AirHint found the following cheapest return flights from Vientiane (VTE) to Phnom-penh (PNH) in September 2025 (see full year).
Return flights
| 23 Sep - 09 Oct | Thai AirAsia | ||
| 23 Sep - 25 Sep | Thai AirAsia | ||
| 08 Sep - 25 Sep | Thai AirAsia | ||
| 08 Sep - 11 Sep | Thai AirAsia | ||
| 08 Sep - 19 Sep | Thai AirAsia |
Also check the deals for one-way flights from Vientiane to Phnom-penh 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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