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

Return flights

14 Sep - 17 Oct	Lufthansa
09 Sep - 23 Sep	Lufthansa
15 Sep - 22 Sep	Lufthansa
11 Sep - 25 Sep	Lufthansa
08 Sep - 22 Sep	Turkish Airlines
03 Sep - 30 Sep	Turkish Airlines
09 Sep - 19 Sep	British Airways

Also check the deals for one-way flights from St. Louis 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 St. Louis to Sarajevo in September from 648€

Return flights