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Cheap flights from Singapore to Koh Samui from $445

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — USM
26 Feb — 5 Mar1
1 adult

The best prices from Singapore Changi to Ko Samui are usually found in September or June, booked 88 days in advance, depart on a Friday or Tuesday and return on a Tuesday

Cheap flight deals from Singapore to Koh Samui

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Koh 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 21 February 2025.

Round-trip from

$452

One-way from

$445

Popular in

April

Cheapest in

September

Average price

$563

Good round-trip deal

$480 or less

Good one-way deal

$285 or less
Scoot
  • Scoot
  • 7/4-9/4
  • Nonstop
  • 3h 50m total
  • Singapore to Koh Samui
12/3
  • 12/3
  • 2 total stops
  • 10h 40m total
  • Singapore to Koh Samui
Highest demand for flights based on searches. 7% potential increase in price ($63 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average return price).
Average for round-trip flights in February 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 Koh Samui

Cheapest flights from Singapore to Koh Samui
Explore the most affordable flight options available from Singapore to Koh Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Mon 7/407:00SIN - USM
Nonstop1h 50mScoot
Wed 9/408:45USM - SIN
Nonstop2h 00mScoot
Deal found 21/2$452
Fri 14/317:35SIN - USM
Nonstop1h 55mMultiple Airlines
Sat 22/308:15USM - SIN
Nonstop1h 55mMultiple Airlines
Deal found 20/2$489
Sun 30/1120:10SIN - USM
Nonstop1h 55mBangkok Airways
Sun 7/1213:25USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 19/2$505
Sun 2/320:45SIN - USM
2 stops35h 55mVietnam Airlines
Tue 11/307:55USM - SIN
2 stops34h 30mVietnam Airlines
Deal found 20/2$1,212
Thu 28/809:55SIN - USM
2 stops7h 55mMalaysia Airlines
Sun 7/910:05USM - SIN
2 stops9h 20mMalaysia Airlines
Deal found 19/2$3,854
Fri 4/409:45SIN - USM
1 stop9h 50mCathay Pacific
Mon 7/410:55USM - SIN
1 stop8h 40mCathay Pacific
Deal found 20/2$7,130

Find flights from Singapore to Koh Samui within your budget

Customise your flight search to find flights from Singapore to Koh 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 647,157 searches. Data last updated 21 February 2025.

Fly from

Singapore

Fly to

Koh Samui

Route

Depart

Return

Price

SingaporeKoh Samui

SIN - USM

SINUSM

Singapore Changi

Mon 7/4

07:00-07:50

Nonstop1h 50m

Ko Samui

Wed 9/4

08:45-11:45

Nonstop2h 00m

$452

SingaporeKoh Samui

SIN - USM

SINUSM

Singapore Changi

Fri 14/3

17:35-18:30

Nonstop1h 55m

Ko Samui

Sat 22/3

08:15-11:10

Nonstop1h 55m

$489

SingaporeKoh Samui

SIN - USM

SINUSM

Singapore Changi

Mon 21/4

17:20-18:15

Nonstop1h 55m

Ko Samui

Wed 30/4

16:25-19:20

Nonstop1h 55m

$572

SingaporeKoh Samui

SIN - USM

SINUSM

Singapore Changi

Fri 14/3

13:15-07:30

2 stops19h 15m

Ko Samui

Sat 22/3

08:30-19:25

2 stops9h 55m

$2,038

SingaporeKoh Samui

SIN - USM

SINUSM

Singapore Changi

Fri 4/4

09:45-18:35

1 stop9h 50m

Ko Samui

Mon 7/4

10:55-20:35

1 stop8h 40m

$7,130

SingaporeKoh Samui

SIN - USM

SINUSM

Singapore Changi

Wed 12/3

11:05-20:45

2 stops10h 40m

$445

SingaporeKoh Samui

SIN - USM

SINUSM

Singapore Changi

Sat 3/5

06:20-21:35

2 stops16h 15m

$1,149

SingaporeKoh Samui

SIN - USM

SINUSM

Singapore Changi

Sun 13/7

01:50-18:35

1 stop17h 45m

$4,518

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Best time to book a flight from Singapore to Koh Samui

Have a flexible travel schedule? Discover the best time to fly to Koh 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.

Travel insights for flights from Singapore to Koh Samui

Get recent, data-driven insights about flights from Singapore to Koh Samui including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Singapore to Koh Samui?

Use this chart to determine the optimal time to book a return flight from Singapore to Koh Samui. Price data was last updated on 14 February 2025.

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Singapore to Koh Samui. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Singapore to Koh Samui?

Currently, August is the cheapest month in which you can book a flight from Singapore to Koh Samui (average of $533). Flying from Singapore to Koh Samui in December is currently the most expensive (average of $1,051). 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 Koh Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

When flying from Singapore to Koh Samui, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 24% versus a flight in the afternoon.

Weekly flight availability from Singapore to Koh Samui

Explore weekly flight availability from Singapore to Koh 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 21 February 2025.

The most flights from SIN to USM are scheduled on a Tuesday (39 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (31 on average).

Rainfall in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Koh Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Koh Samui when rainfall is around 58.0 mm.

Temperature in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Koh Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

Reviews of airlines servicing Koh Samui

Get insights into the airlines that provide service to Koh 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 Koh Samui. Reviews last updated 21 February 2025.
Peruse reviews from past customers who have flown with Bangkok Airways, Vietnam Airlines and Cathay Pacific from Singapore to Koh 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.

Boarding

8.0

Entertainment

6.4

Comfort

7.9

Crew

8.6

Food

7.3

Overall

8.0

Reviews

1 / 6

4.0
Okay

Derick,June 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Boarding

8.0

Entertainment

6.4

Comfort

7.9

Crew

8.6

Food

7.3

Overall

8.0

Reviews

1 / 6

4.0
Okay

Derick,June 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Boarding

8.0

Entertainment

6.4

Comfort

7.9

Crew

8.6

Food

7.3

Overall

8.0

Reviews

1 / 6

4.0
Okay

Derick,June 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Boarding

8.0

Entertainment

6.4

Comfort

7.9

Crew

8.6

Food

7.3

Overall

8.0

Reviews

1 / 6

4.0
Okay

Derick,June 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Boarding

8.0

Entertainment

6.4

Comfort

7.9

Crew

8.6

Food

7.3

Overall

8.0

Reviews

1 / 6

4.0
Okay

Derick,June 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Boarding

8.0

Entertainment

6.4

Comfort

7.9

Crew

8.6

Food

7.3

Overall

8.0

Reviews

1 / 6

4.0
Okay

Derick,June 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Koh 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 Koh Samui?

    You will need to book a flight from Singapore Changi to Ko Samui if you want to fly from Singapore to Koh Samui. At least 2 different airlines have flights from Changi (SIN) to Ko Samui (USM) on a regular basis. There are 34 flights to Koh Samui from the Singapore airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SIN to USM to be around 2h 00m.

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

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

    Our cheapest airline available from Singapore to Koh Samui is Scoot. Our recent data shows that you can find tickets from as low as $452 on this airline. Additional options worth looking into are Bangkok Airways and Vietnam Airlines, starting at $572 and $2,038 round-trip. Scoot is 16% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Before booking your flight to Koh Samui from Singapore, have a look at the most reliable airlines to get you to your destination on time: Etihad Airways (86%), Lufthansa (82%), Qatar Airways( 82%).

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

    Looking at all options, your cheapest flight can be booked for $246. While the most popular route (Singapore Changi - Ko Samui) can be booked for $916 on average our data indicates $410 when flying from Singapore to Koh Samui.

  • Can I find deals for flights from Singapore to Koh Samui that include hotel bookings?

    Yes. In addition to deals on Singapore to Koh Samui flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Singapore to Koh Samui?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Koh Samui.

  • Can I find deals for business class flights from Singapore to Koh Samui?

    Yes. Cheapflights offers flight deals from Singapore to Koh 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 Koh Samui?

    Currently, August is the cheapest month in which you can book a flight from Singapore to Koh Samui (average of $533). Flying from Singapore to Koh Samui in December is currently the most expensive (average of $1,051). 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 Singapore?

Book flights to Singapore if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao

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Alternative routes for Singapore to Koh Samui

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

Top 2 airlines flying from Singapore to Koh Samui

Discover the top 2 airlines that operate flights from Singapore to Koh 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 647,157 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$366Average$493FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Bangkok AirwaysCheapest$512Average$625FlexibilityNo 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 Koh Samui?

Cheapflights helps you search for flights from Singapore to Koh Samui via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Koh Samui?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Koh Samui from Singapore.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Singapore to Koh Samui, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Singapore to Koh 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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