Time Difference Between Hong Kong and London
As of 31 August 2026, London is 7 hours behind Hong Kong. That number is not constant. Over the course of a year, because of daylight saving changes, London, United Kingdom ranges from 8 hours behind to 7 hours behind relative to Hong Kong. The calculator below is always up to date.
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Hong Kong
06:34
Tue, Sep 1, 2026
UTC+8 · Asia/Hong_Kong
London, United Kingdom
-7h23:34
Mon, Aug 31, 2026
UTC+1 · Europe/London
London is 7 hours behind Hong Kong.
When it is 06:34 in Hong Kong, it is already the previous day in London.
Time zone details
| Place | Local date | Time zone | UTC offset | Summer time |
|---|---|---|---|---|
| Hong Kong | Tuesday, September 1, 2026 | Asia/Hong_Kong | UTC+8 | Not observed |
| London | Monday, August 31, 2026 | Europe/London | UTC+1 | Active now |
Hour by hour: Hong Kong to London
Every hour of today in Hong Kong and what it is in London. Highlighted rows fall inside London working hours (09:00–18:00).
| Hong Kong | London |
|---|---|
| 00:00 | 17:00prev day |
| 01:00 | 18:00prev day |
| 02:00 | 19:00prev day |
| 03:00 | 20:00prev day |
| 04:00 | 21:00prev day |
| 05:00 | 22:00prev day |
| 06:00 | 23:00prev day |
| 07:00 | 00:00 |
| 08:00 | 01:00 |
| 09:00 | 02:00 |
| 10:00 | 03:00 |
| 11:00 | 04:00 |
| Hong Kong | London |
|---|---|
| 12:00 | 05:00 |
| 13:00 | 06:00 |
| 14:00 | 07:00 |
| 15:00 | 08:00 |
| 16:00 | 09:00 |
| 17:00 | 10:00 |
| 18:00 | 11:00 |
| 19:00 | 12:00 |
| 20:00 | 13:00 |
| 21:00 | 14:00 |
| 22:00 | 15:00 |
| 23:00 | 16:00 |
Best time to call or meet
Overlapping working hours
16:00–18:00 in Hong Kong (09:00–11:00 in London)
Both places are inside 09:00–18:00 for 2 hours a day. Anything in this window works without asking anyone to stay late.
Reasonable calling hours
15:00–21:00 in Hong Kong (08:00–14:00 in London)
Both people are awake and available between 08:00 and 21:00 local time during this window.
When this difference changes
London puts its clocks back on Sunday, October 25, 2026
The local offset moves from UTC+1 to UTC. After that date, London is 8 hours behind Hong Kong — instead of 7 hours behind, as it is today.
Planning something with more than two places?
Adding a third city usually kills the obvious answer. The Meeting Time Finder takes up to five cities at once and shows only the hours that work for everybody.
Hong Kong and London: common questions
What is the time difference between Hong Kong and London?
As of 31 August 2026, London is 7 hours behind Hong Kong. The gap is not fixed: across the year, London ranges from 8 hours behind to 7 hours behind relative to Hong Kong, as clocks change. The calculator on this page always shows the difference for right now.
When it is 9:00 AM in Hong Kong, what time is it in London?
It is 02:00 AM in London, United Kingdom. Use the time field in the calculator above to check any other hour.
Is London ahead of or behind Hong Kong?
London is behind Hong Kong by 7 hours at the moment. In practical terms, the working day in London starts and ends later in Hong Kong terms.
Do Hong Kong and London observe daylight saving time?
London changes its clocks twice a year; Hong Kong does not. The difference therefore shifts by an hour when London switches: across the year, London ranges from 8 hours behind to 7 hours behind relative to Hong Kong.
What is the best time to call London from Hong Kong?
Working hours overlap between 16:00 and 18:00 Hong Kong time, which is 09:00 to 11:00 in London. Calls inside that window reach both sides during the normal working day.
Related comparisons
Local dates shown for Hong Kong (UTC+8) and London, United Kingdom (UTC+1) were generated on Monday, August 31, 2026 UTC and refresh in your browser.