Nairobi is 1 hour ahead of Johannesburg. Johannesburg uses South Africa Standard Time (SAST, UTC+2) while Nairobi uses East Africa Time (EAT, UTC+3). When it's 12:00 PM in Johannesburg, it's 1:00 PM in Nairobi.
Neither city observes daylight saving time, so the 1-hour difference remains constant year-round.
Best calling time: 8:00 AM - 4:00 PM Johannesburg time. This corresponds to 9:00 AM - 5:00 PM in Nairobi, covering Kenyan business hours.
Johannesburg and Nairobi are major African business hubs, connected by direct flights taking about 4 hours. Both cities serve as regional financial centers with growing tech startup scenes.