London is 7 hours behind Hong Kong. When London clocks hit noon, Hong Kong reads 19:00.
London runs on Europe/London; Hong Kong runs on Asia/Hong_Kong. Together they are 7 hours apart.
Mutual working hours
Every working day, London and Hong Kong are both in business hours for 1 hour simultaneously.
00:0006:0012:0018:0024:00
London
Hong Kong
Overlap (1h)
Best times to schedule a meeting
There is a 1-hour daily window where both locations are in business hours.
09:00 London / 16:00 Hong Kong✓ Both working
Working hours defined as 09:00–17:00 local time for each location.
Holiday calendar for both locations
⚡ Both locations have upcoming holidays, check availability before scheduling.
London6 holidays
Jul 13Battle of the Boyne
Aug 3Summer Bank Holiday
Aug 31Summer Bank Holiday
Nov 30Saint Andrew's Day
Dec 25Christmas Day
Hong Kong6 holidays
Jul 1Hong Kong Special Administrative Region Establishment DaySOON
Sep 26Day following the Mid-Autumn Festival
Oct 1National Day
Oct 19Chung Yeung Festival
Dec 25Christmas Day
Working across London and Hong Kong
The 7-hour gap between London (United Kingdom) and Hong Kong (Hong Kong) requires some planning — but a 1-hour daily overlap means both teams can connect in real time without unusual scheduling.
💡 Best practice for cross-timezone meetings
✅
If you are in London, aim for 09:00–10:00, which corresponds to 16:00–17:00 in Hong Kong — both teams are within working hours.
Avoid scheduling mistakes — especially around daylight saving changes. Use the ClockinSync Chrome Extension to instantly verify and compare both time zones directly in your browser, without manual calculations.
Need a specific time? Use the slider or type directly into the input bar — it understands "3pm", "15:30", and location-specific formats like "9am London".
