Flights to Koh Samui Islands, Surat Thani Province from NT$9,221

View NT$4,531 flight on Tue, 2026/6/23Opens 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$4,531 for one-way flights and NT$9,221 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Wed, Nov 4 - Wed, Nov 11
DMK
Bangkok
USM
Koh Samui
NT$9,221 Roundtrip, found 3 hours ago
NT$9,221
Roundtrip
found 3 hours ago
Select Bangkok Airways flight, departing Wed, Nov 4 from Bangkok to Koh Samui, returning Wed, Nov 11, priced at NT$9,221 found 3 hours ago
Scoot
Thu, Oct 22 - Wed, Oct 28
SIN
Singapore
USM
Koh Samui
NT$9,303 Roundtrip, found 15 hours ago
NT$9,303
Roundtrip
found 15 hours ago
Select Scoot flight, departing Thu, Oct 22 from Singapore to Koh Samui, returning Wed, Oct 28, priced at NT$9,303 found 15 hours ago
Singapore Airlines
Thu, Sep 10 - Wed, Sep 16
TPE
Taipei
USM
Koh Samui
NT$12,268 Roundtrip, found 15 hours ago
NT$12,268
Roundtrip
found 15 hours ago
Select Singapore Airlines flight, departing Thu, Sep 10 from Taipei to Koh Samui, returning Wed, Sep 16, priced at NT$12,268 found 15 hours ago
EVA Airways
Sun, Jun 14 - Fri, Jun 19
TPE
Taipei
USM
Koh Samui
NT$16,069 Roundtrip, found 1 hour ago
NT$16,069
Roundtrip
found 1 hour ago
Select EVA Airways flight, departing Sun, Jun 14 from Taipei to Koh Samui, returning Fri, Jun 19, priced at NT$16,069 found 1 hour ago
Thai Airways International
Fri, Nov 20 - Tue, Nov 24
TPE
Taipei
USM
Koh Samui
NT$18,512 Roundtrip, found 5 days ago
NT$18,512
Roundtrip
found 5 days ago
Select Thai Airways International flight, departing Fri, Nov 20 from Taipei to Koh Samui, returning Tue, Nov 24, priced at NT$18,512 found 5 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$9,221 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$9,221 and NT$18,512. Many lucky travelers locked in one-way flights from Bangkok (BKK) for as low as NT$4,531.
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$9,221 and NT$18,512. 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$9,221

Trending flights to Koh Samui Islands

Prices were available within the past 7 days and start at NT$4,531 for one-way flights and NT$9,221 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Mon, Sep 14 - Mon, Sep 21
TPE
Taipei
USM
Koh Samui
NT$9,719 Roundtrip, found 3 days ago
NT$9,719
Roundtrip
found 3 days ago
Select Scoot flight, departing Mon, Sep 14 from Taipei to Koh Samui, returning Mon, Sep 21, priced at NT$9,719 found 3 days ago

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