From
GMT
London
Time Zone Converter
GMT to EST Time Zone Converter
Convert GMT to EST with a live clock, current time difference, UTC offsets, and work-hour overlap. EST is 5 hours behind GMT.
To
Eastern Time
New York
When it is 7:30 AM in GMT, it is 2:30 AM in Eastern Time.
GMT to EST at a glance
Eastern Time is 5 hours behind GMT. If someone gives you a time in GMT, move the clock by 5 hours to read it in Eastern Time. A 9:00 AM start in London becomes 4:00 AM in New York.
What GMT covers
GMT is commonly used as the United Kingdom time reference. In summer, the UK moves to British Summer Time. It is a familiar baseline for Europe, Africa, and global remote teams.
What Eastern Time covers
Eastern Time is the main clock for New York, Washington, Toronto, and many large business hubs on the east side of North America. It is widely used for finance, media, and US-facing business operations.
Quick answers
What is the time difference between GMT and EST?
Eastern Time is 5 hours behind GMT.
What happens to a 3:00 PM meeting in GMT?
It lands at 10:00 AM in EST.
Does daylight saving time matter for GMT to EST?
GMT and Eastern Time are shown using the offsets that are active right now, so the result already reflects any daylight saving change in effect today.