When it is 12:00 PM in ChST, it is 10:00 PM the previous day in Boston.
📞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.
ChST is 14 hours ahead of Boston.
🕐 Subtract 14 hours from ChST time to get Boston time.
ChST uses 10 hours ahead of Universal Time (UTC+1) and Boston uses 4 hours behind Universal Time (UTC-4).
| ChST Time | Boston Time | |
|---|---|---|
| 12 AM ChST Time | ↔ | 10 AM Boston Time |
| 1 AM ChST Time | ↔ | 11 AM Boston Time |
| 2 AM ChST Time | ↔ | 12 PM Boston Time |
| 3 AM ChST Time | ↔ | 1 PM Boston Time |
| 4 AM ChST Time | ↔ | 2 PM Boston Time |
| 5 AM ChST Time | ↔ | 3 PM Boston Time |
| 6 AM ChST Time | ↔ | 4 PM Boston Time |
| 7 AM ChST Time | ↔ | 5 PM Boston Time |
| 8 AM ChST Time | ↔ | 6 PM Boston Time |
| 9 AM ChST Time | ↔ | 7 PM Boston Time |
| 10 AM ChST Time | ↔ | 8 PM Boston Time |
| 11 AM ChST Time | ↔ | 9 PM Boston Time |
| ChST Time | Boston Time | |
|---|---|---|
| 12 PM ChST Time | ↔ | 10 PM Boston Time |
| 1 PM ChST Time | ↔ | 11 PM Boston Time |
| 2 PM ChST Time | ↔ | 12 AM Boston Time |
| 3 PM ChST Time | ↔ | 1 AM Boston Time |
| 4 PM ChST Time | ↔ | 2 AM Boston Time |
| 5 PM ChST Time | ↔ | 3 AM Boston Time |
| 6 PM ChST Time | ↔ | 4 AM Boston Time |
| 7 PM ChST Time | ↔ | 5 AM Boston Time |
| 8 PM ChST Time | ↔ | 6 AM Boston Time |
| 9 PM ChST Time | ↔ | 7 AM Boston Time |
| 10 PM ChST Time | ↔ | 8 AM Boston Time |
| 11 PM ChST Time | ↔ | 9 AM Boston Time |
ChST is 14 hours ahead of Boston.
ChST is ahead of Boston by 14 hours.
It is 7:00 PM the previous day in Boston.