AirHint found the following cheapest return flights from London (LCY) to Faro (FAO) in September 2025 (see full year).

Return flights

28 Sep - 02 Oct	KLM
26 Sep - 01 Oct	KLM
26 Sep - 08 Oct	KLM
23 Sep - 22 Oct	SWISS
18 Sep - 25 Sep	SWISS
22 Sep - 02 Oct	KLM
18 Sep - 23 Sep	Lufthansa
22 Sep - 01 Oct	KLM
19 Sep - 25 Sep	Lufthansa
30 Sep - 03 Oct	KLM
29 Sep - 02 Oct	KLM
29 Sep - 01 Oct	KLM
24 Sep - 25 Sep	SWISS
29 Sep - 03 Oct	KLM
23 Sep - 25 Sep	SWISS
18 Sep - 18 Sep	Lufthansa
22 Sep - 25 Sep	Lufthansa
24 Sep - 30 Sep	SWISS
22 Sep - 23 Sep	British Airways
22 Sep - 26 Sep	KLM

Also check the deals for one-way flights from London to Faro in September.

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 Faro in September from $373

Return flights