Honolulu to Sydney Time Converter
Sydney is +21h ahead of Honolulu
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FROM
Honolulu
United States
UTC-10:00
TO
Sydney
Australia
UTC+11:00
Date-aware conversion
Convert a specific date and time
Result
Sun, Oct 18, 2026 08:51
Honolulu: Saturday, October 17, 2026 11:51 AM HST to Sydney: Sunday, October 18, 2026 8:51 AM GMT+11.
Sydney is 21h ahead of Honolulu on this date
24-Hour Comparison
Every hour in Honolulu and the corresponding time in Sydney. Green rows indicate business hours in Sydney.
Time zones
Honolulu uses Pacific/Honolulu (HST) and Sydney uses Australia/Sydney (GMT+11). The difference can shift during daylight saving changes, so checking the exact date matters.
Best use
Use the green rows to spot normal working hours in Sydney. For teams across more cities, open the meeting planner and compare up to five locations.
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Best time for Honolulu and Sydney
The easiest overlap starts around 12:00 PM and runs through 5:00 PM in the source city, while the destination city is also inside normal working hours. For important calls, check the meeting date because the offset can change when either location enters or leaves daylight saving time.
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City context
About these cities
About Honolulu
Honolulu is located in United States (Oceania). It uses the Pacific/Honolulu timezone with a standard offset of UTC-10:00. It does not observe Daylight Saving Time. See the full Honolulu time page for live clock and planning details.
About Sydney
Sydney is located in Australia (Oceania). It uses the Australia/Sydney timezone with a standard offset of UTC+11:00. It observes DST, switching between AEST and AEDT. See the full Sydney time page for live clock and planning details.