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

Return flights

14 Aug - 14 Sep	Etihad Airways
25 Aug - 02 Sep	Thai Airways
09 Aug - 16 Aug	IndiGo
11 Aug - 25 Aug	Etihad Airways
15 Aug - 19 Aug	IndiGo
17 Aug - 05 Sep	Air Arabia
04 Aug - 12 Aug	AJet
01 Aug - 31 Aug	China Southern
17 Aug - 25 Aug	Emirates

Also check the deals for one-way flights from Istanbul to Phnom-penh in August.

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 August from $705

Return flights