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

Return flights

08 Sep - 27 Sep	Eurowings	direct
12 Sep - 27 Sep	Eurowings	direct
19 Sep - 27 Sep	Eurowings	direct
17 Sep - 27 Sep	Tunisair	direct
08 Sep - 22 Sep	Eurowings
13 Sep - 27 Sep	Tunisair	direct
22 Sep - 27 Sep	Tunisair	direct
24 Sep - 27 Sep	Ryanair
24 Sep - 27 Sep	Tunisair	direct
22 Sep - 29 Sep	Air France
10 Sep - 20 Oct	Nouvelair
27 Sep - 18 Oct	Air France
27 Sep - 04 Oct	Tunisair	direct
27 Sep - 11 Oct	Tunisair	direct
28 Sep - 04 Oct	Ryanair
25 Sep - 04 Oct	easyJet
27 Sep - 13 Oct	Tunisair
26 Sep - 11 Oct	Eurowings	direct
26 Sep - 04 Oct	Eurowings	direct
21 Sep - 01 Oct	Tunisair

Also check the deals for one-way flights from Duesseldorf to Tunis 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 Duesseldorf to Tunis in September from $184

Return flights