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

Return flights

04 Aug - 15 Aug	Thai AirAsia
03 Aug - 15 Aug	Thai AirAsia
27 Aug - 11 Sep	Thai AirAsia
27 Aug - 09 Sep	Thai AirAsia
28 Aug - 11 Sep	Thai AirAsia
28 Aug - 09 Sep	Thai AirAsia
20 Aug - 09 Sep	Thai AirAsia
29 Aug - 11 Sep	Thai AirAsia
29 Aug - 09 Sep	Thai AirAsia
22 Aug - 11 Sep	Thai AirAsia
22 Aug - 09 Sep	Thai AirAsia
26 Aug - 11 Sep	Thai AirAsia
27 Aug - 29 Aug	Thai AirAsia
20 Aug - 25 Aug	Thai AirAsia
20 Aug - 29 Aug	Thai AirAsia
18 Aug - 25 Aug	Thai AirAsia
18 Aug - 29 Aug	Thai AirAsia
22 Aug - 25 Aug	Thai AirAsia
22 Aug - 29 Aug	Thai AirAsia
26 Aug - 29 Aug	Thai AirAsia

Also check the deals for one-way flights from Phnom-penh to Osaka 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 Phnom-penh to Osaka in August from $298

Return flights