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