When it is 12:00 PM in AEDT, it is 9:00 PM the previous day in AST.
📞There is no overlap during standard 9-to-5 business hours, so a call may need to be early or late in the day for one side.
AEDT is 15 hours ahead of AST.
🕐 Subtract 15 hours from AEDT time to get AST time.
AEDT uses 11 hours ahead of Universal Time (UTC+1) and AST uses 4 hours behind Universal Time (UTC-4).
| AEDT Time | AST Time | |
|---|---|---|
| 12 AM AEDT Time | ↔ | 9 AM AST Time |
| 1 AM AEDT Time | ↔ | 10 AM AST Time |
| 2 AM AEDT Time | ↔ | 11 AM AST Time |
| 3 AM AEDT Time | ↔ | 12 PM AST Time |
| 4 AM AEDT Time | ↔ | 1 PM AST Time |
| 5 AM AEDT Time | ↔ | 2 PM AST Time |
| 6 AM AEDT Time | ↔ | 3 PM AST Time |
| 7 AM AEDT Time | ↔ | 4 PM AST Time |
| 8 AM AEDT Time | ↔ | 5 PM AST Time |
| 9 AM AEDT Time | ↔ | 6 PM AST Time |
| 10 AM AEDT Time | ↔ | 7 PM AST Time |
| 11 AM AEDT Time | ↔ | 8 PM AST Time |
| AEDT Time | AST Time | |
|---|---|---|
| 12 PM AEDT Time | ↔ | 9 PM AST Time |
| 1 PM AEDT Time | ↔ | 10 PM AST Time |
| 2 PM AEDT Time | ↔ | 11 PM AST Time |
| 3 PM AEDT Time | ↔ | 12 AM AST Time |
| 4 PM AEDT Time | ↔ | 1 AM AST Time |
| 5 PM AEDT Time | ↔ | 2 AM AST Time |
| 6 PM AEDT Time | ↔ | 3 AM AST Time |
| 7 PM AEDT Time | ↔ | 4 AM AST Time |
| 8 PM AEDT Time | ↔ | 5 AM AST Time |
| 9 PM AEDT Time | ↔ | 6 AM AST Time |
| 10 PM AEDT Time | ↔ | 7 AM AST Time |
| 11 PM AEDT Time | ↔ | 8 AM AST Time |
AEDT is 15 hours ahead of AST.
AEDT is ahead of AST by 15 hours.
It is 6:00 PM the previous day in AST.