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 $105, 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
What is the travel distance from Vientiane to Siem Reap?
The distance between Vientiane and Siem Reap is approximately 537 km (333 miles).
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 Nov 23, 2025 with a price of $102To 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 $102 to $113 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 $102 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.
