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

Return flights

22 Sep - 24 Sep	Vueling Airlines
18 Sep - 25 Sep	Air France
18 Sep - 24 Sep	Air France
16 Sep - 25 Sep	Air France
24 Sep - 01 Oct	Ryanair
19 Sep - 24 Sep	Ryanair
14 Sep - 23 Sep	Ryanair
27 Sep - 12 Oct	Air France
22 Sep - 26 Sep	Ryanair
18 Sep - 22 Sep	Air France
22 Sep - 28 Sep	Ryanair
29 Sep - 05 Oct	Ryanair
30 Sep - 12 Oct	Ryanair
26 Sep - 30 Sep	Ryanair
26 Sep - 05 Oct	Ryanair
26 Sep - 03 Oct	Ryanair

Also check the deals for one-way flights from Dublin 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 Dublin to Tunis in September from $208

Return flights