Hong Kong is 7 hours ahead of London right now.
The gap between London and Hong Kong is not fixed. It moves between 7 hours and 8 hours during the year, because the two cities change their clocks on different dates, or only one of them changes at all. The table gives exact dates for the rest of 2026 and for 2027.
Time difference by date
| Dates | Hong Kong compared with London | Zones |
|---|---|---|
| Until 25 Oct 2026 | 7 hours ahead | BST (UTC+1) / HKT (UTC+8) |
| 25 Oct 2026 to 28 Mar 2027 | 8 hours ahead | GMT (UTC+0) / HKT (UTC+8) |
| 28 Mar 2027 to 31 Oct 2027 | 7 hours ahead | BST (UTC+1) / HKT (UTC+8) |
| From 31 Oct 2027 | 8 hours ahead | GMT (UTC+0) / HKT (UTC+8) |
Worked examples around the clock changes
The same local time in London lands at a different time in Hong Kong either side of each change:
- London changes its clocks on Sunday 25 October 2026. Before the change, on Friday 23 October 2026, 08:00 in London is 15:00 in Hong Kong (7 hours ahead). After it, on Monday 26 October 2026, 08:00 in London is 16:00 in Hong Kong (8 hours ahead).
- London changes its clocks on Sunday 28 March 2027. Before the change, on Friday 26 March 2027, 09:00 in London is 17:00 in Hong Kong (8 hours ahead). After it, on Monday 29 March 2027, 09:00 in London is 16:00 in Hong Kong (7 hours ahead).
- London changes its clocks on Sunday 31 October 2027. Before the change, on Friday 29 October 2027, 08:00 in London is 15:00 in Hong Kong (7 hours ahead). After it, on Monday 1 November 2027, 08:00 in London is 16:00 in Hong Kong (8 hours ahead).
Working hours overlap
When the 09:00–17:00 working days in London and Hong Kong overlap, on a mid-week day in each period:
- Until 25 Oct 2026: 09:00–10:00 in London = 16:00–17:00 in Hong Kong (1 hour).
- 25 Oct 2026 to 28 Mar 2027: no overlap. One side has to start early or stay late. Use the meeting planner to find the least inconvenient slot.
- 28 Mar 2027 to 31 Oct 2027: 09:00–10:00 in London = 16:00–17:00 in Hong Kong (1 hour).
- From 31 Oct 2027: no overlap. One side has to start early or stay late. Use the meeting planner to find the least inconvenient slot.