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

Return flights

23 Sep - 07 Oct	Ryanair
23 Sep - 03 Oct	Ryanair
25 Sep - 30 Sep	Ryanair
22 Sep - 30 Sep	Wizz Air UK
23 Sep - 15 Oct	Wizz Air Malta
22 Sep - 20 Oct	Wizz Air Malta
22 Sep - 06 Oct	Wizz Air Malta
23 Sep - 30 Sep	easyJet
22 Sep - 08 Oct	Wizz Air Malta
29 Sep - 07 Oct	easyJet
26 Sep - 30 Sep	Wizz Air Malta
22 Sep - 01 Oct	Wizz Air Malta
22 Sep - 13 Oct	Wizz Air Malta
24 Sep - 03 Oct	easyJet
23 Sep - 26 Sep	Ryanair
23 Sep - 27 Sep	Wizz Air Malta
22 Sep - 27 Sep	Wizz Air Malta
22 Sep - 29 Sep	Wizz Air Malta
22 Sep - 28 Sep	Wizz Air Malta
19 Sep - 30 Sep	Pegasus Airlines

Also check the deals for one-way flights from London 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 London to Zanzibar in September from 494€

Return flights