Nairobi is 8 hours ahead of Boston (EST) or 7 hours ahead (EDT). When it's 9:00 AM in Boston, it's 5:00 PM in Nairobi. Kenya does not observe DST.
Boston uses ET (Eastern Time) while Nairobi uses EAT (East Africa Time).
Optimal window: 6:00 AM - 10:00 AM Boston time (2:00 PM - 6:00 PM Nairobi). Early morning calls from Boston reach afternoon business hours in Nairobi.
Nairobi's growing tech ecosystem has attracted interest from Boston's venture capital and startup communities.