Sao Paulo is 2 hours ahead of Boston (EST) or 1 hour ahead (EDT). When it's 12:00 PM in Boston, it's 2:00 PM in Sao Paulo. Brazil no longer observes DST.
Boston uses ET (Eastern Time) while Sao Paulo uses BRT (Brasilia Time).
Optimal window: 9:00 AM - 5:00 PM Boston time aligns well with Sao Paulo business hours. The small time difference makes communication convenient.
Boston has growing business partnerships with Sao Paulo in finance, technology, and education.