Flights to Koh Samui Islands, Surat Thani Province from NT$9,193

View NT$4,576 flight on Sat, 2026/8/22Opens in a new window

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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$4,576 for one-way flights and NT$9,193 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Mon, May 25 - Thu, May 28
SIN
Singapore
USM
Koh Samui
NT$9,193 Roundtrip, found 7 hours ago
NT$9,193
Roundtrip
found 7 hours ago
Select Scoot flight, departing Mon, May 25 from Singapore to Koh Samui, returning Thu, May 28, priced at NT$9,193 found 7 hours ago
Bangkok Airways
Thu, May 28 - Sun, May 31
BKK
Bangkok
USM
Koh Samui
NT$9,318 Roundtrip, just found
NT$9,318
Roundtrip
just found
Select Bangkok Airways flight, departing Thu, May 28 from Bangkok to Koh Samui, returning Sun, May 31, priced at NT$9,318 just found
Singapore Airlines
Thu, Sep 10 - Wed, Sep 16
TPE
Taipei
USM
Koh Samui
NT$12,289 Roundtrip, just found
NT$12,289
Roundtrip
just found
Select Singapore Airlines flight, departing Thu, Sep 10 from Taipei to Koh Samui, returning Wed, Sep 16, priced at NT$12,289 just found
EVA Airways
Thu, May 7 - Wed, May 13
TPE
Taipei
USM
Koh Samui
NT$16,748 Roundtrip, just found
NT$16,748
Roundtrip
just found
Select EVA Airways flight, departing Thu, May 7 from Taipei to Koh Samui, returning Wed, May 13, priced at NT$16,748 just found
Thai Airways International
Wed, Jun 24 - Fri, Jun 26
HKG
Hong Kong SAR
USM
Koh Samui
NT$20,167 Roundtrip, found 3 days ago
NT$20,167
Roundtrip
found 3 days ago
Select Thai Airways International flight, departing Wed, Jun 24 from Hong Kong SAR to Koh Samui, returning Fri, Jun 26, priced at NT$20,167 found 3 days ago

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$9,193 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$9,193 and NT$20,167. Many lucky travelers locked in one-way flights from Bangkok (BKK) for as low as NT$4,576.
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$9,193 and NT$20,167. 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$9,192

Trending flights to Koh Samui Islands

Prices were available within the past 7 days and start at NT$4,576 for one-way flights and NT$9,193 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Thu, Aug 20 - Wed, Aug 26
TPE
Taipei
USM
Koh Samui
NT$9,494 Roundtrip, just found
NT$9,494
Roundtrip
just found
Select Scoot flight, departing Thu, Aug 20 from Taipei to Koh Samui, returning Wed, Aug 26, priced at NT$9,494 just found

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