Rome2Rio

How to get fromKoh Samui Airport (USM) to Phnom Penhby plane, bus, ferry, train, or busferry

Find Transport to Phnom Penh

See all options

There are 8 ways to get from Koh Samui Airport (USM) to Phnom Penh by plane, bus, ferry, train, 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. Fly to Phnom Penh, bus

    best
    1. Fly from Koh Samui Airport (USM) to Phnom Penh (KTI)plane plane USM - KTI
    2. Take the bus from Techo International Airport to Canadia Gardenbus bus
    5h 37m
    $201–293

  2. Ferry, train, bus

    cheapest
    1. Take the ferry from Koh Samui Airport to Koh Phangan Thong Sala Pierferry ferry
    2. Take the ferry from Thong Sala Koh Phangan to Chumphon Train Stationferry ferry
    3. Take the train from Chumphon to Krung Thep Aphiwat Central Terminaltrain train
    4. Take the bus from Bangkok Mochit Bus Terminal to Phnom Penhbus bus
    28h
    $53–95

  3. Ferry, bus via Bangkok

    1. Take the ferry from Koh Samui Airport to Koh Phangan Thong Sala Pierferry ferry
    2. Take the ferry from Thong Sala Koh Phangan to Boonsiri Khao San officeferry ferry
    3. Take the bus from Bangkok to Phnom Penh Virak Buntham Expressbus bus
    27h 19m
    $68–143

  4. Bus

    1. Take the bus from Samui Airport to Thong Sala Koh Phanganbus bus
    2. Take the bus from Thong Sala Koh Phangan to Boonsiri Khao San officebus bus
    3. Take the bus from Bangkok to Phnom Penh Virak Buntham Expressbus bus
    27h 19m
    $86–122

  5. Fly to Tan Son Nhat International Airport, bus

    1. Fly from Koh Samui Airport (USM) to Tan Son Nhat International Airport (SGN)plane plane USM - SGN
    2. Take the bus from Ho Chi Minh to Phnom Penhbus bus
    11h 1m
    $191–318

  6. Fly to Siem Reap, bus, Minivan

    1. Fly from Koh Samui Airport (USM) to Siem Reap (SAI)plane plane USM - SAI
    2. Take the bus from Siem Reap Airport to Go Ho Travel Siem Reapbus bus
    3. Take the bus from Siem Reap to Phnom Pehnbus bus
    11h 2m
    $250–408

  7. Ferry, bus

    1. Take the ferry from Koh Samui Airport to Koh Phangan Thong Sala Pierferry ferry
    2. Take the ferry from Thong Sala Koh Phangan to Boonsiri Khao San officeferry ferry
    3. Take the bus from Bangkok Khao San Road to Phnom Penhbus bus
    29h 27m
    $76–115

  8. Ferry, bus and ferry, bus

    1. Take the ferry from Koh Samui Airport to Koh Phangan Thong Sala Pierferry ferry
    2. Take the busferry from Thong Sala Koh Phangan to Mochit New Van Terminalbusferry bus ferry
    3. Take the bus from Bangkok Mochit Bus Terminal to Siem Reapbus bus
    4. Take the bus from Siem Reap Giant Ibis to Sakura Avenue Phnom Penhbus bus
    33h 30m
    $70–227

Koh Samui Airport (USM) to Phnom Penh by ferry and bus

Calendar7Weekly Services
Duration29h 27mAverage Duration
Ticket$76Cheapest Price
See schedules

Questions & Answers

Map of how to get from Koh Samui Airport (USM) to Phnom Penh.ExpandLaunch map view
  • Distance: 601 km
  • Duration: 5h 37m

What companies run services between Koh Samui Airport (USM), Thailand and Phnom Penh, Cambodia?

You can take a bus from Samui Airport to Phnom Penh Virak Buntham Express via Thong Sala Koh Phangan, Boonsiri Khao San office, Khok Wua Intersection, Ratchathewi District Office, and Bangkok in around 27h 19m.

Airlines
Train operators
Bus operators
Ferry operators

Want to know more about travelling around the world?

Rome2Rio's Travel Guide series provide vital information for the global traveller. Read our range of informative guides on popular transport routes and companies - including Flying into Beijing?, Is ride-sharing platform BlaBlaCar right for you?, and Getting to Milan from the airport - to help you get the most out of your next trip.