Honolulu to Sydney Time Difference

21 hours ahead
Honolulu, United States
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Pacific/HonoluluGMT-10:00
Sydney, Australia
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Australia/SydneyGMT+11:00

21h

Time Difference

5h

Business Hours Overlap

Yes

Good Call Window

Best Times to Call

These times work well for both cities during business hours (9 AM - 5 PM):

12:00 PM in Honolulu

9:00 AM in Sydney

1:00 PM in Honolulu

10:00 AM in Sydney

2:00 PM in Honolulu

11:00 AM in Sydney

3:00 PM in Honolulu

12:00 PM in Sydney

Hour-by-Hour Time Conversion
HonoluluSydneyStatus
12:00 AM9:00 PM
1:00 AM10:00 PM
2:00 AM11:00 PM
3:00 AM12:00 AM
4:00 AM1:00 AM
5:00 AM2:00 AM
6:00 AM3:00 AM
7:00 AM4:00 AM
8:00 AM5:00 AM
9:00 AM6:00 AMWork in Honolulu
10:00 AM7:00 AMWork in Honolulu
11:00 AM8:00 AMWork in Honolulu
12:00 PM9:00 AMWork Hours
1:00 PM10:00 AMWork Hours
2:00 PM11:00 AMWork Hours
3:00 PM12:00 PMWork Hours
4:00 PM1:00 PMWork Hours
5:00 PM2:00 PMWork in Sydney
6:00 PM3:00 PMWork in Sydney
7:00 PM4:00 PMWork in Sydney
8:00 PM5:00 PM
9:00 PM6:00 PM
10:00 PM7:00 PM
11:00 PM8:00 PM

More Time Comparisons

Honolulu to Shanghai

18 hours ahead

Honolulu to Dhaka

16 hours ahead

Honolulu to Beijing

18 hours ahead

Honolulu to Delhi

15.5 hours ahead

Honolulu to Istanbul

13 hours ahead

Honolulu to Lagos

11 hours ahead

Honolulu to Tokyo

19 hours ahead

Honolulu to Moscow

13 hours ahead

About the Time Difference Between Honolulu and Sydney

The time difference between Honolulu, United States and Sydney, Australia is 21 hours ahead.Honolulu operates on the Pacific/Honolulu timezone (GMT-10:00), while Sydney uses Australia/Sydney (GMT+11:00).

Scheduling Tips

  • Business hours overlap: There are 5 hours when both cities are within typical work hours (9 AM - 5 PM).
  • Best call times: Schedule calls during the green-highlighted hours in the conversion table above for optimal timing.
  • Daylight Saving Time: Remember that the time difference may change during DST transitions. Always verify current times before important meetings.

Frequently Asked Questions

When it's noon in Honolulu, what time is it in Sydney?

When it's 12:00 PM (noon) in Honolulu, it's 9:00 AM in Sydney.