Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
CHITPRASONG | Bus | CPS-Vientiane-C.NO18 | CPS-Siem Reap | CheapestFastest | ||||
 | Bus | SRL Office, Rue Chanthakhoumane | SRL-Siem Reap-OFFICE | No tags |
Last refresh of the prices: Today at 8:31 AM +07.
Get from Vientiane to Siem Reap
The journey takes about 23 hours 55 minutes, and with fares starting at just R 1 277, it presents an excellent value for a comfortable ride.
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Frequently asked questions about travelling from Vientiane to Siem Reap by bus
How much does a bus ticket from Vientiane to Siem Reap cost?
The bus ticket price from Vientiane to Siem Reap starts at R 1 277. The best way to find cheap bus tickets from Vientiane to Siem Reap is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!
How long is the bus ride from Vientiane to Siem Reap?
The average travel time between Vientiane and Siem Reap is around 23h 55m, although the fastest bus will take about 23h 55m. This is the time it takes to travel the 537 km that separates the two cities.
How many daily bus connections are there between Vientiane and Siem Reap?
The number of buses from Vientiane to Siem Reap can differ depending on the day of the week. On average, there are 1 on this route. Some buses run direct routes, while others have layovers. Simplify your bus trip from Vientiane to Siem Reap by comparing and selecting the bus that fits your travel style and budget on Busbud.
Which bus companies travel from Vientiane to Siem Reap?
When taking the bus from Vientiane to Siem Reap, you can travel comfortably and safely with SRL TRANSPORT, CHITPRASONG.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Vientiane to Siem Reap was searched and found on 23 Nov 2025 with a price of R 1 238To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Vientiane to Siem Reap as early as possible.
You can expect to pay from R 1 238 to R 1 380 for a bus ticket from Vientiane to Siem Reap based on the last 2 days. You can expect to find the cheapest price for the trip at R 1 238, which is on 2025-11-27.
Usually SRL TRANSPORT will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.
