Time Difference: Honolulu to Sydney
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Honolulu vs Sydney timezone guide
Honolulu (US) uses the Pacific/Honolulu timezone at UTC-10, while Sydney (Australia) uses Australia/Sydney at UTC+10. This means Sydney is 20 hours ahead of Honolulu (based on standard offsets — the live difference above accounts for daylight saving time).
Best meeting times between Honolulu and Sydney
Standard 9-to-5 working hours in Honolulu and Sydney do not overlap. To meet synchronously, one side will need to start early or stay late — see the hour-by-hour planner below for the least disruptive options.
Hour-by-hour planner
| Honolulu | Sydney | Status |
|---|---|---|
| 6am | 3am | Honolulu early, Sydney asleep |
| 7am | 4am | Honolulu early, Sydney asleep |
| 8am | 5am | Honolulu early, Sydney asleep |
| 9am | 6am | One side outside 9-to-5 but still awake |
| 10am | 7am | One side outside 9-to-5 but still awake |
| 11am | 8am | One side outside 9-to-5 but still awake |
| 12pm | 9am | Both at work — ideal meeting time |
| 1pm | 10am | Both at work — ideal meeting time |
| 2pm | 11am | Both at work — ideal meeting time |
| 3pm | 12pm | Both at work — ideal meeting time |
| 4pm | 1pm | Both at work — ideal meeting time |
| 5pm | 2pm | One side outside 9-to-5 but still awake |
| 6pm | 3pm | One side outside 9-to-5 but still awake |
| 7pm | 4pm | One side outside 9-to-5 but still awake |
| 8pm | 5pm | Honolulu evening, Sydney evening |
| 9pm | 6pm | Honolulu evening, Sydney evening |
| 10pm | 7pm | Honolulu late evening, Sydney evening |
Green = standard working hours (9 AM – 5 PM). Amber = early (6–9 AM). Orange = evening (5–10 PM). Grey = asleep or late.
Daylight saving time between Honolulu and Sydney
Sydney observes daylight saving time, but Honolulu does not. That means the difference between the two cities changes seasonally — by one hour, around Sydney's transition dates.
- Dec 31 → Apr 4Honolulu is 21 hours behind Sydney
- Apr 4 → Oct 3Honolulu is 20 hours behind Sydney
- Oct 3 → Dec 31Honolulu is 21 hours behind Sydney
Distance between Honolulu and Sydney
Honolulu and Sydney are 8,166 km apart along the great-circle route. A direct flight takes roughly ~10h 36m, depending on aircraft type, winds, and routing.