Cheap flights from Ko Samui to Colombo Bandaranaike Intl Airport from ฿7,364
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/9. Fares are subject to change and may not be available on all flights or dates of travel.
Find flight deals from Ko Samui to Colombo
One-way flights from Ko Samui to ColomboSearch for one-way flight options from Ko Samui to Colombo. Find affordable one-way fares based on user searches. Data last updated 2 September 2025.
Search for one-way flight options from Ko Samui to Colombo. Find affordable one-way fares based on user searches. Data last updated 2 September 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Ko Samui to Colombo Bandaranaike Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Ko SamuiColombo
USM - CMB
USMCMB
Ko Samui
Fri 19/9
19:25-21:55
2 stops28h 00m
Ko SamuiColombo
USM - CMB
USMCMB
Ko Samui
Sat 8/11
19:45-23:30
1 stop29h 15m
Ko SamuiColombo
USM - CMB
USMCMB
Ko Samui
Sat 8/11
13:25-16:20
2 stops28h 25m
Best time to book a flight from Ko Samui to Colombo
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Related info for your journey
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Alternative routes for Ko Samui to Colombo
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