London → San Francisco Time

London, United Kingdom and San Francisco, United States are separated by a time difference of 8 hours. When it's noon in London, it's 8 hours earlier in San Francisco.

London operates on Europe/London timezone, while San Francisco uses America/Los Angeles. Both cities may observe Daylight Saving Time at different dates, which can temporarily change the time difference by an hour.

Best Time to Call

Due to the 8 hours difference, finding overlapping business hours can be challenging. Consider late evening calls from London to reach San Francisco during their work day.

Flight Considerations

When traveling between London and San Francisco, remember that your arrival time will be in local time. A flight departing London in the evening might arrive earlier than expected due to the timezone change. Use our Flight Time Calculator for accurate arrival time predictions.

Common Use Cases

This time converter is useful for scheduling video calls, coordinating international business meetings, planning travel itineraries, watching live events, or simply staying in touch with friends and family across London and San Francisco. Bookmark this page for quick reference.