Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Koh Rong Samloem (M'pai Bei Port) | CMR Transport Office | CheapestFastest |
Last refresh of the prices: Last Saturday at 9:43 AM +07.
Get from Koh Rong Samloem to Siem Reap
The journey takes about 13 hours 45 minutes, and with fares starting at just R 640, it presents an excellent value for a comfortable ride.
Where are the popular stops in Koh Rong Samloem and Siem Reap?
Stops in Siem Reap
- A
Siem Reap
Borey Seang Nam Rd, Krong Siem Reap, Cambodia - B4 63, Krong Siem Reap, Cambodia
- C
Siem Reap Giant Ibis Main
Khmer Pub St, Krong Siem Reap, Cambodia - D
Siem Reap AVT
18A Hap Guan St, Krong Siem Reap, Cambodia - E
Siem Reap Transport Co
Concrete Drain Rd, Krong Siem Reap, Cambodia - F
Siem Reap Thero Express
NR6, Krong Siem Reap, Cambodia
Compare bus companies
Chan Moly Roth Transportation offers 1 daily buses from Koh Rong Samloem to Siem Reap. Though the average price for this trip is R 640, you can find tickets starting at R 640. The trip between the two cities usually takes about 825.
Frequently asked questions about travelling from Koh Rong Samloem to Siem Reap by bus
Please note that timetables, routes, or operator details shown here may be updated or differ at the time of your trip.
How much is the bus ticket from Koh Rong Samloem to Siem Reap?
The cheapest bus tickets from Koh Rong Samloem to Siem Reap start at R 640. The average price for this route is around R 640. Busbud recommends booking your tickets in advance for the best chance of getting the lowest possible price.
How long is the bus journey from Koh Rong Samloem to Siem Reap?
The average bus journey time from Koh Rong Samloem to Siem Reap is 13h 45m, covering a distance of 312 km. The fastest bus gets you there in 13h 45m and is operated by Chan Moly Roth Transportation.
Which bus companies service the Koh Rong Samloem to Siem Reap route?
Several major bus companies operate on this route with 1 buses available per day.
What is the earliest and latest departure time for the bus from Koh Rong Samloem to Siem Reap?
The earliest bus departs from Koh Rong Samloem to Siem Reap at 16:15. And the latest bus departs at 16:15.
What are the CO₂ emissions for the bus trip from Koh Rong Samloem to Siem Reap?
A bus trip from Koh Rong Samloem to Siem Reap produces an estimated 8 kg of CO₂, making it a highly eco-friendly travel option and Busbud’s recommended way to travel.
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 Samloem to Siem Reap was searched and found on 20 Dec 2025 with a price of R 602To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Koh Rong Samloem to Siem Reap as early as possible.
You can expect to pay from R 602 to R 602 for a bus ticket from Koh Rong Samloem to Siem Reap based on the last 2 days. You can expect to find the cheapest price for the trip at R 602, which is on 2025-12-20.
