United Kingdom to United States time

Time difference between United Kingdom and United States

United States is 5 hours behind United Kingdom. United Kingdom is on Greenwich Mean Time (GMT (UTC+00:00)) and United States is on Eastern Standard Time (EST (UTC−05:00)).

The gap stays the same all year, because the two time zones never change relative to each other.

Convert United Kingdom time to United States time

These examples use the current offsets, UTC+00:00 for United Kingdom and UTC−05:00 for United States. Use the converter above for any other time or date.

United States is behind, so from midnight to 5:00 AM in United Kingdom it is still the previous calendar day in United States.

Best time to call or meet: United Kingdom and United States working hours

Taking 9:00 AM to 5:00 PM, Monday to Friday, as business hours, both cities are at work from 2:00 PM to 5:00 PM in United Kingdom (9:00 AM to 12:00 PM in United States). That is 3 hours of shared working time each weekday.

Weekends, public holidays and local working weeks differ by country, so check those before booking.

Daylight saving time in United Kingdom and United States

United Kingdom observes daylight saving time. Its next change is on Mar 28, 2027 at 1:00 AM, when clocks go forward 1 hour (UTC+00:00 to UTC+01:00).

United States observes daylight saving time. Its next change is on Mar 14, 2027 at 2:00 AM, when clocks go forward 1 hour (UTC−05:00 to UTC−04:00).

United Kingdom and United States change their clocks on different dates, so the time difference between them shifts for a few weeks around those changes. Check the converter for the exact date you need.