Cheapest one-way flights from Phnom-penh to Vientiane in September from $152

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

One-Way flights

05 Sep Thai VietJet Air
25 Sep Cambodia Airways
23 Sep Cambodia Airways
11 Sep Cambodia Airways
18 Sep Cambodia Airways
19 Sep Cambodia Airways
22 Sep Cambodia Airways
28 Sep Cambodia Airways
24 Sep Cambodia Airways
29 Sep Cambodia Airways

Also check the deals for return flights from Phnom-penh to Vientiane 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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