$242 Cheap Singapore Airlines flights Singapore (SIN) to Samui Intl. Airport (USM)

View $242 flight on Mon, Feb 23, 2026Opens in a new window

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$242 Cheap Singapore Airlines flights Singapore (SIN) to Samui Intl. Airport (USM)

Prices were available within the past 7 days and start at $242 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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Flights from Singapore (SIN) to Samui Intl. Airport (USM)
Origin airport
Changi
Destination airport
Samui Intl. Airport
Airlines serving
Bangkok Airways, Scoot, Thai Airways International
Popular airline
Scoot
Distance
627 mi

Frequently asked questions

How much is a Singapore Airlines flight from Changi Airport (SIN) to Ko Samui Airport (USM)?
Scoring cheap one-way Singapore Airlines flights from SIN to USM from $242 on Expedia is simple --- just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SIN to USM with Singapore Airlines?
Singapore Airlines flights to Koh Samui are often more affordable in the quieter months of October and September. Whether you're in search of a one-way or round-trip ticket, you could find a better deal then.
What is the cheapest time to book flights from Changi Airport (SIN) to Ko Samui Airport (USM) with Singapore Airlines?
Look for Singapore Airlines flights from SIN to USM about one month before you want to leave. The cheapest time to reserve an international flight is usually 18 to 29 days ahead of your travel date when you can save 17% versus booking four to five months in advance. No matter your itinerary or ticket type, the best day of the week to book international airfare is usually Sunday. Friday is often the most expensive. Travelers who book on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Singapore Airlines fly nonstop from Changi Airport (SIN) to Ko Samui Airport (USM)?
To see if there's a direct route from SIN to USM with Singapore Airlines or any other carriers, use our "Nonstop" filter when searching for flights.
What is the earliest Singapore Airlines flight from SIN to USM?
Find Singapore Airlines's earliest flights from SIN to USM by selecting the "Morning" and "Early Morning" filters. Not only will you arrive at your destination sooner, early departures also have a 20% less chance of being canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Singapore Airlines fly into in Koh Samui?
Singapore Airlines flights from Changi Airport (SIN) to Koh Samui touch down at Ko Samui Airport (USM). This is the main entry point to this city.
What kind of luggage can I take on a Singapore Airlines flight from Changi Airport (SIN) to Ko Samui Airport (USM)?
Singapore Airlines allows passengers to bring 2 checked-in bags weighing up to 50 lb with dimensions not exceeding 31 inches x 29 inches x 78 inches on standard economy flights from SIN to USM. You can also bring 2 cabin bags in the cabin. This carry-on luggage must not exceed 45 inches and weigh less than 15 lb. Baggage rules can vary depending on the cabin class and fare type, so double-check your booking or Singapore Airlines's website to avoid paying unexpected fees at the airport.
Why fly with Singapore Airlines from SIN to USM?
Flying from SIN to USM with Singapore Airlines comes with plenty of perks, including top-tier customer service and a 5-star airline rating. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to use on select future travel purchases. That's in addition to the Singapore Airlines KrisFlyer points you can earn with Singapore Airlines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Singapore Airlines flight from Changi Airport (SIN) to Ko Samui Airport (USM)?
In most cases, you can change or cancel your flight, although additional fees may apply if you booked more than 24 hours ago. Need flexible options? Use Expedia's "Changes included" or "No cancel fee" filter to find flights that won't charge you extra if you need to adjust your plans. To modify your booking, head to "Trips," select your flight and click on "Manage Booking" for further information.

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