Cheap Flights from Siem Reap to Koh Samui

Cheapest flights from Siem Reap to Koh Samui

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 Siem Reap to Koh Samui. 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

$241

Thai AirAsia

1 layover

1d 10h 25m

02/25/2026

The cheapest one-way flight from Siem Reap to Koh Samui departs on 02/25/2026, is operated by Thai AirAsia and costs $241

Cheapest round trip flight

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There is no information about the cheapest roundtrip flight from Siem Reap to Koh Samui

The fastest flight

10h 45m

Fastest flight from Siem Reap to Koh Samui takes 10h 45m

Direct flights

No direct flights

There are no direct flights on this route.

Distance

592km

Timezone difference

0h

The distance between Siem Reap and Koh Samui is 592km (367 miles). Siem Reap and Koh Samui are in the same time zone

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

Airfare from Siem Reap to Koh Samui by month

In different months, ticket prices from Siem Reap to Koh Samui vary: minimum — $255 (January 2026), maximum — $335 (March 2026). Typically, the flight costs $295–$335.

January 2026

Lowest price

on average:

$255

March 2026

Highest price

on average:

$335

Avg Price

Airlines operating on route

The route Siem Reap — Koh Samui is served by many carriers — 4 in total, including Thai AirAsia, Firefly, SiAvia, and Cambodia Angkor Air. This gives passengers wide opportunities: from finding the lowest fare (from $241) to selecting flights by schedule or service class. Our service aggregates data from multiple booking systems so you can compare offers in one place. This saves time and money: no need to check dozens of sites — just pick the right option and book online.

starting at $241

starting at $241

starting at $247

starting at $339

Non-stop flights from Siem Reap to Koh Samui

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

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

Schedule of direct flights from Siem Reap to Koh Samui

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

Unable to find information about the schedule of direct flights from

Siem Reap airports overview

Siem Reap International Airport

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SAI

Serves Siem Reap and the Angkor temple complex, handling domestic and regional international flights with convenient access to tourist facilities and transfers.

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Koh Samui airports overview

Koh Samui Airport

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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.

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Frequently asked questions (FAQ)

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

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

The cheapest flight ticket from Siem Reap to Koh Samui according to data for the last 48 hours costs $241

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

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

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

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

How long does it take to fly from Siem Reap to Koh Samui?

The fastest flights from Siem Reap to Koh Samui start from 10 hours 45 minutes in the air.

Which airline can fly direct from Siem Reap to Koh Samui?

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

Special offers and sales on air tickets from Siem Reap to Koh Samui

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 Siem Reap to Koh Samui

Alternative routes

Bangkok ➜ Koh Samui•Khon Kaen ➜ Koh Samui•Phnom Penh ➜ Koh Samui•Pleiku ➜ Koh Samui•Ho Chi Minh City ➜ Koh Samui•Udon Thani ➜ Koh Samui•Can Tho ➜ Koh Samui•Rach Gia ➜ Koh Samui•Savannakhet ➜ Koh Samui•Siem Reap ➜ Alor Setar•Siem Reap ➜ Bangkok•Siem Reap ➜ Hat Yai•Siem Reap ➜ Ipoh•Siem Reap ➜ Kota Bharu•Siem Reap ➜ Myeik•Siem Reap ➜ Nakhon Si Thammarat•Siem Reap ➜ Surat Thani•Siem Reap ➜ Rach Gia

•••••••••••••••••••

Cheapest one way flight

$241

Thai AirAsia

1 layover

1d 10h 25m

02/25/2026

The cheapest one-way flight from Siem Reap to Koh Samui departs on 02/25/2026, is operated by Thai AirAsia and costs $241

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Siem Reap to Koh Samui

The fastest flight