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Cheap flights from Ko Samui to Singapore from $218

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 23/12. Fares are subject to change and may not be available on all flights or dates of travel.
USM — SIN
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Ko Samui to Singapore Changi are usually found in November or June, booked 38 days in advance, depart on a Tuesday or Monday and return on a Thursday

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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 31 October 2025.

Sun 14/1208:55USM - SIN
Nonstop2h 00mMultiple Airlines
Sun 21/1213:40SIN - USM
2 stops8h 10mMultiple Airlines
Deal found 29/10$647
Sun 14/1208:55USM - SIN
Nonstop2h 00mScoot
Sun 21/1218:00SIN - USM
Nonstop1h 50mScoot
Deal found 29/10$662
Sun 9/1108:55USM - SIN
Nonstop2h 00mMultiple Airlines
Mon 10/1115:25SIN - USM
1 stop5h 50mMultiple Airlines
Deal found 30/10$789
Wed 31/1216:25USM - SIN
Nonstop1h 55mBangkok Airways
Thu 1/117:20SIN - USM
Nonstop1h 55mBangkok Airways
Deal found 28/10$900
Wed 31/1207:55USM - SIN
2 stops11h 40mMalaysia Airlines
Mon 5/119:30SIN - USM
2 stops13h 00mMalaysia Airlines
Deal found 28/10$944
Wed 31/1207:55USM - SIN
2 stops9h 40mMalaysia Airlines
Sat 3/119:30SIN - USM
2 stops13h 40mMalaysia Airlines
Deal found 28/10$961
Tue 9/1208:15USM - SIN
Nonstop1h 55mBangkok Airways
Mon 15/1212:25SIN - USM
1 stop5h 00mBangkok Airways
Deal found 30/10$975
Wed 10/1208:15USM - SIN
2 stops9h 00mBangkok Airways
Tue 16/1217:20SIN - USM
Nonstop1h 55mBangkok Airways
Deal found 30/10$1,037
Mon 8/1208:15USM - SIN
2 stops9h 00mBangkok Airways
Wed 17/1217:20SIN - USM
Nonstop1h 55mBangkok Airways
Deal found 30/10$1,072

Cheap 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 31 October 2025.

Round-trip from

$591

One-way from

$218

Popular in

August

Cheapest in

November

Average price

$461

Good one-way deal

$495 or less
Bangkok Airways
  • Bangkok Airways
  • 26/2-3/3
  • Nonstop
  • 3h 50m total
  • Ko Samui to Singapore
Search Deals
Scoot
  • Scoot
  • 23/12
  • Nonstop
  • 2h 10m total
  • Ko Samui to Singapore
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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 31 October 2025.
Use the filters below to find and compare flights from Ko Samui to Singapore that are best for you.

Fly from

Ko Samui

Fly to

Singapore

Route

Depart

Return

Price

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Thu 26/2

08:15-11:10

Nonstop1h 55m

Singapore Changi

Tue 3/3

17:20-18:15

Nonstop1h 55m

$591

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Sun 14/12

08:55-11:55

Nonstop2h 00m

Singapore Changi

Sun 21/12

13:40-20:50

2 stops8h 10m

$647

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Sun 14/12

08:55-11:55

Nonstop2h 00m

Singapore Changi

Sun 21/12

18:00-18:50

Nonstop1h 50m

$662

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Thu 1/1

08:15-11:10

Nonstop1h 55m

Singapore Changi

Sun 4/1

20:10-21:05

Nonstop1h 55m

$714

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Thu 1/1

08:15-11:10

Nonstop1h 55m

Singapore Changi

Wed 7/1

17:20-18:15

Nonstop1h 55m

$774

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Thu 1/1

08:15-11:10

Nonstop1h 55m

Singapore Changi

Thu 1/1

17:20-18:15

Nonstop1h 55m

$841

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Wed 31/12

16:25-19:20

Nonstop1h 55m

Singapore Changi

Thu 1/1

17:20-18:15

Nonstop1h 55m

$900

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Wed 31/12

07:55-20:35

2 stops11h 40m

Singapore Changi

Mon 5/1

19:30-07:30

2 stops13h 00m

$944

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Mon 23/2

12:00-14:55

Nonstop1h 55m

Singapore Changi

Wed 25/2

15:25-19:50

1 stop5h 25m

$947

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Wed 31/12

07:55-18:35

2 stops9h 40m

Singapore Changi

Sat 3/1

19:30-08:10

2 stops13h 40m

$961

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 21 results
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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

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

Use this chart to determine the optimal time to book a return flight from Ko Samui to Singapore. Price data was last updated on 24 October 2025.

The best time to book flights from Ko Samui to Singapore is 38 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, April is the cheapest month in which you can book a flight from Ko Samui to Singapore (average of $215). Flying from Ko Samui to Singapore in August is currently the most expensive (average of $437). 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 31 October 2025.

It’s optimal to fly from Ko Samui to Singapore in the morning. By choosing this option you can save up to 80% 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?

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 32 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 Bangkok Airways or 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(94%), Singapore Airlines(91%) or Qatar Airways(90%), 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 $183. On average you can expect to pay $992. The most popular route, (Ko Samui - Singapore Changi), can usually be booked for $428.

  • 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, April is the cheapest month in which you can book a flight from Ko Samui to Singapore (average of $215). Flying from Ko Samui to Singapore in August is currently the most expensive (average of $437). 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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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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