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

Return flights

05 Dec - 14 Dec	SWISS
10 Dec - 24 Dec	British Airways
01 Dec - 09 Dec	ITA Airways
03 Dec - 16 Dec	British Airways
02 Dec - 18 Dec	KLM
11 Dec - 23 Dec	Iberia
01 Dec - 15 Dec	KLM
30 Dec - 10 Jan	KLM
09 Dec - 16 Dec	KLM
05 Dec - 21 Dec	KLM
12 Dec - 17 Dec	British Airways
31 Dec - 14 Jan	Iberia
31 Dec - 07 Jan	Iberia
24 Dec - 17 Jan	British Airways
15 Dec - 31 Jan	Iberia
24 Dec - 14 Jan	ITA Airways
24 Dec - 15 Jan	British Airways
31 Dec - 11 Jan	Iberia
26 Dec - 06 Jan	Lufthansa
29 Dec - 11 Jan	ITA Airways

Also check the deals for one-way flights from London to Havana 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 Havana in December from 846€

Return flights