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

Return flights

24 May - 31 May	Tunisair	direct
23 May - 02 Jun	Tunisair	direct
12 May - 19 May	Tunisair	direct
04 May - 12 May	Tunisair	direct
01 May - 09 May	Tunisair	direct
04 May - 10 May	Tunisair	direct
06 May - 16 May	Air France
13 May - 17 May	Air France
30 May - 07 Jun	Air France
10 May - 15 May	Air France
25 May - 31 May	Air France
04 May - 18 May	Air France

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

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 May from 210€

Return flights