There are 5 ways to get from Siem Reap to Ko Samui by plane, bus, bus and ferry, train or 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  •  3 h 53 min

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

$252 - $739

Cheapest option

Bus The Transport Company, bus and ferry  •  19 h 48 min

  1. Take the bus from Siem Reap to Bangkok Mochit Bus Terminal
  2. Take the bus from Bangkok Mochit Bus Terminal to Surat Thani
  3. Take the bus and ferry from Surat Thani to Koh Samui - Nathon

$34 - $57

3 alternative options

Bus, train, ferry  •  20 h 47 min

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

$42 - $96

Bus, train, bus and ferry  •  24 h 5 min

  1. Take the bus from Siem Reap Virak Buntham Express to Poipet
  2. Take the train from Aranyaprathet to Hua Lamphong
  3. Take the train from Hua Lamphong to Suratthani Train Station
  4. Take the bus and ferry from Surat Thani to Koh Samui - Nathon

$38 - $105

Bus, bus and ferry Songserm  •  26 h 20 min

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

$54

Questions & Answers

The cheapest way to get from Siem Reap to Ko Samui is to bus and bus and ferry which costs $54 and takes 26 h 20 min.

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The quickest way to get from Siem Reap to Ko Samui is to fly which costs $250 - $750 and takes 3 h 53 min.

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No, there is no direct bus from Siem Reap to Ko Samui. However, there are services departing from Siem Reap and arriving at Koh Samui - Nathon via Bangkok Mochit Bus Terminal and Surat Thani. The journey, including transfers, takes approximately 19 h 48 min.

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The distance between Siem Reap and Ko Samui is 603 km.

The best way to get from Siem Reap to Ko Samui without a car is to bus and bus and ferry which takes 19 h 48 min and costs $30 - $60.

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It takes approximately 3 h 53 min to get from Siem Reap to Ko Samui, including transfers.

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Siem Reap to Ko Samui bus services, operated by The Transport Company, depart from Siem Reap station.

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There is no direct flight from Siem Reap Airport to Koh Samui Airport. The quickest flight takes 3 h 20 min and has one stopover.

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Siem Reap to Ko Samui bus services, operated by Yellow Bus, arrive at Koh Samui - Nathon station.

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

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There are 1901+ hotels available in Ko Samui. Prices start at $21 USD per night.

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The best way to get from Siem Reap to Siem Reap Airport is to taxi which takes 7 min and costs $7 - $9.

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Map of how to get from Siem Reap to Ko Samui.
Launch map view
  • Distance: 377 miles
  • Duration: 3 h 53 min

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

Bangkok Airways, Thai Smile and six other airlines fly from Siem Reap to Ko Samui hourly.

Airlines
Bangkok Airways
Website
bangkokair.com
Flights from Siem Reap to Koh Samui via Suvarnabhumi
Ave. Duration
3 h 43 min
When
Every day
Estimated price
$220 - $1,100
Flights from Siem Reap to Koh Samui via Phuket
Ave. Duration
3 h 50 min
When
Monday, Wednesday, Friday and Sunday
Estimated price
$120 - $330
SilkAir
Website
silkair.com
Flights from Siem Reap to Koh Samui via Singapore
Ave. Duration
6 h 12 min
When
Every day
Estimated price
$410 - $2,900
Flights from Siem Reap to Koh Samui via Phuket
Ave. Duration
3 h 50 min
When
Monday, Wednesday, Friday and Sunday
Estimated price
$120 - $330
Malaysia Airlines
Website
malaysiaairlines.com
Flights from Siem Reap to Koh Samui via Kuala Lumpur, Phuket
Ave. Duration
7 h
When
Wednesday, Saturday and Sunday
Estimated price
$250 - $1,200
Train operators
State Railway of Thailand
Website
railway.co.th
Train from Bang Sue to Suratthani Train Station
Ave. Duration
8 h 18 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 Aranyaprathet to Hua Lamphong
Ave. Duration
5 h 45 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
Train from Hua Lamphong to Suratthani Train Station
Ave. Duration
8 h 40 min
Frequency
4 times a day
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
Bus operators
The Transport Company
Website
home.transport.co.th
Bus from Siem Reap to Bangkok Mochit Bus Terminal
Ave. Duration
7 h
Frequency
Twice daily
Estimated price
$10 - $24
Schedules at
home.transport.co.th
Bus from Bangkok Mochit Bus Terminal to Surat Thani
Ave. Duration
10 h
Frequency
Every 15 minutes
Estimated price
$16 - $24
Schedules at
home.transport.co.th
Yellow Bus
Website
iloveyellowbus.com
Bus and ferry from Surat Thani to Koh Samui - Nathon
Ave. Duration
1 h 30 min
Frequency
Twice daily
Estimated price
$8 - $10
Schedules at
iloveyellowbus.com
Virak Buntham
Website
virakbuntham.com
Bus from Siem Reap Virak Buntham Express to Poipet
Ave. Duration
3 h
Frequency
Twice daily
Estimated price
$7
Schedules at
virakbuntham.com
Book at
bookmebus.com
Travel Mart
Website
12go.asia
Bus from Siem Reap to Khaosan Road Travel Mart
Ave. Duration
8 h
Frequency
Twice daily
Estimated price
$27
Schedules at
12go.asia
Songserm
Website
songserm.com
Bus and ferry from Khaosan Road Songserm to Ko Samui
Ave. Duration
17 h 20 min
Frequency
Twice daily
Estimated price
$27
Schedules at
songserm.com
Book at
12go.asia
Ferry operators

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