AirHint found the following cheapest return flights from Istanbul (IST) to Tunis (TUN) in April 2026 (see full year).
Return flights
| 15 Apr - 22 Apr | Tunisair | direct | |
| 16 Apr - 23 Apr | Tunisair | direct | |
| 14 Apr - 17 Apr | Tunisair | direct | |
| 17 Apr - 24 Apr | Turkish Airlines | direct |
Also check the deals for one-way flights from Istanbul to Tunis in April.
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