There are 8 ways to get from Roi Et to Sihanoukville by bus, train, car, plane, or car ferry
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Bus
best- Take the bus from Roi Et to Bangkok Nakon Chai Air Bus Station
- Take the bus from Bangkok Mochit Bus Terminal to Phnom Penh
- Take the bus from Phnom Penh to Sihanoukville Bus Terminal
24h 5m$63–75Bus, train
cheapest- Take the bus from Roi Et to Khon Kaen874
- Take the train from Khon Kaen to Sathani Rotfai Don Mueang
- Take the bus from Bangkok to Phnom Penh Virak Buntham Express
- Take the train from Phnom Penh Station to Sihanoukville station
32h 3m$48–97Drive 845.9 km
- Drive from Roi Et to Sihanoukville845.9 km
12h 19m$111–160Fly to Sihanoukville
- Fly from Roi Et Airport (ROI) to Sihanoukville (KOS)ROI - KOS
16h 20m$199–573Bus, Van
- Take the bus from Roi Et to Bangkok Nakon Chai Air Bus Station
- Take the bus from Bangkok to Phnom Penh Virak Buntham Express
- Take the bus from Phnom Penh Virak Buntham Express to Sihanoukville Virak Buntham Express
24h 14m$60–73Bus via Bangkok
- Take the bus from Roi Et to Bangkok Mochit Bus Terminal
- Take the bus from Bangkok Khao San Road to Phnom Penh
- Take the bus from Phnom Penh to Sihanoukville Bus Terminal
33h 9m$66–168Fly to Krong Ta Khmau, Van
- Fly from Roi Et Airport (ROI) to Krong Ta Khmau (KTI)ROI - KTI
- Take the bus from Phnom Penh Virak Buntham Express to Sihanoukville Virak Buntham Express
11h 5m$134–355Fly to Phu Quoc International Airport, car ferry, bus
- Fly from Roi Et Airport (ROI) to Phu Quoc International Airport (PQC)ROI - PQC
- Take the car ferry from Phu Quoc to Ha Tien
- Take the bus from Bien Ha Tien Travel Office to Sihanouk Ville Cambodia
12h 2m$185–474
Roi Et to Sihanoukville by bus
Questions & Answers
The cheapest way to get from Roi Et to Sihanoukville is to bus and Van which costs $60 - $75 and takes 24h 14m.
The fastest way to get from Roi Et to Sihanoukville is to fly and Van which takes 11h 5m and costs $130 - $360.
No, there is no direct bus from Roi Et to Sihanoukville. However, there are services departing from Roi Et and arriving at Sihanoukville Bus Terminal via นครชัยแอร์;Nakhonchai Air, Bangkok Mochit Bus Terminal and Phnom Penh. The journey, including transfers, takes approximately 24h 5m.
The distance between Roi Et and Sihanoukville is 1331 km. The road distance is 845.9 km.
The best way to get from Roi Et to Sihanoukville without a car is to bus which takes 24h 5m and costs $60 - $75.
It takes approximately 24h 5m to get from Roi Et to Sihanoukville, including transfers.
Roi Et to Sihanoukville bus services, operated by Nakhonchai Air, depart from Roi Et station.
The best way to get from Roi Et to Sihanoukville is to bus which takes 24h 5m and costs $60 - $75. Alternatively, you can fly, which costs $190 - $600 and takes 16h 20m.
Roi Et to Sihanoukville bus services, operated by Nakhonchai Air, arrive at Bangkok Nakon Chai Air Bus Station.
Yes, the driving distance between Roi Et to Sihanoukville is 846 km. It takes approximately 12h 19m to drive from Roi Et to Sihanoukville.
What companies run services between Roi Et, Thailand and Sihanoukville, Cambodia?
You can take a bus from Roi Et to Sihanoukville Bus Terminal via นครชัยแอร์;Nakhonchai Air, หน้าท่ารถตู้ต่างจังหวัด หมอชิต 2;Front Mochit 2 Intercty Van Terminal, Bangkok Mochit Bus Terminal, and Phnom Penh in around 24h 5m. Alternatively, Thai AirAsia, Katmai Air, and two other airlines fly from Roi Et Airport (ROI) to Sihanoukville (KOS) 3 times a day.
Transport is disrupted due to the Russia-Ukraine war. Read more
- Website
- cambodiaangkorair.com
Flights from Roi Et Airport to Sihanoukville via Don Muang, Tan Son Nhat
- Ave. Duration
- 16h 25m
- When
- Tuesday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $210–650
Flights from Roi Et Airport to Sihanoukville via Don Muang, Siem Reap
- Ave. Duration
- 19h 45m
- When
- Every day
- Estimated price
- $180–550
Flights from Roi Et Airport to Krong Ta Khmau via Don Muang, Siem Reap
- Ave. Duration
- 5h 15m
- When
- Every day
- Estimated price
- $110–340
Flights from Roi Et Airport to Krong Ta Khmau via Don Muang, Tan Son Nhat
- Ave. Duration
- 5h 55m
- When
- Every day
- Estimated price
- $130–390
- Website
- katmaiair.com
Flights from Roi Et Airport to Sihanoukville via Don Muang, Kuala Lumpur
- Ave. Duration
- 17h 10m
- When
- Monday, Wednesday, and Friday
- Estimated price
- $250–850
- Website
- airasia.com
Flights from Roi Et Airport to Krong Ta Khmau via Don Muang
- Ave. Duration
- 8h 5m
- When
- Every day
- Estimated price
- $110–330
Flights from Roi Et Airport to Phu Quoc International Airport via Don Muang
- Ave. Duration
- 4h 55m
- When
- Every day
- Estimated price
- $140–420
- Phone
- 1690
- sarabanklang@railway.co.th
- Website
- dticket.railway.co.th
Train from Khon Kaen to Sathani Rotfai Don Mueang
- Ave. Duration
- 6h 47m
- Frequency
- Twice daily
- Estimated price
- $4–45
- Book at
- https://12go.asia/en/operator/thai-railways
- Website
- https://dticket.railway.co.th/DTicketPublicWeb/home/Home
- 3rd Class (Seat)
- $4–8
- 2nd Class (Air-Conditioned Berth)
- $20–27
- 2nd Class (Air-conditioned Seat)
- $11–16
- 1st Class (Air-Conditioned Berth)
- $30–45
- Second Class Sleeper
- $30–31
- Ordinary Train
- $7–40
- Phone
- +855 78 888 582
- cambodia@easybook.com
- Website
- royalrailway.easybook.com
Train from Phnom Penh Station to Sihanoukville station
- Ave. Duration
- 7h
- Frequency
- Once daily
- Estimated price
- $9–11
- Schedules at
- royalrailway.easybook.com
- Book at
- royalrailway.easybook.com
- Phone
- 1624
- customerservice@nakhonchaiair.com
- Website
- nakhonchaiair.com
Bus from Roi Et to Bangkok Nakon Chai Air Bus Station
- Ave. Duration
- 7h
- Frequency
- Every 4 hours
- Estimated price
- $15–25
- Book at
- https://12go.asia/en/operator/nakhonchai-air
- Website
- https://www.nakhonchaiair.com/view/
- Gold Class
- $17–19
- First Class
- $23–25
- Phone
- (+855) 81 911 911
- support@virakbuntham.com
- Website
- vireakbuntham.com
Bus from Bangkok Mochit Bus Terminal to Phnom Penh
- Ave. Duration
- 12h
- Frequency
- 4 times a day
- Estimated price
- $33
- Website
- https://vireakbuntham.com/
Bus from Bangkok to Phnom Penh Virak Buntham Express
- Ave. Duration
- 12h
- Frequency
- Every 4 hours
- Estimated price
- $29–32
- Website
- https://vireakbuntham.com/
Bus from Phnom Penh Virak Buntham Express to Sihanoukville Virak Buntham Express
- Ave. Duration
- 3h
- Frequency
- Hourly
- Estimated price
- $15
- Website
- https://vireakbuntham.com/
- Phone
- +66 56 720 720
- info@phetprasert.com
- Website
- phetprasert.com
Bus from Roi Et to Khon Kaen
- Ave. Duration
- 1h 50m
- Frequency
- 4 times a day
- Estimated price
- $3–7
- Book at
- https://12go.asia/en/operator/phet-prasert
- 13
- $3–4
- Phone
- 1490
- borkorsor@transport.co.th
- Website
- tcl99web.transport.co.th
Bus from Roi Et to Bangkok Mochit Bus Terminal
- Ave. Duration
- 12h 27m
- Frequency
- Twice daily
- Estimated price
- $13–120
- Book at
- https://12go.asia/en/operator/transport-co
- Website
- https://tcl99web.transport.co.th/Home
- Phone
- 02 629 1300
- Website
- 12go.asia
Bus from Bangkok Khao San Road to Phnom Penh
- Ave. Duration
- 14h 35m
- Frequency
- Every 4 hours
- Estimated price
- $38
- Schedules at
- 12go.asia
- Phone
- +84 93 927 41 60
- info@bienhatientravel.com
- Website
- bienhatientravel.com
Bus from Bien Ha Tien Travel Office to Sihanouk Ville Cambodia
- Ave. Duration
- 3h
- Frequency
- Twice daily
- Estimated price
- $23
- Schedules at
- bienhatientravel.com
- Book at
- bienhatientravel.com
- Phone
- (0297) 3980 111
- phuquoc.sales@superdong.com.vn
- Website
- superdong.com.vn
Car ferry from Phu Quoc to Ha Tien
- Ave. Duration
- 1h 15m
- Frequency
- 4 times a day
- Estimated price
- $8–14
- Schedules at
- superdong.com.vn
- Book at
- superdong.com.vn
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