United States to United Kingdom — exact time difference
United States is 5 hours behind United Kingdom. Midday in United States lines up with 17:00 in United Kingdom.
United States observes America/New_York and United Kingdom observes Europe/London — a 5 hours gap between them.
Working hours overlap
There is a 3-hour window each day where both United States and United Kingdom are within standard business hours (09:00–17:00).
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Optimal meeting slots
United States and United Kingdom share 3 hours of business hours overlap daily.
09:00 New York / 14:00 London✓ Both working
10:00 New York / 15:00 London✓ Both working
11:00 New York / 16:00 London✓ Both working
Assumes a standard 9 AM–5 PM workday in each location's local timezone.
Upcoming public holidays
⚡ Watch out — upcoming holidays on both sides. Verify availability in advance.
United States3 holidays
Nov 11Veterans Day
Nov 26Thanksgiving Day
Dec 25Christmas Day
United Kingdom3 holidays
Nov 30Saint Andrew's Day
Dec 25Christmas Day
Dec 28St. Stephen's Day
How to work with United States and United Kingdom time zones
Coordinating between United States (USA) and United Kingdom (United Kingdom) means working around a 5-hour time difference. The 3-hour overlap window gives both teams a natural slot for real-time collaboration without anyone working outside normal hours.
💡 How to schedule across these time zones
✅Schedule at 09:00–10:00 (United States) for a 14:00–15:00 slot in United Kingdom — the sweet spot where both teams are working.
✅Schedule at 10:00–11:00 (United States) for a 15:00–16:00 slot in United Kingdom — the sweet spot where both teams are working.
✅Schedule at 11:00–12:00 (United States) for a 16:00–17:00 slot in United Kingdom — the sweet spot where both teams are working.
Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.
Install ClockinSync Free →Drag the slider at the top to convert any United States time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.
