Cheap flights from Singapore to Ko Samui from £115

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — USM
20 8月 — 27 8月1
1 adult

Cheapflights Tip: The best prices from Singapore Changi to Ko Samui are usually found in May or September, booked 58 days in advance, depart on a Monday or Tuesday 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 15 8月 2025.

Round-trip from

£227

One-way from

£115

Popular in

December

Cheapest in

May

Average price

£257

Good round-trip deal

£239 or less

Good one-way deal

£128 or less
Bangkok Airways
  • Bangkok Airways
  • 6/10-8/10
  • Nonstop
  • 3h 50m total
  • Singapore to Ko Samui
15/11
  • 15/11
  • 1 total stop
  • 14h 40m total
  • Singapore to Ko Samui
Highest demand for flights based on searches. 5% potential increase in price (£10 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
Average for round-trip flights in August 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

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 15 8月 2025.

週一 6/1017:20SIN - USM
Nonstop1h 55mBangkok Airways
週三 8/1013:30USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 13/8£227
週三 15/1020:15SIN - USM
Nonstop1h 55mBangkok Airways
週一 20/1013:30USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 15/8£240
週日 7/917:55SIN - USM
Nonstop1h 50mMultiple Airlines
週日 21/917:55USM - SIN
1 stop4h 55mMultiple Airlines
Deal found 14/8£245
週二 7/1020:15SIN - USM
Nonstop1h 55mBangkok Airways
週四 16/1008:20USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 13/8£254
週日 17/820:15SIN - USM
Nonstop1h 55mBangkok Airways
週四 21/808:20USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 15/8£267
週五 15/817:20SIN - USM
Nonstop1h 55mBangkok Airways
週二 19/808:20USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 14/8£330
週五 17/1017:20SIN - USM
Nonstop1h 55mBangkok Airways
週日 19/1007:00USM - SIN
1 stop6h 30mBangkok Airways
Deal found 15/8£353
週五 17/1012:25SIN - USM
1 stop5h 10mBangkok Airways
週一 20/1013:30USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 15/8£358

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 858,174 searches. Data last updated 15 8月 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

週一 6/10

17:20-18:15

Nonstop1h 55m

Ko Samui

週三 8/10

13:30-16:25

Nonstop1h 55m

£227

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

週三 15/10

20:15-21:10

Nonstop1h 55m

Ko Samui

週一 20/10

13:30-16:25

Nonstop1h 55m

£240

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

週五 17/10

17:20-18:15

Nonstop1h 55m

Ko Samui

週二 21/10

08:20-11:15

Nonstop1h 55m

£240

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

週日 7/9

17:55-18:45

Nonstop1h 50m

Ko Samui

週日 21/9

17:55-23:50

1 stop4h 55m

£245

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

週二 7/10

20:15-21:10

Nonstop1h 55m

Ko Samui

週四 16/10

08:20-11:15

Nonstop1h 55m

£254

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

週六 3/1

20:10-21:05

Nonstop1h 55m

Ko Samui

週六 10/1

08:15-11:10

Nonstop1h 55m

£324

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

週五 2/1

20:10-21:05

Nonstop1h 55m

Ko Samui

週六 10/1

08:15-11:10

Nonstop1h 55m

£324

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

週四 8/1

17:20-18:15

Nonstop1h 55m

Ko Samui

週六 10/1

08:15-11:10

Nonstop1h 55m

£324

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

週六 15/11

17:30-07:10

1 stop14h 40m

£115

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

週一 17/11

16:00-07:10

1 stop16h 10m

£115

Flights are sorted by cheapest return flights first.

Deals found on 14/8

Showing 1-10 of 18 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 8 August 2025.

To ensure you get the cheapest price possible for a flight from Singapore to Ko Samui, you should look to book at least 58 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, August is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of £1,019). Flying from Singapore to Ko Samui in December is currently the most expensive (average of £1,669). 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 15 8月 2025.

One of the essential ways to save on airfare from Singapore to Ko Samui is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 24% on airfare.

Weekly flight availability from Singapore to Ko Samui

Explore weekly flight availability from Singapore to Ko Samui. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 15 8月 2025.

The most flights from SIN to USM are scheduled on a Tuesday (39 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (25 on average).

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 15 8月 2025.
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.

Crew

8.5

Entertainment

6.3

Food

7.2

Boarding

8.0

Comfort

7.9

Overall

8.0

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

Entertainment

6.3

Food

7.2

Boarding

8.0

Comfort

7.9

Overall

8.0

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

Entertainment

6.3

Food

7.2

Boarding

8.0

Comfort

7.9

Overall

8.0

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?

    If you wish to fly to Ko Samui from Singapore, then you need to book flights from Singapore Changi to Ko Samui. There are 31 flights from Changi (SIN) to Ko Samui (USM) per day to choose from. Flights to Ko Samui from Changi are available from 2 different airlines, which means you should have some options if you want to compare airfare deals. 1h 30m is how long a nonstop flight from Singapore to Ko Samui typically takes.

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

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

    Scoot, at £170, was found to be the cheapest airline from Singapore to Ko Samui. An alternate airline flying to your destination would be Bangkok Airways. Scoot is priced at 32% 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?

    Before booking your flight to Ko Samui from Singapore, check out the most reliable airlines to get you to your destination on time: Etihad Airways (96%), Lufthansa (93%), Qatar Airways( 93%).

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

    While on average a flight from Singapore to Ko Samui is generally £223, our data shows the cheapest flight currently is £36. When looking at the most popular route, (Singapore Changi - Ko Samui), you can expect to pay £419 for that flight.

  • 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, August is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of £1,019). Flying from Singapore to Ko Samui in December is currently the most expensive (average of £1,669). 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

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Alternative routes for Singapore to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.

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 858,174 searches. Data last updated 15 8月 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest£170Average£251FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Bangkok AirwaysCheapest£241Average£302FlexibilityNo 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?

Deals for Singapore to Ko Samui flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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?

Certainly. Search results for flights to Ko Samui from Singapore shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Singapore to Ko Samui flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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