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

Return flights

23 Oct - 05 Nov	Air France
23 Oct - 30 Oct	KLM
22 Oct - 30 Oct	Air France
08 Oct - 16 Oct	Air France
25 Oct - 03 Nov	KLM
27 Oct - 06 Nov	Iberia
26 Oct - 09 Nov	SWISS
21 Oct - 28 Oct	SWISS
31 Oct - 15 Nov	Iberia
08 Oct - 15 Oct	Air France
08 Oct - 12 Oct	Air France
09 Oct - 21 Oct	Air France
28 Oct - 08 Nov	Turkish Airlines
14 Oct - 23 Oct	Air France
22 Oct - 01 Nov	Vueling Airlines
21 Oct - 11 Nov	Iberia
22 Oct - 29 Oct	TAP
01 Oct - 15 Oct	Air France
25 Oct - 02 Nov	Iberia
30 Oct - 15 Nov	TAP

Also check the deals for one-way flights from London to Havana in October.

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 October from 657€

Return flights