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Cheap flights from Singapore to Ko Samui from ฿5,414

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 16/8. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — USM
12 Aug — 19 Aug1
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 13 July 2026.

Sat 15/817:55
SIN
-
USM
Nonstop1h 55m
Scoot
Mon 17/819:45
USM
-
SIN
Nonstop2h 00m
Scoot
Deal found 12/7฿9,764
Sun 2/817:55
SIN
-
USM
Nonstop1h 55m
Scoot
Fri 7/819:45
USM
-
SIN
Nonstop2h 00m
Scoot
Deal found 12/7฿9,798
Mon 3/817:55
SIN
-
USM
Nonstop1h 55m
Scoot
Fri 7/819:45
USM
-
SIN
Nonstop2h 00m
Scoot
Deal found 12/7฿9,831
Tue 25/817:55
SIN
-
USM
Nonstop1h 55m
Scoot
Mon 31/818:15
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 12/7฿9,864
Wed 12/807:00
SIN
-
USM
Nonstop1h 45m
Scoot
Sat 15/819:45
USM
-
SIN
Nonstop2h 00m
Scoot
Deal found 11/7฿9,897
Fri 16/1017:55
SIN
-
USM
Nonstop1h 55m
Scoot
Sun 25/1008:55
USM
-
SIN
Nonstop1h 50m
Scoot
Deal found 11/7฿9,930
Fri 21/807:00
SIN
-
USM
Nonstop1h 45m
Scoot
Tue 25/819:45
USM
-
SIN
Nonstop2h 00m
Scoot
Deal found 12/7฿9,997
Wed 5/807:00
SIN
-
USM
Nonstop1h 45m
Scoot
Thu 13/819:45
USM
-
SIN
Nonstop2h 00m
Scoot
Deal found 8/7฿10,030
Thu 17/907:55
SIN
-
USM
2 stops7h 55m
Multiple Airlines
Mon 21/908:40
USM
-
SIN
Nonstop1h 55m
Multiple Airlines
Deal found 9/7฿10,063
Sun 2/817:55
SIN
-
USM
Nonstop1h 55m
Scoot
Wed 5/819:45
USM
-
SIN
Nonstop2h 00m
Scoot
Deal found 12/7฿10,096
Mon 3/817:55
SIN
-
USM
Nonstop1h 55m
Scoot
Sat 8/819:45
USM
-
SIN
Nonstop2h 00m
Scoot
Deal found 12/7฿10,130
Wed 26/817:55
SIN
-
USM
Nonstop1h 55m
Scoot
Thu 3/918:15
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 12/7฿10,163

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 13 July 2026.

Round-trip from

฿9,764

One-way from

฿5,414

Popular in

April

Cheapest in

September

Average price

฿13,185
Scoot
  • Scoot
  • 15/8-17/8
  • Nonstop
  • 3h 55m total
  • Singapore to Ko Samui
Search Deals
Scoot
  • Scoot
  • 20/8
  • Nonstop
  • 1h 45m total
  • Singapore to Ko Samui
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (฿18,561 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿4,986 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 13 July 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

Mon 26/10

07:00-08:00

Nonstop2h 00m

Ko Samui

Fri 30/10

08:55-11:45

Nonstop1h 50m

฿12,720

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Tue 15/12

15:30-20:50

1 stop6h 20m

Ko Samui

Tue 22/12

19:45-22:55

Nonstop2h 10m

฿13,551

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Mon 14/9

10:50-15:10

1 stop5h 20m

Ko Samui

Fri 18/9

19:45-22:45

Nonstop2h 00m

฿15,576

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Tue 25/8

20:15-21:10

Nonstop1h 55m

Ko Samui

Sun 13/9

16:25-19:20

Nonstop1h 55m

฿16,108

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Tue 4/8

20:15-21:10

Nonstop1h 55m

Ko Samui

Sun 23/8

13:30-16:25

Nonstop1h 55m

฿19,329

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Sat 22/8

08:00-21:35

1 stop14h 35m

Ko Samui

Wed 2/9

16:25-19:20

Nonstop1h 55m

฿19,794

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Fri 7/8

17:20-18:15

Nonstop1h 55m

Ko Samui

Wed 2/9

16:25-19:20

Nonstop1h 55m

฿19,861

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Sun 23/8

17:20-18:15

Nonstop1h 55m

Ko Samui

Sun 30/8

08:30-14:30

1 stop5h 00m

฿20,592

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Wed 26/8

08:00-20:45

1 stop13h 45m

Ko Samui

Sat 12/9

16:25-19:20

Nonstop1h 55m

฿20,625

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Tue 18/8

20:15-21:10

Nonstop1h 55m

Ko Samui

Sat 29/8

08:10-14:30

1 stop5h 20m

฿21,488

Flights are sorted by cheapest return flights first.

Deals found on 12/7

Showing 1-10 of 21 resultsSorted by cheapest first
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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 ฿10,163). Flying from Singapore to Ko Samui in April is currently the most expensive (average of ฿13,484). 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 13 July 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 5 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 แอร์ฟร้านซ์(95%), ลุฟท์ฮันซ่า(95%) or Qatar Airways(93%), 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 ฿10,163). Flying from Singapore to Ko Samui in April is currently the most expensive (average of ฿13,484). 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.

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