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

Return flights

19 Sep - 03 Oct	Ryanair
18 Sep - 23 Sep	Ryanair
30 Sep - 14 Oct	Transavia France
12 Sep - 15 Sep	Ryanair
01 Sep - 07 Sep	Ryanair
02 Sep - 07 Sep	Ryanair
01 Sep - 04 Sep	Vueling Airlines
10 Sep - 17 Sep	Lufthansa
05 Sep - 08 Sep	Ryanair
12 Sep - 18 Sep	Lufthansa

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 200€

Return flights