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

Return flights

16 Sep - 18 Sep	ITA Airways
17 Sep - 30 Sep	SWISS
23 Sep - 28 Sep	ITA Airways
23 Sep - 30 Sep	SWISS
16 Sep - 25 Sep	ITA Airways
27 Sep - 30 Sep	SWISS
02 Sep - 04 Sep	ITA Airways
12 Sep - 15 Sep	ITA Airways
19 Sep - 25 Sep	KLM
28 Sep - 02 Oct	KLM
20 Sep - 27 Sep	SWISS
27 Sep - 02 Oct	KLM
26 Sep - 01 Oct	ITA Airways
25 Sep - 04 Oct	ITA Airways
19 Sep - 02 Oct	SWISS
30 Sep - 05 Oct	SWISS
27 Sep - 05 Oct	SWISS
23 Sep - 03 Oct	KLM
28 Sep - 01 Oct	KLM
27 Sep - 04 Oct	SWISS

Also check the deals for one-way flights from London to Dubrovnik 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 Dubrovnik in September from 188€

Return flights