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How to get fromPhnom Penh to Ko Samuiby bus, plane, train, ferry, or busferry

Find Transport to Ko Samui

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There are 10 ways to get from Phnom Penh to Ko Samui by bus, plane, train, 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.

  1. Bus to Phnom Penh, fly to Koh Samui Airport

    best
    1. Take the bus from Canadia Garden to Techo International Airportbus bus
    2. Fly from Phnom Penh (KTI) to Koh Samui Airport (USM)plane plane KTI - USM
    7h 52m
    ฿7,412–13,117

  2. Bus, bus and ferry

    cheapest
    1. Take the bus from Phnom Penh Virak Buntham Express to Bangkokbus bus
    2. Take the busferry from Bangkok Sai Tai Mai Terminal to Koh Samui Nathon Pierbusferry bus ferry
    27h 14m
    ฿1,742–3,045

  3. Bus, train

    1. Take the bus from Phnom Penh to Bangkok Mochit Bus Terminalbus bus
    2. Take the train from Krung Thep Aphiwat Central Terminal to Surat Thani Train Stationtrain train
    3. Take the bus from Surat Thani Airport to Na Thon Koh Samui Songsermbus bus
    26h 55m
    ฿2,197–2,884

  4. Bus, ferry

    1. Take the bus from Phnom Penh Virak Buntham Express to Bangkokbus bus
    2. Take the ferry from Boonsiri Khao San office to Koh Samui Transferferry ferry Boonsiri Khao San office - Koh Samui Transfer
    27h 45m
    ฿2,596–3,249

  5. Bus to Tan Son Nhat International Airport, fly to Koh Samui Airport

    1. Take the bus from Phnom Penh to Ho Chi Minhbus bus
    2. Fly from Tan Son Nhat International Airport (SGN) to Koh Samui Airport (USM)plane plane SGN - USM
    12h 40m
    ฿7,193–12,095

  6. Fly Phnom Penh to Surat Thani, bus

    1. Fly from Phnom Penh (KTI) to Surat Thani (URT)plane plane KTI - URT
    2. Take the bus from Surat Thani Airport to Na Thon Koh Samui Songsermbus bus
    11h 10m
    ฿3,562–10,367

  7. Fly Phnom Penh to Nakhon Si Thammarat, bus and ferry

    1. Fly from Phnom Penh (KTI) to Nakhon Si Thammarat (NST)plane plane KTI - NST
    2. Take the busferry from Nakhon Si Thammarat Airport to Koh Samui Nathon Pierbusferry bus ferry
    12h 30m
    ฿3,562–10,367

  8. Minivan, bus to Siem Reap, fly to Koh Samui Airport

    1. Take the bus from Phnom Pehn to Siem Reapbus bus
    2. Take the bus from Go Ho Travel Siem Reap to Siem Reap Airportbus bus
    3. Fly from Siem Reap (SAI) to Koh Samui Airport (USM)plane plane SAI - USM
    13h 18m
    ฿8,203–16,979

  9. Bus, ferry via Bangkok

    1. Take the bus from Phnom Penh to Bangkok Mochit Bus Terminalbus bus
    2. Take the ferry from Boonsiri Khao San office to Koh Samui Transferferry ferry Boonsiri Khao San office - Koh Samui Transfer
    28h 17m
    ฿2,731–2,738

  10. Minivan, bus, bus and ferry

    1. Take the bus from Phnom Penh to Battambangbus bus
    2. Take the bus from Battambang to Poipetbus bus
    3. Take the bus from Poi Pet to Travel Mart Watergate office, Bangkokbus bus
    4. Take the busferry from Bangkok Rajah Ferry Khao San to Lipa Noi Pierbusferry bus ferry
    31h 31m
    ฿2,178–2,732

Phnom Penh (KTI) to Koh Samui Airport (USM) flights

Calendar45Weekly Planes
Duration4h 28mAverage Duration
Ticket฿3,374Cheapest Price
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Comparing Your Travel Options

Map of how to get from Phnom Penh to Ko Samui.ExpandLaunch map view
  • Distance: 629.5 km
  • Duration: 7h 52m

What companies run services between Phnom Penh, Cambodia and Ko Samui, Thailand?

There is no direct connection from Phnom Penh to Ko Samui. However, you can take the bus to Techo International Airport, walk to Phnom-Penh-Airport-KTI airport, fly to Koh Samui Airport (USM), then take the taxi to Ko Samui. Alternatively, you can take a bus from Phnom Penh to Na Thon Koh Samui Songserm via Bangkok Mochit Bus Terminal, สถานีขนส่งหมอชิต 2, ด้านหลังสถานีกลางกรุงเทพอภิวัฒน์;Rear Krung Thep Aphiwat Central Terminal, Krung Thep Aphiwat Central Terminal, Surat Thani Train Station, Surat Thani Train Station, and Surat Thani Airport in around 26h 55m.

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