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

Return flights

26 Sep - 30 Sep	SWISS
19 Sep - 26 Sep	SWISS
19 Sep - 23 Sep	SWISS
23 Sep - 30 Sep	Lufthansa
30 Sep - 07 Oct	Lufthansa
30 Sep - 23 Oct	Lufthansa
30 Sep - 09 Oct	Lufthansa
16 Sep - 23 Sep	SWISS
18 Sep - 23 Sep	Lufthansa
25 Sep - 30 Sep	Lufthansa
25 Sep - 01 Oct	Lufthansa
11 Sep - 16 Sep	Lufthansa
23 Sep - 01 Oct	Lufthansa
26 Sep - 29 Sep	SWISS
23 Sep - 06 Oct	SWISS
04 Sep - 02 Oct	Lufthansa
19 Sep - 22 Sep	SWISS
30 Sep - 05 Oct	Lufthansa
29 Sep - 02 Oct	Lufthansa
30 Sep - 02 Oct	Lufthansa

Also check the deals for one-way flights from London to Sarajevo 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 Sarajevo in September from $259

Return flights