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

Return flights

03 Dec - 09 Dec	KLM
10 Dec - 16 Dec	KLM
08 Dec - 16 Dec	KLM
04 Dec - 12 Dec	British Airways
04 Dec - 11 Dec	KLM
04 Dec - 10 Dec	RwandAir
04 Dec - 14 Dec	KLM
11 Dec - 28 Dec	KLM
01 Dec - 11 Dec	KLM
07 Dec - 12 Dec	RwandAir
08 Dec - 29 Jan	KLM
01 Dec - 29 Jan	KLM
09 Dec - 29 Jan	EgyptAir
09 Dec - 15 Jan	EgyptAir
30 Dec - 26 Jan	RwandAir
01 Dec - 12 Jan	KLM
31 Dec - 12 Jan	KLM
04 Dec - 01 Jan	KLM
10 Dec - 15 Jan	KLM
10 Dec - 13 Jan	KLM

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 589€

Return flights