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

Return flights

10 Aug - 18 Aug	Turkish Airlines	direct
17 Aug - 23 Aug	Turkish Airlines	direct
08 Aug - 15 Aug	Turkish Airlines	direct
27 Aug - 05 Sep	Aegean Airlines
18 Aug - 26 Aug	Turkish Airlines	direct
27 Aug - 05 Sep	Turkish Airlines	direct
02 Aug - 14 Aug	Turkish Airlines	direct
27 Aug - 31 Aug	Turkish Airlines	direct
25 Aug - 08 Sep	Air France

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 257€

Return flights