There are 11 ways to get from Roi Et to Ko Samui by bus, ferry, train, car, car ferry, plane, or taxi
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Bus, ferry
best- Take the bus from Roi Et to Bangkok Nakon Chai Air Bus Stationbus
- Take the ferry from Bangkok Khao San to Koh Tao Pierferry
- Take the ferry from Koh Tao Songserm to Na Thon Koh Samui Songsermferry
16h 47m฿2,538–3,208Bus, train via Surin
cheapest- Take the bus from Roi Et to Surinbus
- Take the train from Surin to Krung Thep Aphiwat Central Terminaltrain 24
- Take the train from Krung Thep Aphiwat Central Terminal to Na Thon Seatran Ferry Piertrain
27h 53m฿1,165–2,685Bus, train
- Take the bus from Roi Et to Khon Kaenbus 874
- Take the train from Khon Kaen to Krung Thep Aphiwat Central Terminaltrain 26
- Take the train from Krung Thep Aphiwat Central Terminal to Lomprayah Nathon Piertrain
25h 6m฿1,704–2,858Drive, car ferry
- Drive from Roi Et to Raja Ferry Donsak Piercar
- Take the carferry from Raja Ferry Donsak Pier to Lipa Noi Piercarferry
18h 36m฿5,685–8,154Bus to Ubon Ratchathani Airport, fly
- Take the bus from Roi Et to Ubon Ratchathanibus
- Fly from Ubon Ratchathani Airport (UBP) to Koh Samui Airport (USM)plane UBP - USM
10h 9m฿6,966–11,644Bus via Bangkok
- Take the bus from Roi Et to Bangkok Nakon Chai Air Bus Stationbus Roi Et - Nakhonchaiair Station Bangkok
- Take the bus from Mochit 2 Bus Terminal to Nathon Pier Koh Samuibus Mochit 2 Bus Terminal - Nathon Pier Koh Samui
20h 35m฿1,606–2,463Bus
- Take the bus from Roi Et to Bangkok Mochit Bus Terminalbus
- Take the bus from Krung Thep Aphiwat Central Station to Seatran Ferry Koh Samuibus Krung Thep Aphiwat Central Station - Seatran Ferry Koh Samui
28h 54m฿1,576–4,852Bus to Khon Kaen Airport, fly
- Take the bus from Roi Et to Khon Kaenbus
- Fly from Khon Kaen Airport (KKC) to Koh Samui Airport (USM)plane KKC - USM
10h฿6,351–11,495Fly from Roi Et Airport
- Fly from Roi Et Airport (ROI) to Koh Samui Airport (USM)plane ROI - USM
8h 54m฿4,826–10,521Taxi to Buri Ram, fly
- Take the taxi from Roi Et to Buri Ram (BFV)taxi
- Fly from Buri Ram (BFV) to Koh Samui Airport (USM)plane BFV - USM
8h 12m฿7,022–10,816Bus to Don Mueang International Airport, fly
- Take the bus from Roi Et to Bangkok Nakon Chai Air Bus Stationbus
- Fly from Don Mueang International Airport (DMK) to Koh Samui Airport (USM)plane DMK - USM
12h 18m฿4,684–14,890
Roi Et to Ko Samui by bus, foot, and train
Comparing Your Travel Options
The cheapest way to get from Roi Et to Ko Samui is to bus and train which costs ฿1700 - ฿2900 and takes 25h 6m.
The fastest way to get from Roi Et to Ko Samui is to taxi and fly which takes 8h 12m and costs ฿7000 - ฿11000.
No, there is no direct bus from Roi Et to Ko Samui. However, there are services departing from Roi Et and arriving at Nathon Pier Koh Samui via Nakhonchai Air and Mochit 2 Bus Terminal. The journey, including transfers, takes approximately 20h 35m.
The distance between Roi Et and Ko Samui is 973 km.
The best way to get from Roi Et to Ko Samui without a car is to bus and ferry which takes 16h 47m and costs ฿2500 - ฿3300.
It takes approximately 16h 47m to get from Roi Et to Ko Samui, including transfers.
Roi Et to Ko Samui bus services, operated by Nakhonchai Air, depart from Roi Et station.
The best way to get from Roi Et to Ko Samui is to bus via Bangkok which takes 20h 35m and costs ฿1600 - ฿2500. Alternatively, you can fly, which costs ฿4800 - ฿11000 and takes 8h 54m.
Roi Et to Ko Samui bus services, operated by Nakhonchai Air, arrive at Bangkok Nakon Chai Air Bus Station.
Book your Roi Et to Ko Samui bus tickets online with Omio and 12go.asia.
What companies run services between Roi Et, Thailand and Ko Samui, Thailand?
You can take a bus from Roi Et to Nathon Pier Koh Samui via Nakhonchai Air, Front Mochit 2 Intercty Van Terminal, and Mochit 2 Bus Terminal in around 20h 35m. Alternatively, Thai AirAsia and Bangkok Airways fly from Roi Et Airport (ROI) to Koh Samui Airport (USM) twice daily.
- Website
- bangkokair.com
Flights from Ubon Ratchathani Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 3h 50m
- When
- Every day
- Estimated price
- ฿2,700–8,500
Flights from Ubon Ratchathani Airport to Koh Samui Airport via Don Mueang International Airport
- Ave. Duration
- 3h 55m
- When
- Every day
- Estimated price
- ฿8,000–16,000
Flights from Khon Kaen Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 3h 45m
- When
- Every day
- Estimated price
- ฿6,000–15,000
Flights from Khon Kaen Airport to Koh Samui Airport via Don Mueang International Airport
- Ave. Duration
- 4h 30m
- When
- Every day
- Estimated price
- ฿6,000–15,000
Flights from Roi Et Airport to Koh Samui Airport via Don Mueang International Airport
- Ave. Duration
- 6h 42m
- When
- Every day
- Estimated price
- ฿9,000–18,000
Flights from Roi Et Airport to Koh Samui Airport via Don Mueang International Airport, Krabi
- Ave. Duration
- 6h 15m
- When
- Friday and Saturday
- Estimated price
- ฿4,400–10,000
Flights from Roi Et Airport to Koh Samui Airport via Don Mueang International Airport, Phuket
- Ave. Duration
- 6h 55m
- When
- Friday and Saturday
- Estimated price
- ฿4,700–11,000
Flights from Buri Ram to Koh Samui Airport via Don Mueang International Airport
- Ave. Duration
- 5h 10m
- When
- Every day
- Estimated price
- ฿10,000–21,000
Flights from Buri Ram to Koh Samui Airport via Don Mueang International Airport, Krabi
- Ave. Duration
- 6h 5m
- When
- Every day
- Estimated price
- ฿5,000–12,000
Flights from Buri Ram to Koh Samui Airport via Don Mueang International Airport, Phuket
- Ave. Duration
- 6h 45m
- When
- Every day
- Estimated price
- ฿5,000–13,000
Flights from Don Mueang International Airport to Koh Samui Airport
- Ave. Duration
- 1h 35m
- When
- Every day
- Estimated price
- ฿3,800–6,000
- Website
- thaiairways.com
Flights from Ubon Ratchathani Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 3h 50m
- When
- Every day
- Estimated price
- ฿2,700–8,500
Flights from Ubon Ratchathani Airport to Koh Samui Airport via Suvarnabhumi, Krabi
- Ave. Duration
- 5h 50m
- When
- Every day
- Estimated price
- ฿7,000–18,000
Flights from Khon Kaen Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 3h 36m
- When
- Every day
- Estimated price
- ฿6,000–15,000
Flights from Roi Et Airport to Koh Samui Airport via Don Mueang International Airport, Krabi
- Ave. Duration
- 6h 15m
- When
- Friday and Saturday
- Estimated price
- ฿4,400–10,000
Flights from Roi Et Airport to Koh Samui Airport via Don Mueang International Airport, Phuket
- Ave. Duration
- 6h 55m
- When
- Friday and Saturday
- Estimated price
- ฿4,700–11,000
Flights from Buri Ram to Koh Samui Airport via Don Mueang International Airport, Krabi
- Ave. Duration
- 6h 5m
- When
- Every day
- Estimated price
- ฿5,000–12,000
Flights from Buri Ram to Koh Samui Airport via Don Mueang International Airport, Phuket
- Ave. Duration
- 6h 45m
- When
- Every day
- Estimated price
- ฿5,000–13,000
- Phone
- 1690
- [email protected]
- Website
- railway.co.th
Train from Khon Kaen to Krung Thep Aphiwat Central Terminal
- Ave. Duration
- 8h 1m
- Frequency
- Every 3 hours
- Estimated price
- ฿140–1,200
- Book at
- 12go.asia
- Website
- railway.co.th
- 1st Class (Air-Conditioned Berth)
- ฿600–900
- 3rd Class (Seat)
- ฿180–220
- 2nd Class (Air-Conditioned Berth)
- ฿140–190
- 2nd Class (Air-conditioned Seat)
- ฿430–470
- Second Class Sleeper
- ฿938–943
- Ordinary Train
- ฿220–1,200
Train from Surin to Krung Thep Aphiwat Central Terminal
- Ave. Duration
- 7h 48m
- Frequency
- Every 2 hours
- Estimated price
- ฿130–900
- Book at
- 12go.asia
- Website
- railway.co.th
- 1st Class (Air-Conditioned Berth)
- ฿600–900
- 3rd Class (Seat)
- ฿180–220
- 2nd Class (Air-Conditioned Berth)
- ฿130–180
- 2nd Class (Air-conditioned Seat)
- ฿420–460
- Phone
- +66 2 259 1059
- [email protected]
- Website
- facebook.com
Train from Krung Thep Aphiwat Central Terminal to Lomprayah Nathon Pier
- Ave. Duration
- 12h 45m
- Frequency
- Once daily
- Estimated price
- ฿1,433
- Book at
- https://www.12go.asia/en/operator/van2travel-train
Train from Krung Thep Aphiwat Central Terminal to Na Thon Seatran Ferry Pier
- Ave. Duration
- 15h 1m
- Frequency
- 5 times a day
- Estimated price
- ฿850–1,600
- Book at
- https://www.12go.asia/en/operator/van2travel-train
- Phone
- 1624
- [email protected]
- Website
- Nakhonchai Air
Bus from Roi Et to Bangkok Nakon Chai Air Bus Station
- Ave. Duration
- 7h
- Frequency
- 3 times a day
- Estimated price
- ฿600–700
- Book at
- 12go.asia
- Website
- Nakhonchai Air
Bus from Roi Et to Bangkok Nakon Chai Air Bus Station
- Ave. Duration
- 7h
- Frequency
- 3 times a day
- Estimated price
- ฿600–700
- Book at
- 12go.asia
- Website
- Nakhonchai Air
Bus from Roi Et to Bangkok Nakon Chai Air Bus Station
- Ave. Duration
- 7h
- Frequency
- 3 times a day
- Estimated price
- ฿600–700
- Book at
- 12go.asia
- Website
- Nakhonchai Air
- Phone
- +66 56 720 720
- [email protected]
- Website
- phetprasert.com
Bus from Roi Et to Khon Kaen
- Ave. Duration
- 1h 50m
- Frequency
- 4 times a day
- Estimated price
- ฿110–210
- Schedules at
- phetprasert.com
- 13
- ฿110–130
Bus from Roi Et to Ubon Ratchathani
- Ave. Duration
- 3h 15m
- Frequency
- 4 times a day
- Estimated price
- ฿160–270
- Schedules at
- phetprasert.com
- 13
- ฿160–200
Bus from Roi Et to Khon Kaen
- Ave. Duration
- 1h 50m
- Frequency
- 4 times a day
- Estimated price
- ฿110–210
- Schedules at
- phetprasert.com
- 13
- ฿110–130
- Phone
- +66 2 207 1007
- [email protected]
- Website
- Wonderly Travel
Bus from Mochit 2 Bus Terminal to Nathon Pier Koh Samui
- Ave. Duration
- 12h 30m
- Frequency
- Twice daily
- Estimated price
- ฿1,200–1,800
- Website
- Wonderly Travel
- Phone
- +66 2 217 1017
- [email protected]
- Website
- Next Step Journey
Bus from Mochit 2 Bus Terminal to Nathon Pier Koh Samui
- Ave. Duration
- 15h
- Frequency
- Twice daily
- Estimated price
- ฿1,000–1,500
- Website
- Next Step Journey
- Phone
- +66 2 376 1176
- [email protected]
- Website
- Surin Transport
Bus from Roi Et to Surin
- Ave. Duration
- 3h
- Frequency
- Once daily
- Estimated price
- ฿185
- Website
- Surin Transport
- Phone
- 1490
- [email protected]
- Website
- ฺBor Kor Sor
Bus from Roi Et to Bangkok Mochit Bus Terminal
- Ave. Duration
- 12h 27m
- Frequency
- Twice daily
- Estimated price
- ฿420–3,700
- Book at
- 12go.asia
- Website
- ฺBor Kor Sor
- Phone
- +66 2 252 1052
- [email protected]
- Website
- 12go.co
Bus from Krung Thep Aphiwat Central Station to Seatran Ferry Koh Samui
- Ave. Duration
- 15h 10m
- Frequency
- Once daily
- Estimated price
- ฿1,150
- Book at
- PL Travel
- Phone
- +66 2 247 1047
- [email protected]
- Website
- 12go.co
Ferry from Bangkok Khao San to Koh Tao Pier
- Ave. Duration
- 5h 30m
- Frequency
- Once daily
- Estimated price
- ฿1,200
- Book at
- Nor Phuangphet Transport
- Phone
- +66 86 2730389
- [email protected]
- Website
- Songserm
Ferry from Koh Tao Songserm to Na Thon Koh Samui Songserm
- Ave. Duration
- 1h 35m
- Frequency
- Twice daily
- Estimated price
- ฿700–1,300
- Website
- Songserm
- Phone
- +66 2 277 4488
- [email protected]
- Website
- Raja Ferry
Car ferry from Raja Ferry Donsak Pier to Lipa Noi Pier
- Ave. Duration
- 1h 30m
- Frequency
- Every 2 hours
- Estimated price
- ฿230–270
- Book at
- 12 Go
- Website
- Raja Ferry
- Ave. Duration
- 1h 52m
- Estimated price
- ฿1,300–1,600
Grab Taxi
- Website
- grab.com
Roi Et Airport Taxi
- Phone
- +66 88 575 3309
Roi Et Taxi
- Phone
- +66 84 790 9152
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