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There are 5 ways to get from Siem Reap to Ko Samui by plane, bus, train 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  •  4h 36m

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

$231 - $712

Cheapest option

Bus, bus and ferry Sombat Tour  •  20h 3m

  1. Take the bus from Siem Reap Virak Buntham Express to Poipet
  2. Take the bus from Rongkleu Market Aranyaprathet to Bangkok Mochit 921 / ...
  3. Take the bus and ferry from Bangkok Southern Bus Terminal to Ko Samui

$34 - $45

3 alternative options

Bus, train, bus and ferry  •  18h 52m

  1. Take the bus from Siem Reap Virak Buntham Express to Poipet
  2. Take the bus from Rongkleu Market Aranyaprathet to Bangkok Mochit 921 / ...
  3. Take the train from Bang Sue to Surat Thani Train Station
  4. Take the bus and ferry from Surat Thani to Koh Samui - Nathon

$37 - $77

Bus, bus and ferry Songserm  •  26h 20m

  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

$53

Bus, bus and ferry Yellow Bus  •  29h 10m

  1. Take the bus from Siem Reap Virak Buntham Express to Poipet
  2. Take the bus from Aranyaprathet to Rayong
  3. Take the bus and ferry from Rayong to Koh Samui - Nathon

$42 - $54

Questions & Answers

The cheapest way to get from Siem Reap to Ko Samui is to bus and bus and ferry which costs $30 - $45 and takes 20h 3m.

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The quickest way to get from Siem Reap to Ko Samui is to fly which costs $230 - $750 and takes 4h 36m.

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No, there is no direct bus from Siem Reap to Ko Samui. However, there are services departing from Siem Reap Virak Buntham Express and arriving at Ko Samui via Rongkleu Market Aranyaprathet, Mochit 2 Bus Depot, Prasat Neurological Institute and Bangkok Southern Bus Terminal. The journey, including transfers, takes approximately 20h 3m.

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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 train and bus and ferry which takes 18h 52m and costs $35 - $80.

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It takes approximately 4h 36m to get from Siem Reap to Ko Samui, including transfers.

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Siem Reap to Ko Samui bus services, operated by Virak Buntham, depart from Siem Reap Virak Buntham Express station.

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

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Siem Reap to Ko Samui bus services, operated by Sombat Tour, arrive at Ko Samui station.

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

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Map of how to get from Siem Reap to Ko Samui.
Launch map view
  • Distance: 377 miles
  • Duration: 4h 36m

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

Bangkok Airways, Thai Smile and three 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
3h 18m
When
Every day
Estimated price
$220 - $1,100
Flights from Siem Reap to Koh Samui via Suvarnabhumi, Phuket
Ave. Duration
7h 20m
When
Every day
Estimated price
$220 - $1,100
Flights from Siem Reap to Koh Samui via Phuket
Ave. Duration
3h 40m
When
Every day
Estimated price
$120 - $330
SilkAir
Website
silkair.com
Flights from Siem Reap to Koh Samui via Singapore Changi
Ave. Duration
5h 20m
When
Thursday and Friday
Estimated price
$410 - $2,900
Flights from Siem Reap to Koh Samui via Phuket
Ave. Duration
3h 40m
When
Every day
Estimated price
$120 - $330
Train operators
State Railway of Thailand
Phone
1690
Email
webmaster.srt@railway.co.th
Website
railway.co.th
Train from Bang Sue to Surat Thani Train Station
Ave. Duration
8h 18m
Frequency
Hourly
Estimated price
$12 - $50
Schedules at
railway.co.th
Book at
12go.asia
3rd Class (Seat)
$5 - $9
2nd Class (Seat)
$12 - $17
2nd Class (Berth)
$21 - $29
1st Class (Berth)
$35 - $50
Bus operators
Virak Buntham
Phone
016 786 270
Email
support@virakbuntham.com
Website
virakbuntham.com
Bus from Siem Reap Virak Buntham Express to Poipet
Ave. Duration
3h
Frequency
Twice daily
Estimated price
$9
Schedules at
virakbuntham.com
Book at
bookmebus.com
Air Aran Pathana
Phone
037 247 574
Email
airaran@hotmail.com
Website
airaran.co.th
Bus from Rongkleu Market Aranyaprathet to Bangkok Mochit
Ave. Duration
2h
Frequency
Hourly
Estimated price
$7
Schedules at
airaran.co.th
Book at
12go.asia
Yellow Bus
Phone
038-967965-7
Email
yellowbus2008@gmail.com
Website
iloveyellowbus.com
Bus and ferry from Surat Thani to Koh Samui - Nathon
Ave. Duration
1h 30m
Frequency
Twice daily
Estimated price
$8 - $10
Schedules at
iloveyellowbus.com
Bus from Aranyaprathet to Rayong
Ave. Duration
6h 25m
Frequency
Every 4 hours
Estimated price
$11 - $14
Schedules at
iloveyellowbus.com
Bus and ferry from Rayong to Koh Samui - Nathon
Ave. Duration
16h 30m
Frequency
Twice daily
Estimated price
$21 - $29
Schedules at
iloveyellowbus.com
Travel Mart
Website
12go.asia
Bus from Siem Reap to Khaosan Road Travel Mart
Ave. Duration
8h
Frequency
Twice daily
Estimated price
$27
Schedules at
12go.asia
Songserm
Phone
+662 629 3415
Email
info@songserm.com
Website
songserm.com
Bus and ferry from Khaosan Road Songserm to Ko Samui
Ave. Duration
17h 20m
Frequency
Twice daily
Estimated price
$26
Schedules at
songserm.com
Book at
12go.asia

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More Questions & Answers

There are 2022+ hotels available in Ko Samui. Prices start at $22 USD per night.

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

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