Title: Singapore to Samui Intl. Airport cheap flights from $146 (SIN to USM) - Expedia.com ![](https://images.trvl-media.com/place/6035013/26cceeb4-7a5f-4132-838c-9d0a557db5d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6035013/26cceeb4-7a5f-4132-838c-9d0a557db5d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $146 Cheap Flights from Singapore (SIN) to Samui Intl. Airport (USM) [View $146 flight on Mon, Aug 31, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:SIN,to:USM,departure:8/31/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:145.13&airProductToken=AQowCi4I1KQBEgM2NDgYkmog1GQo88OWAzDmxJYDOFRAAFgBagVCQVNJQ3IGVDFQU0dBEgoICxABGAgqAlRSGAEiBAgBEAEoAjAD) ## Popular airlines from Singapore Changi Airport (SIN) to Samui Intl. Airport (USM) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TR.svg) Scoot [](https://www.expedia.com/Flights-Search?leg1=from:SIN,to:USM,departure:3/29/2026TANYT&leg2=from:USM,to:SIN,departure:4/5/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TR"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PG.svg) Bangkok Airways [](https://www.expedia.com/Flights-Search?leg1=from:SIN,to:USM,departure:3/29/2026TANYT&leg2=from:USM,to:SIN,departure:4/5/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PG"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TG.svg) Thai Airways International [](https://www.expedia.com/Flights-Search?leg1=from:SIN,to:USM,departure:3/29/2026TANYT&leg2=from:USM,to:SIN,departure:4/5/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TG"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_CX.svg) Cathay Pacific [](https://www.expedia.com/Flights-Search?leg1=from:SIN,to:USM,departure:3/29/2026TANYT&leg2=from:USM,to:SIN,departure:4/5/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"CX"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_VN.svg) Vietnam Airlines [](https://www.expedia.com/Flights-Search?leg1=from:SIN,to:USM,departure:3/29/2026TANYT&leg2=from:USM,to:SIN,departure:4/5/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"VN"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PR.svg) Philippine Airlines [](https://www.expedia.com/Flights-Search?leg1=from:SIN,to:USM,departure:3/29/2026TANYT&leg2=from:USM,to:SIN,departure:4/5/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PR"}}]) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## Cheap Flights from Singapore to Samui Intl. Airport (SIN-USM) Prices were available within the past 7 days and start at $146 for one-way flights and $247 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Scoot](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TR.gif) Thu, May 7 - Fri, May 15 SIN Singapore USM Koh Samui $247 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SIN,to:USM,departure:5/7/2026TANYT&leg2=from:USM,to:SIN,departure:5/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:246.55&airProductToken=AQowCi4I1KQBEgM2NDgYkmog1GQo86qMAzDmq4wDOFRAAFgBagVCQVNJQ3IGVDFQU0dBEgoICxABGAgqAlRSGAEiBAgBEAEoAjAD) ![Scoot](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TR.gif) Mon, May 11 - Thu, May 14 SIN Singapore USM Koh Samui $262 Roundtrip found 12 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SIN,to:USM,departure:5/11/2026TANYT&leg2=from:USM,to:SIN,departure:5/14/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:261.46&airProductToken=AQowCi4I1KQBEgM2NDgYkmog1GQo89eMAzDm2IwDOFRAAFgBagVCQVNJQ3IGVDFQU0dBCjAKLgjUpAESAzY0MRjUZCCSaijk9YwDMNf2jAM4VEAAWAFqBUJBU0lDcgZUMVBTR0ESDAgLEAEYCCoCVFIyABgBIgQIARABKAIwAw) ![Scoot](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TR.gif) Sun, May 3 - Thu, May 7 SIN Singapore USM Koh Samui $262 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SIN,to:USM,departure:5/3/2026TANYT&leg2=from:USM,to:SIN,departure:5/7/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:261.84&airProductToken=AQowCi4I1KQBEgM2NDgYkmog1GQo8_2LAzDm_osDOFRAAFgBagVCQVNJQ3IGVDFQU0dBCjAKLgjUpAESAzY0MRjUZCCSaiiEp4wDMPenjAM4VEAAWAFqBUJBU0lDcgZUMVBTR0ESCggLEAEYCCoCVFIYASIECAEQASgCMAM) ![Scoot](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TR.gif) Mon, May 11 - Mon, May 18 SIN Singapore USM Koh Samui $264 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SIN,to:USM,departure:5/11/2026TANYT&leg2=from:USM,to:SIN,departure:5/18/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:263.69&airProductToken=AQowCi4I1KQBEgM2NDgYkmog1GQo89eMAzDm2IwDOFRAAFgBagVCQVNJQ3IGVDFQU0dBCjAKLgjUpAESAzY0MRjUZCCSaijkoo0DMNejjQM4VEAAWAFqBUJBU0lDcgZUMVBTR0ESCggLEAEYCCoCVFIYASIECAEQASgCMAM) ![Scoot](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TR.gif) Fri, May 8 - Tue, May 12 SIN Singapore USM Koh Samui $270 Roundtrip found 16 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SIN,to:USM,departure:5/8/2026TANYT&leg2=from:USM,to:SIN,departure:5/12/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:269.72&airProductToken=AQowCi4I1KQBEgM2NDgYkmog1GQok7aMAzCGt4wDOE9AAFgBagVCQVNJQ3IGTzFDQ09BEgoICxABGAgqAlRSGAEiBAgBEAEoAjAD) ![Scoot](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TR.gif) Thu, Oct 1 - Thu, Oct 8 SIN Singapore USM Koh Samui $271 Roundtrip found 22 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SIN,to:USM,departure:10/1/2026TANYT&leg2=from:USM,to:SIN,departure:10/8/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:270.63&airProductToken=AQowCi4I1KQBEgM2OTQYkmog1GQo-Z-ZAzDsoJkDOE9AAFgBagVCQVNJQ3IGTzFDQ09BEgoICxABGAgqAlRSGAEiBAgBEAEoAjAD) ![Scoot](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TR.gif) Sat, Apr 18 - Thu, Apr 23 SIN Singapore USM Koh Samui $273 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SIN,to:USM,departure:4/18/2026TANYT&leg2=from:USM,to:SIN,departure:4/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:272.48&airProductToken=AQowCi4I1KQBEgM2NDAYkmog1GQohNCKAzDt0IoDOE9AAFgBagVCQVNJQ3IGTzFDQ09BEgoICxABGAgqAlRSGAEiBAgBEAEoAjAD) ![Scoot](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TR.gif) Wed, Jan 20 - Wed, Jan 27 SIN Singapore USM Koh Samui $275 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SIN,to:USM,departure:1/20/2027TANYT&leg2=from:USM,to:SIN,departure:1/27/2027TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:274.37&airProductToken=AQowCi4I1KQBEgM2NDgYkmog1GQouIGjAzCmgqMDOFRAAFgBagVCQVNJQ3IGVDFQU0dBEgoICxABGAgqAlRSGAEiBAgBEAEoAjAD) ![Bangkok Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PG.gif) Sat, Apr 18 - Thu, Apr 23 SIN Singapore USM Koh Samui $468 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SIN,to:USM,departure:4/18/2026TANYT&leg2=from:USM,to:SIN,departure:4/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:467.70&airProductToken=AQopCicI0I4BEgM5NjgYkmog1GQo8NSKAzDj1YoDOEhAAFgBcgZIMk1OU0cKKQonCNCOARIDOTY1GNRkIJJqKLCJiwMwo4qLAzhIQABYAXIGSDJNTlNHEgoIAhABGAIqAlBHGAEiBAgBEAEoAigDKAQwAQ) ![Thai Airways International](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TG.gif) Sun, Jun 21 - Mon, Jun 22 SIN Singapore USM Koh Samui $572 Roundtrip found 7 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SIN,to:USM,departure:6/21/2026TANYT&leg2=from:USM,to:SIN,departure:6/22/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:571.80&airProductToken=AQpnCjEI1I4BEgM0MTQYkmogwVIom6SQAzCnpZADOFdAAFgBagZFQ09TVjFyCFdBU1ZTR1A1CjII1I4BEgQ1OTMyGMFSINRkKKSmkAMw_qaQAzhXQAFYAWoGRUNPU1YxcghXQVNWU0dQNQpnCjII1I4BEgQ1OTk2GNRkIMFSKJ6ykAMw-LKQAzhXQABYAWoGRUNPU1YxcghXQVNWU0dQNQoxCNSOARIDNDAzGMFSIJJqKLy3kAMww7iQAzhXQAFYAWoGRUNPU1YxcghXQVNWU0dQNRIMCAEQARgBKgJURzIAGAEiBAgBEAEoAigDKAQwAQ) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.com/deals?rfrr=FTG_SPRING_PROMO_) ## Alternative airports near Koh Samui Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:SIN,to:USM,departure:3/29/2026TANYT&leg2=from:USM,to:SIN,departure:4/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) USM Samui Intl. Airport CheapestClosest 31 min [Flights from $450 ](https://www.expedia.com/Flights-Search?leg1=from:SIN,to:USM,departure:3/29/2026TANYT&leg2=from:USM,to:SIN,departure:4/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Find the cheapest month to fly from Singapore (SIN) to Koh Samui (USM) ### January is typically the cheapest month to fly From $245 - $451 per traveler. ## Frequently asked questions ### How much does a flight from Singapore (SIN-Changi) to Samui Intl. Airport (USM) cost? ### What is the cheapest month to fly from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? ### Which airlines fly direct from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? > - Scoot operates around 28 direct flights from SIN to USM every week > - Bangkok Airways operates around 17 direct flights from SIN to USM every week ### What is the cheapest airline that flies from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? ### How do I find cheap flights from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? ### What is the best airline to fly with from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? ### What is the best time to fly from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? ### How many flights per day from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? ### What is the earliest flight from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? ### What are the most popular departure times for flights from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? ### How long does it take to fly from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? ### Can you fly business or first class from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? > - Bangkok Airways > - Thai Airways International > - Singapore Airlines > - Malaysia Airlines ### How much is a business class flight from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? ### How do I earn miles on a Singapore (SIN-Changi) to Samui Intl. Airport (USM) flight with Expedia? ### Is it cheaper to buy a plane ticket from Singapore (SIN-Changi) to Samui Intl. Airport (USM) at the last minute? ### Is it cheaper to book a Singapore (SIN-Changi) to Samui Intl. Airport (USM) flight and hotel package? ### Can I cancel or change the date of my flight from Singapore (SIN-Changi) to Samui Intl. Airport (USM)? ## Travel information | Origin airport | Changi | | ------------------- | -------------------------------------------------- | | Destination airport | Samui Intl. Airport | | Airlines serving | Bangkok Airways, Scoot, Thai Airways International | | Roundtrip price | $247 | | Distance | 627 mi | | 0 | | ## Book with confidence # Singapore to Samui Intl. Airport Flights The cheapest times to fly from Singapore to Samui Intl. Airport 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 Singapore to Samui Intl. Airport are during the month of May. You can find some of the cheapest flights from Singapore to Samui Intl. Airport with Expedia's search tool and vast selection of airlines. The best time to book a flight from Singapore to Samui Intl. Airport Sunday is one of the best days to book for cheap flights from Singapore to Samui Intl. Airport: 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 Singapore to Samui Intl. Airport 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 Singapore to Samui Intl. Airport in 2026\. You can also book with separate airlines for your outbound and return journeys, from $146 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 Singapore to Samui Intl. Airport 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](https://www.expedia.com/package-deals). Bundling together your Singapore to Samui Intl. Airport 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. \*Flight schedules are subject to change. \*Available to One Key members.