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

Return flights

03 Sep - 21 Sep	Pegasus Airlines
18 Sep - 25 Sep	AJet
02 Sep - 23 Sep	flyadeal
19 Sep - 26 Sep	Pegasus Airlines
05 Sep - 25 Sep	Pegasus Airlines
01 Sep - 22 Sep	Flynas
02 Sep - 22 Sep	Air Arabia
03 Sep - 22 Sep	Air Arabia
02 Sep - 20 Sep	Air Arabia
01 Sep - 06 Sep	Air Arabia
26 Sep - 17 Oct	Kuwait Airways

Also check the deals for one-way flights from Istanbul 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 Istanbul to Phnom-penh in September from 587€

Return flights