Nairobi (NBO) to Zanzibar (ZNZ): 374 miles (602 km) great-circle, about 1h 15m nonstop by our estimate. Cheapest fare observed: $367 round-trip on airline PW, with 1 stop, departing April 26, 2026.
$367 round-trip, airline PW PW720, departing 2026-04-26 at 21:55, returning 2026-05-03. The recorded itinerary left on a Sunday, returning on a Sunday 7 nights later; the fare was observed 1 day before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $367, it ranked 7th of the 30 round-trip fares we recorded from NBO (median $615). That is 98.1 cents per great-circle mile (round-trip price over one-way distance), above the NBO median of 26.4 cents across 30 round-trip routes.
Routes from NBO of similar length: Kampala (324 mi) at $320 and Kigali (471 mi) at $595.
NBO to ZNZ is the only one of 30 NBO routes where airline PW priced cheapest. It is the 23rd longest of the 30 routes we track from NBO.
Of 4 departure airports with a fare to Zanzibar, Nairobi (NBO) ranked 1st at $367. Lowest: $367 from Nairobi (NBO); highest: $824 from Addis Ababa (ADD); 0 nonstop. Cheapest-fare airlines (routes): Kenya Airways (3) and airline PW (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Africa/Nairobi, Africa/Dar_es_Salaam; flight time is our estimate.