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: Yesterday at 08:31 +07.
Get from Vientiane to Siem Reap
The journey takes about 23 hours 55 minutes, and with fares starting at just £56, it presents an excellent value for a comfortable ride.
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Frequently asked questions about travelling by bus from Vientiane to Siem Reap
How far is Siem Reap from Vientiane by coach?
The journey from Vientiane to Siem Reap by coach covers an approximate distance of 333 miles (537 km).
Is there a way to reach Siem Reap from Vientiane without flying?
You can choose the coach to travel this route. The coach provides a comfortable and sustainable journey and allows you to enjoy the sights while reaching your destination. You might also find carpooling options to travel between the two cities.
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 24 Nov 2025 with a price of £55To 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 £55 to £61 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 £55, which is on 2025-11-27.
