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

Return flights

30 Sep - 07 Oct	Condor	direct
23 Sep - 26 Sep	Condor	direct
18 Sep - 25 Sep	Croatia Airlines	direct
11 Sep - 18 Sep	Croatia Airlines	direct
11 Sep - 25 Sep	Croatia Airlines	direct
21 Sep - 26 Sep	Condor	direct
14 Sep - 18 Sep	Condor
10 Sep - 11 Sep	Air Serbia
23 Sep - 30 Sep	Condor	direct
14 Sep - 19 Sep	Condor	direct
16 Sep - 25 Sep	Aer Lingus
13 Sep - 10 Oct	SWISS
27 Sep - 04 Oct	KLM
29 Sep - 13 Oct	Vueling Airlines
27 Sep - 11 Oct	Scandinavian Airlines
19 Sep - 04 Oct	KLM
15 Sep - 04 Oct	SWISS
28 Sep - 05 Oct	Condor
29 Sep - 14 Oct	Vueling Airlines
28 Sep - 05 Oct	Condor	direct

Also check the deals for one-way flights from Duesseldorf to Split 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.

Book a cheap hotel in Split

Cheap car rent in Split

Cheapest return flights from Duesseldorf to Split in September from $145

Return flights