AirHint found the following cheapest return flights from Johannesburg (JNB) to Zanzibar (ZNZ) in September 2025 (see full year).

Return flights

18 Sep - 26 Sep	FlySafair	direct
05 Sep - 21 Sep	Ethiopian Airlines
26 Sep - 05 Oct	Ethiopian Airlines
20 Sep - 27 Sep	Kenya Airways
29 Sep - 02 Oct	Kenya Airways
11 Sep - 16 Sep	FlySafair	direct
04 Sep - 20 Sep	Kenya Airways
04 Sep - 25 Sep	Kenya Airways
06 Sep - 27 Sep	Kenya Airways
13 Sep - 17 Sep	Kenya Airways
30 Sep - 06 Oct	Kenya Airways
30 Sep - 11 Oct	Kenya Airways
16 Sep - 23 Sep	Kenya Airways
04 Sep - 11 Sep	Kenya Airways
27 Sep - 04 Oct	Kenya Airways
30 Sep - 08 Oct	Kenya Airways
27 Sep - 02 Oct	Kenya Airways
26 Sep - 01 Oct	Kenya Airways
26 Sep - 04 Oct	Kenya Airways
25 Sep - 04 Oct	Kenya Airways

Also check the deals for one-way flights from Johannesburg to Zanzibar in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Johannesburg to Zanzibar in September from 298€

Return flights