AEST to HST time converter
Hawaii Time (HST) is 21 hours behind Australian Eastern Time (AEST) in January and 20 hours behind in July, because daylight saving time shifts the difference. Use the grid below to line up Sydney and Honolulu: 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 20:43 AEDT in Sydney and 23:43 HST in Honolulu.
2/10 zones · drag the tape, scroll sideways or use the arrow keys; Home jumps back to now.
AEST to HST: frequently asked
What is the time difference between AEST and HST?
Hawaii Time (HST) is 21 hours behind Australian Eastern Time (AEST) in January and 20 hours behind in July, because daylight saving time shifts the difference.
What time is 9 AM AEST in HST?
9:00 AM AEST is 12:00 PM HST the previous day in January, and 1:00 PM HST the previous day in July.
When do working hours overlap between Sydney and Honolulu?
In January: Standard 9:00 AM–5:00 PM working hours never overlap. The closest fit is 6:00 AM AEST, which is 9:00 AM HST. In July: Standard 9:00 AM–5:00 PM working hours never overlap. The closest fit is 5:00 AM AEST, which is 9:00 AM HST.