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

Return flights

01 Dec - 05 Dec	KLM
08 Dec - 16 Dec	KLM
04 Dec - 09 Dec	KLM
10 Dec - 16 Dec	KLM
04 Dec - 12 Dec	British Airways
11 Dec - 21 Dec	KLM
08 Dec - 13 Dec	British Airways
04 Dec - 18 Dec	KLM
04 Dec - 15 Dec	KLM
01 Dec - 29 Dec	KLM
01 Dec - 15 Jan	KLM
15 Dec - 20 Jan	SWISS
05 Dec - 17 Jan	Kenya Airways
01 Dec - 29 Jan	Kenya Airways
30 Dec - 26 Jan	KLM
29 Dec - 17 Jan	SWISS
15 Dec - 13 Jan	British Airways
01 Dec - 12 Jan	Kenya Airways
31 Dec - 12 Jan	ITA Airways
10 Dec - 13 Jan	Lufthansa

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 605€

Return flights