How to use the EST to GMT Converter
- Enter a EST time. Set the date and time in Eastern Time.
- Read the GMT time. The UK time (GMT/BST) equivalent appears instantly, with DST notes.
- Compare more cities. Add cities to the hour grid or click an hour to convert it.
Eastern Time vs UK time (GMT/BST) time difference in 2026
| Dates (2026) | UK time vs ET |
|---|---|
| Jan 1 – Mar 7 | +5 hours |
| Mar 8 – Mar 28 | +4 hours |
| Mar 29 – Oct 24 | +5 hours |
| Oct 25 – Oct 31 | +4 hours |
| Nov 1 – Dec 31 | +5 hours |
The difference changes 4 times in 2026 because the two zones switch daylight saving time on different dates.
EST to GMT conversion table (October 12, 2026)
| ET (EDT) | UK time (BST) |
|---|---|
| 12:00 AM | 5:00 AM |
| 1:00 AM | 6:00 AM |
| 2:00 AM | 7:00 AM |
| 3:00 AM | 8:00 AM |
| 4:00 AM | 9:00 AM |
| 5:00 AM | 10:00 AM |
| 6:00 AM | 11:00 AM |
| 7:00 AM | 12:00 PM |
| 8:00 AM | 1:00 PM |
| 9:00 AM | 2:00 PM |
| 10:00 AM | 3:00 PM |
| 11:00 AM | 4:00 PM |
| 12:00 PM | 5:00 PM |
| 1:00 PM | 6:00 PM |
| 2:00 PM | 7:00 PM |
| 3:00 PM | 8:00 PM |
| 4:00 PM | 9:00 PM |
| 5:00 PM | 10:00 PM |
| 6:00 PM | 11:00 PM |
| 7:00 PM | 12:00 AM (+1 day) |
| 8:00 PM | 1:00 AM (+1 day) |
| 9:00 PM | 2:00 AM (+1 day) |
| 10:00 PM | 3:00 AM (+1 day) |
| 11:00 PM | 4:00 AM (+1 day) |
Highlighted rows fall within 9 AM–5 PM in both zones. Times for other dates may differ around DST changes; use the converter above.
What your results mean
In this page’s name, EST stands for Eastern Time (America/New_York) and GMT for UK time (GMT/BST) (Europe/London); the labels are used year-round as search terms. The converter uses each zone’s rules for the date you pick, so it shows EDT or BST automatically when daylight saving time applies.
Tips
- Eastern Time is used in New York, Florida, Georgia, the Eastern Seaboard, Ontario and Quebec.
- UK time (GMT/BST) is used in the United Kingdom; Ireland uses the same clock times.
- Also see EST to PST, EST to CST, EST to IST, GMT to EST.
Frequently asked questions
What is the time difference between EST and GMT?
As of October 12, 2026, UK time (GMT/BST) is 5 hours ahead of ET (EDT) (EDT UTC−4 vs BST UTC+1). The difference stays the same all year.
What is 9 AM EST in GMT?
On October 12, 2026, 9:00 AM ET (EDT) is 2:00 PM UK time (BST). The result can shift by an hour on dates when only one side is on daylight saving time; the converter above uses the rules for the date you pick.
Does EST observe daylight saving time?
Yes. Eastern Time switches between EST (UTC−5) and EDT (UTC−4); in 2026 clocks change on March 8 at 2:00 AM and November 1 at 2:00 AM local time.
Does GMT observe daylight saving time?
Yes. UK time (GMT/BST) switches between GMT (UTC+0) and BST (UTC+1); in 2026 clocks change on March 29 at 1:00 AM and October 25 at 2:00 AM local time.
When do EST and GMT business hours overlap?
On October 12, 2026, 9-to-5 hours overlap from 9:00 AM to 12:00 PM ET (EDT) (3 hours).
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