Best overlap: 4:00 PM to 6:00 PM in London is 8:00 AM to 10:00 AM in San Diego.
Aim for 4:00 PM to 6:00 PM London time — that's 8:00 AM to 10:00 AM over in San Diego. San Diego is 8 hours behind London, so you only get about 2 hours of overlap a day — worth locking in a standing time like 4:00 PM in London (8:00 AM in San Diego) before it slips.
| Local time | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
London Europe/London | ||||||||||||||||||||||||
San Diego America/Los Angeles |
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