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

Return flights

24 Sep - 28 Sep	Thai VietJet Air
23 Sep - 29 Sep	Thai AirAsia
23 Sep - 24 Sep	Thai AirAsia
23 Sep - 27 Sep	Thai AirAsia
17 Sep - 29 Sep	Thai AirAsia
17 Sep - 24 Sep	Thai AirAsia
17 Sep - 21 Sep	Thai AirAsia
17 Sep - 27 Sep	Thai AirAsia
12 Sep - 29 Sep	Thai AirAsia
12 Sep - 17 Sep	Thai AirAsia
23 Sep - 05 Oct	Thai AirAsia
17 Sep - 05 Oct	Thai AirAsia
16 Sep - 05 Oct	Thai AirAsia
21 Sep - 05 Oct	Thai AirAsia
27 Sep - 05 Oct	Thai AirAsia
24 Sep - 05 Oct	Thai AirAsia
23 Sep - 07 Oct	Thai AirAsia
17 Sep - 07 Oct	Thai AirAsia
21 Sep - 07 Oct	Thai AirAsia
27 Sep - 07 Oct	Thai AirAsia

Also check the deals for one-way flights from Phnom-penh to Osaka 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 Phnom-penh to Osaka in September from 313€

Return flights