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Cheap flights from Singapore to Ko Samui from S$ 211

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 10-8. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — USM
29 Jul — 5 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Singapore Changi to Ko Samui are usually found in October or September, booked 36 days in advance, depart on a Monday or Sunday and return on a Monday

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 29 June 2026.

Sun 20-917:55
SIN
-
USM
Nonstop1h 55m
Scoot
Fri 25-918:15
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 28-6S$ 374
Tue 22-916:25
SIN
-
USM
Nonstop1h 55m
Scoot
Wed 30-911:05
USM
-
SIN
Nonstop2h 00m
Scoot
Deal found 24-6S$ 376
Fri 16-1017:55
SIN
-
USM
Nonstop1h 55m
Scoot
Sun 25-1008:55
USM
-
SIN
Nonstop1h 50m
Scoot
Deal found 27-6S$ 378
Mon 14-907:00
SIN
-
USM
Nonstop1h 45m
Scoot
Fri 18-918:15
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 24-6S$ 379
Thu 3-907:30
SIN
-
USM
1 stop8h 10m
Multiple Airlines
Thu 17-912:30
USM
-
SIN
2 stops17h 45m
Multiple Airlines
Deal found 27-6S$ 381
Mon 24-807:00
SIN
-
USM
Nonstop1h 45m
Scoot
Mon 31-808:40
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 28-6S$ 384
Wed 26-817:55
SIN
-
USM
Nonstop1h 55m
Scoot
Mon 31-808:40
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 24-6S$ 387
Thu 17-912:10
SIN
-
USM
1 stop9h 15m
Multiple Airlines
Sun 20-908:40
USM
-
SIN
Nonstop1h 55m
Multiple Airlines
Deal found 27-6S$ 388
Wed 16-920:45
SIN
-
USM
2 stops19h 05m
Multiple Airlines
Sun 20-908:40
USM
-
SIN
Nonstop1h 55m
Multiple Airlines
Deal found 27-6S$ 391
Tue 18-807:00
SIN
-
USM
Nonstop1h 45m
Scoot
Fri 28-808:40
USM
-
SIN
Nonstop1h 55m
Scoot
Deal found 28-6S$ 392

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 29 June 2026.

Round-trip from

S$ 374

One-way from

S$ 211

Popular in

April

Cheapest in

October

Average price

S$ 453

Good round-trip deal

S$ 404 or less

Good one-way deal

S$ 261 or less
Scoot
  • Scoot
  • 20-9-25-9
  • Nonstop
  • 3h 50m total
  • Singapore to Ko Samui
Search Deals
Scoot
  • Scoot
  • 10-8
  • Nonstop
  • 1h 55m total
  • Singapore to Ko Samui
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (S$ 30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (S$ 9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Singapore Changi to Ko Samui.
Search Deals
Price to beat on a one-way flight from Singapore Changi to Ko Samui.
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 200,618 searches. Data last updated 29 June 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

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Sat 25-7

17:55-18:50

Nonstop1h 55m

Ko Samui

Mon 27-7

19:45-22:45

Nonstop2h 00m

S$ 497

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Mon 19-10

16:25-17:20

Nonstop1h 55m

Ko Samui

Thu 22-10

19:45-22:45

Nonstop2h 00m

S$ 503

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Sat 25-7

07:30-16:55

1 stop10h 25m

Ko Samui

Mon 27-7

19:45-22:45

Nonstop2h 00m

S$ 579
Fastest return journey

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Tue 18-8

20:15-21:10

Nonstop1h 55m

Ko Samui

Sat 29-8

13:30-16:25

Nonstop1h 55m

S$ 719

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Mon 28-9

17:20-18:15

Nonstop1h 55m

Ko Samui

Mon 19-10

18:25-00:35

1 stop5h 10m

S$ 741

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Mon 28-9

17:20-18:15

Nonstop1h 55m

Ko Samui

Wed 21-10

17:25-23:40

1 stop5h 15m

S$ 780

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

S$ 791

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Sun 20-12

21:00-07:10

1 stop11h 10m

Ko Samui

Fri 8-1

16:25-19:20

Nonstop1h 55m

S$ 793

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Mon 19-10

21:00-14:45

2 stops18h 45m

Ko Samui

Thu 22-10

17:50-12:10

2 stops17h 20m

S$ 798

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Fri 14-8

09:55-16:35

2 stops7h 40m

Ko Samui

Mon 17-8

20:35-11:25

2 stops13h 50m

S$ 802

Flights are sorted by cheapest return flights first.

Deals found on 28-6

Showing 1-10 of 21 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, October is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of S$ 397). Flying from Singapore to Ko Samui in April is currently the most expensive (average of S$ 521). 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 29 June 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?

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 29 June 2026.
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.
Bangkok Airways
8.1
Very Good
134 reviews
Check prices

Crew

8.6

Boarding

8.1

Entertainment

6.3

Food

7.3

Comfort

7.9

Overall

8.1

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect
Bangkok Airways
8.1
Very Good
134 reviews
Bangkok Airways
8.1
Very Good
134 reviews
Check prices

Crew

8.6

Boarding

8.1

Entertainment

6.3

Food

7.3

Comfort

7.9

Overall

8.1

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect
Scoot
6.7
Okay
325 reviews
Bangkok Airways
8.1
Very Good
134 reviews
Check prices

Crew

8.6

Boarding

8.1

Entertainment

6.3

Food

7.3

Comfort

7.9

Overall

8.1

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

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 34 flights from Changi to Ko Samui, all of which are around 1h 45m 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?

    The Singapore Changi to Ko Samui flight path was viewed by 545 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?

    Airlines like Scoot and Bangkok Airways fly from Singapore to Ko Samui in about 1h 55m. 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$ 336. Another option worth looking into is Bangkok Airways, starting at S$ 390 round trip. Scoot is priced at 26% 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 (94%), Lufthansa (94%) or Qatar Airways (92%) 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$ 361 for a flight from Singapore to Ko Samui. The cheapest flight overall is S$ 209 while the most popular route, (Singapore Changi - Ko Samui) is currently priced at S$ 347.

  • 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, October is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of S$ 397). Flying from Singapore to Ko Samui in April is currently the most expensive (average of S$ 521). 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

Browse thousands of different options on Cheapflights for your next trip

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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 29 June 2026.
Bangkok Airways flights from Singapore Changi to Ko Samui

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 29 June 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestS$ 336AverageS$ 432FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Bangkok AirwaysCheapestS$ 390AverageS$ 479FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways 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?

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.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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