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Cheap flights from Ko Samui to Singapore from $157

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 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
USM — SIN
14 Sep — 21 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ko Samui to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from Ko Samui to Singapore
Explore the most affordable flight options available from Ko Samui to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2026.

Thu 17/919:45 -
Nonstop2h 00m
Sat 19/917:55 -
Nonstop1h 55m
Deal found 12/8$380
Thu 17/919:45 -
Nonstop2h 00m
Sun 20/916:25 -
Nonstop1h 55m
Deal found 11/8$382
Thu 17/919:45 -
Nonstop2h 00m
Sun 20/912:20 -
1 stop9h 05m
Deal found 11/8$398
Thu 17/918:15 -
Nonstop1h 55m
Sat 19/907:30 -
1 stop11h 30m
Deal found 12/8$447
Thu 22/1018:15 -
Nonstop1h 55m
Mon 26/1018:05 -
Nonstop1h 45m
Deal found 13/8$513
Thu 17/919:45 -
Nonstop2h 00m
Mon 21/916:25 -
Nonstop1h 55m
Deal found 11/8$514
Thu 17/916:25 -
Nonstop1h 55m
Sun 20/916:15 -
1 stop5h 10m
Deal found 13/8$677
Thu 17/908:00 -
2 stops6h 35m
Sat 19/913:40 -
2 stops7h 45m
Deal found 12/8$733

Find flight deals from Ko Samui to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Ko Samui (USM) to Singapore (SIN). 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 August 2026.

Round-trip from

$380

One-way from

$157

Popular in

March

Cheapest in

November

Average price

$482

Good one-way deal

$398 or less
Scoot
  • Scoot
  • 17/9-20/9
  • Nonstop
  • 3h 55m total
  • Ko Samui to Singapore
Search Deals
Scoot
  • Scoot
  • 24/9
  • Nonstop
  • 1h 55m total
  • Ko Samui to Singapore
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($31 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a one-way flight from Ko Samui to Singapore Changi.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ko Samui to Singapore 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 15 August 2026.
Use the filters below to find and compare flights from Ko Samui to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Ko SamuiSingapore

USM Ko Samui - SIN Singapore Changi

USMSIN

Ko Samui

Thu 17/9

12:30-20:15

1 stop6h 45m

Singapore Changi

Sun 20/9

12:20-20:25

1 stop9h 05m

$415

Ko SamuiSingapore

USM Ko Samui - SIN Singapore Changi

USMSIN

Ko Samui

Thu 17/9

18:15-21:10

Nonstop1h 55m

Singapore Changi

Sat 19/9

07:30-18:00

1 stop11h 30m

$447
Fastest return journey

Ko SamuiSingapore

USM Ko Samui - SIN Singapore Changi

USMSIN

Ko Samui

Thu 22/10

18:15-21:10

Nonstop1h 55m

Singapore Changi

Mon 26/10

18:05-18:50

Nonstop1h 45m

$513

Ko SamuiSingapore

USM Ko Samui - SIN Singapore Changi

USMSIN

Ko Samui

Thu 17/9

19:45-22:45

Nonstop2h 00m

Singapore Changi

Mon 21/9

16:25-17:20

Nonstop1h 55m

$514

Ko SamuiSingapore

USM Ko Samui - SIN Singapore Changi

USMSIN

Ko Samui

Thu 17/9

16:25-19:20

Nonstop1h 55m

Singapore Changi

Sun 20/9

16:15-20:25

1 stop5h 10m

$677

Ko SamuiSingapore

USM Ko Samui - SIN Singapore Changi

USMSIN

Ko Samui

Thu 17/9

08:00-15:35

2 stops6h 35m

Singapore Changi

Sun 20/9

09:55-16:55

2 stops8h 00m

$742

Ko SamuiSingapore

USM Ko Samui - SIN Singapore Changi

USMSIN

Ko Samui

Thu 17/9

08:00-15:35

2 stops6h 35m

Singapore Changi

Mon 21/9

13:40-20:25

2 stops7h 45m

$760

Ko SamuiSingapore

USM Ko Samui - SIN Singapore Changi

USMSIN

Ko Samui

Tue 8/9

14:30-00:10

2 stops8h 40m

Singapore Changi

Thu 10/9

12:15-20:25

2 stops9h 10m

$763

Ko SamuiSingapore

USM Ko Samui - SIN Singapore Changi

USMSIN

Ko Samui

Wed 9/9

11:25-20:25

2 stops8h 00m

Singapore Changi

Thu 10/9

12:15-20:25

2 stops9h 10m

$763

Ko SamuiSingapore

USM Ko Samui - SIN Singapore Changi

USMSIN

Ko Samui

Wed 9/9

11:25-20:25

2 stops8h 00m

Singapore Changi

Fri 11/9

09:55-16:55

2 stops8h 00m

$763

Flights are sorted by cheapest return flights first.

Deals found on 11/8

Showing 1-10 of 17 resultsSorted by cheapest first
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Best time to book a flight from Ko Samui to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Ko Samui 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 Ko Samui to Singapore

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

Currently, November is the cheapest month in which you can book a flight from Ko Samui to Singapore (average of $393). Flying from Ko Samui to Singapore in March is currently the most expensive (average of $493). 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 USM to SIN?

Find hourly flight availability from Ko Samui to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 August 2026.

It’s optimal to fly from Ko Samui to Singapore in the morning. By choosing this option you can save up to 78% on the cost of your flight, compared to a flight at midday.

How much does it cost for a return flight from Ko Samui to Singapore?

Airfare is below average for this route at the moment.

Ko Samui to Singapore flights typically cost between $454 and $618 in September.
The cheapest return price found within the last 5 days was $380 on Scoot (17 Sept–19 Sept).

Related info for your journey

Find useful and relevant information for your journey from Ko Samui to Singapore. 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 Ko Samui to Singapore flight route?

    Flights from Ko Samui to Singapore Changi have been viewed 22 times in the past calendar month.

  • How long is the flight from Ko Samui to Singapore?

    There are many flights that can get you from Ko Samui to Singapore in 1h 55m. Fly via Scoot to get the fastest option. Airlines will cover a distance of 1009 km. Generally, flights for this route are direct.

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

    No one likes to see their flight delayed. When booking a flight from Ko Samui to Singapore consider choosing Scoot(96%), Singapore Airlines(86%) or Qatar Airways(80%), as they are the most reliable in getting you off to your destination on time.

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

    The cheapest flight price from Ko Samui to Singapore is $211. On average you can expect to pay $464. The most popular route, (Ko Samui - Singapore Changi), can usually be booked for $397.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Ko Samui to Singapore (average of $393). Flying from Ko Samui to Singapore in March is currently the most expensive (average of $493). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ko Samui to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
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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 Ko Samui to Singapore?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ko Samui to Singapore. 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 Ko Samui to Singapore?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ko Samui to Singapore for you. Better yet — we are completely free to use.

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

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

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