AirHint found the following cheapest return flights from Tunis (TUN) to Muscat (MCT) in September 2025 (see full year).

Return flights

10 Sep - 20 Oct	Turkish Airlines
22 Sep - 22 Oct	Turkish Airlines
30 Sep - 30 Oct	Turkish Airlines
26 Sep - 03 Oct	Turkish Airlines
25 Sep - 31 Oct	Turkish Airlines
10 Sep - 21 Sep	Tunisair
01 Sep - 01 Oct	Tunisair
01 Sep - 14 Sep	Tunisair
02 Sep - 17 Oct	Tunisair
01 Sep - 30 Sep	Tunisair
03 Sep - 06 Sep	Qatar Airways
01 Sep - 08 Sep	Qatar Airways

Also check the deals for one-way flights from Tunis to Muscat in September.

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 Muscat in September from $524

Return flights