ACST to AST Time Converter
ACST
11:09 PM
AST
10:39 AM
10 May 2026
ACST
In central Australia, 9.5 hours ahead of Coordinated Universal Time (UTC+9:30) is used (ACST). South Australia and Broken Hill use the Australian Central Daylight Time (ACDT, UTC+10:30) instead of the Northern Territory year-round, during the summer, to obtain more evening light hours. Check the ACST Time Now.
AST
AST (Atlantic Standard Time) is 4 hours behind Coordinated Universal Time ( UTC-3:30), used. In sections of North America and the Caribbean. Most of the Caribbean islands remain on AST throughout the year, but Canadian provinces such as Nova Scotia and New Brunswick change to Atlantic Daylight Time (ADT, UTC-3) in summer. Check the AST Time Now.
ACST to AST Chart
| ACST Time | AST Time |
|---|---|
| 12:00 AM | 11:30 AM |
| 01:00 AM | 12:30 PM |
| 02:00 AM | 01:30 PM |
| 03:00 AM | 02:30 PM |
| 04:00 AM | 03:30 PM |
| 05:00 AM | 04:30 PM |
| 06:00 AM | 05:30 PM |
| 07:00 AM | 06:30 PM |
| 08:00 AM | 07:30 PM |
| 09:00 AM | 08:30 PM |
| 10:00 AM | 09:30 PM |
| 11:00 AM | 10:30 PM |
| 12:00 PM | 11:30 PM |
| 01:00 PM | 12:30 AM |
| 02:00 PM | 01:30 AM |
| 03:00 PM | 02:30 AM |
| 04:00 PM | 03:30 AM |
| 05:00 PM | 04:30 AM |
| 06:00 PM | 05:30 AM |
| 07:00 PM | 06:30 AM |
| 08:00 PM | 07:30 AM |
| 09:00 PM | 08:30 AM |
| 10:00 PM | 09:30 AM |
| 11:00 PM | 10:30 AM |