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Cheap flights from Ko Samui to Singapore from S$ 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 9-3. Fares are subject to change and may not be available on all flights or dates of travel.
USM — SIN
18 Oct — 25 Oct1
1 adult
1 adult, Economy

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 Monday or Friday and return on a Monday

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 18 September 2025.

Round-trip from

S$ 357

One-way from

S$ 157

Popular in

August

Cheapest in

September

Average price

S$ 346

Good one-way deal

S$ 171 or less
Scoot
  • Scoot
  • 31-10-7-11
  • Nonstop
  • 4h 00m total
  • Ko Samui to Singapore
Search Deals
Scoot
  • Scoot
  • 26-9
  • Nonstop
  • 2h 10m total
  • Ko Samui to Singapore
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (S$ 23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (S$ 19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a one-way flight from Ko Samui to Singapore Changi.
Search Deals

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 18 September 2025.

Fri 31-1008:55USM - SIN
Nonstop2h 00mScoot
Fri 7-1116:10SIN - USM
Nonstop2h 00mScoot
Deal found 16-9S$ 357
Sun 2-1108:55USM - SIN
Nonstop2h 00mScoot
Sun 9-1116:10SIN - USM
Nonstop2h 00mScoot
Deal found 18-9S$ 360
Tue 23-908:45USM - SIN
Nonstop2h 00mScoot
Tue 30-917:35SIN - USM
Nonstop1h 55mScoot
Deal found 16-9S$ 362
Thu 18-908:45USM - SIN
Nonstop2h 00mScoot
Thu 25-917:35SIN - USM
Nonstop1h 55mScoot
Deal found 16-9S$ 364
Wed 17-917:40USM - SIN
Nonstop2h 10mScoot
Fri 19-917:35SIN - USM
Nonstop1h 55mScoot
Deal found 16-9S$ 365
Sat 20-908:45USM - SIN
Nonstop2h 00mScoot
Mon 22-907:00SIN - USM
Nonstop1h 50mScoot
Deal found 16-9S$ 368
Sun 9-1108:55USM - SIN
Nonstop2h 00mScoot
Wed 12-1107:00SIN - USM
Nonstop2h 00mScoot
Deal found 16-9S$ 371
Wed 24-908:45USM - SIN
Nonstop2h 00mScoot
Sun 28-907:00SIN - USM
Nonstop1h 50mScoot
Deal found 16-9S$ 373
Mon 22-908:45USM - SIN
Nonstop2h 00mScoot
Thu 25-907:00SIN - USM
Nonstop1h 50mScoot
Deal found 17-9S$ 380
Mon 22-908:45USM - SIN
Nonstop2h 00mScoot
Tue 23-917:35SIN - USM
Nonstop1h 55mScoot
Deal found 18-9S$ 383

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 200,618 searches. Data last updated 18 September 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

Fri 31-10

18:05-21:10

Nonstop2h 05m

Singapore Changi

Fri 7-11

18:00-18:50

Nonstop1h 50m

S$ 359

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Sun 2-11

08:55-11:55

Nonstop2h 00m

Singapore Changi

Sun 9-11

16:10-17:10

Nonstop2h 00m

S$ 360

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Sat 1-11

08:55-11:55

Nonstop2h 00m

Singapore Changi

Sat 8-11

07:00-08:00

Nonstop2h 00m

S$ 361

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Fri 31-10

08:15-13:55

1 stop4h 40m

Singapore Changi

Fri 7-11

07:00-08:00

Nonstop2h 00m

S$ 364

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Tue 21-10

08:45-11:45

Nonstop2h 00m

Singapore Changi

Sun 26-10

16:10-17:10

Nonstop2h 00m

S$ 373

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Sat 1-11

12:00-14:55

Nonstop1h 55m

Singapore Changi

Sat 8-11

20:25-07:10

1 stop11h 45m

S$ 396

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Mon 9-3

18:05-21:10

Nonstop2h 05m

S$ 157

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Fri 14-11

18:05-21:10

Nonstop2h 05m

S$ 157

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Fri 26-9

17:40-20:50

Nonstop2h 10m

S$ 157

Ko SamuiSingapore

USM - SIN

USMSIN

Ko Samui

Wed 19-11

08:55-11:55

Nonstop2h 00m

S$ 160

Flights are sorted by cheapest return flights first.

Deals found on 17-9

Showing 1-10 of 18 results
1
2

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 12 September 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 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 18 September 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 morning, which can drop the price by up to 8% versus a flight at midday.

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?

    This flight path from Ko Samui to Singapore Changi was viewed by 28 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    A quick flight from Ko Samui to Singapore can take about 2h 05m. Scoot provides one of the quickest options available for as low as S$ 359. The distance between Ko Samui and Singapore is about 1009 km. Most flights are nonstop.

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

    Before booking your flight to Singapore from Ko Samui, have a look at the most reliable airlines to get you to your destination on time: Scoot (91%), Qatar Airways (90%), Thai Airways( 90%).

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

    On average you can expect to pay S$ 173 for a flight from Ko Samui to Singapore. The cheapest flight overall is S$ 160 while the most popular route, (Ko Samui - Singapore Changi) is currently priced at S$ 361.

  • 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.

See more FAQs

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Deals for Ko Samui to Singapore flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ko Samui to Singapore?

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

Yes, we can. To see specific flights from Ko Samui to Singapore with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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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