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Cheap flights from Singapore to Ko Samui from S$ 206

SIN — USM
27 Sep — 4 Oct1
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

Sun 4-1007:00 -
Nonstop1h 45m
Thu 8-1019:45 -
Nonstop2h 00m
Deal found 25-8S$ 360
Tue 22-916:25 -
Nonstop1h 55m
Fri 25-919:45 -
Nonstop1h 55m
Deal found 23-8S$ 361
Thu 8-1012:10 -
1 stop9h 15m
Mon 12-1019:45 -
Nonstop2h 00m
Deal found 27-8S$ 362
Thu 8-1012:10 -
1 stop9h 15m
Sun 11-1008:40 -
Nonstop1h 55m
Deal found 27-8S$ 364
Wed 16-916:25 -
Nonstop1h 55m
Mon 5-1008:40 -
Nonstop1h 55m
Deal found 23-8S$ 366
Mon 14-916:25 -
Nonstop1h 55m
Fri 18-918:15 -
Nonstop1h 55m
Deal found 26-8S$ 367
Tue 8-907:00 -
Nonstop1h 45m
Fri 11-908:40 -
Nonstop1h 55m
Deal found 25-8S$ 371
Wed 16-916:25 -
Nonstop1h 55m
Sat 26-908:40 -
Nonstop1h 55m
Deal found 25-8S$ 372
Sun 20-917:55 -
Nonstop1h 55m
Fri 25-919:45 -
Nonstop1h 55m
Deal found 27-8S$ 374

Find flight deals from Singapore to Ko Samui

Round-trip from

S$ 360

One-way from

S$ 206

Popular in

April

Cheapest in

September

Average price

S$ 466

Good round-trip deal

S$ 434 or less

Good one-way deal

S$ 202 or less
Scoot
  • Scoot
  • 4-10-8-10
  • Nonstop
  • 3h 45m total
  • Singapore to Ko Samui
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Scoot
  • Scoot
  • 9-10
  • Nonstop
  • 1h 55m total
  • Singapore to Ko Samui
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (S$ 28 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (S$ 8 potential savings vs. average return price).
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Average for round-trip flights in August 2026
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Price to beat on a round-trip flight from Singapore to Ko Samui.
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Price to beat on a one-way flight from Singapore to Ko Samui.
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Cheapflights Fare Finder

 
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 Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Sun 1-11

16:15-17:10

Nonstop1h 55m

Ko Samui

Thu 5-11

18:05-21:05

Nonstop2h 00m

S$ 494
Fastest return journey

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Fri 9-10

20:15-21:10

Nonstop1h 55m

Ko Samui

Sun 11-10

13:30-16:25

Nonstop1h 55m

S$ 540

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Fri 15-1

17:20-18:15

Nonstop1h 55m

Ko Samui

Wed 20-1

07:00-14:50

1 stop6h 50m

S$ 658

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Tue 22-9

12:25-17:05

1 stop5h 40m

Ko Samui

Fri 25-9

16:25-19:20

Nonstop1h 55m

S$ 669

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Mon 21-9

12:25-21:35

1 stop10h 10m

Ko Samui

Fri 25-9

16:25-19:20

Nonstop1h 55m

S$ 699

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Mon 21-9

15:55-21:35

1 stop6h 40m

Ko Samui

Sat 26-9

16:25-19:20

Nonstop1h 55m

S$ 699

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Wed 13-1

17:20-18:15

Nonstop1h 55m

Ko Samui

Mon 8-2

13:25-16:20

Nonstop1h 55m

S$ 810

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Mon 11-1

17:20-18:15

Nonstop1h 55m

Ko Samui

Sun 7-2

16:25-19:20

Nonstop1h 55m

S$ 811

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Mon 21-9

06:40-11:05

1 stop5h 25m

Ko Samui

Mon 21-9

13:30-16:25

Nonstop1h 55m

S$ 853
Cheapest one-way

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Wed 30-9

16:25-17:20

Nonstop1h 55m

S$ 233

Flights are sorted by cheapest return flights first.

Deals found on 27-8

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

Cheapflights Insights

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

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 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 SG to USM?

When flying from Singapore to Ko Samui, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Singapore to Ko Samui

The most flights from SG0 to USM are scheduled on a Monday (34 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (30 on average).

How often are flights from Singapore to Ko Samui delayed?

About 10% of weekly flights between Singapore and Ko Samui have experienced delays in the past year, with the average delay time being 95 minutes.

What is the most punctual flight time for Singapore to Ko Samui flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Singapore to Ko Samui flights?

Over the past year, Bangkok Airways have had the lowest number of delays on this route, with just 10% of flights being delayed.

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.

Reviews of airlines servicing Ko Samui

Check out reviews from past customers who have flown with Bangkok Airways and Scoot from Singapore to Ko Samui to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Bangkok Airways
8.1
Very Good
133 reviews
Check prices

Comfort

7.9

Overall

8.1

Boarding

8.1

Entertainment

6.3

Food

7.3

Crew

8.6

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
133 reviews
Bangkok Airways
8.1
Very Good
133 reviews
Check prices

Comfort

7.9

Overall

8.1

Boarding

8.1

Entertainment

6.3

Food

7.3

Crew

8.6

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
331 reviews
Bangkok Airways
8.1
Very Good
133 reviews
Check prices

Comfort

7.9

Overall

8.1

Boarding

8.1

Entertainment

6.3

Food

7.3

Crew

8.6

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

  • What airport do you fly into for flights to Ko Samui from Singapore?

    Located just 3.3 km from the city centre, Ko Samui (USM) is the airport most travelers will use when flying to Ko Samui from Singapore.

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

    The Singapore to Ko Samui flight path was viewed by 483 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 most reliable airlines from Singapore to Ko Samui?

    Consider Scoot (90%), Singapore Airlines (87%) or KLM (82%) 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?

    The cheapest flight price from Singapore to Ko Samui is S$ 197. On average you can expect to pay S$ 370. The most popular route, (Singapore Changi - Ko Samui), can usually be booked for S$ 346.

  • 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 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

Alternative routes for Singapore to Ko Samui

Singapore to Phuket City flights
Singapore to Chiang Mai flights
Singapore to Ko Samui flights
Singapore to Krabi flights
Kuala Lumpur Intl to Suvarnabhumi flights

Top 2 airlines flying from Singapore to Ko Samui

AirlineCheapestAverageFlexibilityOn-time
ScootCheapestS$ 335AverageS$ 438FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Bangkok AirwaysCheapestS$ 388AverageS$ 490FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Singapore to Ko Samui flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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?

Yes, we can. To see specific flights from Singapore to Ko Samui with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for Singapore to Ko Samui flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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