21 hours behind AEST
HST compared with AEST, right now. Swap: HST to AEST ⇄
Australian Eastern Time is on AEDT now, so the clocks above show daylight time. Using strict standard time (AEST UTC+10, HST UTC−10), HST is 20 hours behind AEST.
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For Tuesday, November 3, 2026. Rows where both places are inside 9 AM–5 PM are highlighted.
| AEST | HST |
|---|---|
| 12:00 AM | 3:00 AM (previous day) |
| 1:00 AM | 4:00 AM (previous day) |
| 2:00 AM | 5:00 AM (previous day) |
| 3:00 AM | 6:00 AM (previous day) |
| 4:00 AM | 7:00 AM (previous day) |
| 5:00 AM | 8:00 AM (previous day) |
| 6:00 AM | 9:00 AM (previous day) |
| 7:00 AM | 10:00 AM (previous day) |
| 8:00 AM | 11:00 AM (previous day) |
| 9:00 AM | 12:00 PM (previous day) |
| 10:00 AM | 1:00 PM (previous day) |
| 11:00 AM | 2:00 PM (previous day) |
| 12:00 PM | 3:00 PM (previous day) |
| 1:00 PM | 4:00 PM (previous day) |
| 2:00 PM | 5:00 PM (previous day) |
| 3:00 PM | 6:00 PM (previous day) |
| 4:00 PM | 7:00 PM (previous day) |
| 5:00 PM | 8:00 PM (previous day) |
| 6:00 PM | 9:00 PM (previous day) |
| 7:00 PM | 10:00 PM (previous day) |
| 8:00 PM | 11:00 PM (previous day) |
| 9:00 PM | 12:00 AM |
| 10:00 PM | 1:00 AM |
| 11:00 PM | 2:00 AM |
Australian Eastern Time (AEST/AEDT). Sydney, Melbourne, Canberra and Hobart (with daylight saving from October to April) and Brisbane (without). AEST is UTC+10; AEDT is UTC+11.
Sunday, April 4, 2027: clocks go back 1 hour at 3:00 AM local time (UTC+11 → UTC+10).
Hawaii-Aleutian Standard Time (HST). Hawaii, which stays on UTC−10 all year and does not observe daylight saving time.
No clock change is scheduled; the offset stays the same all year.
The current difference is shown at the top of this page. AEST uses Australian Eastern Standard Time (AEST, UTC+10) as standard time and Australian Eastern Daylight Time (AEDT, UTC+11) during daylight saving time; HST uses Hawaii-Aleutian Standard Time (HST, UTC−10) all year. The difference can change if only one side observes daylight saving time or if their clocks change on different dates. Choose your meeting date in the converter to check the applicable offset.
On Tuesday, November 3, 2026, 9:00 AM in AEST was 12:00 PM (previous day) in HST. The conversion table above shows today’s values.
AEST: Sunday, April 4, 2027: clocks go back 1 hour at 3:00 AM local time (UTC+11 → UTC+10). HST does not change its clocks.
AEST is the standard-time name and AEDT the daylight-saving name for Australian Eastern Time. People often say AEST all year; this converter uses the time actually in effect on the date you choose.
Convert any date, time and city · Meeting planner for three or more places