Honolulu Sydney Time Difference

What is the Time Difference Between Honolulu and Sydney?

Sydney is 20-21 hours ahead of Honolulu. Honolulu uses Hawaii-Aleutian Standard Time (HST, UTC-10) while Sydney uses Australian Eastern Time (AEST/AEDT). When it's 12:00 PM on Monday in Honolulu, it's 8:00 AM (AEST) or 9:00 AM (AEDT) on Tuesday in Sydney.

Hawaii does not observe daylight saving time, but Sydney does. The difference is 21 hours during Australian summer (October-April) and 20 hours during winter.

Best Time to Call Sydney from Honolulu

Best calling time: 1:00 PM - 9:00 PM Honolulu time. This corresponds to 9:00 AM - 5:00 PM the next day in Sydney, covering Australian business hours.

Honolulu is a popular stopover for flights between the US mainland and Australia. Both cities are major Pacific tourism destinations with similar beach and outdoor lifestyles.

Popular Time Zone Comparisons

From Honolulu

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From Sydney

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City Pages

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Popular Routes

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