AirHint found the following cheapest return flights from Split (SPU) to Prague (PRG) in September 2025 (see full year).

Return flights

30 Sep - 06 Oct	Smart Wings
08 Sep - 15 Sep	Smart Wings
10 Sep - 15 Sep	Smart Wings
16 Sep - 17 Sep	Smart Wings
29 Sep - 05 Oct	Austrian Airlines
23 Sep - 25 Sep	Smart Wings
22 Sep - 24 Sep	Smart Wings
22 Sep - 27 Sep	Smart Wings
08 Sep - 10 Sep	Smart Wings
10 Sep - 10 Sep	Smart Wings
09 Sep - 10 Sep	Smart Wings
04 Sep - 10 Sep	Smart Wings
28 Sep - 03 Oct	Smart Wings
28 Sep - 03 Oct	Smart Wings	direct

Also check the deals for one-way flights from Split to Prague 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 Split to Prague in September from $170

Return flights