AirHint found the following cheapest return flights from Tunis (TUN) to Phnom-penh (PNH) in September 2025 (see full year).

Return flights

10 Sep - 15 Sep	Tunisair
08 Sep - 17 Sep	Emirates
08 Sep - 19 Sep	Emirates
13 Sep - 21 Sep	Emirates
05 Sep - 12 Sep	Emirates
23 Sep - 06 Oct	Qatar Airways
01 Sep - 08 Sep	Emirates
02 Sep - 10 Sep	Qatar Airways

Also check the deals for one-way flights from Tunis to Phnom-penh 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 Phnom-penh in September from $1026

Return flights