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Time Difference: Honolulu to Sydney

🇺🇸HonoluluUTC-10
vs
🇦🇺SydneyUTC+10
🇺🇸
Honolulu, US
Sat, May 30
🇦🇺
Sydney, Australia
Sun, May 31

Click a time to convert

Time Difference
20 hours
Sydney is 20 hours ahead of Honolulu

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

HonoluluSydneyStatus
6am2amHonolulu early, Sydney asleep
7am3amHonolulu early, Sydney asleep
8am4amHonolulu early, Sydney asleep
9am5amHonolulu working hours, Sydney asleep
10am6amOne side outside 9-to-5 but still awake
11am7amOne side outside 9-to-5 but still awake
12pm8amOne side outside 9-to-5 but still awake
1pm9amBoth at work — ideal meeting time
2pm10amBoth at work — ideal meeting time
3pm11amBoth at work — ideal meeting time
4pm12pmBoth at work — ideal meeting time
5pm1pmOne side outside 9-to-5 but still awake
6pm2pmOne side outside 9-to-5 but still awake
7pm3pmOne side outside 9-to-5 but still awake
8pm4pmOne side outside 9-to-5 but still awake
9pm5pmHonolulu evening, Sydney evening
10pm6pmHonolulu 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

Great-circle distance
8,166 km
Direct flight time
~10h 36m

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.

Frequently asked questions

What is the time difference between Honolulu and Sydney?
The current time difference is 20 hours. Honolulu is currently 20 hours behind Sydney.
Is Honolulu ahead of Sydney?
No. Honolulu is currently 20 hours behind Sydney.
What time is it in Sydney when it's 9 AM in Honolulu?
When it's 9 AM in Honolulu, it's 5am in Sydney.
When is the best time to schedule a meeting 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 before 9 AM or work past 5 PM — see the planner above for the least disruptive options.
Do Honolulu and Sydney observe daylight saving time?
Sydney observes daylight saving time, but Honolulu does not — the difference between the two cities changes by one hour around the DST transition dates.
How far apart are Honolulu and Sydney?
Honolulu and Sydney are 8,166 km apart along the great-circle route. A direct flight takes roughly 10 hours 36 minutes.