Add Participant
Participants
Best Meeting Times Between Sydney and New York
Sydney and New York share an unusual complication: both cities observe daylight saving time, but Australia's summer runs October through April — the opposite of New York's March through November. This means the gap between them does not stay fixed at one value all year. It cycles between 14, 15, and 16 hours depending on which combination of DST is currently active in each city.
How the gap shifts through the year
During the Australian winter (roughly April to October), Sydney is on AEST (UTC+10) and New York is on EDT (UTC−4) — a 14-hour difference, the narrowest of the year. When New York returns to EST in early November while Sydney is already on AEDT (UTC+11), the gap expands to 16 hours — the widest point. In the transition months of March–April and October–November, the gap sits at 15 hours. This tool always uses the current live offset, so the correct gap is calculated automatically regardless of season.
Why standard business hours produce no overlap
Even at the narrowest 14-hour gap, the two working days do not touch. When Sydney opens at 9 AM AEST, New York is at 7 PM EDT — two hours past a standard 5 PM close. When New York opens at 9 AM EDT, Sydney is at 11 PM AEST — late into the evening. There is no combination of standard 9-to-5 schedules that produces shared working hours. Any joint call requires at least one side to flex.
The most practical slots
The most common arrangement during Australian winter: 8 AM New York EDT / 10 PM Sydney AEST. New York comes in one hour early; Sydney takes a late-evening call. This is the standard weekly-call structure for many Australian financial and professional services firms with New York offices. During Australian summer (AEDT, UTC+11), the same 8 AM New York time shifts to 11 PM or midnight Sydney — most teams move the call to 7 AM New York to compensate.
What is the time difference between Sydney and New York?
The gap ranges from 14 to 16 hours depending on the time of year. Both cities observe daylight saving time on opposite annual cycles, creating four different offset combinations. The narrowest gap (14 hours) occurs from April to early November when Sydney is on AEST and New York is on EDT. The widest (16 hours) occurs when Sydney is on AEDT and New York is on EST.
What is the best time for a Sydney to New York meeting?
8 AM New York EDT / 10 PM Sydney AEST is the most practical slot during the Australian winter (April–October). It asks New York to start early and Sydney to take a late call — a shared compromise. During Australian summer (AEDT), moving to 7 AM New York EST keeps Sydney at a more manageable 11 PM.
Why does the Sydney to New York gap shift so much?
Both cities observe daylight saving time, but Australia's DST runs from October to April (Southern Hemisphere spring and summer) while New York's runs from March to November. Because the two DST periods only partially overlap, the gap changes at four points during the year rather than two — whenever either city changes its clocks.
How do Australian companies handle regular calls with New York?
Most teams use async communication for daily updates and limit live calls to weekly or fortnightly sessions. A proven pattern: Sydney posts end-of-day notes before 5 PM AEST, New York reviews them in their morning, and both teams meet live once a week at 8 AM New York / 10 PM Sydney. Many companies rotate which side absorbs the inconvenient slot each quarter to distribute the burden fairly.
Related tools
Singapore ↔ San Francisco · New York ↔ Singapore · New York ↔ Beijing · Asia-Pacific ↔ Americas