EST to BST
+6hEST
ESTSOURCEBST
BSTGreen rows indicate typical business hours (9 AM - 5 PM)
EST and BST on the World Map
The map below highlights the EST (Eastern Standard Time) and BST (British Summer Time) timezone regions across the globe.
EST – Eastern Standard Time
UTC-05:00Eastern Standard Time (EST) is the time zone for the eastern United States and Canada, 5 hours behind UTC.
- •EST is the most widely used time zone in the United States by population.
- •The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
- •23 US states are fully or partially in the Eastern Time Zone.
- •EST was established by the Standard Time Act of 1918.
- •Over 47% of the US population lives in the Eastern Time Zone.
BST – British Summer Time
UTC+01:00British Summer Time (BST, UTC+01:00) is the daylight saving period in the United Kingdom, running from late March to late October.
- •BST runs from the last Sunday in March to the last Sunday in October.
- •BST is exactly one hour ahead of GMT, the UK's standard time.
- •During BST, London is 4 hours ahead of New York while the US is on Eastern Daylight Time.
- •The Isle of Man and the Channel Islands also observe BST.
Comparing Time Zones: EST and BST
EST runs on Eastern Standard Time (EST) at UTC-05:00. BST runs on British Summer Time (BST) at UTC+01:00. That puts EST 6 hours ahead of BST — a difference of +6h at the current offsets.
In practice, when it is 9:00 AM in EST it is 3:00 PM in BST. Midnight in EST is 6:00 AM in BST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
EST to BST time conversion table
| EST (EST) | BST (BST) | Day |
|---|---|---|
| 12:00 AM | 6:00 AM | same day |
| 6:00 AM | 12:00 PM | same day |
| 7:00 AM | 1:00 PM | same day |
| 8:00 AM | 2:00 PM | same day |
| 9:00 AM | 3:00 PM | same day |
| 12:00 PM | 6:00 PM | same day |
| 3:00 PM | 9:00 PM | same day |
| 5:00 PM | 11:00 PM | same day |
| 6:00 PM | 12:00 AM | next day |
| 9:00 PM | 3:00 AM | next day |
Why people convert EST to BST time
- Scheduling a call from EST to BST: a 10:00 AM start in EST lands at 4:00 PM in BST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both EST and BST are inside the 9-to-5 working day between 9:00 AM and 11:00 AM EST time (3:00 PM–5:00 PM BST). That is roughly 2 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in EST is 2:00 AM in BST makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM EST" is unambiguous; "3 PM" across a +6h gap is not.
- Block 9:00 AM–11:00 AM EST as the recurring meeting window if you work primarily from EST and need BST colleagues present.
About EST (Eastern Standard Time)
Eastern Standard Time (EST) is observed during the winter months in the eastern part of North America. It covers 23 US states and parts of Canada including Ontario and Quebec. EST is the most populous time zone in the United States, home to major financial centers like New York City and global organizations headquartered in Washington D.C. During daylight saving time (March–November), clocks shift to Eastern Daylight Time (EDT, UTC-04:00). The time zone also covers parts of the Caribbean and Central America including Panama, Jamaica, and the Cayman Islands.
About BST (British Summer Time)
British Summer Time (BST) is the daylight saving period in the United Kingdom, when clocks move one hour forward from Greenwich Mean Time (GMT, UTC+00:00) to UTC+01:00. It runs from the last Sunday in March to the last Sunday in October. England, Scotland, Wales and Northern Ireland all follow it, along with the Isle of Man and the Channel Islands of Jersey and Guernsey. During BST, London is one hour ahead of UTC, four hours ahead of New York on Eastern Daylight Time, and five hours ahead of New York once the United States returns to Eastern Standard Time in November. BST is also used to abbreviate Bangladesh Standard Time (UTC+06:00), which is listed separately on this site.
Best time to call between EST and BST
Both EST and BST sit inside the 9 AM – 5 PM working day between 9:00 AM–11:00 AM EST, which is 3:00 PM–5:00 PM BST. That gives roughly 2 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
EST and BST overlap for about 2 hours during the working day — enough for meetings if you avoid the edges of the window.
EST is 6 hours ahead of BST (EST UTC-05:00 → BST UTC+01:00). The shared working window is 9:00 AM–11:00 AM EST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
EST
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
BST
☀ Currently in DST
Standard: UTC+00:00 · DST: UTC+01:00
Clocks fall back on Sun, Oct 25, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between EST and BST?
EST (EST, UTC-05:00) is 6 hours ahead of BST (BST, UTC+01:00). The gap is currently +6h.
How do I convert EST time to BST time?
Add +6h to EST local time. For example, 9:00 AM in EST is 3:00 PM in BST.
What time is it in BST right now?
BST uses BST at UTC+01:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +6h offset from EST.
What is the best time to call BST from EST?
Call between 9:00 AM and 11:00 AM EST — that maps to 3:00 PM–5:00 PM BST and keeps both parties inside the working day.
Which is ahead, EST or BST?
EST is 6 hours ahead of BST. When it is 12:00 PM in EST it is 6:00 PM in BST.
Does daylight saving time affect the EST–BST difference?
Neither zone observes daylight saving time, so the +6h offset between EST and BST is fixed all year.
Which other cities share EST's time zone?
EST also covers New York City, Washington D.C., Miami, Toronto, Philadelphia, Atlanta, Boston, Montreal and 8 more.
Which countries use EST, EST's zone?
EST is used in United States (Eastern), Canada (Ontario, Quebec), Mexico (Quintana Roo), Panama, Jamaica, Cayman Islands, Haiti, Bahamas and 4 more.
Is there a day difference between EST and BST?
Not normally. The +6h gap only pushes the date over for late-evening times.
What is the time difference between EST and BST?
BST is +6h from EST.
What timezone is EST in?
EST operates on its local timezone.
What timezone is BST in?
BST operates on its local timezone.
Which countries use EST (Eastern Standard Time)?
EST is used in United States (Eastern), Canada (Ontario, Quebec), Mexico (Quintana Roo), Panama, Jamaica, Cayman Islands, and 6 more countries.
Does EST observe daylight saving time?
Yes, EST switches to EDT during summer months.
What are some interesting facts about EST?
EST is the most widely used time zone in the United States by population. The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
Which cities are in the BST timezone?
Major cities in the BST timezone include London, Birmingham, Manchester, Glasgow, Edinburgh, Cardiff, Belfast, Liverpool.
What is the UTC offset for BST?
British Summer Time (BST) is at UTC+01:00. During daylight saving time, it shifts to BST.
What should I know about the BST timezone?
BST runs from the last Sunday in March to the last Sunday in October. BST is exactly one hour ahead of GMT, the UK's standard time.
When is it midnight in EST, what time is it in BST?
When it is 12:00 AM (midnight) in EST (EST), it is +6h later in BST (BST).
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See every conversion from EST →·See every conversion from BST →