Honolulu to London Time Difference
London is 11 hours ahead of Honolulu. When it is noon in Honolulu, it is 23:00 in London.
Honolulu (UTC-10) → London (UTC+1)
🕐 Interactive Time Explorer
When it's 21:00 in Honolulu, it's 08:00 in London
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Honolulu & London◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
11,631 km
Est. Flight Time
~14.7h
Time Difference
+11h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Honolulu
17:00
London
09:00
Honolulu
20:00
London
12:00
Honolulu
23:00
London
15:00
Honolulu
02:00
London (+1)
18:00
Honolulu
05:00
London (+1)
21:00
Honolulu
08:00
London (+1)
00:00
Honolulu
11:00
London
03:00
Honolulu
14:00
London
Frequently Asked Questions
How many hours is Honolulu behind London?
London is 11 hours ahead of Honolulu. When it is 12:00 noon in Honolulu, it is 23:00 in London. Honolulu operates on Pacific/Honolulu (UTC-10), while London uses Europe/London (UTC+1).
What is the best time to call London from Honolulu?
Standard business hours (9 AM–5 PM) do not overlap between Honolulu and London due to the 11 hours difference. Consider early morning or late evening calls, or use async communication.
Does the Honolulu to London time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between Honolulu and London
The distance between Honolulu and London is approximately 11,631 km. A direct flight typically takes around 14.7 hours. Your arrival clock will show local London time — use our Flight Time Calculator to predict exact arrival times.