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

Return flights

11 Dec - 18 Dec	Aegean Airlines
06 Dec - 20 Dec	SWISS
09 Dec - 23 Dec	SWISS
04 Dec - 14 Dec	RwandAir
01 Dec - 25 Dec	Air France
01 Dec - 17 Dec	Air France
04 Dec - 17 Dec	KLM
01 Dec - 06 Dec	SWISS
05 Dec - 19 Dec	Air France
12 Dec - 21 Dec	Eurowings
01 Dec - 26 Jan	KLM
11 Dec - 19 Jan	KLM
23 Dec - 13 Jan	LOT
12 Dec - 09 Jan	Eurowings
01 Dec - 13 Jan	Kenya Airways
04 Dec - 14 Jan	Kenya Airways
17 Dec - 07 Jan	Iberia
15 Dec - 10 Jan	Iberia
29 Dec - 23 Jan	Austrian Airlines
01 Dec - 12 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 $774

Return flights