Cheapest one-way flights from Phnom-penh to Kathmandu in September from $197

AirHint found the following cheapest one-way flights from Phnom-penh (PNH) to Kathmandu (KTM) in September 2025 (see full year).

One-Way flights

05 Sep Thai VietJet Air
17 Sep Cambodia Airways
08 Sep Thai VietJet Air
11 Sep Cambodia Airways
06 Sep Thai VietJet Air
18 Sep Cambodia Airways
07 Sep Thai AirAsia
19 Sep Cambodia Airways
21 Sep Cambodia Airways
23 Sep Cambodia Airways

Also check the deals for return flights from Phnom-penh to Kathmandu in September.

Skyscanner

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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