AirHint found the following cheapest return flights from Phnom-penh (PNH) to Vientiane (VTE) in December 2025 (see full year).
Return flights
| 29 Dec - 30 Dec | Thai AirAsia |
Also check the deals for one-way flights from Phnom-penh to Vientiane in December.
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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