MDT to AEST Converter
Quick answers
MDT is 16 hours behind AEST. MDT uses GMT -6, and AEST uses GMT +10 for this comparison.
For example, 4:00 pm MDT is 8:00 am AEST. Use the converter above to adjust the date or time and create a shareable meeting link.
Best meeting overlap: 4:30pm-5:30pm MDT, which is 8:30am-9:30am AEST (next day).
Compare MDT time with AEST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Mountain Daylight Time is 16 hours behind Australian Eastern Standard Time
4:00 pm16:00 in MDT is 8:00 am08:00 in AEST
MDT to AEST call time
Best time for a conference call or a meeting is between 4:30pm-5:30pm in MDT which corresponds to 8:30am-9:30am in AEST (next day)
4:00 pm16:00 Mountain Daylight Time (MDT). Offset UTC -6:00 hours
8:00 am08:00 Australian Eastern Standard Time (AEST). Offset UTC +10:00 hours
4:00 pm16:00 MDT / 8:00 am08:00 AEST
| MDT | AEST |
|---|---|
| 12am (midnight) | 4pm |
| 1am | 5pm |
| 2am | 6pm |
| 3am | 7pm |
| 4am | 8pm |
| 5am | 9pm |
| 6am | 10pm |
| 7am | 11pm |
| 8am | 12am (midnight) |
| 9am | 1am |
| 10am | 2am |
| 11am | 3am |
| 12pm (noon) | 4am |
| 1pm | 5am |
| 2pm | 6am |
| 3pm | 7am |
| 4pm | 8am |
| 5pm | 9am |
| 6pm | 10am |
| 7pm | 11am |
| 8pm | 12pm (noon) |
| 9pm | 1pm |
| 10pm | 2pm |
| 11pm | 3pm |
| 00:00 | 16:00 |
| 01:00 | 17:00 |
| 02:00 | 18:00 |
| 03:00 | 19:00 |
| 04:00 | 20:00 |
| 05:00 | 21:00 |
| 06:00 | 22:00 |
| 07:00 | 23:00 |
| 08:00 | 00:00 |
| 09:00 | 01:00 |
| 10:00 | 02:00 |
| 11:00 | 03:00 |
| 12:00 | 04:00 |
| 13:00 | 05:00 |
| 14:00 | 06:00 |
| 15:00 | 07:00 |
| 16:00 | 08:00 |
| 17:00 | 09:00 |
| 18:00 | 10:00 |
| 19:00 | 11:00 |
| 20:00 | 12:00 |
| 21:00 | 13:00 |
| 22:00 | 14:00 |
| 23:00 | 15:00 |
Mountain Daylight Time
Offset: MDT is 6 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries using this time zone: Canada, Mexico, United States
Principal Cities: The largest city in the MDT time zone is Calgary in Canada, with about 1.02 million people. Other major cities in this time zone include Edmonton, El Paso, Denver, Albuquerque.
French: HAR - Heure Avancée des Rocheuses
Spanish: MT - Zona Pacífico

Daylight Saving: Mountain Daylight Time (MDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Mountain Standard Time (MST).
Start: Mountain Daylight Time (MDT) started on Sunday, March 8, 2026 at 2:00 am local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am. Daylight saving starts annually on the second Sunday of March
End: Mountain Daylight Time (MDT) ends on Sunday, November 1, 2026 at 2:00 am local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am local standard time instead. Daylight saving ends annually on the first Sunday of November
MDT representations, usage and related time zones
- -06 - basic short
- -0600 - basic
- -06:00 - extended
- -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates an offset of six hours to the west of the zero meridian.
- Sierra - Military abbreviation for MDT
- S - short form of 'Sierra'
- America/Boise
- America/Cambridge_Bay
- America/Ciudad_Juarez
- America/Denver
- America/Edmonton
- America/Inuvik
- America/Shiprock
- America/Yellowknife
- Canada/Mountain
- MST7MDT
- Navajo
- US/Mountain
- CST - Central Standard Time
- CT - Central Time
- MDT - Mountain Daylight Time
- EAST - Easter Island Standard Time
- GALT - Galapagos Time
- S - Sierra Time Zone
Australian Eastern Standard Time
Offset: AEST is 10 hours ahead Greenwich Mean Time (GMT) and is used in Australia
Countries using this time zone: Australia
Principal Cities: The largest city in the AEST time zone is Sydney in Australia, with about 4.627 million people. Other major cities in this time zone include Melbourne, Brisbane, Gold Coast, Canberra.

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Australian Eastern Daylight Time (AEDT).
Start: Australian Eastern Standard Time (AEST) started on Sunday, April 5, 2026 at 3:00 am local time and clocks were set one hour back to Sunday, April 5, 2026, 2:00 am. Standard time starts annually on the first Sunday of April.
End: Australian Eastern Standard Time (AEST) ends on Sunday, October 4, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, October 4, 2026, 3:00 am local daylight time instead. Standard time ends annually on the first Sunday of October.
Australian Eastern Standard Time (AEST) is used in Queensland, Victoria, Tasmania, New South Wales (except Broken Hill), Australian Capital Territory and in folling major cities Brisbane, Sydney, Melbourne, Hobart, Canberra
Only part of Australia observe daylight saving. It is used in New South Wales, Victoria, South Australia, Tasmania, and the Australian Capital Territory. Daylight saving is not observed in Queensland, Western Australia or the Northern Territory.
AEST representations, usage and related time zones
- +10 - basic short
- +1000 - basic
- +10:00 - extended
- +1000 - sign character (+) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates an offset of ten hours to the east of the zero meridian.
- Kilo - Military abbreviation for AEST
- K - short form of 'Kilo'
- Antarctica/Macquarie
- Australia/ACT
- Australia/Brisbane
- Australia/Canberra
- Australia/Currie
- Australia/Hobart
- Australia/Lindeman
- Australia/Melbourne
- Australia/NSW
- Australia/Queensland
- Australia/Sydney
- Australia/Tasmania
- Australia/Victoria
- AEST - Australian Eastern Standard Time
- CHUT - Chuuk Time
- ChST - Chamorro Standard Time
- K - Kilo Time Zone
- KDT - Korea Daylight Time
- PGT - Papua New Guinea Time
- VLAT - Vladivostok Time
- YAKST - Yakutsk Summer Time
- YAPT - Yap Time
