BST to EDT Time Converter
Eastern Daylight Time (EDT) is currently 5 hours behind British Summer Time (BST). BST is UTC+1 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 2:00 PM and 5:00 PM in BST, which is 9:00 AM to 12:00 PM in EDT.
Comparing more than two places? The Overlap Zones tool shows working hours for several cities on one grid.
Hour by Hour: BST 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?
BST and EDT are fixed offsets, so the difference between them never changes.
BST is UTC+1, used in the UK from late March to late October. In winter the UK is on GMT. BST can also refer to Bangladesh Standard Time, which is UTC+6.
EDT is UTC-4, the summer counterpart of EST. Eastern North America uses it from March to November.
Frequently Asked Questions
How many hours behind is EDT compared to BST?
EDT is currently 5 hours behind BST. BST and EDT are fixed offsets, so the difference between them never changes.
What time is 9:00 AM in BST in EDT?
9:00 AM in BST is 4:00 AM in EDT.
What is the best time for a call between BST and EDT?
Both sides are inside 9:00 AM to 5:00 PM office hours between 2:00 PM and 5:00 PM in BST, which is 9:00 AM to 12:00 PM in EDT.