Highlighted rows fall within 09:00–18:00 in both places: 2 shared working hours.
Clock changes in London and Hong Kong
London
British Summer Time (BST)
Next clock change Sun 25 Oct 2026 (UTC+1 → UTC+0)
Hong Kong
Hong Kong Standard Time (HKT)
No daylight saving time.
Time difference between London and Hong Kong today
Right now Hong Kong is 7 hours ahead of London. When it is 09:00 in London, it is 16:00 in Hong Kong. London is on British Summer Time (BST); Hong Kong is on Hong Kong Standard Time (HKT).
When the London to Hong Kong time difference changes
For most of the year Hong Kong is 7 hours ahead of London. From 25 October to 31 December 2026, Hong Kong is 8 hours ahead of London instead, because the two places change their clocks on different dates. Meetings booked by the usual gap land an hour off in those weeks.
Dates
Hong Kong vs London
Length
29 March 2026 to 24 October 2026
7 hours ahead
210 days
25 October 2026 to 31 December 2026
8 hours ahead
68 days
1 January 2027 to 27 March 2027
8 hours ahead
86 days
28 March 2027 to 30 October 2027
7 hours ahead
217 days
31 October 2027 to 31 December 2027
8 hours ahead
62 days
Calling hours for London and Hong Kong
When Hong Kong is 7 hours ahead of London: 1 shared office hour, 09:00 to 10:00 in London (16:00 to 17:00 in Hong Kong).
When Hong Kong is 8 hours ahead of London: no shared 09:00 to 17:00 hours; try 09:00 in London (17:00 in Hong Kong).
Frequently asked questions about London and Hong Kong time
What time is it in Hong Kong when it is 9:00 AM in London?
16:00 today; Hong Kong is 7 hours ahead of London.
Does the time difference between London and Hong Kong change?
Yes. It is usually 7 hours ahead, but changes when one side moves its clocks: 8 hours ahead from 25 October to 31 December 2026; 8 hours ahead from 1 January to 27 March 2027.