AirHint found the following cheapest return flights from London (STN) to Zanzibar (ZNZ) in August 2025 (see full year).

Return flights

28 Aug - 07 Sep	Ryanair
15 Aug - 08 Sep	Ryanair
25 Aug - 02 Sep	Ryanair
26 Aug - 05 Sep	Ryanair
30 Aug - 10 Sep	Ryanair
27 Aug - 10 Sep	Ryanair
09 Aug - 10 Sep	Ryanair
31 Aug - 07 Sep	Ryanair
15 Aug - 07 Sep	Ryanair
25 Aug - 08 Sep	Ryanair
14 Aug - 18 Aug	Ryanair
16 Aug - 31 Aug	Ryanair
01 Aug - 07 Aug	Ryanair
07 Aug - 14 Aug	Ryanair
15 Aug - 21 Aug	Ryanair
19 Aug - 29 Aug	Ryanair
15 Aug - 28 Aug	Ryanair
02 Aug - 09 Aug	Ryanair
18 Aug - 31 Aug	Ryanair
18 Aug - 30 Aug	Ryanair

Also check the deals for one-way flights from London to Zanzibar in August.

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 London to Zanzibar in August from 782€

Return flights