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

Return flights

31 Aug - 18 Sep	Eurowings
20 Aug - 11 Sep	Tunisair
27 Aug - 11 Sep	Tunisair
21 Aug - 11 Sep	Aegean Airlines
20 Aug - 06 Sep	Tunisair
25 Aug - 15 Sep	Air Europa
31 Aug - 07 Sep	Eurowings
20 Aug - 08 Sep	Tunisair
18 Aug - 15 Sep	TunisAir Express
29 Aug - 07 Sep	Tunisair
18 Aug - 23 Aug	Tunisair
20 Aug - 24 Aug	Tunisair
26 Aug - 30 Aug	Tunisair
19 Aug - 24 Aug	Nouvelair
21 Aug - 28 Aug	Aegean Airlines
20 Aug - 27 Aug	Tunisair
28 Aug - 31 Aug	Eurowings
19 Aug - 29 Aug	Nouvelair
23 Aug - 24 Aug	Tunisair
18 Aug - 26 Aug	TunisAir Express

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 $523

Return flights