When it is 12:00 PM in KST, it is 8:00 PM the previous day in Seattle.
📞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.
KST is 16 hours ahead of Seattle.
🕐 Subtract 16 hours from KST time to get Seattle time.
KST uses 9 hours ahead of Universal Time (UTC+9) and Seattle uses 7 hours behind Universal Time (UTC-7).
| KST Time | Seattle Time | |
|---|---|---|
| 12 AM KST Time | ↔ | 8 AM Seattle Time |
| 1 AM KST Time | ↔ | 9 AM Seattle Time |
| 2 AM KST Time | ↔ | 10 AM Seattle Time |
| 3 AM KST Time | ↔ | 11 AM Seattle Time |
| 4 AM KST Time | ↔ | 12 PM Seattle Time |
| 5 AM KST Time | ↔ | 1 PM Seattle Time |
| 6 AM KST Time | ↔ | 2 PM Seattle Time |
| 7 AM KST Time | ↔ | 3 PM Seattle Time |
| 8 AM KST Time | ↔ | 4 PM Seattle Time |
| 9 AM KST Time | ↔ | 5 PM Seattle Time |
| 10 AM KST Time | ↔ | 6 PM Seattle Time |
| 11 AM KST Time | ↔ | 7 PM Seattle Time |
| KST Time | Seattle Time | |
|---|---|---|
| 12 PM KST Time | ↔ | 8 PM Seattle Time |
| 1 PM KST Time | ↔ | 9 PM Seattle Time |
| 2 PM KST Time | ↔ | 10 PM Seattle Time |
| 3 PM KST Time | ↔ | 11 PM Seattle Time |
| 4 PM KST Time | ↔ | 12 AM Seattle Time |
| 5 PM KST Time | ↔ | 1 AM Seattle Time |
| 6 PM KST Time | ↔ | 2 AM Seattle Time |
| 7 PM KST Time | ↔ | 3 AM Seattle Time |
| 8 PM KST Time | ↔ | 4 AM Seattle Time |
| 9 PM KST Time | ↔ | 5 AM Seattle Time |
| 10 PM KST Time | ↔ | 6 AM Seattle Time |
| 11 PM KST Time | ↔ | 7 AM Seattle Time |
KST is 16 hours ahead of Seattle.
KST is ahead of Seattle by 16 hours.
It is 5:00 PM the previous day in Seattle.