San Francisco to London Time Converter
London is +8h ahead of San Francisco
Quick converter
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FROM
San Francisco
United States
UTC-07:00
TO
London
United Kingdom
UTC+01:00
Date-aware conversion
Convert a specific date and time
Result
Wed, May 27, 2026 00:03
San Francisco: Tuesday, May 26, 2026 4:03 PM PDT to London: Wednesday, May 27, 2026 12:03 AM GMT+1.
London is 8h ahead of San Francisco on this date
24-Hour Comparison
Every hour in San Francisco and the corresponding time in London. Green rows indicate business hours in London.
Time zones
San Francisco uses America/Los_Angeles (PDT) and London uses Europe/London (GMT+1). The difference can shift during daylight saving changes, so checking the exact date matters.
Best use
Use the green rows to spot normal working hours in London. For teams across more cities, open the meeting planner and compare up to five locations.
Plan a meetingMeeting guidance
Best time for San Francisco and London
The easiest overlap starts around 9:00 AM and runs through 9:00 AM in the source city, while the destination city is also inside normal working hours. For important calls, check the meeting date because the offset can change when either location enters or leaves daylight saving time.
Compare meeting hoursQuick examples
City context
About these cities
About San Francisco
San Francisco is located in United States (North America). It uses the America/Los_Angeles timezone with a standard offset of UTC-07:00. It observes DST, switching between PST and PDT. See the full San Francisco time page for live clock and planning details.
About London
London is located in United Kingdom (Europe). It uses the Europe/London timezone with a standard offset of UTC+01:00. It observes DST, switching between GMT and BST. See the full London time page for live clock and planning details.
Frequently Asked Questions
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