Previously seen trips
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Koh Rong | Siem Reap | No tags | ||||
| Bus | Koh Rong-Stop | Siem Reap | No tags | ||||
| Bus | Koh Rong | Siem Reap | No tags | ||||
| Bus | Koh Rong | Siem Reap | No tags | ||||
| Bus | Koh Rong-Stop | Siem Reap | No tags |
Get from Koh Rong to Siem Reap
The journey takes about 11 hours 30 minutes, and with fares starting at just $83, it presents an excellent value for a comfortable ride.
Compare bus companies
A good way to travel this route is with SIMA Express buses. The company offers 7 daily departures, with ticket prices starting at $83 and the shortest trip taking about 723. SIMA Express gets you where you want to go for a fair price.
Frequently asked questions about travelling from Koh Rong to Siem Reap by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from Koh Rong to Siem Reap?
The cheapest bus tickets from Koh Rong to Siem Reap start from $83. The average price for this route is around $93. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Koh Rong to Siem Reap?
The average bus travel time from Koh Rong to Siem Reap is 11h 30m, covering a distance of 305 km. The quickest bus can get you there in 11h 15m and is operated by SIMA Express.
Which bus companies service the Koh Rong to Siem Reap route?
Several major bus companies operate on this route with 7 buses available per day.
What are the earliest and latest departure times for the bus from Koh Rong to Siem Reap?
The earliest bus departs from Koh Rong to Siem Reap at 8:45am. And the latest bus departs at 1:15pm.
What are the CO₂ emissions for the bus trip from Koh Rong to Siem Reap?
A bus trip from Koh Rong to Siem Reap generates an estimated 8 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Koh Rong to Siem Reap was searched and found on Nov 29, 2025 with a price of $80To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Koh Rong to Siem Reap, as early as possible.
You can expect to pay from $80 to $90 for a bus ticket from Koh Rong to Siem Reap based on the last 2 days. You can expect to find the cheapest price for the trip at $80 which is on 2025-11-29.
