EST to AEST Time Converter
Australian Eastern Standard Time (AEST) is currently 15 hours ahead of Eastern Standard Time (EST). EST is UTC-5 and AEST is UTC+10. The table below converts every hour of the day between the two, and the call planner shows where working hours line up.
Best Time for a Call
Both sides are inside 9:00 AM to 5:00 PM office hours between 9:00 AM and 5:00 PM in EST, which is 9:00 AM to 5:00 PM in AEST.
Comparing more than two places? The Overlap Zones tool shows working hours for several cities on one grid.
Hour by Hour: EST to AEST
Rows marked office hours fall between 9:00 AM and 5:00 PM in both places. For a specific date, use the interactive converter.
Does the Difference Change During the Year?
EST and AEST are fixed offsets, so the difference between them never changes.
EST is UTC-5, used across eastern North America in winter. The same region switches to EDT (UTC-4) from March to November.
AEST is UTC+10. Sydney and Melbourne switch to AEDT (UTC+11) from October to April, while Brisbane stays on AEST year round.
Frequently Asked Questions
How many hours ahead is AEST compared to EST?
AEST is currently 15 hours ahead of EST. EST and AEST are fixed offsets, so the difference between them never changes.
What time is 9:00 AM in EST in AEST?
9:00 AM in EST is 12:00 AM in AEST on the next day.
What is the best time for a call between EST and AEST?
Both sides are inside 9:00 AM to 5:00 PM office hours between 9:00 AM and 5:00 PM in EST, which is 9:00 AM to 5:00 PM in AEST.