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

Return flights

30 Dec - 07 Jan	Air France
02 Dec - 10 Dec	Air France
02 Dec - 11 Dec	Air France
09 Dec - 13 Dec	Air France
05 Dec - 11 Dec	Air France
01 Dec - 13 Dec	Air France
06 Dec - 10 Dec	Air France
04 Dec - 13 Dec	Air France
04 Dec - 11 Dec	Air France
05 Dec - 12 Dec	Air France
01 Dec - 08 Dec	Air France
26 Dec - 09 Jan	Air France
26 Dec - 10 Jan	Air France
27 Dec - 10 Jan	Air France
28 Dec - 09 Jan	Air France
23 Dec - 04 Jan	Air France
27 Dec - 04 Jan	Air France
25 Dec - 04 Jan	Air France
26 Dec - 04 Jan	Air France
20 Dec - 13 Jan	Air France

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

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 December from 170€

Return flights