What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

How often are flights from Singapore to Ko Samui delayed?

About 10% of weekly flights between Singapore and Ko Samui have experienced delays in the past year, with the average delay time being 96 minutes.

Which airline has the best punctuality record on Singapore to Ko Samui flights?

Over the past year, Bangkok Airways have had the lowest number of delays on this route, with just 10% of flights being delayed.

What is the most punctual flight time for Singapore to Ko Samui flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

How popular is this Singapore to Ko Samui flight route?

The Singapore Changi to Ko Samui flight path was viewed by 3 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 Singapore to Ko Samui?

Departing from Singapore to Ko Samui will take you 1h 45m. Airlines will cover a distance of 1009 km. Most flights are nonstop.

Weekly flight availability from Singapore to Ko Samui

The most flights from SIN to USM are scheduled on a Wednesday (34 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (25 on average).

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

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 Scoot(90%), Singapore Airlines(87%) or เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์(82%), 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 holiday 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.

฿5,099+ Cheap Flights from Singapore to Ko Samui

Cheap flight deals from Singapore to Ko Samui

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Singapore to Ko Samui
Explore the most affordable flight options available from Singapore to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2026.

Fri 11/916:25 -

Nonstop1h 55m

Fri 6/1118:05 -

Nonstop2h 05m

Deal found 20/8฿9,217

Fri 11/917:55 -

Nonstop1h 55m

Wed 4/1118:05 -

Nonstop2h 05m

Deal found 20/8฿9,250

Sun 4/1007:00 -

Nonstop1h 45m

Thu 8/1019:45 -

Nonstop2h 00m

Deal found 17/8฿9,282

Sat 12/916:25 -

Nonstop1h 55m

Wed 16/918:15 -

Nonstop1h 55m

Deal found 20/8฿9,315

Tue 6/1012:10 -

1 stop6h 50m

Tue 13/1011:05 -

Nonstop2h 00m

Deal found 21/8฿9,348

Thu 10/907:00 -

Nonstop1h 45m

Mon 2/1118:05 -

Nonstop2h 05m

Deal found 20/8฿9,380

Mon 7/917:55 -

Nonstop1h 55m

Fri 11/919:45 -

Nonstop2h 00m

Deal found 17/8฿9,413

Mon 14/916:25 -

Nonstop1h 55m

Wed 23/918:15 -

Nonstop1h 55m

Deal found 17/8฿9,446

Mon 7/917:55 -

Nonstop1h 55m

Thu 10/908:40 -

Nonstop1h 55m

Deal found 19/8฿9,478

Mon 5/1011:05 -

1 stop7h 55m

Mon 19/1019:00 -

1 stop16h 35m

Deal found 21/8฿9,511

Fri 16/1017:55 -

Nonstop1h 55m

Sun 25/1008:55 -

Nonstop1h 50m

Deal found 18/8฿9,544

Mon 19/1011:05 -

1 stop6h 50m

Fri 23/1018:15 -

Nonstop1h 55m

Deal found 18/8฿9,576

Find flight deals from Singapore to Ko Samui

Round-trip from	฿9,217
One-way from	฿5,099
Popular in	April
Cheapest in	November
Average price	฿11,930

Scoot
11/9-6/11
Nonstop
4h 00m total
Singapore to Ko Samui

Search Deals

Scoot
15/1
Nonstop
1h 45m total
Singapore to Ko Samui

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (฿18,763 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (฿4,966 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Mon 12/10

07:00-07:45

Nonstop1h 45m

Ko Samui

Thu 15/10

19:45-22:45

Nonstop2h 00m

฿12,616

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Sun 1/11

18:05-18:50

Nonstop1h 45m

Ko Samui

Thu 5/11

19:45-22:55

Nonstop2h 10m

฿12,649

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Wed 30/9

16:25-17:20

Nonstop1h 55m

Ko Samui

Wed 7/10

08:00-16:35

1 stop7h 35m

฿12,812

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Sun 13/9

20:15-21:10

Nonstop1h 55m

Ko Samui

Sat 19/9

16:25-19:20

Nonstop1h 55m

฿14,675

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Tue 16/2

20:10-21:05

Nonstop1h 55m

Ko Samui

Sat 27/2

07:00-18:15

1 stop10h 15m

฿16,832

Fastest return journey

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Mon 31/8

07:00-07:45

Nonstop1h 45m

Ko Samui

Wed 9/9

08:40-11:35

Nonstop1h 55m

฿17,846

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Sat 12/9

17:20-18:15

Nonstop1h 55m

Ko Samui

Sat 7/11

18:30-00:45

1 stop5h 15m

฿19,937

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Mon 7/9

20:15-21:10

Nonstop1h 55m

Ko Samui

Wed 4/11

12:15-19:25

1 stop6h 10m

฿19,937

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Fri 8/1

15:55-20:25

1 stop5h 30m

Ko Samui

Wed 27/1

16:25-19:20

Nonstop1h 55m

฿20,068

SingaporeKo Samui

SIN Singapore Changi - USM Ko Samui

SINUSM

Singapore Changi

Mon 12/10

21:00-13:45

2 stops17h 45m

Ko Samui

Thu 15/10

07:50-20:00

2 stops11h 10m

฿20,689

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 20 resultsSorted by cheapest first

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.

SIN-USM

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 Singapore to Ko Samui

Prices

Airlines

Delays

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

To ensure you get the cheapest price possible for a flight from Singapore to Ko Samui, you should look to book at least 35 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of ฿10,197). Flying from Singapore to Ko Samui in April is currently the most expensive (average of ฿13,335). 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 SIN to USM?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to Ko Samui as you normally would.

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

Airfare is below average for this route at the moment.

Singapore to Ko Samui flights typically cost between ฿9,871 and ฿12,747 in September.
The cheapest return price found within the last 5 days was ฿9,217 on Scoot (11 Sep–6 Nov).

Related info for your journey

How popular is this Singapore to Ko Samui flight route?
The Singapore Changi to Ko Samui flight path was viewed by 3 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 Singapore to Ko Samui?
Departing from Singapore to Ko Samui will take you 1h 45m. Airlines will cover a distance of 1009 km. Most flights are nonstop.
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 Scoot(90%), Singapore Airlines(87%) or เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์(82%), 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 holiday 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.
What is the cheapest month to book a flight from Singapore to Ko Samui?
Currently, November is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of ฿10,197). Flying from Singapore to Ko Samui in April is currently the most expensive (average of ฿13,335). 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

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How does Cheapflights help users find flights from Singapore to Ko Samui?

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

Cheapflights helps you find that perfect flight to Ko Samui from Singapore by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Ko Samui from Singapore? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ko Samui from Singapore today and book when prices fit your budget.

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Cheap flights from Singapore to Ko Samui from ฿5,099

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Singapore to Ko Samui

Cheapest flights from Singapore to Ko SamuiExplore the most affordable flight options available from Singapore to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2026.

Explore the most affordable flight options available from Singapore to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2026.

Best flights from Singapore to Ko SamuiDiscover carefully curated flight deals from Singapore to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 August 2026.

Discover carefully curated flight deals from Singapore to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 August 2026.

Direct flights from Singapore to Ko SamuiExplore direct flight options from Singapore to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 August 2026.

Explore direct flight options from Singapore to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 August 2026.

Last-minute flights from Singapore to Ko SamuiDiscover last-minute flight deals from Singapore to Ko Samui. Data last updated 22 August 2026 and is based on user searches.

Discover last-minute flight deals from Singapore to Ko Samui. Data last updated 22 August 2026 and is based on user searches.

One-way flights from Singapore to Ko SamuiSearch for one-way flight options from Singapore to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 22 August 2026.

Search for one-way flight options from Singapore to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 22 August 2026.

Find flight deals from Singapore to Ko Samui

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Use the filters below to find and compare flights from Singapore to Ko Samui that are best for you.

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.

Cheapflights Insights

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

To ensure you get the cheapest price possible for a flight from Singapore to Ko Samui, you should look to book at least 35 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

What is the cheapest time of day to fly from SIN to USM?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to Ko Samui as you normally would.

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

Airfare is below average for this route at the moment.

Singapore to Ko Samui flights typically cost between ฿9,871 and ฿12,747 in September.The cheapest return price found within the last 5 days was ฿9,217 on Scoot (11 Sep–6 Nov).

Weekly flight availability from Singapore to Ko Samui

The most flights from SIN to USM are scheduled on a Wednesday (34 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (25 on average).

How often are flights from Singapore to Ko Samui delayed?

About 10% of weekly flights between Singapore and Ko Samui have experienced delays in the past year, with the average delay time being 96 minutes.

What is the most punctual flight time for Singapore to Ko Samui flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Singapore to Ko Samui flights?

Over the past year, Bangkok Airways have had the lowest number of delays on this route, with just 10% of flights being delayed.

Related info for your journey

How popular is this Singapore to Ko Samui flight route?

How long is the flight from Singapore to Ko Samui?

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

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

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

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

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

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Other flights to Ko Samui

Explore flights to Ko Samui departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 22 August 2026.

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How does Cheapflights help users find flights from Singapore to Ko Samui?

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

Can Cheapflights 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?

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Cheapest flights from Singapore to Ko Samui
Explore the most affordable flight options available from Singapore to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2026.

Best flights from Singapore to Ko Samui
Discover carefully curated flight deals from Singapore to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 August 2026.

Direct flights from Singapore to Ko Samui
Explore direct flight options from Singapore to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 August 2026.

Last-minute flights from Singapore to Ko Samui
Discover last-minute flight deals from Singapore to Ko Samui. Data last updated 22 August 2026 and is based on user searches.

One-way flights from Singapore to Ko Samui
Search for one-way flight options from Singapore to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 22 August 2026.

Singapore to Ko Samui flights typically cost between ฿9,871 and ฿12,747 in September.
The cheapest return price found within the last 5 days was ฿9,217 on Scoot (11 Sep–6 Nov).