When it is 12:00 PM in Usa, it is 11:00 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.
Usa is 13 hours ahead of AST.
🕐 Subtract 13 hours from Usa time to get AST time.
Usa uses 9 hours ahead of Universal Time (UTC+9) and AST uses 4 hours behind Universal Time (UTC-4).
| Usa Time | AST Time | |
|---|---|---|
| 12 AM Usa Time | ↔ | 11 AM AST Time |
| 1 AM Usa Time | ↔ | 12 PM AST Time |
| 2 AM Usa Time | ↔ | 1 PM AST Time |
| 3 AM Usa Time | ↔ | 2 PM AST Time |
| 4 AM Usa Time | ↔ | 3 PM AST Time |
| 5 AM Usa Time | ↔ | 4 PM AST Time |
| 6 AM Usa Time | ↔ | 5 PM AST Time |
| 7 AM Usa Time | ↔ | 6 PM AST Time |
| 8 AM Usa Time | ↔ | 7 PM AST Time |
| 9 AM Usa Time | ↔ | 8 PM AST Time |
| 10 AM Usa Time | ↔ | 9 PM AST Time |
| 11 AM Usa Time | ↔ | 10 PM AST Time |
| Usa Time | AST Time | |
|---|---|---|
| 12 PM Usa Time | ↔ | 11 PM AST Time |
| 1 PM Usa Time | ↔ | 12 AM AST Time |
| 2 PM Usa Time | ↔ | 1 AM AST Time |
| 3 PM Usa Time | ↔ | 2 AM AST Time |
| 4 PM Usa Time | ↔ | 3 AM AST Time |
| 5 PM Usa Time | ↔ | 4 AM AST Time |
| 6 PM Usa Time | ↔ | 5 AM AST Time |
| 7 PM Usa Time | ↔ | 6 AM AST Time |
| 8 PM Usa Time | ↔ | 7 AM AST Time |
| 9 PM Usa Time | ↔ | 8 AM AST Time |
| 10 PM Usa Time | ↔ | 9 AM AST Time |
| 11 PM Usa Time | ↔ | 10 AM AST Time |
Usa is 13 hours ahead of AST.
Usa is ahead of AST by 13 hours.
It is 8:00 PM the previous day in AST.