There are 7 ways to get from Ko Samui to Cambodia by plane, ferry, train, bus or bus and ferry

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2rio's travel planner.

Recommended option

Fly to Siem Reap  •  3 h 48 min

  1. Fly from Koh Samui (USM) to Siem Reap (REP) USM - REP

$253 - $739

Cheapest option

Bus and ferry, bus, train  •  36 h 7 min

  1. Take the bus and ferry from Koh Samui - Nathon to Rayong
  2. Take the bus from Rayong to Aranyaprathet
  3. Take the train from Poipet to Phnom Penh Station

$34 - $69

5 alternative options

Fly to Phnom Penh  •  4 h 21 min

  1. Fly from Koh Samui (USM) to Phnom Penh (PNH) USM - PNH

$286 - $633

Ferry, train, bus  •  25 h 7 min

  1. Take the ferry from Koh Samui Nathon Pier to Lomprayah Tapee River Surat Thani City
  2. Take the train from Suratthani Train Station to Bang Sue
  3. Take the bus from Bangkok Mochit Bus Terminal to Phnom Penh

$49 - $101

Bus and ferry Sombat Tour, bus  •  25 h 42 min

  1. Take the bus and ferry from Ko Samui to Bangkok Southern Bus Terminal
  2. Take the bus from Bangkok Mochit Bus Terminal to Phnom Penh

$34 - $57

Ferry, train  •  30 h 50 min

  1. Take the ferry from Koh Samui Nathon Pier to Lomprayah Tapee River Surat Thani City
  2. Take the train from Suratthani Train Station to Hua Lamphong
  3. Take the train from Hua Lamphong to Aranyaprathet
  4. Take the train from Poipet to Phnom Penh Station

$42 - $120

Bus and ferry Songserm, bus  •  32 h 20 min

  1. Take the bus and ferry from Ko Samui to Khaosan Road Songserm
  2. Take the bus from Khaosan Road Travel Mart to Phnom Penh

$60

Questions & Answers

The cheapest way to get from Ko Samui to Cambodia is to bus and ferry and bus which costs ฿1100 - ฿1900 and takes 25 h 42 min.

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The quickest way to get from Ko Samui to Cambodia is to fly which costs ฿8000 - ฿24000 and takes 3 h 48 min.

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No, there is no direct bus from Ko Samui to Cambodia. However, there are services departing from Ko Samui and arriving at Phnom Penh via Opposite Southern Bus Terminal, Opposite Mission Hospital and Bangkok Mochit Bus Terminal. The journey, including transfers, takes approximately 25 h 42 min.

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The distance between Ko Samui and Cambodia is 696 km.

The best way to get from Ko Samui to Cambodia without a car is to ferry and train and bus which takes 25 h 7 min and costs ฿1500 - ฿3300.

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It takes approximately 3 h 48 min to get from Ko Samui to Cambodia, including transfers.

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Ko Samui to Cambodia bus services, operated by Sombat Tour, depart from Ko Samui station.

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There is no direct flight from Koh Samui Airport to Siem Reap Airport. The quickest flight takes 3 h 15 min and has one stopover.

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Ko Samui to Cambodia bus services, operated by The Transport Company, arrive at Phnom Penh station.

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Thai Airways International, SilkAir and Bangkok Airways offer flights from Koh Samui Airport to Siem Reap Airport.

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Map of how to get from Ko Samui to Cambodia.
Launch map view
  • Distance: 434.7 miles
  • Duration: 3 h 48 min

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

Bangkok Airways, SilkAir and three other airlines fly from Ko Samui to Siem Reap hourly.

Airlines
Bangkok Airways
Website
bangkokair.com
Flights from Koh Samui to Siem Reap via Suvarnabhumi
Ave. Duration
3 h 20 min
When
Every day
Estimated price
$220 - $1,100
Flights from Koh Samui to Siem Reap via Krabi, Suvarnabhumi
Ave. Duration
6 h 25 min
When
Every day
Estimated price
$220 - $1,100
Flights from Koh Samui to Siem Reap via Phuket, Suvarnabhumi
Ave. Duration
7 h 15 min
When
Every day
Estimated price
$220 - $1,100
Flights from Koh Samui to Phnom Penh via Suvarnabhumi
Ave. Duration
3 h 43 min
When
Every day
Estimated price
$290 - $850
Flights from Koh Samui to Phnom Penh via Krabi, Suvarnabhumi
Ave. Duration
6 h 15 min
When
Every day
Estimated price
$290 - $850
Flights from Koh Samui to Phnom Penh via Phuket, Suvarnabhumi
Ave. Duration
6 h 55 min
When
Every day
Estimated price
$290 - $850
Thai Airways International
Website
thaiairways.com
Flights from Koh Samui to Siem Reap via Suvarnabhumi
Ave. Duration
3 h 20 min
When
Every day
Estimated price
$220 - $1,100
Flights from Koh Samui to Siem Reap via Phuket, Suvarnabhumi
Ave. Duration
6 h 20 min
When
Every day
Estimated price
$260 - $1,000
Flights from Koh Samui to Phnom Penh via Suvarnabhumi
Ave. Duration
3 h 50 min
When
Every day
Estimated price
$250 - $1,100
SilkAir
Website
silkair.com
Flights from Koh Samui to Siem Reap via Singapore
Ave. Duration
5 h 10 min
When
Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday
Estimated price
$410 - $2,900
Flights from Koh Samui to Phnom Penh via Singapore
Ave. Duration
5 h 40 min
When
Every day
Estimated price
$750 - $2,500
Train operators
State Railway of Thailand
Website
railway.co.th
Train from Suratthani Train Station to Bang Sue
Ave. Duration
8 h 40 min
Frequency
Every 4 hours
Estimated price
$12 - $50
Schedules at
railway.co.th
Book at
12go.asia
3rd Class (Seat)
$6 - $9
2nd Class (Seat)
$12 - $18
2nd Class (Berth)
$22 - $29
1st Class (Berth)
$35 - $50
Train from Suratthani Train Station to Hua Lamphong
Ave. Duration
9 h 5 min
Frequency
Every 4 hours
Estimated price
$12 - $50
Schedules at
railway.co.th
Book at
12go.asia
3rd Class (Seat)
$6 - $9
2nd Class (Seat)
$12 - $18
2nd Class (Berth)
$22 - $29
1st Class (Berth)
$35 - $50
Train from Hua Lamphong to Aranyaprathet
Ave. Duration
5 h 40 min
Frequency
Once daily
Estimated price
$9 - $35
Schedules at
railway.co.th
Book at
12go.asia
3rd Class (Seat)
$3 - $7
2nd Class (Seat)
$9 - $14
2nd Class (Berth)
$19 - $25
1st Class (Berth)
$27 - $35
Royal Railway Cambodia
Website
royal-railway.com
Train from Poipet to Phnom Penh Station
Ave. Duration
9 h
Frequency
Once daily
Estimated price
$0 - $12
Schedules at
facebook.com
Bus operators
Songserm
Website
songserm.com
Bus and ferry from Ko Samui to Khaosan Road Songserm
Ave. Duration
17 h 20 min
Frequency
Twice daily
Estimated price
$27
Schedules at
songserm.com
Book at
12go.asia
Travel Mart
Website
12go.asia
Bus from Khaosan Road Travel Mart to Phnom Penh
Ave. Duration
14 h
Frequency
Twice daily
Estimated price
$34
Schedules at
12go.asia
Yellow Bus
Website
iloveyellowbus.com
Bus and ferry from Koh Samui - Nathon to Rayong
Ave. Duration
17 h
Frequency
3 times a day
Estimated price
$21 - $40
Schedules at
iloveyellowbus.com
Bus from Rayong to Aranyaprathet
Ave. Duration
6 h 55 min
Frequency
Every 3 hours
Estimated price
$11 - $16
Schedules at
iloveyellowbus.com
Ferry operators

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