There are 3 ways to get from Colombo to Ko Samui by plane, ferry, 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.
Fly to Koh Samui Airport
best- Fly from Bandaranaike International Airport (CMB) to Koh Samui Airport (USM)plane CMB - USM
6h 30m฿12,813–25,179Fly to Surat Thani, ferry
cheapest- Fly from Bandaranaike International Airport (CMB) to Surat Thani (URT)plane CMB - URT
- Take the ferry from Surat Thani Airport to Boonsiri Ferry Nathon Pier Koh Samuiferry
10h 16m฿6,213–15,459Fly to Nakhon Si Thammarat, bus and ferry
- Fly from Bandaranaike International Airport (CMB) to Nakhon Si Thammarat (NST)plane CMB - NST
- Take the busferry from Nakhon Si Thammarat Airport to Koh Samui Nathon Pierbusferry
11h 21m฿9,263–25,929
Bandaranaike International Airport (CMB) to Koh Samui Airport (USM) flights
Questions & Answers
The cheapest way to get from Colombo to Ko Samui is to fly and ferry which costs ฿6000 - ฿16000 and takes 10h 16m.
The fastest way to get from Colombo to Ko Samui is to fly which takes 6h 30m and costs ฿12000 - ฿26000.
The distance between Colombo and Ko Samui is 2291 km.
It takes approximately 6h 30m to get from Colombo to Ko Samui, including transfers.
Ko Samui is 1h 30m ahead of Colombo. It is currently 2:47 PM in Colombo and 4:17 PM in Ko Samui.
There are 3181+ hotels available in Ko Samui.
What companies run services between Colombo, Sri Lanka and Ko Samui, Thailand?
SriLankan Airlines, Bangkok Airways, and four other airlines fly from Bandaranaike International Airport (CMB) to Koh Samui Airport (USM) every 4 hours.
- Website
- airasia.com
Flights from Bandaranaike International Airport to Surat Thani via Don Muang
- Ave. Duration
- 7h 30m
- When
- Every day
- Estimated price
- ฿7,000–22,000
Flights from Bandaranaike International Airport to Surat Thani via Suvarnabhumi
- Ave. Duration
- 6h 20m
- When
- Monday, Wednesday, Friday, and Sunday
- Estimated price
- ฿6,500–32,000
Flights from Bandaranaike International Airport to Nakhon Si Thammarat via Don Muang
- Ave. Duration
- 7h 20m
- When
- Every day
- Estimated price
- ฿7,500–24,000
Flights from Bandaranaike International Airport to Nakhon Si Thammarat via Suvarnabhumi
- Ave. Duration
- 9h 25m
- When
- Monday, Wednesday, Friday, and Sunday
- Estimated price
- ฿7,000–34,000
- Website
- singaporeair.com
Flights from Bandaranaike International Airport to Koh Samui Airport via Singapore Changi
- Ave. Duration
- 7h 20m
- When
- Every day
- Estimated price
- ฿11,000–90,000
Flights from Bandaranaike International Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 6h
- When
- Tuesday, Thursday, Saturday, and Sunday
- Estimated price
- ฿13,000–48,000
- Website
- malaysiaairlines.com
Flights from Bandaranaike International Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 6h
- When
- Tuesday, Thursday, Saturday, and Sunday
- Estimated price
- ฿13,000–48,000
Flights from Bandaranaike International Airport to Koh Samui Airport via Kuala Lumpur, Phuket
- Ave. Duration
- 10h 20m
- When
- Every day
- Estimated price
- ฿11,000–55,000
- Website
- vietjetair.com
Flights from Bandaranaike International Airport to Surat Thani via Suvarnabhumi
- Ave. Duration
- 9h 15m
- When
- Every day
- Estimated price
- ฿6,500–32,000
Flights from Bandaranaike International Airport to Nakhon Si Thammarat via Suvarnabhumi
- Ave. Duration
- 6h 40m
- When
- Tuesday, Thursday, Saturday, and Sunday
- Estimated price
- ฿10,000–37,000
- Website
- bangkokair.com
Flights from Bandaranaike International Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 6h
- When
- Tuesday, Thursday, Saturday, and Sunday
- Estimated price
- ฿13,000–48,000
- Website
- flyscoot.com
Flights from Bandaranaike International Airport to Koh Samui Airport via Singapore Changi
- Ave. Duration
- 6h 50m
- When
- Every day
- Estimated price
- ฿11,000–55,000
- Phone
- +66 89 873 0008
- customercare@lomprayah.com
- Website
- lomprayah.com
Busferry from Nakhon Si Thammarat Airport to Koh Samui Nathon Pier
- Ave. Duration
- 3h 15m
- Frequency
- Twice daily
- Estimated price
- ฿850
- Schedules at
- lomprayah.com
- Phone
- +66 9 4724 4555
- info@boonsiriferry.com
- Website
- boonsiriferry.com
Ferry from Surat Thani Airport to Boonsiri Ferry Nathon Pier Koh Samui
- Ave. Duration
- 2h 30m
- Frequency
- Twice daily
- Estimated price
- ฿300–380
- Book at
- https://12go.asia/en/operator/boonsiri-high-speed-ferries
- Website
- https://boonsiriferry.com/en
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