Cheapest return flights from Siem-reap to Vientiane in December from $479
AirHint found the following cheapest return flights from Siem-reap (REP) to Vientiane (VTE) in December 2025 (see full year).
Return flights
| 09 Dec - 24 Dec | Lao Airlines | ||
| 03 Dec - 24 Dec | Thai AirAsia |
Also check the deals for one-way flights from Siem-reap 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.
