EST to AEST converter
Eastern Time to Australian Eastern Time (Sydney): live time, conversion table and daylight saving dates.
Australian Eastern Time (Sydney) is 15 hours ahead of Eastern Time right now. The gap changes during the year: 16 hours ahead in January and 14 hours ahead in July, because of daylight saving time. 9:00 AM EST = 1:00 AM AEST in winter and 11:00 PM AEST in summer.
Today, hour by hour
| Eastern Time | Australian Eastern Time (Sydney) |
|---|
Green rows are inside 9 AM–5 PM in both places.
EST to AEST conversion table
| EST | AEST (January) | AEST (July) |
|---|---|---|
| 12:00 AM | 4:00 PM | 2:00 PM |
| 1:00 AM | 5:00 PM | 3:00 PM |
| 2:00 AM | 6:00 PM | 4:00 PM |
| 3:00 AM | 7:00 PM | 5:00 PM |
| 4:00 AM | 8:00 PM | 6:00 PM |
| 5:00 AM | 9:00 PM | 7:00 PM |
| 6:00 AM | 10:00 PM | 8:00 PM |
| 7:00 AM | 11:00 PM | 9:00 PM |
| 8:00 AM | 12:00 AM (+1 day) | 10:00 PM |
| 9:00 AM | 1:00 AM (+1 day) | 11:00 PM |
| 10:00 AM | 2:00 AM (+1 day) | 12:00 AM (+1 day) |
| 11:00 AM | 3:00 AM (+1 day) | 1:00 AM (+1 day) |
| 12:00 PM | 4:00 AM (+1 day) | 2:00 AM (+1 day) |
| 1:00 PM | 5:00 AM (+1 day) | 3:00 AM (+1 day) |
| 2:00 PM | 6:00 AM (+1 day) | 4:00 AM (+1 day) |
| 3:00 PM | 7:00 AM (+1 day) | 5:00 AM (+1 day) |
| 4:00 PM | 8:00 AM (+1 day) | 6:00 AM (+1 day) |
| 5:00 PM | 9:00 AM (+1 day) | 7:00 AM (+1 day) |
| 6:00 PM | 10:00 AM (+1 day) | 8:00 AM (+1 day) |
| 7:00 PM | 11:00 AM (+1 day) | 9:00 AM (+1 day) |
| 8:00 PM | 12:00 PM (+1 day) | 10:00 AM (+1 day) |
| 9:00 PM | 1:00 PM (+1 day) | 11:00 AM (+1 day) |
| 10:00 PM | 2:00 PM (+1 day) | 12:00 PM (+1 day) |
| 11:00 PM | 3:00 PM (+1 day) | 1:00 PM (+1 day) |
EST or EDT? People search “EST”, “CST” or “PST” all year, but those names only apply in winter. From March to November US clocks are on daylight time (EDT, CDT, MDT, PDT), one hour later. This page uses the real local time in each US zone, so the answers are right whichever season you read it in. More in our EST vs EDT guide.
When the time difference changes
| Dates | Difference |
|---|---|
| Oct 9, 2026 – Oct 31, 2026 | Australian Eastern Time (Sydney) is 15 hours ahead of Eastern Time |
| Nov 1, 2026 – Mar 13, 2027 | Australian Eastern Time (Sydney) is 16 hours ahead of Eastern Time |
| Mar 14, 2027 – Apr 3, 2027 | Australian Eastern Time (Sydney) is 15 hours ahead of Eastern Time |
| Apr 4, 2027 – Oct 2, 2027 | Australian Eastern Time (Sydney) is 14 hours ahead of Eastern Time |
| Oct 3, 2027 – Nov 6, 2027 | Australian Eastern Time (Sydney) is 15 hours ahead of Eastern Time |
| Nov 7, 2027 – Dec 31, 2027 | Australian Eastern Time (Sydney) is 16 hours ahead of Eastern Time |
Eastern Time uses daylight saving time. Next clock changes: Nov 1, 2026 (to UTC-5), Mar 14, 2027 (to UTC-4). Australian Eastern Time (Sydney) uses daylight saving time. Next clock changes: Apr 4, 2027 (to UTC+10), Oct 3, 2027 (to UTC+11).
Best time to call or meet
- January: no shared 9-to-5 hours. Workable window (7 AM–10 PM for both): 3:00 PM–10:00 PM in Eastern Time (7:00 AM–2:00 PM in Australian Eastern Time (Sydney)).
- July: no shared 9-to-5 hours. Workable window (7 AM–10 PM for both): 7:00 AM–8:00 AM in Eastern Time (9:00 PM–10:00 PM in Australian Eastern Time (Sydney)); 5:00 PM–10:00 PM in Eastern Time (7:00 AM–12:00 PM in Australian Eastern Time (Sydney)).
Planning with more than two places? Use the meeting planner.
Frequently asked questions
What is 9 AM EST in AEST?
1:00 AM AEST in winter (January) and 11:00 PM AEST in summer (July).
What is the time difference between EST and AEST?
Australian Eastern Time (Sydney) is 16 hours ahead of Eastern Time in January and 14 hours ahead in July.
What is 5 PM EST in AEST?
9:00 AM AEST in winter and 7:00 AM AEST in summer.
