HST to AEST time converter
Australian Eastern Time (AEST) is 21 hours ahead of Hawaii Time (HST) in January and 20 hours ahead in July, because daylight saving time shifts the difference. Use the grid below to line up Honolulu and Sydney: drag the cursor across the day, and working hours (9 AM–5 PM) are highlighted in every row so you can spot a slot that suits both sides.
Right now it is 23:43 HST in Honolulu and 20:43 AEDT in Sydney.
2/10 zones · drag the tape, scroll sideways or use the arrow keys; Home jumps back to now.
HST to AEST: frequently asked
What is the time difference between HST and AEST?
Australian Eastern Time (AEST) is 21 hours ahead of Hawaii Time (HST) in January and 20 hours ahead in July, because daylight saving time shifts the difference.
What time is 9 AM HST in AEST?
9:00 AM HST is 6:00 AM AEST the next day in January, and 5:00 AM AEST the next day in July.
When do working hours overlap between Honolulu and Sydney?
In January: Standard 9:00 AM–5:00 PM working hours never overlap. The closest fit is 8:00 PM HST, which is 5:00 PM AEST. In July: Standard 9:00 AM–5:00 PM working hours never overlap. The closest fit is 9:00 PM HST, which is 5:00 PM AEST.