Time Difference: London vs New York City
London
8:59:00 AM GMT
Sunday, October 25, 2026
4h
4h
New York City
4:59:00 AM EDT
Sunday, October 25, 2026
New York City is 4 hours behind London.
Quick Reference
- London
- GMT (GMT+0)
BST starts on Mar 28, 2027
- New York City
- EDT (GMT-4)
EST starts on Nov 1, 2026
Frequently Asked Questions
- What is the time difference between London and New York City?
- New York City is 4 hours behind London.
- When is the best time to call from London to New York City?
- The best time to call is during overlapping business hours (9 AM – 5 PM) in both cities. Use the interactive converter on this page to visually compare hours side by side.
- Does the time difference change with daylight saving time?
- The time difference may change when either city enters or exits daylight saving time. London uses GMT and New York City uses EDT.