Cheap flights from Singapore to Ko Samui from $307
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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — USM
17 Jan — 24 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Singapore Changi to Ko Samui are usually found in June or May, booked 27 days in advance, depart on a Thursday or Monday and return on a Wednesday
Cheap flight deals from Singapore to Ko Samui
Enter your travel dates to find the best prices.
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 18 December 2025.
Fri 26/1217:20SIN - USM
Nonstop1h 55mBangkok Airways
Tue 13/108:15USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 16/12$922
Fri 26/1220:15SIN - USM
1 stop24h 20mCathay Pacific
Tue 13/111:40USM - SIN
1 stop11h 45mCathay Pacific
Deal found 16/12$7,094
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 18 December 2025.
Mon 27/416:25SIN - USM
Nonstop1h 55mScoot
Wed 29/418:15USM - SIN
Nonstop1h 55mScoot
Deal found 17/12$579
Fri 20/217:20SIN - USM
Nonstop1h 55mBangkok Airways
Sun 8/313:25USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 17/12$679
Thu 30/417:20SIN - USM
Nonstop1h 55mBangkok Airways
Sun 3/513:30USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 18/12$709
Fri 3/420:15SIN - USM
Nonstop1h 55mBangkok Airways
Sun 26/413:30USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 16/12$718
Fri 3/420:15SIN - USM
Nonstop1h 55mBangkok Airways
Tue 28/416:25USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 16/12$718
Thu 2/417:20SIN - USM
Nonstop1h 55mBangkok Airways
Mon 27/416:25USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 16/12$718
Thu 19/320:10SIN - USM
Nonstop1h 55mBangkok Airways
Tue 7/408:20USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 17/12$733
Thu 19/320:10SIN - USM
Nonstop1h 55mBangkok Airways
Sun 5/413:30USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 17/12$815
Thu 19/321:00SIN - USM
1 stop11h 10mBangkok Airways
Sat 4/408:20USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 17/12$819
Tue 24/219:15SIN - USM
1 stop13h 30mBangkok Airways
Sun 8/313:25USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 17/12$836
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 18 December 2025.
Mon 19/116:10SIN - USM
Nonstop2h 00mScoot
Fri 23/118:05USM - SIN
Nonstop2h 05mScoot
Deal found 15/12$441
Sat 21/318:00SIN - USM
Nonstop1h 50mScoot
Thu 27/808:45USM - SIN
Nonstop2h 00mScoot
Deal found 16/12$447
Mon 16/316:10SIN - USM
Nonstop2h 00mScoot
Sun 30/808:45USM - SIN
Nonstop2h 00mScoot
Deal found 16/12$475
Tue 17/316:10SIN - USM
Nonstop2h 00mScoot
Mon 31/808:45USM - SIN
Nonstop2h 00mScoot
Deal found 16/12$478
Thu 19/310:00SIN - USM
Nonstop2h 00mScoot
Sun 30/808:45USM - SIN
Nonstop2h 00mScoot
Deal found 16/12$543
Fri 20/218:00SIN - USM
Nonstop1h 50mScoot
Mon 2/308:55USM - SIN
Nonstop2h 00mScoot
Deal found 17/12$556
Mon 27/416:25SIN - USM
Nonstop1h 55mScoot
Wed 29/418:15USM - SIN
Nonstop1h 55mScoot
Deal found 17/12$579
Sat 21/217:20SIN - USM
Nonstop1h 55mBangkok Airways
Sat 7/308:15USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 17/12$592
Thu 15/112:10SIN - USM
Nonstop1h 55mBangkok Airways
Mon 19/113:25USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 17/12$605
Mon 23/217:20SIN - USM
Nonstop1h 55mBangkok Airways
Sat 7/308:15USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 17/12$620
Last-minute flights from Singapore to Ko Samui
Discover last-minute flight deals from Singapore to Ko Samui. Data last updated 18 December 2025 and is based on user searches.
Fri 26/1217:20SIN - USM
Nonstop1h 55mBangkok Airways
Tue 13/108:15USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 16/12$922
Thu 15/112:10SIN - USM
Nonstop1h 55mBangkok Airways
Mon 19/113:25USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 17/12$605
Mon 19/116:10SIN - USM
Nonstop2h 00mScoot
Fri 23/118:05USM - SIN
Nonstop2h 05mScoot
Deal found 15/12$441
Mon 19/115:00SIN - USM
1 stop6h 30mMultiple Airlines
Fri 23/118:05USM - SIN
Nonstop2h 05mMultiple Airlines
Deal found 15/12$541
Tue 27/107:00SIN - USM
Nonstop2h 00mScoot
Tue 17/219:45USM - SIN
Nonstop2h 10mScoot
Deal found 16/12$621
Tue 27/107:00SIN - USM
Nonstop2h 00mMultiple Airlines
Tue 17/209:20USM - SIN
2 stops13h 35mMultiple Airlines
Deal found 16/12$642
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 18 December 2025.
Tue 6/117:20SIN - USM
Nonstop1h 55mBangkok Airways
Deal found 16/12$307
Mon 5/108:55SIN - USM
1 stop10h 30mMultiple Airlines
Deal found 17/12$345
Sat 28/208:55SIN - USM
1 stop12h 55mMultiple Airlines
Deal found 17/12$346
Sun 15/218:00SIN - USM
Nonstop1h 50mScoot
Deal found 15/12$378
Thu 1/109:55SIN - USM
2 stops11h 30mMultiple Airlines
Deal found 16/12$455
Sun 28/1219:30SIN - USM
2 stops12h 45mMultiple Airlines
Deal found 16/12$456
Fri 2/119:30SIN - USM
2 stops12h 45mMultiple Airlines
Deal found 16/12$473
Thu 15/109:55SIN - USM
2 stops8h 05mMultiple Airlines
Deal found 17/12$475
Find flight deals from Singapore to Ko Samui
Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Ko Samui (USM). 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 December 2025.
Customise your flight search to find flights from Singapore to Ko Samui 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 18 December 2025.
Use the filters below to find and compare flights from Singapore to Ko Samui that are best for you.
Fly from
Singapore
Fly to
Ko Samui
Route
Depart
Return
Price
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Mon 27/4
16:25-17:20
Nonstop1h 55m
Ko Samui
Wed 29/4
18:15-21:10
Nonstop1h 55m
$579
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Fri 20/2
17:20-18:15
Nonstop1h 55m
Ko Samui
Sun 8/3
13:25-16:20
Nonstop1h 55m
$679
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Thu 30/4
17:20-18:15
Nonstop1h 55m
Ko Samui
Sun 3/5
13:30-16:25
Nonstop1h 55m
$709
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Fri 3/4
20:15-21:10
Nonstop1h 55m
Ko Samui
Sun 26/4
13:30-16:25
Nonstop1h 55m
$718
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Fri 3/4
20:15-21:10
Nonstop1h 55m
Ko Samui
Tue 28/4
16:25-19:20
Nonstop1h 55m
$718
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Thu 2/4
17:20-18:15
Nonstop1h 55m
Ko Samui
Mon 27/4
16:25-19:20
Nonstop1h 55m
$718
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Thu 19/3
20:10-21:05
Nonstop1h 55m
Ko Samui
Tue 7/4
08:20-11:15
Nonstop1h 55m
$733
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Thu 19/3
20:10-21:05
Nonstop1h 55m
Ko Samui
Sun 5/4
13:30-16:25
Nonstop1h 55m
$815
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Thu 19/3
21:00-07:10
1 stop11h 10m
Ko Samui
Sat 4/4
08:20-11:15
Nonstop1h 55m
$819
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Tue 24/2
19:15-07:45
1 stop13h 30m
Ko Samui
Sun 8/3
13:25-16:20
Nonstop1h 55m
$836
Flights are sorted by cheapest return flights first.
Deals found on 16/12
Showing 1-10 of 18 results
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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.
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?
Use this chart to determine the optimal time to book a return flight from Singapore to Ko Samui. Price data was last updated on 12 December 2025.
The price you pay for your flight from Singapore to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 27 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Singapore to Ko Samui?
Currently, April is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of $268). Flying from Singapore to Ko Samui in August is currently the most expensive (average of $410). 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?
Find hourly flight availability from Singapore to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2025.
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.
Weekly flight availability from Singapore to Ko Samui
Explore weekly flight availability from Singapore to Ko Samui. 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 18 December 2025.
The most flights from SIN to USM are scheduled on a Tuesday (45 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (35 on average).
How often are flights from Singapore to Ko Samui delayed?
About 15% of weekly flights between Singapore and Ko Samui have experienced delays in the past year, with the average delay time being 101 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 early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday 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 11% of flights being delayed.
Reviews of airlines servicing Ko Samui
Get insights into the airlines that provide service to Ko Samui. 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 Ko Samui. Reviews last updated 18 December 2025.
See what other customers who have flown with Bangkok Airways and Scoot from Singapore to Ko Samui have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
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.
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.
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 Singapore to Ko Samui. 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 Singapore to Ko Samui?
You will need to book a flight from Singapore Changi to Ko Samui if you want to fly from Singapore to Ko Samui. At least 2 different airlines have flights from Changi (SIN) to Ko Samui (USM) on a regular basis. There are 39 flights to Ko Samui from the Singapore airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SIN to USM to be around 2h 00m.
How popular is this Singapore to Ko Samui flight route?
The Singapore Changi to Ko Samui flight path was viewed by 75 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?
There are many flights that can get you from Singapore to Ko Samui in 2h. Fly via Scoot to get the fastest option. Singapore and Ko Samui are separated by a distance of 1009 km. Generally, flights for this route are direct.
What are the cheapest airlines flying from Singapore to Ko Samui round-trip?
Currently priced at $355, Scoot will fly you from Singapore to Ko Samui and back. In addition to Scoot, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Bangkok Airways for as low as $481. Users have found that Scoot is 29% cheaper than the other options available to this destination.
What are the most reliable airlines from Singapore to Ko Samui?
Before booking your flight to Ko Samui from Singapore, have a look at the most reliable airlines to get you to your destination on time: Qatar Airways (89%), Scoot (89%), Lufthansa( 89%).
What are the cheapest flights from Singapore to Ko Samui?
Looking at all options, your cheapest flight can be booked for $236. While the most popular route (Singapore Changi - Ko Samui) can be booked for $883 on average, our data indicates $770 when flying 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, April is the cheapest month in which you can book a flight from Singapore to Ko Samui (average of $268). Flying from Singapore to Ko Samui in August is currently the most expensive (average of $410). 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.
Explore flights to Ko Samui departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 18 December 2025.
Browse through other flights departing from Singapore. Flights are based on user searches made on Cheapflights and were last updated on 18 December 2025.
Discover the top 2 airlines that operate flights from Singapore to Ko Samui. 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 647,157 searches. Data last updated 18 December 2025.
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 Singapore to Ko Samui?
Cheapflights helps you search for flights from Singapore to Ko Samui via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Singapore to Ko Samui?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ko Samui from Singapore.
Can Cheapflights find flights from Singapore to Ko Samui with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Singapore to Ko Samui, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Singapore to Ko Samui 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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