Cheapest return flights from Tunis to Istanbul in September from $237

Best time to book flights for Tunis (TUN) to Istanbul (IST) flights at AirHint

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

Return flights

29 Sep - 05 Oct Nouvelair direct
28 Sep - 05 Oct Nouvelair direct
25 Sep - 02 Oct Nouvelair direct
25 Sep - 04 Oct Nouvelair direct
15 Sep - 29 Sep Tunisair direct
23 Sep - 30 Sep Tunisair direct
25 Sep - 30 Sep Tunisair direct
20 Sep - 30 Sep Tunisair direct
20 Sep - 21 Sep Turkish Airlines direct
16 Sep - 24 Sep Turkish Airlines direct
24 Sep - 30 Sep Turkish Airlines direct
26 Sep - 10 Oct Turkish Airlines direct
18 Sep - 29 Sep Turkish Airlines direct
19 Sep - 25 Sep Turkish Airlines direct
15 Sep - 25 Sep Turkish Airlines direct
30 Sep - 10 Oct Turkish Airlines direct
25 Sep - 30 Oct Turkish Airlines direct
04 Sep - 02 Oct Nouvelair direct
05 Sep - 10 Oct Turkish Airlines direct

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

Skyscanner

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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