Cheap flights from Singapore to Ko Samui from S$ 207

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 8-12. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — USM
11 Dec — 18 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Singapore Changi to Ko Samui are usually found in May or June, booked 27 days in advance, depart on a Monday or Sunday and return on a Wednesday

Cheap 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 11 November 2025.

Round-trip from

S$ 361

One-way from

S$ 207

Popular in

December

Cheapest in

May

Average price

S$ 396

Good round-trip deal

S$ 386 or less

Good one-way deal

S$ 213 or less
Scoot
  • Scoot
  • 9-2-26-2
  • Nonstop
  • 3h 50m total
  • Singapore to Ko Samui
Scoot
  • Scoot
  • 16-11
  • Nonstop
  • 2h 00m total
  • Singapore to Ko Samui
Highest demand for flights based on searches. 2% potential increase in price (S$ 11 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (S$ 7 potential savings vs. average return price).
Average for round-trip flights in November 2025
Price to beat on a round-trip flight from Singapore Changi to Ko Samui.
Price to beat on a one-way flight from Singapore Changi to Ko Samui.

Find 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 11 November 2025.

Sun 23-1107:00SIN - USM
Nonstop2h 00mScoot
Sat 29-1108:55USM - SIN
Nonstop2h 00mScoot
Deal found 10-11S$ 370
Fri 21-1116:10SIN - USM
Nonstop2h 00mScoot
Sun 23-1108:55USM - SIN
Nonstop2h 00mScoot
Deal found 9-11S$ 371
Sun 16-1110:00SIN - USM
Nonstop2h 00mScoot
Thu 20-1119:45USM - SIN
Nonstop2h 10mScoot
Deal found 9-11S$ 372
Tue 11-1107:00SIN - USM
Nonstop2h 00mScoot
Fri 14-1108:55USM - SIN
Nonstop2h 00mScoot
Deal found 10-11S$ 374
Fri 14-1107:00SIN - USM
Nonstop2h 00mScoot
Sun 16-1108:55USM - SIN
Nonstop2h 00mScoot
Deal found 9-11S$ 375
Mon 10-1107:00SIN - USM
Nonstop2h 00mScoot
Fri 14-1118:05USM - SIN
Nonstop2h 05mScoot
Deal found 9-11S$ 376
Thu 13-1107:00SIN - USM
Nonstop2h 00mScoot
Sun 16-1108:55USM - SIN
Nonstop2h 00mScoot
Deal found 9-11S$ 379
Sat 15-1118:00SIN - USM
Nonstop1h 50mScoot
Mon 17-1108:55USM - SIN
Nonstop2h 00mScoot
Deal found 10-11S$ 380
Mon 24-1107:00SIN - USM
Nonstop2h 00mScoot
Thu 27-1119:45USM - SIN
Nonstop2h 10mScoot
Deal found 10-11S$ 384
Sun 16-1110:00SIN - USM
Nonstop2h 00mScoot
Sun 16-1119:45USM - SIN
Nonstop2h 10mScoot
Deal found 9-11S$ 387
Thu 27-1116:10SIN - USM
Nonstop2h 00mScoot
Sun 30-1108:55USM - SIN
Nonstop2h 00mScoot
Deal found 9-11S$ 388

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 200,618 searches. Data last updated 11 November 2025.
Use the filters below to find and compare flights from Singapore to Ko Samui that are best for you.

Fly from

Singapore

Fly to

Ko Samui

Route

Depart

Return

Price

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Wed 3-12

07:00-08:00

Nonstop2h 00m

Ko Samui

Mon 8-12

08:55-11:55

Nonstop2h 00m

S$ 374

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Wed 4-3

18:00-18:50

Nonstop1h 50m

Ko Samui

Sun 8-3

08:55-11:55

Nonstop2h 00m

S$ 383

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Wed 4-3

18:00-18:50

Nonstop1h 50m

Ko Samui

Mon 9-3

08:55-11:55

Nonstop2h 00m

S$ 384

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Sun 19-4

15:30-20:30

1 stop6h 00m

Ko Samui

Wed 29-4

11:25-20:45

2 stops8h 20m

S$ 492

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Wed 3-12

22:35-17:30

2 stops19h 55m

Ko Samui

Mon 8-12

08:55-11:55

Nonstop2h 00m

S$ 501

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Thu 5-3

11:05-20:50

2 stops10h 45m

Ko Samui

Sun 8-3

08:55-11:55

Nonstop2h 00m

S$ 511

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Thu 5-3

07:00-08:00

Nonstop2h 00m

Ko Samui

Mon 9-3

12:25-19:40

2 stops6h 15m

S$ 513

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Wed 4-3

10:55-14:30

1 stop4h 35m

Ko Samui

Mon 9-3

08:55-11:55

Nonstop2h 00m

S$ 517

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Wed 4-3

10:55-14:30

1 stop4h 35m

Ko Samui

Sun 8-3

13:25-16:20

Nonstop1h 55m

S$ 547

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Mon 8-12

07:00-08:00

Nonstop2h 00m

S$ 207

Flights are sorted by cheapest return flights first.

Deals found on 10-11

Showing 1-10 of 20 results
1
2

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?

Use this chart to determine the optimal time to book a return flight from Singapore to Ko Samui. Price data was last updated on 7 November 2025.

To ensure you get the cheapest price possible for a flight from Singapore to Ko Samui, you should look to book at least 27 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, April is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of S$ 242). Flying from Singapore to Ko Samui in August is currently the most expensive (average of S$ 353). 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 11 November 2025.

It’s optimal to fly from Singapore to Ko Samui at midday. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight in the evening.

Reviews of airlines servicing Ko Samui

Get insights into the airlines that provide service to Ko Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ko Samui. Reviews last updated 11 November 2025.
Read reviews from past customers who have flown with Bangkok Airways and Scoot from Singapore to Ko Samui. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Overall

8.0

Entertainment

6.2

Comfort

7.9

Boarding

8.0

Food

7.3

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

Crew

8.5

Overall

8.0

Entertainment

6.2

Comfort

7.9

Boarding

8.0

Food

7.3

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

Crew

8.5

Overall

8.0

Entertainment

6.2

Comfort

7.9

Boarding

8.0

Food

7.3

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

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.
  • What airports do I use to fly from Singapore to Ko Samui?

    Booking a flight from Singapore Changi (SIN) to Ko Samui (USM) is your only option if you wish to fly from Singapore to Ko Samui. On a typical day, there are 36 flights from Changi to Ko Samui, all of which are around 1h 50m for a nonstop flight. You can also purchase a plane ticket from 2 airlines when you book a flight from Changi to Ko Samui.

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

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

    Airlines like Scoot fly from Singapore to Ko Samui in about 2h. The time it takes to get you to your destination is usually consistent. There are 1009 km between Singapore and Ko Samui. Generally, flights for this route are direct.

  • What are the cheapest airlines flying from Singapore to Ko Samui round-trip?

    Flying on Scoot is currently your cheapest option to Ko Samui, with prices starting at S$ 324. Another option worth looking into is Bangkok Airways, starting at S$ 416 round trip. Scoot is priced at 25% lower than the current average price of a flight leaving 3 months from now.

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

    Consider Air France (98%), Lufthansa (98%) or Etihad Airways (96%) when booking your flight. These represent the most reliable airlines when flying from Singapore to Ko Samui.

  • What are the cheapest flights from Singapore to Ko Samui?

    On average you can expect to pay S$ 343 for a flight from Singapore to Ko Samui. The cheapest flight overall is S$ 213 while the most popular route, (Singapore Changi - Ko Samui) is currently priced at S$ 361.

  • 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, April is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of S$ 242). Flying from Singapore to Ko Samui in August is currently the most expensive (average of S$ 353). 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

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Fly from Singapore to Ko Samui on these airlines

Choose from the following airlines for your flight from Singapore to Ko Samui. Flights are based on user searches made on Cheapflights and were last updated on 11 November 2025.

Top 2 airlines flying from Singapore to Ko Samui

Discover the top 2 airlines that operate flights from Singapore to Ko Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 11 November 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestS$ 324AverageS$ 404FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Bangkok AirwaysCheapestS$ 416AverageS$ 522FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights

Fly with Cheapflights

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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?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Singapore to Ko Samui.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Singapore to Ko Samui flexibly with Cheapflights today.

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