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

Return flights

16 Sep - 24 Sep	Lufthansa
29 Sep - 06 Oct	SWISS
23 Sep - 30 Sep	Lufthansa
05 Sep - 09 Sep	Lufthansa
11 Sep - 18 Sep	Lufthansa
16 Sep - 22 Sep	Lufthansa
02 Sep - 16 Sep	Lufthansa
18 Sep - 22 Sep	Lufthansa
16 Sep - 23 Sep	Lufthansa
04 Sep - 09 Sep	Lufthansa
19 Sep - 22 Sep	Lufthansa
26 Sep - 02 Oct	Lufthansa
30 Sep - 02 Oct	SWISS
30 Sep - 03 Oct	Lufthansa
28 Sep - 02 Oct	KLM

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 $270

Return flights