AirHint found the following cheapest return flights from Tunis (TUN) to Istanbul (IST) in August 2026 (see full year).

Return flights

10 Aug - 17 Aug	Turkish Airlines	direct
17 Aug - 25 Aug	Turkish Airlines	direct
12 Aug - 21 Aug	Turkish Airlines	direct
10 Aug - 24 Aug	Turkish Airlines	direct
01 Aug - 08 Aug	Turkish Airlines	direct
03 Aug - 09 Aug	Turkish Airlines	direct
20 Aug - 30 Aug	Air France
21 Aug - 30 Aug	Air France
24 Aug - 02 Sep	Lufthansa
02 Aug - 03 Aug	Turkish Airlines	direct
24 Aug - 31 Aug	Saudia

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

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 Tunis to Istanbul in August from $381

Return flights