Q: What is the cheapest month to fly to Ko Samui?

Currently, the cheapest month for flights to Ko Samui is August . The most expensive month for flights is December . The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

Question 1

When is the best time to book a flight to Ko Samui?

Accepted Answer

To ensure you get the cheapest price possible for a flight to Ko Samui, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Question 2

What airport do you fly into for flights to Ko Samui?

Accepted Answer

Booking a flight to Ko Samui (USM) is your only option if you intend on flying to Ko Samui. It is only a 2.1 mi journey from Ko Samui to Ko Samui’s city center.

Question 3

What is the cheapest month to fly to Ko Samui?

Accepted Answer

Currently, the cheapest month for flights to Ko Samui is August. The most expensive month for flights is December. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

Question 4

Can I find cheaper flights to Ko Samui if I am willing to have stopovers?

Accepted Answer

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ko Samui on Cheapflights that require 1 or 2 stops for potential cost savings.

Question 5

What is the best airline to fly to Ko Samui?

Accepted Answer

Based on reviews from Cheapflights users, Bangkok Airways is rated the highest out of the airlines that fly to Ko Samui.

Question 6

What is the cheapest airport to fly to in Ko Samui?

Accepted Answer

Ko Samui is currently the cheapest airport to fly to in Ko Samui. One-way flights to Ko Samui typically cost £46, while return flights cost around £36.

Question 7

How much is a return flight to Ko Samui?

Accepted Answer

A return flight to Ko Samui will typically cost around £390, however they can be found for as little as £48.

Question 8

Where does the fastest flight to Ko Samui depart from?

Accepted Answer

For those looking to save time traveling to Ko Samui, London offers the quickest one-way flight (16 hours 25 minutes).

Question 9

Does Ko Samui have car hire?

Accepted Answer

Yes. Those touching down at Ko Samui can take advantage of the car hire services offered upon their arrival.

Question 10

Are there hotels close to Ko Samui?

Accepted Answer

Yes. Ko Samui has hotels nearby for those requiring accommodations. Diamond Pool Villa Samui is the closest property to Ko Samui (0.0 mi away from Ko Samui).

Question 11

When is the cheapest time to fly to Ko Samui?

Accepted Answer

Users looking for the lowest fares to Ko Samui should consider flying on Wednesday at midday, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday evenings, when prices are usually at their highest.

Question 12

What are the most popular airlines that fly to Ko Samui?

Accepted Answer

The most popular airlines flying from London to Ko Samui are EVA Air, Thai Airways and Singapore Airlines.

Question 13

How long is the flight to Ko Samui?

Accepted Answer

On average, a flight from London to Ko Samui takes 18 hours 48 minutes. Flights to Ko Samui from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Question 14

What are the cheapest airlines that fly to Ko Samui?

Accepted Answer

The cheapest airlines flying from London to Ko Samui are Bangkok Airways, Air France and SWISS.

Question 15

E

Accepted Answer

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

Question 16

E

Accepted Answer

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

Return from	£718
One-way from	£317
Popular in	December
Cheapest in	September
Average price	£1,077

Flights to Ko Samui in 2025

Find the latest flights to Ko Samui in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 7 August 2025.

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Find flight deals to Ko Samui

Cheapest flights to Ko Samui
Explore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 7 August 2025.

Explore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 7 August 2025.

Best flights to Ko Samui
Discover carefully curated flight deals to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 August 2025.

Discover carefully curated flight deals to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 August 2025.

Last-minute flights to Ko Samui
Discover last-minute flight deals to Ko Samui. Data last updated 7 August 2025 and is based on user searches.

Discover last-minute flight deals to Ko Samui. Data last updated 7 August 2025 and is based on user searches.

One-way flights to Ko Samui
Search for one-way flight options to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 7 August 2025.

Search for one-way flight options to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 7 August 2025.

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