AirHint found the following cheapest return flights from London (LCY) to Palma de Mallorca (PMI) in September 2025 (see full year).

Return flights

27 Sep - 30 Sep	ITA Airways
27 Sep - 03 Oct	British Airways	direct
25 Sep - 30 Sep	ITA Airways
26 Sep - 03 Oct	British Airways	direct
27 Sep - 01 Oct	ITA Airways
19 Sep - 26 Sep	British Airways	direct
17 Sep - 25 Sep	SWISS
17 Sep - 23 Sep	SWISS
20 Sep - 23 Sep	SWISS
20 Sep - 02 Oct	SWISS
16 Sep - 23 Sep	SWISS
23 Sep - 26 Sep	SWISS
30 Sep - 07 Oct	British Airways	direct
24 Sep - 01 Oct	SWISS
17 Sep - 01 Oct	SWISS
28 Sep - 03 Oct	British Airways	direct
24 Sep - 08 Oct	KLM
28 Sep - 07 Oct	British Airways	direct
20 Sep - 26 Sep	British Airways	direct
17 Sep - 26 Sep	SWISS

Also check the deals for one-way flights from London to Palma de Mallorca 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 Palma de Mallorca in September from 213€

Return flights