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AEST to PST converter
Australian Eastern Time
—
Pacific Time
—
Pacific Time is 17 hours behind Australian Eastern Time for most of the year, and 19 hours behind or 18 hours behind for part of it, because the two change their clocks on different dates.
When does the difference change?
In 2026:
- January 1 to March 7: Pacific Time is 19 hours behind Australian Eastern Time
- March 8 to April 4: Pacific Time is 18 hours behind Australian Eastern Time
- April 5 to October 3: Pacific Time is 17 hours behind Australian Eastern Time
- October 4 to October 31: Pacific Time is 18 hours behind Australian Eastern Time
- November 1 to December 31: Pacific Time is 19 hours behind Australian Eastern Time
Questions
What time is 9 AM AEST in PST?
For most of the year, 9 AM Australian Eastern Time is 4 PM the day before Pacific Time. For part of the year it is 2 PM the day before or 3 PM the day before, because of daylight saving time.
How many hours ahead or behind is PST from AEST?
Pacific Time is 17 hours behind Australian Eastern Time for most of the year, and 19 hours behind or 18 hours behind for part of it, because the two change their clocks on different dates.
Does the AEST to PST difference change?
Yes. It changes 4 times in 2026 because of daylight saving time.
About these time zones
AEST to PST, hour by hour
| Australian Eastern Time | Pacific Time |
|---|---|
| 12 AM | 6 AM (previous day) |
| 1 AM | 7 AM (previous day) |
| 2 AM | 8 AM (previous day) |
| 3 AM | 9 AM (previous day) |
| 4 AM | 10 AM (previous day) |
| 5 AM | 11 AM (previous day) |
| 6 AM | 12 PM (previous day) |
| 7 AM | 1 PM (previous day) |
| 8 AM | 2 PM (previous day) |
| 9 AM | 3 PM (previous day) |
| 10 AM | 4 PM (previous day) |
| 11 AM | 5 PM (previous day) |
| 12 PM | 6 PM (previous day) |
| 1 PM | 7 PM (previous day) |
| 2 PM | 8 PM (previous day) |
| 3 PM | 9 PM (previous day) |
| 4 PM | 10 PM (previous day) |
| 5 PM | 11 PM (previous day) |
| 6 PM | 12 AM |
| 7 PM | 1 AM |
| 8 PM | 2 AM |
| 9 PM | 3 AM |
| 10 PM | 4 AM |
| 11 PM | 5 AM |
Based on the clocks on Monday, October 12, 2026. Use the converter above for another date.