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

Return flights

05 Dec - 16 Dec	SWISS
02 Dec - 16 Dec	Kenya Airways
05 Dec - 13 Dec	SWISS
05 Dec - 15 Dec	ITA Airways
03 Dec - 13 Dec	Kenya Airways
01 Dec - 08 Dec	ITA Airways
01 Dec - 10 Dec	ITA Airways
31 Dec - 11 Jan	Kenya Airways
06 Dec - 13 Dec	KLM
15 Dec - 23 Dec	SWISS
05 Dec - 14 Dec	ITA Airways
31 Dec - 06 Jan	Kenya Airways
12 Dec - 04 Jan	ITA Airways
30 Dec - 10 Jan	Kenya Airways
29 Dec - 10 Jan	SWISS
15 Dec - 01 Jan	Lufthansa
24 Dec - 18 Jan	Kenya Airways
26 Dec - 14 Jan	Air Dolomiti
28 Dec - 05 Jan	KLM
10 Dec - 07 Jan	Kenya Airways

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

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 December from 746€

Return flights