT (Sydney)
To: MST (Denver)
--:--

Daylight Saving status right now

AEDT (Australian Eastern Daylight Time)
Observes DST
Yes
In DST right now
No
Next spring forward
2026-10-04
Offset shift
UTC+10:00 → UTC+11:00
MST (Mountain Standard Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-11-01
Offset shift
UTC-06:00 → UTC-07:00

When can AEDT and MST meet?

00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
AEDT
MST
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Sydney (AEDT). Each row shows the local working-hours state in that zone for the same moment in time.
No overlap during strict 9-5 working hours; some flexibility needed.
If both sides are willing to extend to 8am-7pm, the available window is 08:00–10:00 AEDT (16:00–18:00 MST).

Hour-by-hour AEDT to MST conversion table

AEDT time (Sydney)MST time (Denver)Status
00:00 Wed08:00 TueOff-hours both sides
01:00 Wed09:00 TueMST working
02:00 Wed10:00 TueMST working
03:00 Wed11:00 TueMST working
04:00 Wed12:00 TueMST working
05:00 Wed13:00 TueMST working
06:00 Wed14:00 TueMST working
07:00 Wed15:00 TueMST working
08:00 Wed16:00 TueMST working
09:00 Wed17:00 TueAEDT working
10:00 Wed18:00 TueAEDT working
11:00 Wed19:00 TueAEDT working
12:00 Wed20:00 TueAEDT working
13:00 Wed21:00 TueAEDT working
14:00 Wed22:00 TueAEDT working
15:00 Wed23:00 TueAEDT working
16:00 Wed00:00 WedAEDT working
17:00 Wed01:00 WedOff-hours both sides
18:00 Wed02:00 WedOff-hours both sides
19:00 Wed03:00 WedOff-hours both sides
20:00 Wed04:00 WedOff-hours both sides
21:00 Wed05:00 WedOff-hours both sides
22:00 Wed06:00 WedOff-hours both sides
23:00 Wed07:00 WedOff-hours both sides

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

Australian Eastern Daylight Time (AEDT)
IANA identifier
Australia/Sydney
Current UTC offset
UTC+10:00
Current abbreviation
GMT+10
Major cities in this zone
SydneyMelbourneCanberra
Mountain Standard Time (MST)
IANA identifier
America/Denver
Current UTC offset
UTC-06:00
Current abbreviation
MDT
Major cities in this zone
DenverPhoenixSalt Lake CityAlbuquerque

Sun today in Sydney and Denver

Sydney
Sunrise
06:39
Sunset
17:06
Solar noon
11:52
Daylight
10h 26m
Denver
Sunrise
05:48
Sunset
20:06
Solar noon
12:57
Daylight
14h 18m

Related converters

MST to AEDT (reverse)AEDT to ESTAEDT to PSTAEDT to GMTAEDT to UTCAEDT to CETEST to MSTPST to MSTGMT to MSTUTC to MSTCET to MST
Looking for local time? See time in Sydney or time in Denver.

Frequently asked questions

What is the time difference between AEDT and MST right now?+
MST (Mountain Standard Time) is currently 16 hours behind AEDT (Australian Eastern Daylight Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does AEDT or MST observe daylight saving time?+
AEDT: observes daylight saving time. MST: observes daylight saving time.
When is the best time to schedule a meeting between AEDT and MST?+
Standard 9-5 hours do not overlap. Extending to 8am-7pm gives a window of 08:00–10:00 AEDT (16:00–18:00 MST).
What time is it in Denver when it is 12:00 noon in Sydney?+
When it is 12:00 Wed in Sydney (AEDT), it is 20:00 Tue in Denver (MST).
Which IANA time zone identifiers are used for AEDT and MST?+
AEDT maps to "Australia/Sydney" in the IANA database. MST maps to "America/Denver". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Sydney ahead of or behind Denver?+
Whether Sydney (AEDT) is ahead of or behind Denver (MST) depends on the current UTC offsets. Right now MST is 16 hours behind AEDT. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for AEDT and MST?+
AEDT is UTC+10:00 (GMT+10) and MST is UTC-06:00 (MDT). Both offsets shift by one hour when the corresponding region enters or exits daylight saving time, so the live values on this page are the source of truth.
Can I schedule meetings during business hours for both AEDT and MST?+
Not during a strict 9am-5pm window. If both sides flex to 8am-7pm, the available meeting window between AEDT and MST is 08:00–10:00 AEDT.