There are 7 ways to get from Ko Samui to Cambodia by plane, bus, busferry, ferry, or train
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly to Siem Reap, bus
best- Fly from Koh Samui Airport (USM) to Siem Reap (SAI)plane USM - SAI
- Take the bus from Siem Reap Airport to Siem Reap Townbus
5h 42m$246–424Bus and ferry, bus
cheapest- Take the busferry from Koh Samui Nathon Pier to Bangkok Sai Tai Mai Terminalbusferry
- Take the bus from Bangkok Mochit Bus Terminal to Phnom Penhbus
26h 58m$58–75Ferry, bus via Bangkok
- Take the ferry from Koh Samui Transfer to Boonsiri Khao San officeferry Koh Samui Transfer - Boonsiri Khao San office
- Take the bus from Bangkok to Phnom Penh Virak Buntham Expressbus
27h 57m$74–145Fly to Phnom Penh, bus
- Fly from Koh Samui Airport (USM) to Phnom Penh (KTI)plane USM - KTI
- Take the bus from Techo International Airport to Canadia Gardenbus
6h$239–375Bus and ferry, train, bus
- Take the busferry from Koh Samui Nathon Pier to Surat Thani Train stationbusferry
- Take the train from Surat Thani Train Station to Krung Thep Aphiwat Central Terminaltrain
- Take the bus from Bangkok Mochit Bus Terminal to Phnom Penhbus
27h 53mFerry, bus
- Take the ferry from Koh Samui Transfer to Boonsiri Khao San officeferry Koh Samui Transfer - Boonsiri Khao San office
- Take the bus from Bangkok Khao San Road to Phnom Penhbus
29h 42m$81–116Ferry, bus via Siem Reap
- Take the ferry from Koh Samui Nathon Pier to Saengthong Rice Pierferry
- Take the bus from Bangkok Mochit Bus Terminal to Siem Reapbus
- Take the bus from Siem Reap Giant Ibis to Sakura Avenue Phnom Penhbus
39h 3m$181–294
Ko Samui to Cambodia by ferry and bus
Questions & Answers
The cheapest way to get from Ko Samui to Cambodia is to bus and ferry and bus which costs $55 - $75 and takes 26h 58m.
The fastest way to get from Ko Samui to Cambodia is to fly and bus which takes 5h 42m and costs $240 - $430.
No, there is no direct bus from Ko Samui to Cambodia. However, there are services departing from Koh Samui Nathon Pier and arriving at Phnom Penh via บรมราชชนนี 58;Borommaratchachonnani 58, ตึกแดง จตุจักร;Tuek Daeng Chatuchak and Bangkok Mochit Bus Terminal. The journey, including transfers, takes approximately 26h 58m.
The distance between Ko Samui and Cambodia is 690 km.
The best way to get from Ko Samui to Cambodia without a car is to bus and ferry and bus which takes 26h 58m and costs $55 - $75.
It takes approximately 5h 42m to get from Ko Samui to Cambodia, including transfers.
Ko Samui to Cambodia bus services, operated by Sombat Tour, depart from Koh Samui Nathon Pier station.
Ko Samui to Cambodia bus services, operated by Sombat Tour, arrive at Bangkok Sai Tai Mai Terminal station.
There are 525+ hotels available in Cambodia.
What companies run services between Ko Samui, Thailand and Cambodia?
There is no direct connection from Ko Samui to Cambodia. However, you can take the taxi to Koh-Samui-Airport-USM airport, fly to Siem Reap (SAI), walk to Siem Reap Airport, then take the bus to Siem Reap Town. Alternatively, you can take a vehicle from Koh Samui Nathon Pier to Phnom Penh via Bangkok, Bus Terminal (South), บรมราชชนนี 58;Borommaratchachonnani 58, ตึกแดง จตุจักร;Tuek Daeng Chatuchak, หน้าสถานีขนส่งหมอชิต 2;Mo Chit Bus Terminal, and Bangkok Mochit Bus Terminal in around 26h 58m.
- Website
- bangkokair.com
Flights from Koh Samui Airport to Siem Reap via Suvarnabhumi
- Ave. Duration
- 3h 30m
- When
- Every day
- Estimated price
- $200–380
Flights from Koh Samui Airport to Phnom Penh via Suvarnabhumi
- Ave. Duration
- 3h 55m
- When
- Every day
- Estimated price
- $160–300
Flights from Koh Samui Airport to Phnom Penh via Phuket, Suvarnabhumi
- Ave. Duration
- 7h 10m
- When
- Every day
- Estimated price
- $160–300
- Website
- thaiairways.com
Flights from Koh Samui Airport to Siem Reap via Suvarnabhumi
- Ave. Duration
- 3h 30m
- When
- Every day
- Estimated price
- $200–380
Flights from Koh Samui Airport to Phnom Penh via Suvarnabhumi
- Ave. Duration
- 3h 55m
- When
- Every day
- Estimated price
- $140–380
- Website
- turkishairlines.com
Flights from Koh Samui Airport to Siem Reap via Suvarnabhumi
- Ave. Duration
- 3h 30m
- When
- Every day
- Estimated price
- $200–380
Flights from Koh Samui Airport to Phnom Penh via Suvarnabhumi
- Ave. Duration
- 5h 5m
- When
- Monday, Thursday, and Saturday
- Estimated price
- $190–750
- Website
- singaporeair.com
Flights from Koh Samui Airport to Siem Reap via Singapore Changi
- Ave. Duration
- 6h 30m
- When
- Wednesday, Friday, and Sunday
- Estimated price
- $200–1,100
Flights from Koh Samui Airport to Phnom Penh via Singapore Changi
- Ave. Duration
- 5h 47m
- When
- Every day
- Estimated price
- $160–800
- Website
- airasia.com
Flights from Koh Samui Airport to Siem Reap via Phuket
- Ave. Duration
- 3h 55m
- When
- Every day
- Estimated price
- $230–380
Flights from Koh Samui Airport to Siem Reap via Don Muang
- Ave. Duration
- 4h 35m
- When
- Every day
- Estimated price
- $200–380
- Website
- emirates.com
Flights from Koh Samui Airport to Siem Reap via Suvarnabhumi
- Ave. Duration
- 3h 35m
- When
- Every day
- Estimated price
- $200–380
- Phone
- 1690
- [email protected]
- Website
- dticket.railway.co.th
Train from Surat Thani Train Station to Krung Thep Aphiwat Central Terminal
- Ave. Duration
- 10h 39m
- Frequency
- Every 3 hours
- Estimated price
- $6–27
- Book at
- https://12go.asia/en/operator/thai-railways
- Website
- https://dticket.railway.co.th/DTicketPublicWeb/home/Home
- 1st Class (Air-Conditioned Berth)
- $19–27
- 3rd Class (Seat)
- $7–9
- 2nd Class (Air-Conditioned Berth)
- $6–9
- 2nd Class (Air-conditioned Seat)
- $16–18
- Website
- siemreap.net
Bus from Siem Reap Airport to Siem Reap Town
- Ave. Duration
- 50 min
- Frequency
- Every 3 hours
- Estimated price
- $8–10
- Schedules at
- siemreap.net
- Phone
- +66 2 936 3256
- Website
- sombattour.com
Busferry from Koh Samui Nathon Pier to Bangkok Sai Tai Mai Terminal
- Ave. Duration
- 12h 50m
- Frequency
- Twice daily
- Estimated price
- $23–40
- Book at
- https://12go.asia/en/operator/sombat-tour
- Website
- https://www.sombattour.com/
- Phone
- (+855) 81 911 911
- [email protected]
- Website
- vireakbuntham.com
Bus from Bangkok to Phnom Penh Virak Buntham Express
- Ave. Duration
- 12h
- Frequency
- Every 4 hours
- Estimated price
- $29–65
- Schedules at
- vireakbuntham.com
- Book at
- 12go.asia
- Phone
- (855) 097 2473 773
- Website
- tourismcambodia.com
Bus from Techo International Airport to Canadia Garden
- Ave. Duration
- 1h
- Frequency
- Every 15 minutes
- Estimated price
- $1
- Schedules at
- tourismcambodia.com
- Phone
- +66 89 873 0008
- [email protected]
- Website
- lomprayah.com
Busferry from Koh Samui Nathon Pier to Surat Thani Train station
- Ave. Duration
- 2h 20m
- Frequency
- 3 times a day
- Schedules at
- lomprayah.com
- Book at
- 12go.asia
- 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
- $37
- Schedules at
- travelmartbangkok.com
- Phone
- 1490
- [email protected]
- Website
- tcl99web.transport.co.th
Bus from Bangkok Mochit Bus Terminal to Siem Reap
- Ave. Duration
- 7h
- Frequency
- Twice daily
- Estimated price
- $10–95
- Book at
- https://12go.asia/en/operator/transport-co
- Website
- https://tcl99web.transport.co.th/Home
- Phone
- +855 969993333
- [email protected]
- Website
- giantibis.com
Bus from Siem Reap Giant Ibis to Sakura Avenue Phnom Penh
- Ave. Duration
- 6h
- Frequency
- Every 4 hours
- Estimated price
- $17–45
- Website
- https://www.giantibis.com/
- Phone
- +66 9 4724 4555
- [email protected]
- Website
- boonsiriferry.com
Ferry from Koh Samui Transfer to Boonsiri Khao San office
- Ave. Duration
- 14h
- Frequency
- Once daily
- Estimated price
- $40–80
- Book at
- https://12go.asia/en/operator/boonsiri-high-speed-ferries
- Website
- https://boonsiriferry.com/en
Ferry from Koh Samui Transfer to Boonsiri Khao San office
- Ave. Duration
- 14h
- Frequency
- Once daily
- Estimated price
- $40–80
- Book at
- https://12go.asia/en/operator/boonsiri-high-speed-ferries
- Website
- https://boonsiriferry.com/en
- [email protected]
- Website
- theseahorseferry.com
Ferry from Koh Samui Nathon Pier to Saengthong Rice Pier
- Ave. Duration
- 22h
- Frequency
- Twice a week
- Estimated price
- $152
- Schedules at
- theseahorseferry.com
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