AEST to CST Time Converter
CST is 17 hours behind AEST right now. 9:00 AM in AEST is 4:00 PM in CST (the day before).
Time now: AEST and CST
CST is 17 hours behind AEST right now. The gap is not fixed: it is 17 hours at some times of the year and 15 hours at others, because at least one of them changes its clocks for daylight saving time.
AEST to CST conversion table
Every hour of the day, using today's time difference.
| AEST | CST |
|---|---|
| 12:00 AM | 7:00 AMprevious day |
| 1:00 AM | 8:00 AMprevious day |
| 2:00 AM | 9:00 AMprevious day |
| 3:00 AM | 10:00 AMprevious day |
| 4:00 AM | 11:00 AMprevious day |
| 5:00 AM | 12:00 PMprevious day |
| 6:00 AM | 1:00 PMprevious day |
| 7:00 AM | 2:00 PMprevious day |
| 8:00 AM | 3:00 PMprevious day |
| 9:00 AM | 4:00 PMprevious day |
| 10:00 AM | 5:00 PMprevious day |
| 11:00 AM | 6:00 PMprevious day |
| 12:00 PM | 7:00 PMprevious day |
| 1:00 PM | 8:00 PMprevious day |
| 2:00 PM | 9:00 PMprevious day |
| 3:00 PM | 10:00 PMprevious day |
| 4:00 PM | 11:00 PMprevious day |
| 5:00 PM | 12:00 AM |
| 6:00 PM | 1:00 AM |
| 7:00 PM | 2:00 AM |
| 8:00 PM | 3:00 AM |
| 9:00 PM | 4:00 AM |
| 10:00 PM | 5:00 AM |
| 11:00 PM | 6:00 AM |
Best time to meet between AEST and CST
Working hours overlap (9 AM – 6 PM in both places):
- 9:00 AM – 11:00 AM AEST = 4:00 PM – 6:00 PM CST
The time difference changes during the year because of daylight saving time, so these windows shift by an hour at other times.
Does the time difference between AEST and CST change?
Yes. Right now CST is 17 hours behind AEST. These are the dates in the next 12 months when the gap changes:
- Sunday, 14 March 2027: CST moves its clocks forward. CST is 16 hours behind AEST from then (it was 17 hours before).
- Sunday, 4 April 2027: AEST moves its clocks back. CST is 15 hours behind AEST from then (it was 16 hours before).
- Sunday, 3 October 2027: AEST moves its clocks forward. CST is 16 hours behind AEST from then (it was 15 hours before).
- Sunday, 7 November 2027: CST moves its clocks back. CST is 17 hours behind AEST from then (it was 16 hours before).
Office hours in each other's time
- 9 AM to 6 PM in AEST is 4:00 PM (previous day) to 1:00 AM in CST.
- 9 AM to 6 PM in CST is 2:00 AM (next day) to 11:00 AM (next day) in AEST.
Based on today's clock settings.
Frequently asked questions
What is the time difference between AEST and CST?
CST is 17 hours behind AEST right now. The gap is not fixed: it is 17 hours at some times of the year and 15 hours at others, because at least one of them changes its clocks for daylight saving time.
How do I convert AEST to CST?
Subtract 17 hours from the AEST time to get the CST time (at today's difference). 9:00 AM in AEST is 4:00 PM in CST (the day before). Or use the converter above and pick any date and time.
What is the current time in CST?
It is 5:58 PM in CST on Monday, November 9 (the converter above shows it live). At the same moment it is 10:58 AM in AEST.
Does the time difference between AEST and CST change during the year?
Yes. Right now CST is 17 hours behind AEST. Over the next 12 months the gap changes 4 times: Sunday, 14 March 2027: CST moves its clocks forward. CST is 16 hours behind AEST from then (it was 17 hours before). Sunday, 4 April 2027: AEST moves its clocks back. CST is 15 hours behind AEST from then (it was 16 hours before). Sunday, 3 October 2027: AEST moves its clocks forward. CST is 16 hours behind AEST from then (it was 15 hours before). Sunday, 7 November 2027: CST moves its clocks back. CST is 17 hours behind AEST from then (it was 16 hours before).
What is the best time for a meeting between AEST and CST?
Between 9 AM and 6 PM in both places you can meet at 9:00 AM – 11:00 AM AEST = 4:00 PM – 6:00 PM CST. Check the overlap section on this page for every option.
What does AEST mean?
Sydney and Melbourne use AEST (UTC+10:00) in winter and AEDT (UTC+11:00) in summer. Brisbane stays on AEST all year.
What does CST mean?
Central Time is CST (UTC-06:00) in winter and CDT (UTC-05:00) in summer.