EST to EDT Time Converter
Eastern Daylight Time (EDT) is currently 1 hour ahead of Eastern Standard Time (EST). EST is UTC-5 and EDT is UTC-4. 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 4:00 PM in EST, which is 10:00 AM to 5:00 PM in EDT.
Comparing more than two places? The Overlap Zones tool shows working hours for several cities on one grid.
Hour by Hour: EST to EDT
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 EDT 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.
EDT is UTC-4, the summer counterpart of EST. Eastern North America uses it from March to November.
Frequently Asked Questions
How many hours ahead is EDT compared to EST?
EDT is currently 1 hour ahead of EST. EST and EDT are fixed offsets, so the difference between them never changes.
What time is 9:00 AM in EST in EDT?
9:00 AM in EST is 10:00 AM in EDT.
What is the best time for a call between EST and EDT?
Both sides are inside 9:00 AM to 5:00 PM office hours between 9:00 AM and 4:00 PM in EST, which is 10:00 AM to 5:00 PM in EDT.