Find flights
Deals
When to book
FAQs

Cheap flights from Singapore to Ko Samui from ฿5,026

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/8. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — USM
20 Jun — 27 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Singapore to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Singapore to Ko Samui
Explore the most affordable flight options available from Singapore to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 May 2026.

Mon 18/507:00
SIN
-
USM
Nonstop1h 45m
Scoot
Fri 22/518:15
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 17/5฿9,106
Tue 15/916:25
SIN
-
USM
Nonstop1h 55m
Scoot
Thu 1/1018:15
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 18/5฿9,139
Tue 15/916:25
SIN
-
USM
Nonstop1h 55m
Scoot
Sat 3/1018:15
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 18/5฿9,171
Sun 13/907:00
SIN
-
USM
Nonstop1h 45m
Scoot
Mon 5/1018:15
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 18/5฿9,204
Sun 7/607:00
SIN
-
USM
Nonstop1h 45m
Scoot
Mon 15/608:40
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 17/5฿9,237
Tue 2/617:55
SIN
-
USM
Nonstop1h 55m
Scoot
Sat 6/608:40
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 19/5฿9,269
Mon 1/617:55
SIN
-
USM
Nonstop1h 55m
Scoot
Fri 5/608:40
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 18/5฿9,302
Mon 1/617:55
SIN
-
USM
Nonstop1h 55m
Scoot
Sun 7/608:40
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 18/5฿9,367
Mon 8/617:55
SIN
-
USM
Nonstop1h 55m
Scoot
Thu 11/608:40
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 17/5฿9,400
Mon 14/917:55
SIN
-
USM
Nonstop1h 55m
Scoot
Fri 18/919:45
USM
-
SIN
Nonstop2h 00m
Scoot
Deal found 21/5฿9,433
Sun 7/617:55
SIN
-
USM
Nonstop1h 55m
Scoot
Sat 13/608:40
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 17/5฿9,465

Find flight deals from Singapore to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Ko Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 May 2026.

Round-trip from

฿9,139

One-way from

฿5,026

Popular in

April

Cheapest in

September

Average price

฿11,032
Scoot
  • Scoot
  • 15/9-30/9
  • Nonstop
  • 3h 50m total
  • Singapore to Ko Samui
Search Deals
Scoot
  • Scoot
  • 17/8
  • Nonstop
  • 1h 45m total
  • Singapore to Ko Samui
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (฿23,941 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿5,140 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Singapore to Ko Samui that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 21 May 2026.
Use the filters below to find and compare flights from Singapore to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Fri 12/6

17:55-18:50

Nonstop1h 55m

Ko Samui

Wed 17/6

08:40-11:35

Nonstop1h 55m

฿9,530

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Fri 12/6

17:55-18:50

Nonstop1h 55m

Ko Samui

Tue 16/6

08:40-11:35

Nonstop1h 55m

฿9,596

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Fri 12/6

10:20-18:00

2 stops8h 40m

Ko Samui

Mon 15/6

08:40-11:35

Nonstop1h 55m

฿14,328

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Wed 26/8

17:20-18:15

Nonstop1h 55m

Ko Samui

Fri 28/8

16:25-19:20

Nonstop1h 55m

฿15,699

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Sun 23/8

17:20-18:15

Nonstop1h 55m

Ko Samui

Sun 30/8

13:30-16:25

Nonstop1h 55m

฿15,732

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Wed 26/8

17:20-18:15

Nonstop1h 55m

Ko Samui

Sat 29/8

16:25-19:20

Nonstop1h 55m

฿16,352

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Tue 4/8

17:20-18:15

Nonstop1h 55m

Ko Samui

Sun 23/8

16:25-19:20

Nonstop1h 55m

฿16,385

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Sun 23/8

12:25-19:00

1 stop7h 35m

Ko Samui

Wed 2/9

16:25-19:20

Nonstop1h 55m

฿18,408

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Sat 12/9

17:20-18:15

Nonstop1h 55m

Ko Samui

Thu 1/10

06:00-12:45

1 stop5h 45m

฿18,898

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Fri 12/6

13:15-16:55

1 stop4h 40m

Ko Samui

Tue 16/6

14:30-09:05

2 stops17h 35m

฿19,257

Flights are sorted by cheapest return flights first.

Deals found on 20/5

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Singapore to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Singapore with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Singapore to Ko Samui

How far ahead should I book a flight from Singapore to Ko Samui?

To ensure you get the cheapest price possible for a flight from Singapore to Ko Samui, you should look to book at least 35 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.

What is the cheapest month to book a flight from Singapore to Ko Samui?

Currently, September is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of ฿9,987). Flying from Singapore to Ko Samui in April is currently the most expensive (average of ฿13,023). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SIN to USM?

Find hourly flight availability from Singapore to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 May 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to Ko Samui as you normally would.

How much does it cost for a return flight from Singapore to Ko Samui?

Related info for your journey

Find useful and relevant information for your journey from Singapore to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Singapore to Ko Samui flight route?

    The Singapore Changi to Ko Samui flight path was viewed by 7 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Singapore to Ko Samui?

    Departing from Singapore to Ko Samui will take you 1h 55m. Airlines will cover a distance of 1009 km. Most flights are nonstop.

  • What are the most reliable airlines from Singapore to Ko Samui?

    No one likes to see their flight delayed. When booking a flight from Singapore to Ko Samui consider choosing เตอร์กิชแอร์ไลน์(96%), เอทิฮัดแอร์เวย์(96%) or แควนตัสแอร์เวย์(95%), as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Singapore to Ko Samui that include hotel bookings?

    Yes. In addition to deals on Singapore to Ko Samui flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Singapore to Ko Samui?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Ko Samui.

  • Can I find deals for business class flights from Singapore to Ko Samui?

    Yes. Cheapflights offers flight deals from Singapore to Ko Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Singapore to Ko Samui?

    Currently, September is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of ฿9,987). Flying from Singapore to Ko Samui in April is currently the most expensive (average of ฿13,023). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao
Khanom

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Singapore to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.
Singapore to Suvarnabhumi flights
Singapore to Krabi flights
Singapore to Hat Yai flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Singapore to Ko Samui?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Singapore to Ko Samui. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Ko Samui?

Cheapflights helps you find that perfect flight to Ko Samui from Singapore by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Singapore to Ko Samui with no change fees?

Need flexible booking options for your flight to Ko Samui from Singapore? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Singapore to Ko Samui become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ko Samui from Singapore today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.