How many hours ahead is Sydney compared to New York?

Sydney is typically 14 to 16 hours ahead of New York. The gap is 15 hours for most of the year, shifting to 14 or 16 hours during the short windows when only one city has changed its clocks.

Why does the offset change throughout the year?

The United States observes daylight saving time from the second Sunday in March to the first Sunday in November. Australia (New South Wales) observes it from the first Sunday in October to the first Sunday in April. Because these windows are on opposite hemispheres, they only partially overlap, causing the raw gap to shift between 14 and 16 hours.

What time zones does each city use?

New York uses Eastern Standard Time (EST, UTC−5) in winter and Eastern Daylight Time (EDT, UTC−4) in summer. Sydney uses Australian Eastern Standard Time (AEST, UTC+10) in winter and Australian Eastern Daylight Time (AEDT, UTC+11) in summer.

Is Sydney always ahead of New York?

Yes. Because Sydney is east of the International Date Line relative to New York, it is always ahead — typically by a full calendar day on weekday mornings in Sydney.

What is a good overlap for a call between the two cities?

With a 14–16 hour gap, overlap is tight. A 9 AM Sydney meeting is roughly 6–8 PM the previous evening in New York. Early morning Sydney (8–9 AM) is the most practical window for live conversation.

Time Difference: New York to Sydney

Name: Time Difference: New York to Sydney
Availability: InStock
Author: Nham Vu

See the live time in New York and Sydney side-by-side, plus a converter for any hour of the day.

New York

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EST / UTC−5

Sydney

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AEST / UTC+10

Sydney is 15 hours ahead of New York right now.

Hour Converter

New York time

Sydney equivalent:

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Sydney time

New York equivalent:

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Offsets are calculated using today's actual DST settings.

Summary

See the live time in New York and Sydney side-by-side, plus a converter for any hour of the day.

How it works

The tool reads the current UTC time from your browser clock.
It converts UTC to New York time using the current Eastern Time offset (auto-detects EST vs EDT).
It converts UTC to Sydney time using the current Australian Eastern Time offset (auto-detects AEST vs AEDT).
The offset badge shows how many hours Sydney leads New York right now.
The converter lets you type any hour in one city and see the matching time in the other.

Use cases

Schedule a call between a New York and a Sydney colleague.
Find out what time a Sydney live-stream starts in New York.
Check whether business hours overlap between the two offices.
Plan travel arrivals and departures across the two time zones.
Verify the offset during daylight saving transitions.
Convert a New York deadline to Sydney local time.

Frequently Asked Questions

Last updated: 2026-06-09 · Reviewed by Nham Vu