Title: CA $833 Cheap Flights from London (LGW) to Samui Intl. Airport (USM) - Expedia.ca ![](https://images.trvl-media.com/place/6035013/26cceeb4-7a5f-4132-838c-9d0a557db5d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $833 Cheap Flights from London (LGW) to Samui Intl. Airport (USM) [View CA $833 flight on Mon, Nov 3, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:LGW,to:USM,departure:03/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:833.00&airProductToken=AQqDAQouCM2qARIDMjAyGMuxASCvNSj2ifwCMK2P_AI4VEAAWAFqAkVTcghUMFMwQkhTRAotCM2qARIDNTQxGK81IMFSKMOQ_AIw4JL8AjhCQAFYAWoCRVNyCFQwUzBCSFNECiII0I4BEgMxNTEYwVIg1GQo3ZP8AjCjlPwCOFlAAVgBcgFZEgoIARABGAEqAk1VGAEiBAgBEAEoAigDKAQwAQ) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Gatwick Airport (LGW) to Samui Intl. Airport (USM) - ![Singapore Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_SQ.svg) Singapore Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:lgw,to:usm,departure:08/10/2025TANYT&leg2=from:usm,to:lgw,departure:15/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SQ"}}]) - ![Qatar Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_QR.svg) Qatar Airways [](https://www.expedia.ca/Flights-Search?leg1=from:lgw,to:usm,departure:08/10/2025TANYT&leg2=from:usm,to:lgw,departure:15/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"QR"}}]) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.ca/Flights-Search?leg1=from:lgw,to:usm,departure:08/10/2025TANYT&leg2=from:usm,to:lgw,departure:15/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![Turkish Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TK.svg) Turkish Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:lgw,to:usm,departure:08/10/2025TANYT&leg2=from:usm,to:lgw,departure:15/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TK"}}]) - ![Swiss International Air Lines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LX.svg) Swiss International Air Lines [](https://www.expedia.ca/Flights-Search?leg1=from:lgw,to:usm,departure:08/10/2025TANYT&leg2=from:usm,to:lgw,departure:15/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LX"}}]) - ![Thai Airways International](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TG.svg) Thai Airways International [](https://www.expedia.ca/Flights-Search?leg1=from:lgw,to:usm,departure:08/10/2025TANYT&leg2=from:usm,to:lgw,departure:15/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TG"}}]) - ![Gulf Air](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_GF.svg) Gulf Air [](https://www.expedia.ca/Flights-Search?leg1=from:lgw,to:usm,departure:08/10/2025TANYT&leg2=from:usm,to:lgw,departure:15/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"GF"}}]) ![notification illustration](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\* ![deals illustration](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\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from London (LGW) to Samui Intl. Airport (USM) Prices were available within the past 7 days and start at CA $833 for one-way flights and CA $1,425 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Swiss International Air Lines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LX.gif) Tue, Jan 20 - Tue, Feb 10 LGW London USM Koh Samui CA $1,425 Roundtrip found 18 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:20/01/2026TANYT&leg2=from:USM,to:LGW,departure:10/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1424.20&airProductToken=AQp5CicIzLABEgM0MzMYy7EBILk8KKD7ggMwifyCAzhTQABYAXIFU05DR0IKJgjMsAESAzE3Nhi5PCCSaijU_IIDMLiCgwM4U0ABWAFyBVNOQ0dCCiYI0I4BEgM5NjIYkmog1GQouoODAzCthIMDOEdAAVgBcgVTTkNHQgp5CiYI1KQBEgM2NDMY1GQgkmoojOGEAzD_4YQDOE5AAFgBcgVMTkNHQgomCMywARIDMTc3GJJqILk8KKXmhAMwu-yEAzhMQAFYAXIFTE5DR0IKJwjMsAESAzQzMhi5PCDLsQEoxfGEAzCu8oQDOExAAVgBcgVMTkNHQhIKCAEQARgBKgJMWBgBIgQIARABKAIoAygEMAE) ![Swiss International Air Lines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LX.gif) Thu, Jan 15 - Thu, Jan 22 LGW London USM Koh Samui CA $1,441 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:15/01/2026TANYT&leg2=from:USM,to:LGW,departure:22/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1440.20&airProductToken=AQp5CicIzLABEgM0MzMYy7EBILk8KIDDggMw6cOCAzhTQABYAXIFU05DR0IKJgjMsAESAzE3Nhi5PCCSaii0xIIDMJjKggM4U0ABWAFyBVNOQ0dCCiYI0I4BEgM5NjIYkmog1GQomsuCAzCNzIIDOExAAVgBcgVTTkNHQgp5CiYI1KQBEgM2NDMY1GQgkmoorIuDAzCfjIMDOE5AAFgBcgVMTkNHQgomCMywARIDMTc3GJJqILk8KMWQgwMw25aDAzhMQAFYAXIFTE5DR0IKJwjMsAESAzQzMhi5PCDLsQEo5ZuDAzDOnIMDOExAAVgBcgVMTkNHQhIKCAEQARgBKgJMWBgBIgQIARABKAIoAygEMAE) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Tue, Jan 20 - Tue, Feb 10 LGW London USM Koh Samui CA $1,516 Roundtrip found 18 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:20/01/2026TANYT&leg2=from:USM,to:LGW,departure:10/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1515.60&airProductToken=AQpjCjAIwoIBEgQyMjMxGMuxASDBUii7_IIDMIGCgwM4T0AAWAFqA0JBR3IIT05OVDAwTTcKLwjCggESBDIxODQYwVIg1GQonIODAzDig4MDOFZAAVgBagNCQUdyCE9OTlQwME03CmMKLwjCggESBDIxODkY1GQgwVIouuSEAzCZ5YQDOEhAAFgBagNCQUdyCE9OTlQwME03CjAIwoIBEgQyMjMwGMFSIMuxASiq5oQDMMrshAM4T0ABWAFqA0JBR3IIT05OVDAwTTcSCggBEAEYASoCQkEYASIECAEQASgCKAMwDQ) ![Swiss International Air Lines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LX.gif) Tue, Jan 20 - Tue, Feb 10 LGW London USM Koh Samui CA $1,520 Roundtrip found 18 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:20/01/2026TANYT&leg2=from:USM,to:LGW,departure:10/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1519.30&airProductToken=AQp6CicIzLABEgM0MzMYy7EBILk8KKD7ggMwifyCAzhXQABYAXIFV05DR0IKJgjMsAESAzE4MBi5PCDBUijchYMDMOGKgwM4V0ABWAFyBVdOQ0dCCicIzLABEgQ0MTgyGMFSINRkKL2MgwMwg42DAzhXQAFYAXIFV05DR0IKeQomCNSkARIDNjk1GNRkIJJqKPnjhAMw9uSEAzhPQABYAXIFTE5DR0IKJgjMsAESAzE3NxiSaiC5PCil5oQDMLvshAM4TEABWAFyBUxOQ0dCCicIzLABEgM0MzIYuTwgy7EBKMXxhAMwrvKEAzhMQAFYAXIFTE5DR0ISCggBEAEYASoCTFgYASIECAEQASgCKAMoBDAB) ![Singapore Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SQ.gif) Tue, Jan 20 - Tue, Feb 10 LGW London USM Koh Samui CA $1,530 Roundtrip found 18 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:20/01/2026TANYT&leg2=from:USM,to:LGW,departure:10/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1529.70&airProductToken=AQp2CjkI06IBEgMzMDkYy7EBIJJqKPD2ggMw9_yCAzhWQABYAWoMRWNvbm9teSBMaXRlcglWMjVHQlJMUE8KOQjTogESBDgzNjAYkmog1GQoyoGDAzDCgoMDOFZAAVgBagxFY29ub215IExpdGVyCVYyNUdCUkxQTwp4CjoI06IBEgQ4MzYxGNRkIJJqKPnjhAMw9uSEAzhOQABYAWoNRWNvbm9teSBWYWx1ZXIJTjI1R0JSTFBPCjoI06IBEgMzMTIYkmogy7EBKJvmhAMwge2EAzhOQAFYAWoNRWNvbm9teSBWYWx1ZXIJTjI1R0JSTFBPEgoIAhABGAEqAlNRGAEiBAgBEAEoAigDKAQwDw) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Mon, Oct 27 - Sun, Nov 9 LGW London USM Koh Samui CA $1,532 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:27/10/2025TANYT&leg2=from:USM,to:LGW,departure:09/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1531.80&airProductToken=AQpjCjAIwoIBEgQyMjMxGMuxASDBUiibwPsCMOHF-wI4T0AAWAFqA0JBR3IIT05OVDAwTTcKLwjCggESBDIxODQYwVIg1GQo_Mb7AjDbx_sCOFZAAVgBagNCQUdyCE9OTlQwME03CmMKLwjCggESBDIxODkY1GQgwVIoms78AjD5zvwCOE5AAFgBagNCQUdyCE9OTlQwME03CjAIwoIBEgQyMjMwGMFSIMuxASiK0PwCMKrW_AI4T0ABWAFqA0JBR3IIT05OVDAwTTcSCggBEAEYASoCQkEYASIECAEQASgCKAMwDQ) ![Singapore Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SQ.gif) Tue, Jan 20 - Tue, Feb 10 LGW London USM Koh Samui CA $1,534 Roundtrip found 18 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:20/01/2026TANYT&leg2=from:USM,to:LGW,departure:10/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1533.70&airProductToken=AQp2CjkI06IBEgMzMDkYy7EBIJJqKPD2ggMw9_yCAzhWQABYAWoMRWNvbm9teSBMaXRlcglWMjVHQlJMUE8KOQjTogESBDg1ODYYkmog1GQouIKDAzCmg4MDOFZAAVgBagxFY29ub215IExpdGVyCVYyNUdCUkxQTwp3CjkI0I4BEgM5NjEY1GQgkmooleOEAzCI5IQDOEdAAFgBagxFY29ub215IExpdGVyCksxNkdCUkxGUE8KOgjTogESAzMxMhiSaiDLsQEom-aEAzCB7YQDOEtAAVgBagxFY29ub215IExpdGVyCksxNkdCUkxGUE8SCggCEAEYASoCU1EYASIECAEQASgCKAMoBDAP) ![Swiss International Air Lines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LX.gif) Thu, Jan 15 - Thu, Jan 22 LGW London USM Koh Samui CA $1,535 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:15/01/2026TANYT&leg2=from:USM,to:LGW,departure:22/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1534.80&airProductToken=AQp5CicIzLABEgM0MzMYy7EBILk8KIDDggMw6cOCAzhTQABYAXIFU05DR0IKJgjMsAESAzE3Nhi5PCCSaii0xIIDMJjKggM4U0ABWAFyBVNOQ0dCCiYI0I4BEgM5NjYYkmog1GQo2tKCAzDN04IDOEdAAVgBcgVTTkNHQgp6CicIzLABEgQ0MTc5GNRkIMFSKIyKgwMw14qDAzhTQABYAXIFU05DR0IKJgjMsAESAzE4MRjBUiC5PCj3i4MDMNGRgwM4U0ABWAFyBVNOQ0dCCicIzLABEgM0MzIYuTwgy7EBKOWbgwMwzpyDAzhTQAFYAXIFU05DR0ISCggBEAEYASoCTFgYASIECAEQASgCKAMoBDAB) ![Qatar Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/QR.gif) Fri, Sep 26 - Wed, Oct 8 LGW London USM Koh Samui CA $1,563 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:26/09/2025TANYT&leg2=from:USM,to:LGW,departure:08/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1562.20&airProductToken=AQqFAQoqCNGkARIDMzMwGMuxASDDOyig3fgCMLDg-AI4T0AAWAFyCE9KUjdQVVJFCioI0aQBEgM4NDIYwzsgx5oBKO7h-AIwkuX4AjhPQAFYAXIIT0pSN1BVUkUKKwjRpAESBDQ0MTQYx5oBINRkKM7q-AIwhev4AjhPQAFYAXIIT0pSN1BVUkUKhQEKKwjRpAESBDQ0MDkY1GQgx5oBKILk-QIwvuT5AjhUQABYAXIIVEpSN1BVUkUKKgjRpAESAzg0NxjHmgEgwzso5eb5AjD66fkCOFRAAVgBcghUSlI3UFVSRQoqCNGkARIDMzI3GMM7IMuxASiW7vkCMMnx-QI4VEABWAFyCFRKUjdQVVJFEgoIARABGAEqAlFSGAEiBAgBEAEoAigDKAQwAQ) ![Turkish Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TK.gif) Thu, Jan 15 - Thu, Jan 22 LGW London USM Koh Samui CA $1,583 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:15/01/2026TANYT&leg2=from:USM,to:LGW,departure:22/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1582.90&airProductToken=AQp-CioI1JYBEgQxOTMwGMuxASDInAEoob2CAzCRv4IDOFdAAFgBcgZXTjJYUEMKJwjUlgESAjU4GMicASDBUiiOwIIDMKDEggM4V0ABWAFyBldOMlhQQwonCNCOARIDMTA5GMFSINRkKI7FggMw7cWCAzhRQAFYAXIGV04yWFBDCn8KKAjUlgESBDQ0MjYY1GQgwVIo8Y2DAzDBjoMDOFdAAFgBcgZXTjJYUEMKJwjUlgESAjUzGMFSIMicASiYkIMDMKeVgwM4V0ABWAFyBldOMlhQQwoqCNSWARIEMTk4MRjInAEgy7EBKNGWgwMwxpiDAzhXQAFYAXIGV04yWFBDEgoIARABGAEqAlRLGAEiBAgBEAEoAigDKAQwAQ) Flight from London to Samui Intl. Airport (LGW - USM) route information | Origin airport | Gatwick | | --- | --- | | Destination airport | Samui Intl. Airport | | Airlines serving | British Airways, Emirates, Qatar Airways, Singapore Airlines, Thai Airways International, Turkish Airlines | | Roundtrip price | CA $1,424 | | Distance | 9826 km | ## Gatwick to Koh Samui Flights **The easy way to book your flights from London to Samui Intl. Airport**  With Expedia, it’s simple to find and book flights to Samui Intl. Airport from London whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Samui Intl. Airport, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from London to Samui Intl. Airport today, tomorrow, or this week.   **Save dollars with cheap flights from Gatwick, LGW to Samui Intl. Airport, USM**  Sort your search results by price to find great deals on your flight from London to Samui Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Samui Intl. Airport from London currently is just CA $1,425 rising to CA $1,583.   Here are more money-saving tips:  - Fly in January when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Samui Intl. Airport   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Samui Intl. Airport from London**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Samui Intl. Airport with Expedia today. ## Frequently asked questions ### How much is a flight from LGW to USM? > Round-trip journeys between Gatwick Airport (LGW) and Ko Samui Airport (USM) start from CA $1,425. This figure is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from London Gatwick to Ko Samui Airport (USM)? > This differs from airline to airline, as each has its own set of terms and conditions. Head to the [Customer Service Portal](https://www.expedia.ca/helpcenter), where you'll find simple instructions on how to cancel online. ### How do I find cheap flights from Gatwick Airport (LGW) to USM that have flexible change policies? > Many carriers will allow you to move your flight at no extra charge. All you pay is the fare difference. When searching for Gatwick Airport (LGW) to Ko Samui Airport flights, you'll find a "No change fees" filter for you to select. ### How many hours is the flight from London Gatwick to Ko Samui Airport? > To get through the 13 hours and 6 minutes flight time between London Gatwick and Ko Samui Airport (USM), it's smart to come prepared. A smartphone filled with your favourite songs is an excellent start. ### How far is the flight from London Gatwick to USM? > The distance is around 9,900 kilometres. Eye mask? Check. Warm clothes? Double check. We recommend you pack all the essentials for this long-haul Gatwick to Koh Samui flight. ### Which airlines fly direct from LGW to Ko Samui Airport? > Direct flights aren't available, so you'll need to make at least one stop between Gatwick Airport (LGW) and Ko Samui Airport (USM). Make the most of the layover time to stretch your legs and grab a coffee. ### Are Gatwick Airport (LGW) to USM flight tickets cheaper when they're purchased at the last minute? > Last-minute bookings from London Gatwick to USM can be hit-or-miss. You might be lucky and score a bargain, but you could also miss out completely! If you'd rather play it safe and start planning your trip early on, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines issue their prices that far in advance. Our advice? Check back often as prices are updated frequently. ## Explore a world of travel with Expedia - Flights ### Flights - [Flights from Can Tho to Koh Samui](https://www.expedia.ca/lp/flights/10260/6035013/can-tho-to-koh-samui) - [Flights from New Cumberland to Koh Samui](https://www.expedia.ca/lp/flights/10384/6035013/new-cumberland-to-koh-samui) - [Flights from Kitchener to Koh Samui](https://www.expedia.ca/lp/flights/10579/6035013/kitchener-to-koh-samui) - [Flights from Vernon to Koh Samui](https://www.expedia.ca/lp/flights/10619/6035013/vernon-to-koh-samui) - [Flights from Emerald to Koh Samui](https://www.expedia.ca/lp/flights/1137/6035013/emerald-to-koh-samui) - [Flights from Matthew Town to Koh Samui](https://www.expedia.ca/lp/flights/11611/6035013/matthew-town-to-koh-samui) - [Flights from Gabes to Koh Samui](https://www.expedia.ca/lp/flights/1272/6035013/gabes-to-koh-samui) - [Flights from Hanoi to Koh Samui](https://www.expedia.ca/lp/flights/1428/6035013/hanoi-to-koh-samui) - [Flights from Honolulu to Koh Samui](https://www.expedia.ca/lp/flights/1488/6035013/honolulu-to-koh-samui) - [Flights from Ipoh to Koh Samui](https://www.expedia.ca/lp/flights/1618/6035013/ipoh-to-koh-samui) - [Flights from Hemavan to Koh Samui](https://www.expedia.ca/lp/flights/177938/6035013/hemavan-to-koh-samui) - [Flights from Bangkok to Koh Samui](https://www.expedia.ca/lp/flights/178236/6035013/bangkok-to-koh-samui) - [Flights from Cairo to Koh Samui](https://www.expedia.ca/lp/flights/178243/6035013/cairo-to-koh-samui) - [Flights from Calgary to Koh Samui](https://www.expedia.ca/lp/flights/178245/6035013/calgary-to-koh-samui) - [Flights from London to Koh Samui](https://www.expedia.ca/lp/flights/178279/6035013/london-to-koh-samui) - [Flights from Manila to Koh Samui](https://www.expedia.ca/lp/flights/178282/6035013/manila-to-koh-samui) - [Flights from Montreal to Koh Samui](https://www.expedia.ca/lp/flights/178288/6035013/montreal-to-koh-samui) - [Flights from New York to Koh Samui](https://www.expedia.ca/lp/flights/178293/6035013/new-york-to-koh-samui) - [Flights from Ottawa to Koh Samui](https://www.expedia.ca/lp/flights/178296/6035013/ottawa-to-koh-samui) - [Flights from Toronto to Koh Samui](https://www.expedia.ca/lp/flights/178314/6035013/toronto-to-koh-samui) - [Flights from Vancouver to Koh Samui](https://www.expedia.ca/lp/flights/178315/6035013/vancouver-to-koh-samui) - [Flights from Tokyo to Koh Samui](https://www.expedia.ca/lp/flights/179900/6035013/tokyo-to-koh-samui) - [Flights from Edmonton to Koh Samui](https://www.expedia.ca/lp/flights/180002/6035013/edmonton-to-koh-samui) - [Flights from Taipei to Koh Samui](https://www.expedia.ca/lp/flights/180030/6035013/taipei-to-koh-samui) - [Flights from Kuantan to Koh Samui](https://www.expedia.ca/lp/flights/1944/6035013/kuantan-to-koh-samui) - [Flights from Lagos to Koh Samui](https://www.expedia.ca/lp/flights/2115/6035013/lagos-to-koh-samui) - [Flights from Maputo to Koh Samui](https://www.expedia.ca/lp/flights/2401/6035013/maputo-to-koh-samui) - [Flights from Nakhon Si Thammarat to Koh Samui](https://www.expedia.ca/lp/flights/2602/6035013/nakhon-si-thammarat-to-koh-samui) - [Flights from Ostrava to Koh Samui](https://www.expedia.ca/lp/flights/2704/6035013/ostrava-to-koh-samui) - [Flights from Pangkalan Bun to Koh Samui](https://www.expedia.ca/lp/flights/2810/6035013/pangkalan-bun-to-koh-samui) - [Flights from Palu to Koh Samui](https://www.expedia.ca/lp/flights/2823/6035013/palu-to-koh-samui) - [Flights from Phrae to Koh Samui](https://www.expedia.ca/lp/flights/2873/6035013/phrae-to-koh-samui) - [Flights from Siem Reap to Koh Samui](https://www.expedia.ca/lp/flights/2975/6035013/siem-reap-to-koh-samui) - [Flights from Rockhampton to Koh Samui](https://www.expedia.ca/lp/flights/3022/6035013/rockhampton-to-koh-samui) - [Flights from Sibu to Koh Samui](https://www.expedia.ca/lp/flights/3089/6035013/sibu-to-koh-samui) - [Flights from Shenyang to Koh Samui](https://www.expedia.ca/lp/flights/3149/6035013/shenyang-to-koh-samui) - [Flights from Semporna to Koh Samui](https://www.expedia.ca/lp/flights/3219/6035013/semporna-to-koh-samui) - [Flights from Sofia to Koh Samui](https://www.expedia.ca/lp/flights/3235/6035013/sofia-to-koh-samui) - [Flights from Tangier to Koh Samui](https://www.expedia.ca/lp/flights/3495/6035013/tangier-to-koh-samui) - [Flights from Taupō to Koh Samui](https://www.expedia.ca/lp/flights/3571/6035013/taupo-to-koh-samui) - [Flights from Taiyuan to Koh Samui](https://www.expedia.ca/lp/flights/3592/6035013/taiyuan-to-koh-samui) - [Flights from Waterloo to Koh Samui](https://www.expedia.ca/lp/flights/364/6035013/waterloo-to-koh-samui) - [Flights from Van to Koh Samui](https://www.expedia.ca/lp/flights/3677/6035013/van-to-koh-samui) - [Flights from Vientiane to Koh Samui](https://www.expedia.ca/lp/flights/3742/6035013/vientiane-to-koh-samui) - [Flights from Ambon to Koh Samui](https://www.expedia.ca/lp/flights/377/6035013/ambon-to-koh-samui) - [Flights from Wenzhou to Koh Samui](https://www.expedia.ca/lp/flights/3814/6035013/wenzhou-to-koh-samui) - [Flights from Cambridge Bay to Koh Samui](https://www.expedia.ca/lp/flights/3907/6035013/cambridge-bay-to-koh-samui) - [Flights from Nanaimo to Koh Samui](https://www.expedia.ca/lp/flights/3908/6035013/nanaimo-to-koh-samui) - [Flights from Hamilton to Koh Samui](https://www.expedia.ca/lp/flights/3963/6035013/hamilton-to-koh-samui) - [Flights from Hay River to Koh Samui](https://www.expedia.ca/lp/flights/3969/6035013/hay-river-to-koh-samui) - [Flights from Kamloops to Koh Samui](https://www.expedia.ca/lp/flights/3979/6035013/kamloops-to-koh-samui) - [Flights from Kelowna to Koh Samui](https://www.expedia.ca/lp/flights/3997/6035013/kelowna-to-koh-samui) - [Flights from Regina to Koh Samui](https://www.expedia.ca/lp/flights/4053/6035013/regina-to-koh-samui) - [Flights from Saskatoon to Koh Samui](https://www.expedia.ca/lp/flights/4117/6035013/saskatoon-to-koh-samui) - [Flights from Prince George to Koh Samui](https://www.expedia.ca/lp/flights/4125/6035013/prince-george-to-koh-samui) - [Flights from Charlottetown to Koh Samui](https://www.expedia.ca/lp/flights/4136/6035013/charlottetown-to-koh-samui) - [Flights from Sandspit to Koh Samui](https://www.expedia.ca/lp/flights/4148/6035013/sandspit-to-koh-samui) - [Flights from Asosa to Koh Samui](https://www.expedia.ca/lp/flights/428/6035013/asosa-to-koh-samui) - [Flights from Amritsar to Koh Samui](https://www.expedia.ca/lp/flights/444/6035013/amritsar-to-koh-samui) - [Flights from Abu Dhabi to Koh Samui](https://www.expedia.ca/lp/flights/453/6035013/abu-dhabi-to-koh-samui) - [Flights from Taabinga to Koh Samui](https://www.expedia.ca/lp/flights/553248634382332930/6035013/taabinga-to-koh-samui) - [Flights from Ozora to Koh Samui](https://www.expedia.ca/lp/flights/553248634906950794/6035013/ozora-to-koh-samui) - [Flights from Victoria Junction to Koh Samui](https://www.expedia.ca/lp/flights/553248635921599726/6035013/victoria-junction-to-koh-samui) - [Flights from Phu Cat to Koh Samui](https://www.expedia.ca/lp/flights/553248635924014055/6035013/phu-cat-to-koh-samui) - [Flights from Oakland to Koh Samui](https://www.expedia.ca/lp/flights/601762/6035013/oakland-to-koh-samui) - [Flights from Krabi to Koh Samui](https://www.expedia.ca/lp/flights/602231/6035013/krabi-to-koh-samui) - [Flights from Halifax to Koh Samui](https://www.expedia.ca/lp/flights/602873/6035013/halifax-to-koh-samui) - [Flights from Saint John to Koh Samui](https://www.expedia.ca/lp/flights/602956/6035013/saint-john-to-koh-samui) - [Flights from Rochester to Koh Samui](https://www.expedia.ca/lp/flights/602966/6035013/rochester-to-koh-samui) - [Flights from Hua Hin to Koh Samui](https://www.expedia.ca/lp/flights/6049558/6035013/hua-hin-to-koh-samui) - [Flights from Mumbai to Koh Samui](https://www.expedia.ca/lp/flights/6050062/6035013/mumbai-to-koh-samui) - [Flights from Adelaide to Koh Samui](https://www.expedia.ca/lp/flights/6051330/6035013/adelaide-to-koh-samui) - [Flights from Johannesburg to Koh Samui](https://www.expedia.ca/lp/flights/6051471/6035013/johannesburg-to-koh-samui) - [Flights from Bengaluru to Koh Samui](https://www.expedia.ca/lp/flights/6053307/6035013/bengaluru-to-koh-samui) - [Flights from Prescott to Koh Samui](https://www.expedia.ca/lp/flights/6054768/6035013/prescott-to-koh-samui) - [Flights from Chiang Mai to Koh Samui](https://www.expedia.ca/lp/flights/6056197/6035013/chiang-mai-to-koh-samui) - [Flights from Brownsville to Koh Samui](https://www.expedia.ca/lp/flights/6058982/6035013/brownsville-to-koh-samui) - [Flights from Al Aqiq to Koh Samui](https://www.expedia.ca/lp/flights/6084757/6035013/al-aqiq-to-koh-samui) - [Flights from Chiang Rai to Koh Samui](https://www.expedia.ca/lp/flights/6094729/6035013/chiang-rai-to-koh-samui) - [Flights from Windsor to Koh Samui](https://www.expedia.ca/lp/flights/6127335/6035013/windsor-to-koh-samui) - [Flights from Taipa to Koh Samui](https://www.expedia.ca/lp/flights/6139889/6035013/taipa-to-koh-samui) - [Flights from Chongqing to Koh Samui](https://www.expedia.ca/lp/flights/6140323/6035013/chongqing-to-koh-samui) - [Flights from Winnipeg to Koh Samui](https://www.expedia.ca/lp/flights/6141041/6035013/winnipeg-to-koh-samui) - [Flights from Phu Quoc to Koh Samui](https://www.expedia.ca/lp/flights/6141655/6035013/phu-quoc-to-koh-samui) - [Flights from Kuching to Koh Samui](https://www.expedia.ca/lp/flights/6142141/6035013/kuching-to-koh-samui) - [Flights from Johor Bahru to Koh Samui](https://www.expedia.ca/lp/flights/6142145/6035013/johor-bahru-to-koh-samui) - [Flights from Ban Chang to Koh Samui](https://www.expedia.ca/lp/flights/6143144/6035013/ban-chang-to-koh-samui) - [Flights from Igdir to Koh Samui](https://www.expedia.ca/lp/flights/6202684/6035013/igdir-to-koh-samui) - [Flights from São José dos Campos to Koh Samui](https://www.expedia.ca/lp/flights/6221736/6035013/sao-jose-dos-campos-to-koh-samui) - [Flights from Blang Bintang to Koh Samui](https://www.expedia.ca/lp/flights/634712155976704000/6035013/blang-bintang-to-koh-samui) - [Flights from Tanbar to Koh Samui](https://www.expedia.ca/lp/flights/6351378/6035013/tanbar-to-koh-samui) - [Flights from Wendover to Koh Samui](https://www.expedia.ca/lp/flights/7097/6035013/wendover-to-koh-samui) - [Flights from Hollister to Koh Samui](https://www.expedia.ca/lp/flights/7704/6035013/hollister-to-koh-samui) - [Flights from Changchun to Koh Samui](https://www.expedia.ca/lp/flights/824/6035013/changchun-to-koh-samui) - [Flights from Key Largo to Koh Samui](https://www.expedia.ca/lp/flights/8369/6035013/key-largo-to-koh-samui) - [Flights from Marble Bar to Koh Samui](https://www.expedia.ca/lp/flights/8704/6035013/marble-bar-to-koh-samui) - [Flights from Papa Westray to Koh Samui](https://www.expedia.ca/lp/flights/9461/6035013/papa-westray-to-koh-samui) - [Flights from Pangkor Island to Koh Samui](https://www.expedia.ca/lp/flights/9516/6035013/pangkor-island-to-koh-samui) - [Flights from Windsor to Koh Samui](https://www.expedia.ca/lp/flights/9542/6035013/windsor-to-koh-samui) - [Flights from Da Nang to Koh Samui](https://www.expedia.ca/lp/flights/974/6035013/da-nang-to-koh-samui) \*Available to Expedia members.