Cheapest one-way flights from Phnom-penh to Vientiane in September from 138€
AirHint found the following cheapest one-way flights from Phnom-penh (PNH) to Vientiane (VTE) in September 2025 (see full year).
One-Way flights
| 15 Sep | Thai AirAsia | ||
| 13 Sep | Thai AirAsia | ||
| 01 Sep | Thai AirAsia | ||
| 24 Sep | Thai AirAsia | ||
| 20 Sep | Thai AirAsia | ||
| 13 Sep | Vietnam Airlines | direct | |
| 01 Sep | Vietnam Airlines | direct | |
| 15 Sep | Vietnam Airlines | direct |
Also check the deals for return flights from Phnom-penh to Vientiane 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.
