Cheapest return flights from Tunis to Istanbul in September from $234

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

Return flights

16 Sep - 30 Sep Tunisair direct
26 Sep - 01 Oct Nouvelair direct
30 Sep - 06 Oct Nouvelair direct
26 Sep - 02 Oct Nouvelair direct
29 Sep - 04 Oct Nouvelair direct
26 Sep - 04 Oct Nouvelair direct
29 Sep - 05 Oct Nouvelair direct
29 Sep - 12 Oct Nouvelair direct
28 Sep - 12 Oct Nouvelair direct
27 Sep - 04 Oct Nouvelair direct
27 Sep - 02 Oct Nouvelair direct
25 Sep - 30 Sep Tunisair direct
15 Sep - 29 Sep Tunisair direct
14 Sep - 28 Sep Tunisair direct
19 Sep - 30 Sep Tunisair direct
19 Sep - 28 Sep Tunisair direct
20 Sep - 30 Sep Tunisair direct
22 Sep - 29 Sep Tunisair direct
23 Sep - 30 Sep Tunisair direct
26 Sep - 29 Sep Tunisair direct

Also check the deals for one-way flights from Tunis to Istanbul in September.

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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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