Honolulu zone
HST (GMT-10)
London zone
GMT+1 (GMT+1)
Difference
11 hours ahead of Honolulu
Business overlap
No 9-5 overlap
Working hours overlap
Each cell is one hour in Honolulu. Filled cells mark when 9 AM – 5 PM in Honolulu and London both apply.
0 hours per day
- Honolulu
- GMT-10
- London
- GMT+1
- Difference
- +11h
- Business overlap
- 0h
Hour-by-hour conversion
Each row shows the matching local time in London for an hour in Honolulu.
| Honolulu | London | Day | Window |
|---|---|---|---|
| 12:00 AM | 11:00 AM | same day | — |
| 1:00 AM | 12:00 PM | same day | — |
| 2:00 AM | 1:00 PM | same day | — |
| 3:00 AM | 2:00 PM | same day | — |
| 4:00 AM | 3:00 PM | same day | — |
| 5:00 AM | 4:00 PM | same day | — |
| 6:00 AM | 5:00 PM | same day | — |
| 7:00 AM | 6:00 PM | same day | — |
| 8:00 AM | 7:00 PM | same day | — |
| 9:00 AM | 8:00 PM | same day | — |
| 10:00 AM | 9:00 PM | same day | — |
| 11:00 AM | 10:00 PM | same day | — |
| 12:00 PM | 11:00 PM | same day | — |
| 1:00 PM | 12:00 AM | next day | — |
| 2:00 PM | 1:00 AM | next day | — |
| 3:00 PM | 2:00 AM | next day | — |
| 4:00 PM | 3:00 AM | next day | — |
| 5:00 PM | 4:00 AM | next day | — |
| 6:00 PM | 5:00 AM | next day | — |
| 7:00 PM | 6:00 AM | next day | — |
| 8:00 PM | 7:00 AM | next day | — |
| 9:00 PM | 8:00 AM | next day | — |
| 10:00 PM | 9:00 AM | next day | — |
| 11:00 PM | 10:00 AM | next day | — |
Best meeting windows
Standard 9 AM – 5 PM hours in Honolulu and London do not overlap. Plan calls for early Honolulu morning or late Honolulu evening, and rotate the burden between sides.
Tighter overlap is achievable by having the side with later working hours start earlier, or by treating the first and last hours of each side as flexible. The bar above marks every hour where both cities sit inside a 9 AM – 5 PM window.
About converting Honolulu time to London time
Honolulu follows the Pacific/Honolulu time zone (currently HST, GMT-10), while London follows Europe/London (currently GMT+1, GMT+1). London is 11 hours ahead of Honolulu right now.
London observes daylight saving time, while Honolulu does not. The offset between the two cities changes by one hour at the daylight saving transitions.
Daylight saving transitions in 2026
Honolulu
Does not observe daylight saving time.
London
- Spring forward · Sunday, March 29, 2026
- Fall back · Sunday, October 25, 2026
Reverse this conversion
London to Honolulu
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Plan a meeting between Honolulu and London
More conversions from Honolulu
Frequently asked questions
- How many hours is Honolulu from London?
- London is 11 hours ahead of Honolulu right now.
- What time is 9:00 AM Honolulu in London?
- 9:00 AM in Honolulu is 8:00 PM in London.
- What time is 5:00 PM Honolulu in London?
- 5:00 PM in Honolulu is 4:00 AM (next day) in London.
- When do Honolulu and London business hours overlap?
- Standard 9 AM - 5 PM working hours in Honolulu and London do not overlap. You will need an early or late call.
- Does daylight saving time change the difference between Honolulu and London?
- London observes daylight saving time while Honolulu does not, so the offset between them changes by one hour twice a year.
Local time page
Time in Honolulu
Local time page
Time in London