---
title: "Best Meeting Time: Seattle / Los Angeles & London — Geo-Parity"
description: "Seattle / Los Angeles and London share 60 minutes of standard working hours (09:00–10:00 Seattle / Los Angeles time). Time difference: 8h."
canonical: "https://geo-parity.com/meeting/seattle-and-london/"
generator: geo-parity markdown twin
---
Timezone Overlap · 8h apart

# Best meeting time between 🇺🇸 Seattle / Los Angeles and 🇬🇧 London

With standard 09:00–18:00 days, both cities are simultaneously at work for 60 minutes.

## The golden window (2026-09-23)

- 🇺🇸 Seattle / Los Angeles: 09:00–10:00 local
- 🇬🇧 London: 17:00–18:00 local
- UTC 16:00–17:00 · 60 minutes

[Open this pair in the interactive planner →](https://geo-parity.com/meeting-planner?z=America/Los_Angeles:540-1080,Europe/London:540-1080) (live DST, custom hours, more cities)

## Quick facts

- Seattle / Los Angeles: UTC−7 (America/Los_Angeles)
- London: UTC+1 (Europe/London)
- Time difference: 8 hours (on 2026-09-23)

## Frequently asked questions

- **What is the time difference between Seattle / Los Angeles and London?**: 8 hours (as of 2026-09-23; daylight saving can shift it by an hour part of the year).
- **What is the timezone friction score between Seattle / Los Angeles and London?**: 52/100 (Strained) — 1h of shared working time per day. Higher scores mean easier synchronous collaboration; add the rest of your team in the interactive scorer for the full picture and the 'lone wolf' flag.
- **When can teams in Seattle / Los Angeles and London meet during working hours?**: With standard 09:00–18:00 working days, the shared window is 60 minutes: 09:00–10:00 in Seattle / Los Angeles and 17:00–18:00 in London.
- **Does this account for daylight saving time?**: Yes — offsets are computed from the IANA timezone database for the specific date. Use the interactive planner to check any future date.

Overlap computed for 2026-09-23; DST transitions can shift it. Agents: GET /api/meeting.json?zones=America/Los_Angeles,Europe/London.

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Source: Geo-Parity — https://geo-parity.com/meeting/seattle-and-london/