Convert Australian Eastern Daylight Time to US Eastern Time, with daylight saving in both hemispheres handled automatically.
Home row (top) sets the day. DST handled automatically via Intl.
Working hours (9–17)DaytimeNightNowSelected
AEDT to EST — Sydney to New York time
Australian Eastern Daylight Time (AEDT) is UTC+11; Sydney drops to AEST (UTC+10) in the southern-hemisphere winter. Because Australian and US daylight saving run in opposite seasons, Sydney is 14 to 16 hours ahead of New York depending on the date.
Period
Difference
Southern summer / US winter
Sydney is 16 hours ahead
Shoulder periods
Sydney is 15 hours ahead
Southern winter / US summer
Sydney is 14 hours ahead
Sydney and New York meet at the day boundary: early morning in Sydney (7–9 AM) is afternoon the previous day in New York (about 3–5 PM ET).
Frequently asked questions
What is the time difference between AEDT and EST?
Sydney is 16 hours ahead of New York during the southern-hemisphere summer (AEDT vs EST), narrowing to about 14 hours during the southern winter (AEST vs EDT). The range shifts because Australia and the US observe daylight saving in opposite seasons.
What time is 9 AM in Sydney in New York?
During the southern summer, 9:00 AM in Sydney (AEDT) is 5:00 PM the previous day in New York. Use the grid above for the exact current offset.
Why does the Sydney–New York gap change so much?
Both cities observe daylight saving, but in opposite seasons. When it is summer in Australia it is winter in the US, and vice versa, so the difference moves between roughly 14 and 16 hours through the year.