A large indoor waterfall, a glass ceiling, and lush greenery.

$124 Cheap Flights from Samui Intl. Airport (USM) to Singapore (SIN)

View $124 flight on Wed, Oct 28, 2026Opens in a new window

Popular airlines from Samui Intl. Airport (USM) to Singapore Changi Airport (SIN)

Cheap Flights from Samui Intl. Airport to Singapore (USM-SIN)

Prices were available within the past 7 days and start at $124 for one-way flights and $279 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Sat, Oct 10 - Sun, Oct 11
USM
Koh Samui
SIN
Singapore
$279 Roundtrip, found 3 hours ago
$279
Roundtrip
found 3 hours ago
Select Scoot flight, departing Sat, Oct 10 from Koh Samui to Singapore, returning Sun, Oct 11, priced at $279 found 3 hours ago
Scoot
Sat, Oct 10 - Sun, Oct 11
USM
Koh Samui
SIN
Singapore
$285 Roundtrip, found 3 hours ago
$285
Roundtrip
found 3 hours ago
Select Scoot flight, departing Sat, Oct 10 from Koh Samui to Singapore, returning Sun, Oct 11, priced at $285 found 3 hours ago
Scoot
Mon, Nov 16 - Fri, Nov 20
USM
Koh Samui
SIN
Singapore
$287 Roundtrip, found 17 hours ago
$287
Roundtrip
found 17 hours ago
Select Scoot flight, departing Mon, Nov 16 from Koh Samui to Singapore, returning Fri, Nov 20, priced at $287 found 17 hours ago
Scoot
Tue, Jul 13 - Sat, Jul 17
USM
Koh Samui
SIN
Singapore
$290 Roundtrip, found 6 days ago
$290
Roundtrip
found 6 days ago
Select Scoot flight, departing Tue, Jul 13 from Koh Samui to Singapore, returning Sat, Jul 17, priced at $290 found 6 days ago
Scoot
Thu, Oct 8 - Sun, Oct 11
USM
Koh Samui
SIN
Singapore
$291 Roundtrip, found 2 days ago
$291
Roundtrip
found 2 days ago
Select Scoot flight, departing Thu, Oct 8 from Koh Samui to Singapore, returning Sun, Oct 11, priced at $291 found 2 days ago
Scoot
Mon, Nov 16 - Fri, Nov 20
USM
Koh Samui
SIN
Singapore
$293 Roundtrip, found 17 hours ago
$293
Roundtrip
found 17 hours ago
Select Scoot flight, departing Mon, Nov 16 from Koh Samui to Singapore, returning Fri, Nov 20, priced at $293 found 17 hours ago
Scoot
Fri, Oct 9 - Sat, Oct 10
USM
Koh Samui
SIN
Singapore
$294 Roundtrip, found 22 hours ago
$294
Roundtrip
found 22 hours ago
Select Scoot flight, departing Fri, Oct 9 from Koh Samui to Singapore, returning Sat, Oct 10, priced at $294 found 22 hours ago
Bangkok Airways
Sat, Oct 10 - Sun, Oct 11
USM
Koh Samui
SIN
Singapore
$390 Roundtrip, found 3 hours ago
$390
Roundtrip
found 3 hours ago
Select Bangkok Airways flight, departing Sat, Oct 10 from Koh Samui to Singapore, returning Sun, Oct 11, priced at $390 found 3 hours ago
Malaysia Airlines
Sat, Oct 10 - Sun, Oct 11
USM
Koh Samui
SIN
Singapore
$581 Roundtrip, found 3 hours ago
$581
Roundtrip
found 3 hours ago
Select Malaysia Airlines flight, departing Sat, Oct 10 from Koh Samui to Singapore, returning Sun, Oct 11, priced at $581 found 3 hours ago
Thai Airways International
Fri, Oct 23 - Tue, Nov 17
USM
Koh Samui
SIN
Singapore
$666 Roundtrip, found 8 hours ago
$666
Roundtrip
found 8 hours ago
Select Thai Airways International flight, departing Fri, Oct 23 from Koh Samui to Singapore, returning Tue, Nov 17, priced at $666 found 8 hours ago

Frequently asked questions

How much does a flight from Samui Intl. Airport (USM) to Singapore (SIN-Changi) cost?
You can find cheap one-way flights from $124 and cheap return flights from $279 Samui Intl. Airport (USM) to Singapore (SIN-Changi) with Expedia. One-way flights usually range from $126 to $921, and return flights typically cost between $497 and $1667. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Samui Intl. Airport (USM) to Singapore (SIN-Changi) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
The cheapest month to fly from USM to SIN is October when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
There are 2 airlines offering direct flights from USM to SIN:

  • Scoot operates around 28 direct flights from USM to SIN every week
  • Bangkok Airways operates around 17 direct flights from USM to SIN every week

What is the cheapest airline that flies from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
Scoot is one of the cheapest airlines offering nonstop flights from Samui Intl. Airport (USM) to Changi (SIN), with round-trip tickets starting from around $283. This means you can enjoy a direct journey without the hassle of layovers. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
To find a cheap flight from Samui Intl. Airport (USM) to Singapore (SIN-Changi), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
The best airline to fly with from Samui Intl. Airport (USM) to Singapore (SIN) will differ from traveler to traveler. If you like to fly early, Scoot offers early morning flights. If price is the most important factor, Scoot typically offers the lowest fares. Bangkok Airways offers the most daily flights from USM to SIN, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
You can find approximately 6 nonstop flights per day from (USM) to Changi (SIN). For more options, look at flights that include layovers.
What is the earliest flight from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from USM to SIN. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
The most popular departure times for flights from Samui Intl. Airport (USM) to Changi (SIN) are in the early morning, from 6am to 9am. This time window accounts for around 39% of total traffic. Many major carriers, including Bangkok Airways and Scoot, operate during this time, which is ideal for travelers looking to start their day early.
How long does it take to fly from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
Direct flights from USM to SIN usually take about 2 hours, traveling roughly 627 miles. If you opt for a connecting flight, expect to add around 4 hours to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
Business class seats are offered on the USM to SIN route with Bangkok Airways.
How much is a business class flight from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
A direct, return business class ticket from Samui Intl. Airport (USM) to Singapore (SIN) typically costs between $1,220 - $1,220. A non-stop, one-way business class flight is usually around $580 - $670. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Samui Intl. Airport (USM) to Singapore (SIN-Changi) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Samui Intl. Airport (USM) to Singapore (SIN-Changi) flight with Expedia?
It's easy to earn miles on a Samui Intl. Airport (USM) to Singapore (SIN-Changi) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Singapore from USM (USM)?
From USM (USM), you can fly into Changi (SIN) to reach Singapore. Some flights may connect through major hubs like Suvarnabhumi Intl. (BKK), Phuket Intl. (HKT), Chiang Mai Intl. (CNX) before reaching Singapore. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Samui Intl. Airport (USM) to Singapore (SIN-Changi) at the last minute?
Typically, booking a last minute flight from Samui Intl. Airport (USM) to Singapore (SIN-Changi) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Samui Intl. Airport (USM) to Singapore (SIN-Changi) flight and hotel package?
Securing a Samui Intl. Airport (USM) to Singapore (SIN-Changi) Singapore Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Samui Intl. Airport (USM) to Singapore (SIN-Changi)?
If you booked your Samui Intl. Airport (USM) to Singapore (SIN-Changi) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Samui Intl. Airport
Destination airport
Changi
Airlines serving
Bangkok Airways, Malaysia Airlines, Scoot, Thai Airways International
Roundtrip price
$278
Distance
627 mi
Average flight time
2 hours 56 mins

Book with confidence

Samui Intl. Airport to Singapore Flights

The cheapest times to fly from Samui Intl. Airport to Singapore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Samui Intl. Airport to Singapore are during the month of October. You can find some of the cheapest flights from Samui Intl. Airport to Singapore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Samui Intl. Airport to Singapore

Sunday is one of the best days to book for cheap flights from Samui Intl. Airport to Singapore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Samui Intl. Airport to Singapore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Samui Intl. Airport to Singapore in 2026. You can also book with separate airlines for your outbound and return journeys, from $124 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Samui Intl. Airport to Singapore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Samui Intl. Airport to Singapore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Samui Intl. Airport to Singapore Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

Explore a world of travel with Expedia