ET SydneyTime Converter

ET (EDT, UTC−4) is currently 14 hours behind Sydney (AEST, UTC+10). Compare live clocks, convert any hour, and find times to meet.

Live DST-aware Shareable URLs
 
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Quick answer

When it's in ET, it's the same day in Sydney.

ET (EST/EDT) runs 14 hours behind Sydney (AEST/AEDT). A 9-to-5 workday on one side lands in the other side's evening or night, so the two cities share almost no normal working hours — edge-of-day calls are the trick.

Time difference
+14h 00m
ET
UTC−4
Sydney
UTC+10
Best call window
Outside 9–6
Hour by hour

ET to Sydney conversion table

The next 12 hours in ET and the matching local time in Sydney. The current hour is highlighted; drag the converter's slider and the table follows.

Hourly conversion from ET to Sydney
ET · EDT Sydney · AEST Sydney status
NOW
Mon, Jun 22
Mon, Jun 22
Night
Mon, Jun 22
Tue, Jun 23
Night
Mon, Jun 22
Tue, Jun 23
Night
Mon, Jun 22
Tue, Jun 23
Night
Mon, Jun 22
Tue, Jun 23
Night
Mon, Jun 22
Tue, Jun 23
Night
Mon, Jun 22
Tue, Jun 23
Night
Mon, Jun 22
Tue, Jun 23
Day
Mon, Jun 22
Tue, Jun 23
Day
Mon, Jun 22
Tue, Jun 23
Day
Mon, Jun 22
Tue, Jun 23
DayWork hours
Mon, Jun 22
Tue, Jun 23
DayWork hours
Meeting planner

Best time to meet between ET & Sydney

Working hours are 9am–6pm in each city. The bright band is where they overlap — when both sides are at their desks.

ET EDT
Sydney AEST
Both in business hours Business hours (9–18) Morning / evening Night Now
Business hours (9:00 AM – 6:00 PM) in ET and Sydney do not overlap. When it is 9:00 AM in ET, it is already 11:00 PM in Sydney — schedule around early mornings or late evenings instead.
Good to know

Daylight saving shifts this gap by up to 2 hours

The difference between ET and Sydney swings between 14, 15 and 16 hours across the year as each side starts or ends daylight saving. ET is EDT right now (UTC−4). Clocks in Sydney move forward 1 hour to AEDT (UTC+11) on Sunday, October 4, 2026. This page always shows the live, DST-aware difference.

Built for humans and machines

One source of truth — for you and your AI

This page exposes the same answer as structured data, so when you ask an assistant "what's 9am ET time in Sydney?", it can cite the exact, DST-aware result — not a stale blog post.

  • Schema.org JSON-LD on every converter page
  • A machine-readable facts island with IANA zones and every possible offset
  • Live times in <time datetime> elements with explicit UTC offsets
JSON #timezone-pair-data · embedded in this page
{
  "pair": "ET → Sydney",
  "url": "https://worldclock.pro/en/convert/et-to-sydney",
  "from": {
    "name": "ET",
    "type": "timezone",
    "abbreviation": "EST",
    "daylightAbbreviation": "EDT",
    "iana": "America/New_York",
    "standardUtcOffset": "-05:00",
    "daylightUtcOffset": "-04:00",
    "referenceCity": "New York"
  },
  "to": {
    "name": "Sydney",
    "type": "city",
    "abbreviation": "AEST",
    "daylightAbbreviation": "AEDT",
    "iana": "Australia/Sydney",
    "standardUtcOffset": "+10:00",
    "daylightUtcOffset": "+11:00",
    "referenceCity": "Sydney"
  },
  "currentDifferenceMinutes": 840,
  "possibleDifferencesMinutes": [
    840,
    900,
    960
  ],
  "note": "Between the regions that use these zones the difference is 14, 15 and 16 hours across the year, depending on daylight saving on each side. The clocks on this page show the named zones themselves, which are fixed."
}

Frequently asked questions

What is the time difference between ET and Sydney?

ET is currently 14 hours behind Sydney. ET is on EDT (UTC−4) and Sydney is on AEST (UTC+10). The difference can change when either side starts or ends daylight saving time.

Is Sydney ahead of or behind ET?

Sydney is currently 14 hours ahead of ET.

When it is 9:00 AM in ET, what time is it in Sydney?

When it is 9:00 AM on a Monday in ET, it is 11:00 PM in Sydney.

Do ET and Sydney observe daylight saving time?

ET is EDT right now (UTC−4). Clocks in Sydney move forward 1 hour to AEDT (UTC+11) on Sunday, October 4, 2026.

How do I convert ET time to Sydney time?

Add 14 hours to any time in ET to get the time in Sydney. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.

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