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Cheap flights from Singapore to Ko Samui from ฿5,133

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 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — USM
21 Jul — 28 Jul1
1 adult

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 16 July 2025.

Round-trip from

฿8,642

One-way from

฿5,133

Popular in

December

Cheapest in

May

Average price

฿10,917
Scoot
  • Scoot
  • 25/8-29/8
  • Nonstop
  • 4h 05m total
  • Singapore to Ko Samui
Search Deals
Scoot
  • Scoot
  • 15/8
  • Nonstop
  • 1h 45m total
  • Singapore to Ko Samui
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (฿22,035 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿6,037 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

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 16 July 2025.

Mon 25/817:35SIN - USM
Nonstop1h 55mScoot
Fri 29/817:40USM - SIN
Nonstop2h 10mScoot
Deal found 15/7฿8,642
Tue 9/917:55SIN - USM
2 stops21h 55mMultiple Airlines
Sat 13/908:45USM - SIN
Nonstop2h 00mMultiple Airlines
Deal found 14/7฿8,740

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 17,341 searches. Data last updated 16 July 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

Mon 25/8

17:35-18:30

Nonstop1h 55m

Ko Samui

Fri 29/8

17:40-20:50

Nonstop2h 10m

฿8,642

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Tue 9/9

17:55-14:50

2 stops21h 55m

Ko Samui

Sat 13/9

08:45-11:45

Nonstop2h 00m

฿8,740

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Fri 15/8

16:00-16:45

Nonstop1h 45m

฿5,133

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Wed 22/10

06:30-07:20

1 stop25h 50m

฿5,491

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Fri 2/1

20:10-21:05

Nonstop1h 55m

฿6,660

Flights are sorted by cheapest return flights first.

Deals found on 15/7

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 11 July 2025.

To ensure you get the cheapest price possible for a flight from Singapore to Ko Samui, you should look to book at least 69 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, May is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of ฿173). Flying from Singapore to Ko Samui in February is currently the most expensive (average of ฿258). 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 16 July 2025.

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.

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 16 July 2025.

The most flights from SIN to USM are scheduled on a Tuesday (41 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (26 on average).

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 16 July 2025.
Get a feel of what it's like to fly with Bangkok Airways and Scoot from Singapore to Ko Samui by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Bangkok Airways
8.0
Very Good
111 reviews
Check prices

Boarding

7.9

Overall

8.0

Entertainment

6.2

Crew

8.5

Food

7.2

Comfort

7.8

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.
Bangkok Airways
8.0
Very Good
111 reviews
Bangkok Airways
8.0
Very Good
111 reviews
Check prices

Boarding

7.9

Overall

8.0

Entertainment

6.2

Crew

8.5

Food

7.2

Comfort

7.8

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.
Scoot
6.7
Okay
305 reviews
Bangkok Airways
8.0
Very Good
111 reviews
Check prices

Boarding

7.9

Overall

8.0

Entertainment

6.2

Crew

8.5

Food

7.2

Comfort

7.8

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.

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

    The Singapore Changi to Ko Samui flight path was viewed by 7 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What is the cheapest airline to fly from Singapore to Ko Samui round-trip?

    Scoot, at ฿8,642, was found to be the cheapest airline from Singapore to Ko Samui.. You may be able to fly from Singapore to Ko Samui for 22% less than the average price by searching for this airline.

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

    No one likes to see their flight delayed. When booking a flight from Singapore to Ko Samui consider choosing ลุฟท์ฮันซ่า(93%), เอทิฮัดแอร์เวย์(92%) or Qatar Airways(90%), as they are the most reliable in getting you off to your destination on time.

  • 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, May is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of ฿173). Flying from Singapore to Ko Samui in February is currently the most expensive (average of ฿258). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Singapore to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.
Singapore to Suvarnabhumi flights
Singapore to Krabi flights
Singapore to Hat Yai 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?

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?

Need flexible booking options for your flight to Ko Samui from Singapore? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ko Samui from Singapore today and book when prices fit your budget.

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