Best overlap: 11:00 AM to 6:00 PM in Dublin is 8:00 AM to 3:00 PM in Brasília.
Keep meetings inside 11:00 AM to 6:00 PM in Dublin — that maps to 8:00 AM to 3:00 PM in Brasília. Despite the 3-hour difference, a 7-hour overlap keeps things simple and gives both teams breathing room. These times hold for most of the year, but Dublin's daylight saving (which Brasília doesn't use) shifts them by an hour twice annually.
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. -
24/7 support sounds great until a P1 ticket falls into the gap between Manila signing off and Dublin signing on. Here is how to design a follow-the-sun support model that actually catches tickets at the boundary. -