There are 4 ways to get from Sihanoukville to Ko Samui (Island) by plane, bus, ferry, or busferry
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly
best- Fly from Sihanoukville (KOS) to Koh Samui Airport (USM)plane KOS - USM
7h 16m฿11,646–27,309Van, bus, ferry
cheapest- Take the bus from Sihanoukville Virak Buntham Express to Phnom Penh Virak Buntham Expressbus
- Take the bus from Phnom Penh Virak Buntham Express to Bangkokbus
- Take the ferry from Boonsiri Khao San office to Bangrak Seatran Pierferry
30h 40m฿2,598–4,892Van, bus
- Take the bus from Sihanoukville Virak Buntham Express to Phnom Penh Virak Buntham Expressbus
- Take the bus from Phnom Penh Virak Buntham Express to Bangkokbus
- Take the bus from Boonsiri Khao San office to Bangrak Seatran Pierbus
30h 42m฿2,749–4,243Bus, bus and ferry
- Take the bus from Sihanoukville Bus Terminal to Phnom Penhbus
- Take the bus from Phnom Penh to Bangkok Mochit Bus Terminalbus
- Take the busferry from Southern Bus Terminal Pinklao Bangkok to Pralarn Pierbusferry
33h 25m฿3,027
Sihanoukville (KOS) to Koh Samui Airport (USM) flights
Questions & Answers
The cheapest way to get from Sihanoukville to Ko Samui (Island) is to bus and bus and ferry which costs ฿3027 and takes 33h 25m.
The fastest way to get from Sihanoukville to Ko Samui (Island) is to fly which takes 7h 16m and costs ฿11000 - ฿28000.
No, there is no direct bus from Sihanoukville to Ko Samui (Island). However, there are services departing from Sihanoukville Virak Buntham Express and arriving at Bangrak Seatran Pier via Phnom Penh Virak Buntham Express, Bangkok Business College and Boonsiri Khao San office. The journey, including transfers, takes approximately 30h 42m.
The distance between Sihanoukville and Ko Samui (Island) is 425 km.
The best way to get from Sihanoukville to Ko Samui (Island) without a car is to Van and bus and ferry which takes 30h 40m and costs ฿2600 - ฿4900.
It takes approximately 7h 16m to get from Sihanoukville to Ko Samui (Island), including transfers.
Sihanoukville to Ko Samui (Island) bus services, operated by Virak Buntham, depart from Sihanoukville Virak Buntham Express station.
The best way to get from Sihanoukville to Ko Samui (Island) is to fly which takes 7h 16m and costs ฿11000 - ฿28000. Alternatively, you can Van and bus, which costs ฿2700 - ฿4300 and takes 30h 42m.
Sihanoukville to Ko Samui (Island) bus services, operated by Virak Buntham, arrive at Phnom Penh Virak Buntham Express station.
Book your Sihanoukville to Ko Samui (Island) bus tickets online with 12go.asia.
What companies run services between Sihanoukville, Cambodia and Ko Samui (Island), Thailand?
Cambodia Angkor Air, Vietnam Airlines, and five other airlines fly from Sihanoukville (KOS) to Koh Samui Airport (USM) twice daily. Alternatively, you can take a bus from Sihanoukville Virak Buntham Express to Bangrak Seatran Pier via Phnom Penh Virak Buntham Express, Bangkok, Bangkok Business College, Khok Wua Intersection Opposite Lottery, and Boonsiri Khao San office in around 30h 42m.
- Website
- bangkokair.com
Flights from Sihanoukville to Koh Samui Airport via Phnom Penh, Suvarnabhumi
- Ave. Duration
- 13h 5m
- When
- Wednesday, Friday, and Sunday
- Estimated price
- ฿12,000–24,000
Flights from Sihanoukville to Koh Samui Airport via Tan Son Nhat, Phuket
- Ave. Duration
- 13h 10m
- When
- Tuesday, Saturday, and Sunday
- Estimated price
- ฿8,000–23,000
Flights from Sihanoukville to Koh Samui Airport via Kuala Lumpur, Krabi
- Ave. Duration
- 7h
- When
- Tuesday, Thursday, and Saturday
- Estimated price
- ฿10,000–26,000
- Website
- malaysiaairlines.com
Flights from Sihanoukville to Koh Samui Airport via Kuala Lumpur, Phuket
- Ave. Duration
- 8h 10m
- When
- Tuesday, Thursday, and Saturday
- Estimated price
- ฿10,000–27,000
Flights from Sihanoukville to Koh Samui Airport via Tan Son Nhat, Phuket
- Ave. Duration
- 13h 10m
- When
- Tuesday, Saturday, and Sunday
- Estimated price
- ฿8,000–23,000
- Website
- vietnamairlines.com
Flights from Sihanoukville to Koh Samui Airport via Tan Son Nhat, Suvarnabhumi
- Ave. Duration
- 7h 55m
- When
- Tuesday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- ฿8,000–23,000
- Phone
- (+855) 81 911 911
- [email protected]
- Website
- vireakbuntham.com
Bus from Sihanoukville Virak Buntham Express to Phnom Penh Virak Buntham Express
- Ave. Duration
- 3h
- Frequency
- Hourly
- Estimated price
- ฿330–700
- Schedules at
- vireakbuntham.com
- Book at
- 12go.asia
Bus from Phnom Penh Virak Buntham Express to Bangkok
- Ave. Duration
- 12h 30m
- Frequency
- Hourly
- Estimated price
- ฿950–2,100
- Schedules at
- vireakbuntham.com
- Book at
- 12go.asia
Bus from Sihanoukville Virak Buntham Express to Phnom Penh Virak Buntham Express
- Ave. Duration
- 3h
- Frequency
- Hourly
- Estimated price
- ฿330–700
- Schedules at
- vireakbuntham.com
- Book at
- 12go.asia
Bus from Phnom Penh Virak Buntham Express to Bangkok
- Ave. Duration
- 12h 30m
- Frequency
- Hourly
- Estimated price
- ฿950–2,100
- Schedules at
- vireakbuntham.com
- Book at
- 12go.asia
- Phone
- +66 9 4724 4555
- [email protected]
- Website
- boonsiriferry.com
Bus from Boonsiri Khao San office to Bangrak Seatran Pier
- Ave. Duration
- 12h 45m
- Frequency
- Once daily
- Estimated price
- ฿1,451
- Book at
- https://12go.asia/en/operator/boonsiri-high-speed-ferries
- Website
- https://boonsiriferry.com/en
- Phone
- +66 89 873 0008
- [email protected]
- Website
- lomprayah.com
Busferry from Southern Bus Terminal Pinklao Bangkok to Pralarn Pier
- Ave. Duration
- 14h 30m
- Frequency
- Once daily
- Estimated price
- ฿1,450
- Schedules at
- lomprayah.com
- Book at
- 12go.asia
- Phone
- +66 9 4724 4555
- [email protected]
- Website
- boonsiriferry.com
Ferry from Boonsiri Khao San office to Bangrak Seatran Pier
- Ave. Duration
- 12h 45m
- Frequency
- Once daily
- Estimated price
- ฿1,300–2,100
- Book at
- https://12go.asia/en/operator/boonsiri-high-speed-ferries
- Website
- https://boonsiriferry.com/en
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