Atlanta to London Time Difference
London is 5 hours ahead of Atlanta. When it is noon in Atlanta, it is 17:00 in London.
New York (UTC-4) → London (UTC+1)
🕐 Interactive Time Explorer
When it's 20:00 in Atlanta, it's 01:00 in London
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Atlanta & London✓ Perfect Match (3 hours)
◐ Extended Hours (7 hours)
✈️ Travel Information
Distance
6,770 km
Est. Flight Time
~9h
Time Difference
+5h
Work Hours Overlap
3h
Limited
🔴 Office Closed
Tomorrow 09:00
09:00 - 12:00
⏰ Quick Conversion
06:00
Atlanta
11:00
London
09:00
Atlanta
14:00
London
12:00
Atlanta
17:00
London
15:00
Atlanta
20:00
London
18:00
Atlanta
23:00
London
21:00
Atlanta
02:00
London (+1)
00:00
Atlanta
05:00
London
03:00
Atlanta
08:00
London
Frequently Asked Questions
How many hours is Atlanta behind London?
London is 5 hours ahead of Atlanta. When it is 12:00 noon in Atlanta, it is 17:00 in London. Atlanta operates on America/New York (UTC-4), while London uses Europe/London (UTC+1).
What is the best time to call London from Atlanta?
There are 3 hours of overlapping business time (9 AM–5 PM) between Atlanta and London. The best window is 09:00–12:00 Atlanta time (14:00–17:00 in London).
Does the Atlanta to London time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between Atlanta and London
The distance between Atlanta and London is approximately 6,770 km. A direct flight typically takes around 9 hours. Your arrival clock will show local London time — use our Flight Time Calculator to predict exact arrival times.