New York to Sydney conversion chart
Every full hour of Tuesday, October 13, 2026 in New York, and the time in Sydney. Pick another date in the converter and the chart follows.
| New York (EDT) | Sydney (AEDT) |
|---|---|
| 12:00 AM 00:00 | 3:00 PM 15:00 |
| 1:00 AM 01:00 | 4:00 PM 16:00 |
| 2:00 AM 02:00 | 5:00 PM 17:00 |
| 3:00 AM 03:00 | 6:00 PM 18:00 |
| 4:00 AM 04:00 | 7:00 PM 19:00 |
| 5:00 AM 05:00 | 8:00 PM 20:00 |
| 6:00 AM 06:00 | 9:00 PM 21:00 |
| 7:00 AM 07:00 | 10:00 PM 22:00 |
| 8:00 AM 08:00 | 11:00 PM 23:00 |
| 9:00 AM 09:00 | 12:00 AM 00:00next day |
| 10:00 AM 10:00 | 1:00 AM 01:00next day |
| 11:00 AM 11:00 | 2:00 AM 02:00next day |
| 12:00 PM 12:00 | 3:00 AM 03:00next day |
| 1:00 PM 13:00 | 4:00 AM 04:00next day |
| 2:00 PM 14:00 | 5:00 AM 05:00next day |
| 3:00 PM 15:00 | 6:00 AM 06:00next day |
| 4:00 PM 16:00 | 7:00 AM 07:00next day |
| 5:00 PM 17:00 | 8:00 AM 08:00next day |
| 6:00 PM 18:00 | 9:00 AM 09:00next day |
| 7:00 PM 19:00 | 10:00 AM 10:00next day |
| 8:00 PM 20:00 | 11:00 AM 11:00next day |
| 9:00 PM 21:00 | 12:00 PM 12:00next day |
| 10:00 PM 22:00 | 1:00 PM 13:00next day |
| 11:00 PM 23:00 | 2:00 PM 14:00next day |
Time difference over the year
The gap between New York and Sydney for the next 12 months, with clock changes on both sides taken into account:
- Oct 13, 2026 to Oct 31, 2026: Sydney is 15 hours ahead of New York
- Nov 1, 2026 to Mar 13, 2027: Sydney is 16 hours ahead of New York
- Mar 14, 2027 to Apr 3, 2027: Sydney is 15 hours ahead of New York
- Apr 4, 2027 to Oct 2, 2027: Sydney is 14 hours ahead of New York
- Oct 3, 2027 to Oct 12, 2027: Sydney is 15 hours ahead of New York
Daylight saving time in New York and Sydney
New York turns the clocks forward from EST to EDT at 2:00 AM on the second Sunday in March and back at 2:00 AM on the first Sunday in November, a schedule set by the Energy Policy Act of 2005. In 2026 the changes fall on March 8 and November 1, in 2027 on March 14 and November 7.
Sydney turns the clocks forward from AEST to AEDT at 2:00 AM on the first Sunday in October and back at 3:00 AM on the first Sunday in April, the dates New South Wales, Victoria, South Australia, Tasmania and the ACT share, while Queensland, Western Australia and the Northern Territory do not change their clocks. In 2026 the changes fall on April 5 and October 4, in 2027 on April 4 and October 3.
The gap takes 3 values across 2026 and 2027: 16 hours, 15 hours, 14 hours. 14 hours holds on most days; the highlighted rows are the 366 days with another gap, because one side has changed its clocks and the other has not:
| From | To | New York | Sydney | Sydney is |
|---|---|---|---|---|
| January 1, 2026 | March 7, 2026 | EST (UTC−5) | AEDT (UTC+11) | 16 h ahead |
| March 8, 2026 | April 4, 2026 | EDT (UTC−4) | AEDT (UTC+11) | 15 h ahead |
| April 5, 2026 | October 3, 2026 | EDT (UTC−4) | AEST (UTC+10) | 14 h ahead |
| October 4, 2026 | October 31, 2026 | EDT (UTC−4) | AEDT (UTC+11) | 15 h ahead |
| November 1, 2026 | March 13, 2027 | EST (UTC−5) | AEDT (UTC+11) | 16 h ahead |
| March 14, 2027 | April 3, 2027 | EDT (UTC−4) | AEDT (UTC+11) | 15 h ahead |
| April 4, 2027 | October 2, 2027 | EDT (UTC−4) | AEST (UTC+10) | 14 h ahead |
| October 3, 2027 | November 6, 2027 | EDT (UTC−4) | AEDT (UTC+11) | 15 h ahead |
| November 7, 2027 | December 31, 2027 | EST (UTC−5) | AEDT (UTC+11) | 16 h ahead |
Office hours that overlap
With a 9:00 AM to 5:00 PM workday in both cities, this is the shared window for each gap of the year:
- 16 hours apart (EST with AEDT), 127 days of 2026: No shared office time. When New York starts work at 9:00 AM, it is 1:00 AM the next day in Sydney; when Sydney starts at 9:00 AM, it is 5:00 PM the day before in New York.
- 15 hours apart (EDT with AEDT), 56 days of 2026: No shared office time. When New York starts work at 9:00 AM, it is 12:00 AM the next day in Sydney; when Sydney starts at 9:00 AM, it is 6:00 PM the day before in New York.
- 14 hours apart (EDT with AEST), 182 days of 2026: No shared office time. When New York starts work at 9:00 AM, it is 11:00 PM in Sydney; when Sydney starts at 9:00 AM, it is 7:00 PM the day before in New York.
Which time zones New York and Sydney use
New York is on Eastern Time (EST in winter, EDT in summer), which is used in New York, Washington, Miami and Atlanta. Sydney is on Australian Eastern Time (AEST in winter, AEDT in summer), used in New South Wales, Victoria, Tasmania and the ACT with daylight saving, and in Queensland without it.
Comparing more than two places? Add as many cities as you need in the time zone converter, or find a slot that works for everyone with the meeting planner. For timestamps from logs or APIs, the Unix timestamp converter turns them into readable dates.
Sources
The clock change rules above come from these pages. The dates, the gap table and the office hours are computed from them and checked against the time zone data at build time.
- NIST: Daylight Saving Time rules
- timeanddate.com: clock changes in New York
- NSW Government: Daylight saving
- timeanddate.com: Daylight Saving Time in Australia
More city pairs
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- New York to Sydney
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- New York to Singapore
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- New York to Toronto
- New York to Mexico City
- New York to São Paulo
- Los Angeles to Tokyo
- Chicago to London
- Tokyo to Sydney
- Sydney to Auckland
- Singapore to Sydney
- Dubai to Mumbai
- Madrid to Mexico City
Frequently asked questions
What is the time difference between New York and Sydney?
Sydney is 14 hours ahead of New York on 182 days of the next 12 months, and 15 hours ahead of on 50 days and 16 hours ahead of on 133 days. The gap moves because the two cities change their clocks on different dates, or only one of them does.
What time is it in Sydney when it is 9 AM in New York?
Most of the year, 9 AM in New York is 11:00 PM in Sydney. In the weeks when Sydney is 15 hours ahead of New York, it is 12:00 AM (next day). In the weeks when Sydney is 16 hours ahead of New York, it is 1:00 AM (next day).
What time is it in New York when it is noon in Sydney?
Noon in Sydney is 10:00 PM (day before) in New York for most of the year, and 9:00 PM (day before) or 8:00 PM (day before) in the weeks with the other gap.
When do New York and Sydney change their clocks?
New York changes its clocks on March 8 and November 1 in 2026 and on March 14 and November 7 in 2027. Sydney changes its clocks on April 5 and October 4 in 2026 and on April 4 and October 3 in 2027. Between those dates the gap is 16 hours or 15 hours instead of 14 hours.
What are good hours for a call between New York and Sydney?
It depends on the time of year. 16 hours apart (EST with AEDT): No shared office time. When New York starts work at 9:00 AM, it is 1:00 AM the next day in Sydney; when Sydney starts at 9:00 AM, it is 5:00 PM the day before in New York. 15 hours apart (EDT with AEDT): No shared office time. When New York starts work at 9:00 AM, it is 12:00 AM the next day in Sydney; when Sydney starts at 9:00 AM, it is 6:00 PM the day before in New York. 14 hours apart (EDT with AEST): No shared office time. When New York starts work at 9:00 AM, it is 11:00 PM in Sydney; when Sydney starts at 9:00 AM, it is 7:00 PM the day before in New York. The times assume a 9 AM to 5 PM workday in both cities; early starts or late evenings widen the window.