Find flights
When to book
Airlines
FAQs

Cheap flights from Singapore to Ko Samui

SIN — USM
11 Oct — 18 Oct1
1 adult
1 adult, Economy

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 11 September 2025.

Popular in

December

Cheapest in

May

Average price

C$ 425

Good one-way deal

C$ 209 or less
Highest demand for flights based on searches. 5% potential increase in price (C$ 34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a one-way flight from Singapore Changi to Ko Samui.
Search Deals

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 round-trip 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 round-trip flight from Singapore to Ko Samui. Price data was last updated on 29 August 2025.

Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Singapore to Ko 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 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 11 September 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 at noon tend to be the most expensive. A flight in the morning could potentially save you up to 12% on airfare.

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 11 September 2025.
Check out reviews from past customers who have flown with 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.
Scoot
6.7
Okay
308 reviews
Check prices

Boarding

6.8

Crew

7.4

Entertainment

5.2

Overall

6.7

Comfort

6.5

Food

5.7

Reviews

1 / 16
4.0
Okay

Anonymous,Mar 2025

CSX - SIN

boarding experience was bad, flight was delayed. was woke up 1 hour prior to arrival to destination saying that we are arriving, mind that it was a overnight flight it surely does not taste well.
Scoot
6.7
Okay
308 reviews
Scoot
6.7
Okay
308 reviews
Check prices

Boarding

6.8

Crew

7.4

Entertainment

5.2

Overall

6.7

Comfort

6.5

Food

5.7

Reviews

1 / 16
4.0
Okay

Anonymous,Mar 2025

CSX - SIN

boarding experience was bad, flight was delayed. was woke up 1 hour prior to arrival to destination saying that we are arriving, mind that it was a overnight flight it surely does not taste well.

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?

    Within the past month, 4 users have taken a look at flights from Singapore Changi to Ko Samui.

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

    Flying on Scoot is currently your cheapest option to Ko Samui, with prices starting at C$ 378. Scoot is currently priced 20% below the average price you’ll pay for this route.

  • 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 Etihad Airways (96%), Qatar Airways (94%) or Thai Airways (94%) 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 vacation 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.

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 Tao
Ko Pha Ngan

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 Phuket City flights

Top airline flying from Singapore to Ko Samui

Discover the top airline 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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestC$ 378AverageC$ 504FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers 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?

When you search for this flight from Singapore to Ko Samui, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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?

Yes! Cheapflights helps users easily find flights from Singapore to Ko Samui with no change fees.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.