Time in ACST and AST
The time difference between Australian Central Standard Time (ACST) and Atlantic Standard Time (AST) is 13 hours 30 minutes. Atlantic Standard Time is 13 hours 30 minutes behind Australian Central Standard Time.
This means 9am ACST is 7:30pm AST (previous day) and 5pm ACST is 3:30am AST.
Australian Central Standard Time
- The current local time in ACST is 10:39 pm (July 18, 2026)
- ACST time zone offset is UTC+09:30
Atlantic Standard Time
- The current local time in AST is 5:09 pm (July 18, 2026)
- AST time zone offset is UTC-04:00
How to convert Australian Central Standard Time to Atlantic Standard Time?
Subtract 13 hours 30 minutes from Australian Central Standard Time to get Atlantic Standard Time.
Time in ACST
00:00
Time in AST
00:00
Use the slider above to convert Australian Central Standard Time to Atlantic Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| ACST | AST |
|---|---|
| 12am | 10:30am |
| 1am | 11:30am |
| 2am | 12:30pm |
| 3am | 1:30pm |
| 4am | 2:30pm |
| 5am | 3:30pm |
| 6am | 4:30pm |
| 7am | 5:30pm |
| 8am | 6:30pm |
| 9am | 7:30pm |
| 10am | 8:30pm |
| 11am | 9:30pm |
| 12pm | 10:30pm |
| 1pm | 11:30pm |
| 2pm | 0:30am |
| 3pm | 1:30am |
| 4pm | 2:30am |
| 5pm | 3:30am |
| 6pm | 4:30am |
| 7pm | 5:30am |
| 8pm | 6:30am |
| 9pm | 7:30am |
| 10pm | 8:30am |
| 11pm | 9:30am |