A turquoise sea with boats, kayaks, and a beach.

Flights to Koh Samui Islands, Surat Thani Province from NT$5,274

View NT$2,556 flight on Thu, 2026/10/15Opens in a new window

Flight 1

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How much is the cheapest flight to Koh Samui Islands?

Prices were available within the past 7 days and start at NT$2,556 for one-way flights and NT$5,274 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Scoot
Singapore Airlines
Thai Airways International
Vietnam Airlines

Frequently asked questions

How do I find cheap flights to Koh Samui Islands that have flexible change policies?
By using our clever "No change fee" filter, that's how. Simply type in your preferred dates and destination, click the "Search" button, then tick the box directly under the "Flexible change policies" subheading (look to the left of your screen). Expedia makes it easy to find flexible and affordable airfares to Koh Samui Islands.
How can I find cheap tickets to Koh Samui Islands?
To pick up an awesome deal to Koh Samui Islands, book well ahead. Also use Expedia's "flexible dates" link above your search results. This will list prices for the days around your travel dates. In the last seven days, NT$5,274 was the lowest price for a flight to Koh Samui Islands.
How much is a flight to Koh Samui Islands?
There were lots of low-cost fares up for grabs in the last seven days, with the cost of a return flight to Koh Samui Islands varying between NT$5,274 and NT$15,770. Many lucky travelers locked in one-way flights from Bangkok (DMK) for as low as NT$2,556.
When is the cheapest time to fly to Koh Samui Islands?
Flying on a Tuesday, followed by a Monday, is usually the best way to bag the cheapest fare. Stay away from the weekends if possible, because Saturday is typically the most expensive day of the week. Spend the money you saved enjoying yourself in Koh Samui Islands instead!
How much is a plane ticket to Koh Samui Islands?
In the last seven days, fares cost between NT$5,274 and NT$15,770. Browse through our sensational deals to Koh Samui Islands, pick your favorite and then get packing!
What months are the cheapest to book a flight to Koh Samui Islands?
To secure a low-cost flight to Koh Samui Islands, book sometime in February when the price of airfares are at their cheapest. The most expensive time to book? In the USA, it's the month of December.

Travel information

Destination airport
Samui Intl. Airport
Destination airport IATA code
USM
Destination city name
Samui Intl. Airport
Roundtrip price
NT$5,274

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