Adelaide to Honolulu Time Difference
🇦🇺 Adelaide is currently 20.5 hours behind of 🇺🇸 Honolulu. This difference varies between 20.5h and 19.5h due to Daylight Saving Time.
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Atin 🇦🇺 Adelaide→it will be—in 🇺🇸 Honolulu
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Difference
-20.5h
Business overlap
5h
Distance
9,162 km
Approx. flight
10.8h
Hour-by-Hour: Adelaide to Honolulu
| 🇦🇺 Adelaide | 🇺🇸 Honolulu | Note |
|---|---|---|
| 12:00 AM | 3:30 AM | |
| 1:00 AM | 4:30 AM | |
| 2:00 AM | 5:30 AM | |
| 3:00 AM | 6:30 AM | |
| 4:00 AM | 7:30 AM | |
| 5:00 AM | 8:30 AM | |
| 6:00 AM | 9:30 AM | |
| 7:00 AM | 10:30 AM | |
| 8:00 AM | 11:30 AM | |
| 9:00 AM | 12:30 PM | |
| 10:00 AM | 1:30 PM | |
| 11:00 AM | 2:30 PM | |
| 12:00 PM | 3:30 PM | |
| 1:00 PM | 4:30 PM | |
| 2:00 PM | 5:30 PM | |
| 3:00 PM | 6:30 PM | |
| 4:00 PM | 7:30 PM | |
| 5:00 PM | 8:30 PM | |
| 6:00 PM | 9:30 PM | |
| 7:00 PM | 10:30 PM | |
| 8:00 PM | 11:30 PM | |
| 9:00 PM | 12:30 AM(next day) | Next day |
| 10:00 PM | 1:30 AM(next day) | Next day |
| 11:00 PM | 2:30 AM(next day) | Next day |
Daylight Saving Time (DST)
Adelaide observes Daylight Saving Time, while Honolulu does not. This causes the time difference to shift between 20.5 hours behind and 19.5 hours behind depending on the season. Currently, Adelaide is 20.5 hours behind relative to Honolulu.
Min difference
20.5h
Max difference
19.5h
Best Meeting Times
There are 5 overlapping business hours between Adelaide and Honolulu (9 AM – 6 PM in each city).
🇦🇺 Adelaide
9:00 AM – 2:00 PM
🇺🇸 Honolulu
12:30 PM – 5:30 PM
Frequently Asked Questions
What is the time difference between Adelaide and Honolulu?
The time difference between Adelaide and Honolulu is currently 20.5 hours behind. Adelaide uses GMT+10:30 (UTC+10:30), while Honolulu uses HST (UTC-10). This difference varies seasonally due to Daylight Saving Time, ranging from 20.5 hours behind to 19.5 hours behind.
When it's noon in Adelaide, what time is it in Honolulu?
When it's 12:00 PM (noon) in Adelaide, it is 3:30 PM in Honolulu. Use our calculator above to convert any other time.
Does the time difference between Adelaide and Honolulu change?
Yes, the time difference changes throughout the year. Because Adelaide observes Daylight Saving Time, the offset shifts between 20.5 hours behind and 19.5 hours behind at different times of the year.
What are the best times to schedule a call between Adelaide and Honolulu?
The best time to call is between 9:00 AM and 2:00 PM in Adelaide (which is 12:30 PM – 5:30 PM in Honolulu). This 5-hour window falls within business hours in both cities.
Is Adelaide ahead or behind Honolulu?
Adelaide is currently 20.5 hours ahead of Honolulu.
What time zone is Adelaide in?
Adelaide is in the Australia/Adelaide time zone, currently using GMT+10:30 (UTC+10:30). Adelaide observes Daylight Saving Time, so the offset changes twice a year.
What time is midnight in Adelaide in Honolulu?
When it is midnight (12:00 AM) in Adelaide, it is 3:30 AM in Honolulu.