Convert Eastern Daylight Time to British Summer Time (EDT to BST)

Understanding EDT and BST Time Zones

Eastern Daylight Time (EDT)

Eastern Daylight Time is observed in undefined and uses the offset UTC-4. Major cities in this time zone include New York, Washington DC, Miami, Atlanta, Boston. This time zone serves a significant global region with important economic and cultural hubs.

British Summer Time (BST)

British Summer Time operates at UTC+1, covering undefined. Key cities include London, Edinburgh, Manchester. The 5-hour forward offset from EDT means that when professionals in New York start their workday at 9:00 AM, it is already 2:00 PM in London.

EDT is also commonly referred to as Eastern Daylight, Eastern Time, ET, East Coast time, New York time. BST is also known as UK summer time, London summer time, England time. So if you are searching for Eastern Daylight to UK summer time, this is the same conversion as EDT to BST.

Complete EDT to BST Conversion Table

The table below shows every two-hour increment converted from Eastern Daylight Time to British Summer Time. Business hours (9 AM – 5 PM) are highlighted for easy scheduling reference.

Times shown in 12-hour and 24-hour format. Last updated 2026-03-09.

Scheduling Between EDT and BST

When coordinating deliverables across EDT and BST, set deadlines in the earlier time zone to avoid end-of-day confusion. A "5 PM deadline" should specify which zone to prevent missed deliveries due to the 5-hour offset.

The moderate 5-hour gap between EDT and BST means that there is a partial overlap of business hours. Teams can typically find a 3–4 hour window that works for both sides without requiring anyone to work outside normal hours.

Travel Between New York and London

Flight times between New York and London often appear misleading because of the time zone shift. A departure at 10:00 AM EDT arriving at 7:00 PM BST may look long, but remember to factor in the 5-hour offset.

Medical experts recommend allowing approximately one day of adjustment per hour of time difference. For the 5-hour shift between EDT and BST, plan for about 5 days to fully acclimate.

Daylight Saving Time Considerations

Countries near the equator — including Singapore, most of Africa, and parts of South America — do not observe DST, making their offsets constant year-round. This simplifies scheduling compared to US or European zones.

For the EDT to BST conversion specifically: EDT (UTC-4) and BST (UTC+1) both observe DST. When both zones transition on different dates, the offset temporarily shifts by one hour for a few weeks. Always verify during March–April and October–November.

Related Time Zone Conversions

References & Resources

• TimeAndDate.com — World Time Zones
• NIST — Official US Time Standard
• IANA Time Zone Database
• Wikipedia — Time Zone Abbreviations
• WorldTimeServer — Current Times Worldwide
• Royal Observatory Greenwich

Frequently Asked Questions