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$124+ Cheap flights from Ko Samui (USM) to Singapore (SIN)

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
USM — SIN
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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Cheapflights Tip: The best prices from Ko Samui to Singapore Changi are usually found in September or October, booked 38 days in advance, depart on a Friday or Wednesday and return on a Tuesday

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 agosto 18, 2025.

Round-trip from

$269
(Mytrip)

One-way from

$124
(Mytrip)

Popular in

August

Cheapest in

September

Average price

$369

Good round-trip deal

$276 or less

Good one-way deal

$145 or less
From Ko Samui to Singapore Changi
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One-way flight from Ko Samui to Singapore Changi
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Ko Samui to Singapore Changi.
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Price to beat on a one-way flight from Ko Samui to Singapore Changi.
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Find flight deals from Ko Samui to Singapore

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 agosto 18, 2025.

This Booking.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/78:45 amUSM - SIN
Nonstop2h 00mScoot
lun. 10/135:35 pmSIN - USM
Nonstop1h 55mScoot
Deal found 8/17$277
This CheapOair deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/208:45 amUSM - SIN
Nonstop2h 00mScoot
sáb. 10/257:00 amSIN - USM
Nonstop1h 50mScoot
Deal found 8/17$286
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/75:40 pmUSM - SIN
Nonstop2h 10mMultiple Airlines
lun. 10/138:20 amSIN - USM
1 stop9h 45mMultiple Airlines
Deal found 8/17$326
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/295:40 pmUSM - SIN
Nonstop2h 10mMultiple Airlines
dom. 8/3112:25 pmSIN - USM
1 stop6h 35mMultiple Airlines
Deal found 8/18$336
This Scoot deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scoot is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/18:45 amUSM - SIN
Nonstop2h 00mScoot
dom. 10/57:00 amSIN - USM
Nonstop1h 50mScoot
Deal found 8/17$366
This Singapore Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/208:45 amUSM - SIN
Nonstop2h 00mMultiple Airlines
sáb. 10/256:50 amSIN - USM
1 stop5h 15mMultiple Airlines
Deal found 8/17$423
This Booking.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/291:30 pmUSM - SIN
Nonstop1h 55mBangkok Airways
dom. 8/315:20 pmSIN - USM
Nonstop1h 55mBangkok Airways
Deal found 8/18$450

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated agosto 18, 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

jue. 9/25

8:45 am-11:45 am

Nonstop2h 00m

Singapore Changi

mar. 9/30

5:35 pm-6:30 pm

Nonstop1h 55m

$277

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

mar. 10/7

8:45 am-11:45 am

Nonstop2h 00m

Singapore Changi

lun. 10/13

5:35 pm-6:30 pm

Nonstop1h 55m

$277

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

dom. 9/14

8:45 am-11:45 am

Nonstop2h 00m

Singapore Changi

dom. 9/21

7:00 am-7:50 am

Nonstop1h 50m

$278

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

lun. 10/20

8:45 am-11:45 am

Nonstop2h 00m

Singapore Changi

sáb. 10/25

7:00 am-7:50 am

Nonstop1h 50m

$286

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

vie. 10/3

1:30 pm-4:25 pm

Nonstop1h 55m

Singapore Changi

lun. 10/6

8:15 pm-9:10 pm

Nonstop1h 55m

$306

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

mar. 9/30

12:05 pm-3:05 pm

Nonstop2h 00m

Singapore Changi

mar. 10/7

5:55 pm-7:20 am

1 stop14h 25m

$323

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

mar. 10/7

5:40 pm-8:50 pm

Nonstop2h 10m

Singapore Changi

lun. 10/13

8:20 am-5:05 pm

1 stop9h 45m

$326

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

dom. 9/14

8:45 am-11:45 am

Nonstop2h 00m

Singapore Changi

dom. 9/21

6:35 pm-7:20 am

2 stops13h 45m

$328

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

jue. 9/25

5:55 pm-11:50 pm

1 stop4h 55m

Singapore Changi

mar. 9/30

4:00 pm-4:45 pm

Nonstop1h 45m

$335

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

vie. 8/29

5:40 pm-8:50 pm

Nonstop2h 10m

Singapore Changi

dom. 8/31

12:25 pm-6:00 pm

1 stop6h 35m

$336

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 21 results
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The best insider tips for Ko Samui to Singapore flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Ko Samui to Singapore trip
Airports
USM

For early departures, avoid airport hotels. Staying at your original accommodation is more convenient and saves hassle.

Read more about USMby Ramsey Qubein
SIN

Use the Grab app for a quick ride from SIN to the city. It's faster and cheaper than a taxi.

Read more about SINby Yulia Denisyuk
Our travel experts
Yulia Denisyuk

Yulia Denisyuk

Expert on SIN

Yulia Denisyuk

Yulia Denisyuk

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on USM

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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 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 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 round-trip flight from Ko Samui to Singapore. Price data was last updated on August 8, 2025.

Booking 38 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ko Samui to Singapore. 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 Ko Samui to Singapore?

Currently, October is the cheapest month in which you can book a flight from Ko Samui to Singapore (average of $996). Flying from Ko Samui to Singapore in December is currently the most expensive (average of $1,684). 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 agosto 18, 2025.

When flying from Ko Samui to Singapore, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 77% versus a flight in the afternoon.

Weekly flight availability from Ko Samui to Singapore

Explore weekly flight availability from Ko Samui to Singapore. 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 agosto 18, 2025.

The most flights from USM to SIN are scheduled on a Tuesday (42 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (27 on average).

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated agosto 18, 2025.
Peruse reviews from past customers who have flown with Bangkok Airways and Scoot from Ko Samui to Singapore 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.
Bangkok Airways
8.0
Very good
111 reviews

Comfort

7.8

Entertainment

6.2

Food

7.2

Crew

8.5

Overall

8.0

Boarding

7.9

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

Comfort

7.8

Entertainment

6.2

Food

7.2

Crew

8.5

Overall

8.0

Boarding

7.9

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
308 reviews
Bangkok Airways
8.0
Very good
111 reviews

Comfort

7.8

Entertainment

6.2

Food

7.2

Crew

8.5

Overall

8.0

Boarding

7.9

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 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.

  • What airports do I use to fly from Ko Samui to Singapore?

    If you book a flight from Ko Samui to Singapore, you will be flying from Ko Samui to Changi. Flights to Singapore Changi (SIN) from Ko Samui (USM) take 2h 00m for a nonstop flight. There are 35 flights from Ko Samui to Singapore per day from 2 airlines.

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

    For as low as $306, Scoot can have you in Singapore from Ko Samui in 1h 55m. The distance between Ko Samui and Singapore is about 627 mi. Generally, flights for this route are nonstop.

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

    Flying on Scoot is currently your cheapest option to Singapore, with prices starting at $258. Another option worth looking into is Bangkok Airways, starting at $299 round trip. Scoot is currently priced 17% below the average price you’ll pay for this route.

  • 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 Qatar Airways (87%), Thai Airways (87%) or Qantas Airways (87%) 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?

    While on average a flight from Ko Samui to Singapore is generally $259, our data shows the cheapest flight currently is $124. When looking at the most popular route, (Ko Samui - Singapore Changi), you can expect to pay $936 for that flight.

  • 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 vacation 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, October is the cheapest month in which you can book a flight from Ko Samui to Singapore (average of $996). Flying from Ko Samui to Singapore in December is currently the most expensive (average of $1,684). 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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Suvarnabhumi to Singapore flights
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Krabi to Singapore flights

Top 2 airlines flying from Ko Samui to Singapore

Discover the top 2 airlines that operate flights from Ko Samui to Singapore. 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 2,558,603 searches. Data last updated agosto 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$258Average$317FlexibilityNo cancel feeOn-timeN/A
Bangkok AirwaysCheapest$299Average$413FlexibilityNo cancel feeOn-time74%

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