Best overlap: 8:00 AM to 1:00 PM in Boston is 1:00 PM to 6:00 PM in Edinburgh.
Keep meetings inside 8:00 AM to 1:00 PM in Boston — that maps to 1:00 PM to 6:00 PM in Edinburgh. Around 5 hours of overlap is enough to work comfortably, as long as meetings don't drift to the end of one team's day.
| Local time | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Boston America/New York | ||||||||||||||||||||||||
Edinburgh Europe/London |
Long-distance relationships, parents working overseas, grandkids in Auckland and grandparents in London. The work guides do not really apply. Here is a practical playbook for keeping family relationships strong across time zones. -
London to New York is five hours apart, except for the five weeks a year when it isn't. Exact overlap windows for every US zone, the 2026 DST mismatch dates, and where to put the recurring sync. -