AEST to CST Central America
Time Difference
Australian Eastern Standard Time is 16 hours ahead of Central Standard Time
7:30 am07:30 in AEST is 3:30 pm15:30 in CST
AEST to CST call time
Best time for a conference call or a meeting is between 9pm-11pm in AEST which corresponds to 5am-7am in CST
7:30 am07:30 Australian Eastern Standard Time (AEST). Offset UTC +10:00 hours
3:30 pm15:30 Central Standard Time (CST). Offset UTC -6:00 hours
7:30 am07:30 AEST / 3:30 pm15:30 CST
AEST | CST |
---|---|
12am (midnight) | 8am |
1am | 9am |
2am | 10am |
3am | 11am |
4am | 12pm (noon) |
5am | 1pm |
6am | 2pm |
7am | 3pm |
8am | 4pm |
9am | 5pm |
10am | 6pm |
11am | 7pm |
12pm (noon) | 8pm |
1pm | 9pm |
2pm | 10pm |
3pm | 11pm |
4pm | 12am (midnight) |
5pm | 1am |
6pm | 2am |
7pm | 3am |
8pm | 4am |
9pm | 5am |
10pm | 6am |
11pm | 7am |
0:00 | 8:00 |
1:00 | 9:00 |
2:00 | 10:00 |
3:00 | 11:00 |
4:00 | 12:00 |
5:00 | 13:00 |
6:00 | 14:00 |
7:00 | 15:00 |
8:00 | 16:00 |
9:00 | 17:00 |
10:00 | 18:00 |
11:00 | 19:00 |
12:00 | 20:00 |
13:00 | 21:00 |
14:00 | 22:00 |
15:00 | 23:00 |
16:00 | 0:00 |
17:00 | 1:00 |
18:00 | 2:00 |
19:00 | 3:00 |
20:00 | 4:00 |
21:00 | 5:00 |
22:00 | 6:00 |
23:00 | 7:00 |
Australian Eastern Standard Time
Offset: AEST is 10 hours ahead Greenwich Mean Time (GMT) and is used in Australia
Countries: It is used in following countries: Australia
Principal Cities: The largest city in the AEST timezone is Sydney from Australia with population about 4.627 million people. Other major cities in the area are Melbourne, Brisbane, Gold Coast, Canberra

Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Australian Eastern Daylight Time (AEDT).
Start: Australian Eastern Standard Time (AEST) started on Sunday, April 6, 2025 at 3:00 am local time and clocks were set one hour back to Sunday, April 6, 2025, 2:00 am. Standard time starts annually the on first Sunday of April.
End: Australian Eastern Standard Time (AEST) ends on Sunday, October 5, 2025 at 2:00 am local time and clocks are set one hour forward to Sunday, October 5, 2025, 3:00 am local daylight time instead. Standard time starts annually the on 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 ten hour and zero minutes time differences 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
Central Standard Time
Offset: CST is 6 hours behind Greenwich Mean Time (GMT) and is used in Central America
Countries: It is used in following countries: Belize, Canada, Costa Rica, Guatemala, Honduras, Mexico, Nicaragua, El Salvador, United States
Principal Cities: The largest city in the CST timezone is Mexico City from Mexico with population about 12.294 million people. Other major cities in the area are Chicago, Houston, Iztapalapa, Ecatepec
Daylight Saving: Central Standard Time (CST) is not adjusted for daylight saving therefore CST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, Central Standard Time remains the same
CST 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 six hour and zero minutes time differences to the west of the zero meridian.
- Sierra - Military abbreviation for CST
- S - short form of 'Sierra'
- America/Bahia_Banderas
- America/Belize
- America/Chicago
- America/Chihuahua
- America/Costa_Rica
- America/El_Salvador
- America/Guatemala
- America/Indiana/Knox
- America/Indiana/Tell_City
- America/Knox_IN
- America/Managua
- America/Matamoros
- America/Menominee
- America/Merida
- America/Mexico_City
- America/Monterrey
- America/North_Dakota/Beulah
- America/North_Dakota/Center
- America/North_Dakota/New_Salem
- America/Ojinaga
- America/Rainy_River
- America/Rankin_Inlet
- America/Regina
- America/Resolute
- America/Swift_Current
- America/Tegucigalpa
- America/Winnipeg
- CST6CDT
- Canada/Central
- Canada/Saskatchewan
- Mexico/General
- US/Central
- US/Indiana-Starke
- Central Standard Time - UTC -6
- China Standard Time - UTC +8
- Cuba Standard Time - UTC -5
- Colombia Standard Time - UTC -5
- CST - Central Standard Time
- CT - Central Time
- MDT - Mountain Daylight Time
- EAST - Easter Island Standard Time
- GALT - Galapagos Time
- S - Sierra Time Zone