Quick answer
12 PM (noon) PST is 8 PM GMT in London (winter) or 8 PM BST (summer). By noon Pacific time, the London business day ended three hours ago. The 8-hour gap between Pacific and UK time is constant year-round.
How to use this time conversion
Noon Pacific time is 8 PM in London 鈥?well into the UK evening. There is no practical same-day meeting window at this time for UK participants on a standard schedule. For US-UK collaboration at midday Pacific, rely on asynchronous communication: send a message, recording, or document before noon PST so London receives it first thing the following morning. For live meetings, the useful Pacific-to-London window closes at approximately 9 AM PST (5 PM London).
For one-time calls, confirm the exact date before sending the invite. For recurring calls, use the Meeting Time Finder to verify the overlap stays inside working hours after every daylight saving change.
What is 12 PM PST in London?
12 PM PST is 8 PM GMT. During summer (PDT/BST), 12 PM PDT is 8 PM BST. The 8-hour gap is consistent because both the US West Coast and the UK observe daylight saving time.
Is there any way to meet with London at noon PST?
Not within standard business hours. The London working day ends at approximately 1 AM PST (5 PM GMT in winter). For noon Pacific calls, plan for asynchronous handoff instead, or schedule a recording that London can review the following morning.
What Pacific time works best for London meetings?
6 AM to 9 AM PST (2 PM to 5 PM London) is the standard overlap window. 8 AM PST is the most commonly used slot, landing at 4 PM London 鈥?comfortable for both sides.
Can I check the overlap for my full team?
Yes. The Meeting Time Finder lets you add every participant city and shows the shared working-hours window visually.
Other PST to London conversions
7 AM PST in London · 8 AM PST in London · 9 AM PST in London · 10 AM PST in London · 11 AM PST in London · 12 PM PST in London · 1 PM PST in London · 2 PM PST in London · PST to UK Guide · LA to London meeting planner