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

Return flights

29 Apr - 06 May	AJet
16 Apr - 20 Apr	Nouvelair	direct
06 Apr - 13 Apr	Tunisair	direct
22 Apr - 29 Apr	Nouvelair	direct
23 Apr - 26 Apr	Lufthansa
29 Apr - 03 May	AJet
21 Apr - 26 Apr	Nouvelair	direct
22 Apr - 26 Apr	Nouvelair	direct
16 Apr - 19 Apr	Tunisair	direct
23 Apr - 26 Apr	Tunisair	direct
30 Apr - 04 May	Nouvelair	direct
23 Apr - 30 Apr	Nouvelair	direct
29 Apr - 06 May	Nouvelair	direct
29 Apr - 03 May	Tunisair	direct
30 Apr - 03 May	Tunisair	direct
03 Apr - 09 Apr	Nouvelair	direct

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

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 Istanbul to Tunis in April from $237

Return flights