Cheap Flights from Koh Samui to Colombo

Cheapest flights from Koh Samui to Colombo

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Koh Samui to Colombo. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$246

Bangkok Airways

2 layovers

1d 4h 20m

01/29/2026

The cheapest one-way flight from Koh Samui to Colombo departs on 01/29/2026, is operated by Bangkok Airways and costs $246

Cheapest round trip flight

$505

Bangkok Airways

2 layovers

2d 5h

12/25/2025

The cheapest roundtrip flight from Koh Samui to Colombo departs on 12/25/2025, is operated by Bangkok Airways and costs $505

The fastest flight

14 hours

Fastest flight from Koh Samui to Colombo takes 14 hours

Direct flights

No direct flights

There are no direct flights on this route.

Average flight duration

8h 6m

Distance

2243km

Timezone difference

1h 30m

The distance between Koh Samui and Colombo is 2243km (1391 miles). The average flight duration is 8h 6m. The time difference between Koh Samui and Colombo is 1h 30m

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Koh Samui to Colombo by month

In different months, ticket prices from Koh Samui to Colombo vary: minimum — $244 (January 2026), maximum — $290 (February 2026). Typically, the flight costs $263–$546.

January 2026

Lowest price

on average:

$244

February 2026

Highest price

on average:

$290

Avg Price

Airlines operating on route

The Koh Samui — Colombo route is served by multiple airlines, including Bangkok Airways and Scoot. This is convenient for those who want the best balance of price, schedule, and travel conditions. Tickets start from $246, and depending on season and promotions, even better deals may appear. With our service, you can easily compare available options and book tickets that match your plans. The variety of carriers allows flexible choices and comfortable travel without overpaying.

Bangkok Airways

starting at $246

Scoot

starting at $262

Non-stop flights from Koh Samui to Colombo

A non-stop flight is the most convenient and comfortable way to fly from Koh Samui to Colombo, despite the fact that sometimes flights with transfers can cost significantly less.

There appear to be no non-stop flights from Koh Samui to Colombo at this time.... Well, or something went wrong on our side and we couldn't find anything

Schedule of direct flights from Koh Samui to Colombo

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Koh Samui to Colombo:

Unable to find information about the schedule of direct flights from

Koh Samui airports overview

Koh Samui Airport

•

USM

Serving Koh Samui island in the Gulf of Thailand, it offers domestic and regional connections for resort travelers, with frequent charters and short-runway operations suited to turboprops and short-haul jets.

•

Colombo airports overview

Bandaranaike International Airport

•

CMB

28km

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Koh Samui to Colombo?

The cheapest flight ticket from Koh Samui to Colombo according to data for the last 48 hours costs $246

When is the best time to buy air tickets on the route Koh Samui — Colombo?

Often the best time to buy tickets from Koh Samui to Colombo is 2 months before departure.

When is the cheapest time of year to fly from Koh Samui to Colombo?

Based on statistics over the past years, the lowest prices for flights from Koh Samui to Colombo can be found flying in these months: January, December, February.

How long does it take to fly from Koh Samui to Colombo?

The fastest flights from Koh Samui to Colombo start from 14 hours in the air.

Which airline can fly direct from Koh Samui to Colombo?

The following airlines operate direct flights on the route Koh Samui — Colombo:

Special offers and sales on air tickets from Koh Samui to Colombo

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Koh Samui to Colombo

Alternative routes

Alor Setar ➜ Colombo•Bangkok ➜ Colombo•Hat Yai ➜ Colombo•Ipoh ➜ Colombo•Kota Bharu ➜ Colombo•Myeik ➜ Colombo•Nakhon Si Thammarat ➜ Colombo•Surat Thani ➜ Colombo•Rach Gia ➜ Colombo•Koh Samui ➜ Batticaloa•Koh Samui ➜ Coimbatore•Koh Samui ➜ Kochi•Koh Samui ➜ Madurai•Koh Samui ➜ Chennai•Koh Samui ➜ Male•Koh Samui ➜ Mysore•Koh Samui ➜ Salem•Koh Samui ➜ Tuticorin•Koh Samui ➜ Thiruvananthapuram

•••••••••••••••••••

Cheapest one way flight

$246

Bangkok Airways

2 layovers

1d 4h 20m

01/29/2026

The cheapest one-way flight from Koh Samui to Colombo departs on 01/29/2026, is operated by Bangkok Airways and costs $246

Cheapest round trip flight

$505

Bangkok Airways

2 layovers

2d 5h

12/25/2025

The cheapest roundtrip flight from Koh Samui to Colombo departs on 12/25/2025, is operated by Bangkok Airways and costs $505

The fastest flight