Title: £415 Cheap Flights from London to Samui Intl. Airport (LON to USM) - Expedia.co.uk ![](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) # £415 Cheap Flights from London (LON) to Samui Intl. Airport (USM) [View £415 flight on Thu, 12 Mar 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:USM,departure:12/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:414.72&airProductToken=AQqhAQo0CMywARIDMzMzGOuJASC5PCjZtocDMNG3hwM4S0AAWAFqCEVDT1NBVkVScghLTkNEVzZHQgozCMywARIDMTgwGLk8IMFSKJy4hwMwob2HAzhLQAFYAWoIRUNPU0FWRVJyCEtOQ0RXNkdCCjQIzLABEgQ0MTgyGMFSINRkKP2-hwMww7-HAzhLQAFYAWoIRUNPU0FWRVJyCEtOQ0RXNkdCEgoIAhABGAIqAkxYGAEiBAgBEAEoAigDKAQwCw) - [Return](?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 London 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.co.uk/Flights-Search?leg1=from:lon,to:usm,departure:30/09/2025TANYT&leg2=from:usm,to:lon,departure:07/10/2025TANYT&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.co.uk/Flights-Search?leg1=from:lon,to:usm,departure:30/09/2025TANYT&leg2=from:usm,to:lon,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"QR"}}]) - ![Etihad Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EY.svg) Etihad Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:lon,to:usm,departure:30/09/2025TANYT&leg2=from:usm,to:lon,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EY"}}]) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:lon,to:usm,departure:30/09/2025TANYT&leg2=from:usm,to:lon,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![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.co.uk/Flights-Search?leg1=from:lon,to:usm,departure:30/09/2025TANYT&leg2=from:usm,to:lon,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TG"}}]) - ![EVA Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BR.svg) EVA Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:lon,to:usm,departure:30/09/2025TANYT&leg2=from:usm,to:lon,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BR"}}]) - ![Air France](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AF.svg) Air France [](https://www.expedia.co.uk/Flights-Search?leg1=from:lon,to:usm,departure:30/09/2025TANYT&leg2=from:usm,to:lon,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AF"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 25% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Cheap Flights from London (LON) to Samui Intl. Airport (USM) Prices were available within the past 7 days and start at £415 for one-way flights and £619 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Mon, 23 Feb - Mon, 23 Mar LHR London USM Koh Samui £619 Return found 9 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:USM,departure:23/02/2026TANYT&leg2=from:USM,to:LHR,departure:23/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:618.02&airProductToken=AQqcAQozCM-mARIDMzM2GOuJASCVIij694UDMIH5hQM4S0AAWAFqCEVDT1NBVkVScgdLTkNEWEdCCjAIz6YBEgE1GJUiIMFSKIP6hQMw4P6FAzhLQAFYAWoIRUNPU0FWRVJyB0tOQ0RYR0IKMwjPpgESBDg2NjkYwVIg1GQo3f-FAzCjgIYDOEtAAVgBaghFQ09TQVZFUnIHS05DRFhHQgqcAQozCM-mARIEODY3MBjUZCDBUii0rYgDMP-tiAM4S0AAWAFqCEVDT1NBVkVScgdLTkNEWEdCCjAIz6YBEgE2GMFSIJUiKKSviAMw27SIAzhLQAFYAWoIRUNPU0FWRVJyB0tOQ0RYR0IKMwjPpgESAzMzORiVIiDriQEoiLWIAzCUtogDOEtAAVgBaghFQ09TQVZFUnIHS05DRFhHQhIKCAIQARgCKgJPUxgBIgQIARABKAIoAygEMAs) ![Swiss International Air Lines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LX.gif) Thu, 20 Nov - Thu, 4 Dec LHR London USM Koh Samui £633 Return found 4 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:USM,departure:20/11/2025TANYT&leg2=from:USM,to:LHR,departure:04/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:632.42&airProductToken=AQqeAQozCMywARIDMzMzGOuJASC5PCjZyv0CMNHL_QI4S0AAWAFqCEVDT1NBVkVScgdLTkNEWEdCCjIIzLABEgMxODAYuTwgwVIonMz9AjCh0f0COEtAAVgBaghFQ09TQVZFUnIHS05DRFhHQgozCMywARIENDE3NBjBUiDUZCjV0v0CMJvT_QI4S0ABWAFqCEVDT1NBVkVScgdLTkNEWEdCCp4BCjMIzLABEgQ0MTgzGNRkIMFSKJTj_gIw3-P-AjhMQABYAWoIRUNPU0FWRVJyB0xOQ0RYR0IKMgjMsAESAzE4MRjBUiC5PCjX5P4CMLHq_gI4TEABWAFqCEVDT1NBVkVScgdMTkNEWEdCCjMIzLABEgMzNDAYuTwg64kBKIvr_gIw9Ov-AjhMQAFYAWoIRUNPU0FWRVJyB0xOQ0RYR0ISCggCEAEYAioCTFgYASIECAEQASgCKAMoBDAL) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Mon, 4 May - Mon, 11 May LHR London USM Koh Samui £649 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:USM,departure:04/05/2026TANYT&leg2=from:USM,to:LHR,departure:11/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:648.12&airProductToken=AQqfAQo0CMyQARIEMjQ3ORjriQEgjBUosoyMAzCqjYwDOEtAAFgBaghFQ09TQVZFUnIHS05DRFhHQgoyCMyQARIDNzcyGIwVIMFSKISOjAMwjpOMAzhLQAFYAWoIRUNPU0FWRVJyB0tOQ0RYR0IKMwjMkAESBDQ2MjYYwVIg1GQo_JOMAzC9lIwDOEtAAVgBaghFQ09TQVZFUnIHS05DRFhHQgqeAQozCMyQARIENDYzNhjUZCCSaijV14wDMMjYjAM4S0AAWAFqCEVDT1NBVkVScgdLTkNEWEdCCjIIzJABEgM3ODEYkmogpQQozNqMAzDT4IwDOEtAAVgBaghFQ09TQVZFUnIHS05DRFhHQgozCMyQARIDOTAwGKUEIOuJASio4YwDMIzijAM4S0ABWAFqCEVDT1NBVkVScgdLTkNEWEdCEgoIAhABGAIqAkxIGAEiBAgBEAEoAigDKAQwCw) ![Swiss International Air Lines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LX.gif) Mon, 24 Nov - Mon, 15 Dec LGW London USM Koh Samui £663 Return just found [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:24/11/2025TANYT&leg2=from:USM,to:LGW,departure:15/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:662.78&airProductToken=AQqXAQoxCMywARIDNDMzGMuxASC5PCiA-v0CMOn6_QI4S0AAWAFqCEVDT1NBVkVScgVLTkNHQgowCMywARIDMTc2GLk8IJJqKLT7_QIwmIH-AjhLQAFYAWoIRUNPU0FWRVJyBUtOQ0dCCjAI0I4BEgM5NjIYkmog1GQomoL-AjCNg_4COEdAAVgBaghFQ09TQVZFUnIFS05DR0IKmAEKMQjMsAESBDQxNzgY1GQgkmoo9eH_AjDo4v8COEtAAFgBaghFQ09TQVZFUnIFS05DR0IKMAjMsAESAzE3NxiSaiC5PCiF5f8CMJvr_wI4S0ABWAFqCEVDT1NBVkVScgVLTkNHQgoxCMywARIDNDMyGLk8IMuxASil8P8CMI7x_wI4S0ABWAFqCEVDT1NBVkVScgVLTkNHQhIKCAEQARgBKgJMWBgBIgQIARABKAIoAygEMAE) ![Air France](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AF.gif) Mon, 17 Nov - Wed, 26 Nov LHR London USM Koh Samui £669 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:USM,departure:17/11/2025TANYT&leg2=from:USM,to:LHR,departure:26/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:668.22&airProductToken=AQqZAQoyCMGMARIEMTY4MRjriQEg4jAo3Kb9AjCxp_0COExAAFgBagVMSUdIVHIIR1JMREk3TEkKMAjBjAESAzE4MhjiMCCSaiipqP0CMJyu_QI4R0ABWAFqBUxJR0hUcghHUkxESTdMSQoxCMGMARIEODAzMhiSaiDUZCjar_0CMM2w_QI4R0ABWAFqBUxJR0hUcghHUkxESTdMSQqZAQoxCMGMARIENDM5MBjUZCDBUii6iP4CMIWJ_gI4UkAAWAFqBUxJR0hUcghSUkxESTVMQQowCMGMARIDMTk5GMFSIOIwKPOJ_gIw_4_-AjhSQAFYAWoFTElHSFRyCFJSTERJNUxBCjIIwYwBEgQxMzgwGOIwIOuJASiQkf4CMOWR_gI4TEABWAFqBUxJR0hUcghSUkxESTVMQRIKCAIQARgCKgJBRhgBIgQIARABKAIoAygEMA0) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Tue, 9 Dec - Mon, 15 Dec LCY London USM Koh Samui £675 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LCY,to:USM,departure:09/12/2025TANYT&leg2=from:USM,to:LCY,departure:15/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:674.61&airProductToken=AQqfAQo0CMyQARIENTY1ORjLwAEgpQQox6L_AjCco_8COEtAAFgBaghFQ09TQVZFUnIHS05DRFhHQgoyCMyQARIDNzgwGKUEIJJqKNij_wIwt6n_AjhLQAFYAWoIRUNPU0FWRVJyB0tOQ0RYR0IKMwjMkAESBDQ2MzAYkmog1GQo-qr_AjDtq_8COEtAAVgBaghFQ09TQVZFUnIHS05DRFhHQgqfAQozCMyQARIENDYzNhjUZCCSaij14f8CMOji_wI4S0AAWAFqCEVDT1NBVkVScgdLTkNEWEdCCjIIzJABEgM3ODEYkmogpQQo--T_AjCg6_8COEtAAVgBaghFQ09TQVZFUnIHS05DRFhHQgo0CMyQARIENTY1NhilBCDLwAEosez_AjCL7f8COEtAAVgBaghFQ09TQVZFUnIHS05DRFhHQhIKCAIQARgCKgJMSBgBIgQIARABKAIoAygEMAs) ![Singapore Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SQ.gif) Wed, 12 Nov - Mon, 17 Nov LGW London USM Koh Samui £733 Return just found [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:12/11/2025TANYT&leg2=from:USM,to:LGW,departure:17/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:732.68&airProductToken=AQpyCjcI06IBEgMzMDkYy7EBIJJqKNDu_AIw1_T8AjhLQABYAWoMRWNvbm9teSBMaXRlcgdLMjVHQlJMCjcI06IBEgQ4NTg2GJJqINRkKJj6_AIwhvv8AjhLQAFYAWoMRWNvbm9teSBMaXRlcgdLMjVHQlJMCnIKNwjTogESBDgzNDEY1GQgkmoos6P9AjCrpP0COEtAAFgBagxFY29ub215IExpdGVyB0syNUdCUkwKNwjTogESAzMxMhiSaiDLsQEo-6n9AjDhsP0COEtAAVgBagxFY29ub215IExpdGVyB0syNUdCUkwSCggBEAEYASoCU1EYASIECAEQASgCKAMoBDAP) ![Gulf Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/gf.gif) Wed, 4 Mar - Thu, 19 Mar LGW London USM Koh Samui £733 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:04/03/2026TANYT&leg2=from:USM,to:LGW,departure:19/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:732.93&airProductToken=AQqcAQoxCMeMARIBOBjLsQEggTgom9uGAzCc3oYDOFdAAFgBagdFQ09MSVRFcghXRUxJVDFHQgoyCMeMARIDMTUyGIE4IMFSKMHfhgMwzOKGAzhXQAFYAWoHRUNPTElURXIIV0VMSVQxR0IKMwjHjAESBDQ0ODQYwVIg1GQo-uWGAzDA5oYDOFdAAVgBagdFQ09MSVRFcghXRUxJVDFHQgqcAQozCMeMARIENDQ4ORjUZCDBUii6g4gDMIWEiAM4V0AAWAFqB0VDT0xJVEVyCFdFTElUMUdCCjIIx4wBEgMxNTMYwVIggTgo34SIAzCciIgDOFdAAVgBagdFQ09MSVRFcghXRUxJVDFHQgoxCMeMARIBORiBOCDLsQEoy4mIAzCcjYgDOFdAAVgBagdFQ09MSVRFcghXRUxJVDFHQhIKCAgQAhgCKgJHRhgBIgQIARABKAcoBCgGMAE) ![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif) Fri, 6 Mar - Tue, 17 Mar LCY London USM Koh Samui £750 Return found 10 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LCY,to:USM,departure:06/03/2026TANYT&leg2=from:USM,to:LCY,departure:17/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:749.21&airProductToken=AQqaAQoyCMuYARIDOTkwGMvAASCAkwEo4fSGAzCn9YYDOExAAFgBagVMSUdIVHIIR1JMREk3TEkKMQjLmAESAzgzNRiAkwEgkmoo_PWGAzDv-4YDOEdAAVgBagVMSUdIVHIIR1JMREk3TEkKMQjLmAESBDM3MjMYkmog1GQo2v2GAzDN_oYDOEdAAVgBagVMSUdIVHIIR1JMREk3TEkKmgEKMQjLmAESBDM3MzMY1GQgkmoo9eyHAzDo7YcDOEVAAFgBagVMSUdIVHIIRVJMREk1TEEKMQjLmAESAzgzNhiSaiCAkwEo5PCHAzCi94cDOEVAAVgBagVMSUdIVHIIRVJMREk1TEEKMgjLmAESAzk4MxiAkwEgy8ABKN73hwMwmviHAzhMQAFYAWoFTElHSFRyCEVSTERJNUxBEgoIAhABGAIqAktMGAEiBAgBEAEoAigDKAQwDQ) ![Qatar Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/QR.gif) Tue, 19 May - Tue, 26 May LGW London USM Koh Samui £752 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:USM,departure:19/05/2026TANYT&leg2=from:USM,to:LGW,departure:26/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:751.47&airProductToken=AQqjAQo0CNGkARIDMzMwGMuxASDDOyiAsY0DMJC0jQM4T0AAWAFqCEVDTEFTU0lDcghPSlI3UFVSRQo0CNGkARIDODQyGMM7IMeaASjOtY0DMPK4jQM4T0ABWAFqCEVDTEFTU0lDcghPSlI3UFVSRQo1CNGkARIENDQwOBjHmgEg1GQo27mNAzCSuo0DOE9AAVgBaghFQ0xBU1NJQ3IIT0pSN1BVUkUKowEKNQjRpAESBDQ0MTEY1GQgx5oBKI-BjgMwy4GOAzhPQABYAWoIRUNMQVNTSUNyCE9KUjdQVVJFCjQI0aQBEgM4NDcYx5oBIMM7KKqCjgMwv4WOAzhPQAFYAWoIRUNMQVNTSUNyCE9KUjdQVVJFCjQI0aQBEgMzMjkYwzsgy7EBKMGGjgMw9ImOAzhPQAFYAWoIRUNMQVNTSUNyCE9KUjdQVVJFEgoIARABGAEqAlFSGAEiBAgBEAEoAigEKAYwAQ) Flight from London to Samui Intl. Airport route information | Origin airport | Heathrow | | --- | --- | | Destination airport | Samui Intl. Airport | | Airlines serving | Air France, Austrian Airlines, British Airways, Cathay Pacific, EVA Airways, Emirates, Etihad Airways, Finnair, Gulf Air, KLM, Lufthansa, Malaysia Airlines, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Thai Airways International, Turkish Airlines | | Return price | £618 | | Distance | 9836 km | ## Compare flights from London to Samui Intl. Airport easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Samui Intl. Airport. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Samui Intl. Airport in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from LON-All Airports to Samui Intl. Airport.   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from LON-All Airports (LON) to Samui Intl. Airport (USM) The easiest way to view the best deals on flights from London to Samui Intl. Airport today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from LON-All Airports to Samui Intl. Airport start at just £619 and range up to £752.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near London and Samui Intl. Airport - booking your flight during February, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your London to Samui Intl. Airport flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from LON-All Airports to Samui Intl. Airport for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Explore a world of travel with Expedia - Trending Routes - Trending Flights - Top Flights Destinations - Related Airlines - Nearby Airports - Cheap Flights from Other Airports ### Top Routes from London - [London to Paris (LON - PAR)](https://expedia.co.uk/lp/flights/lon/par/london-to-paris) - [London to Milan (LON - MIL)](https://expedia.co.uk/lp/flights/lon/mil/london-to-milan) - [London to Toronto (LON - YTO)](https://expedia.co.uk/lp/flights/lon/yto/london-to-toronto) - [London to New York (LON - NYC)](https://expedia.co.uk/lp/flights/lon/nyc/london-to-new-york) - [London to Tokyo (LON - TYO)](https://expedia.co.uk/lp/flights/lon/tyo/london-to-tokyo) - [London to Istanbul (LON - IST)](https://expedia.co.uk/lp/flights/lon/ist/london-to-istanbul) - [London to Santa Cruz de Tenerife (LON - TCI)](https://expedia.co.uk/lp/flights/lon/tci/london-to-santa-cruz-de-tenerife) - [London to Edinburgh (LON - EDI)](https://expedia.co.uk/lp/flights/lon/edi/london-to-edinburgh) - [London to Palma de Mallorca (LON - PMI)](https://expedia.co.uk/lp/flights/lon/pmi/london-to-palma-de-mallorca) - [London to Dubai (LON - DXB)](https://expedia.co.uk/lp/flights/lon/dxb/london-to-dubai) ### Top Routes to Samui Intl. Airport - [Bangkok to Samui Intl. Airport (BKK - USM)](https://expedia.co.uk/lp/flights/bkk/usm/bangkok-to-samui-intl-airport) - [Bangkok to Samui Intl. Airport (DMK - USM)](https://expedia.co.uk/lp/flights/dmk/usm/bangkok-to-samui-intl-airport) - [London to Samui Intl. Airport (LCY - USM)](https://expedia.co.uk/lp/flights/lcy/usm/london-to-samui-intl-airport) - [Kuala Lumpur to Samui Intl. Airport (KUL - USM)](https://expedia.co.uk/lp/flights/kul/usm/kuala-lumpur-to-samui-intl-airport) - [Hong Kong to Samui Intl. Airport (HKG - USM)](https://expedia.co.uk/lp/flights/hkg/usm/hong-kong-to-samui-intl-airport) - [Edinburgh to Samui Intl. Airport (EDI - USM)](https://expedia.co.uk/lp/flights/edi/usm/edinburgh-to-samui-intl-airport) - [London to Samui Intl. Airport (STN - USM)](https://expedia.co.uk/lp/flights/stn/usm/london-to-samui-intl-airport) - [Chiang Mai to Samui Intl. Airport (CNX - USM)](https://expedia.co.uk/lp/flights/cnx/usm/chiang-mai-to-samui-intl-airport) - [Dubai to Samui Intl. Airport (DXB - USM)](https://expedia.co.uk/lp/flights/dxb/usm/dubai-to-samui-intl-airport) - [Phuket to Samui Intl. Airport (HKT - USM)](https://expedia.co.uk/lp/flights/hkt/usm/phuket-to-samui-intl-airport) - [Utapao to Samui Intl. Airport (UTP - USM)](https://expedia.co.uk/lp/flights/utp/usm/utapao-to-samui-intl-airport) - [Birmingham to Samui Intl. Airport (BHX - USM)](https://expedia.co.uk/lp/flights/bhx/usm/birmingham-to-samui-intl-airport) ### Top Routes from London - [Iberia London to Santa Cruz de Tenerife](https://expedia.co.uk/lp/flight-routes/iberia-from-lon-all-airports-to-tci-all-airports/ib/lon/tci) - [Emirates London to Dubai](https://expedia.co.uk/lp/flight-routes/emirates-from-lon-all-airports-to-dubai-intl/ek/lon/dxb) ### Top Routes to Samui Intl. Airport - [Bangkok Airways Bangkok to Samui Intl. Airport](https://expedia.co.uk/lp/flight-routes/bangkok-airways-from-suvarnabhumi-intl-to-samui-intl-airport/pg/bkk/usm) ### Top Flight Destinations - [Flights to Bangkok](https://expedia.co.uk/Cheap-Flights-To-Bangkok.d178236.Travel-Guide-Flights) - [Flights to Koh Samui](https://expedia.co.uk/Cheap-Flights-To-Koh-Samui.d6035013.Travel-Guide-Flights) - [Flights to Pattaya](https://expedia.co.uk/Cheap-Flights-To-Pattaya.d9514.Travel-Guide-Flights) - [Flights to Phuket](https://expedia.co.uk/Cheap-Flights-To-Phuket.d6046393.Travel-Guide-Flights) - [Flights to Patong](https://expedia.co.uk/Cheap-Flights-To-Patong.d6337833.Travel-Guide-Flights) - [Flights to Chiang Mai](https://expedia.co.uk/Cheap-Flights-To-Chiang-Mai.d6056197.Travel-Guide-Flights) - [Flights to Krabi](https://expedia.co.uk/Cheap-Flights-To-Krabi.d602231.Travel-Guide-Flights) - [Flights to Karon](https://expedia.co.uk/Cheap-Flights-To-Karon.d6337849.Travel-Guide-Flights) - [Flights to Hua Hin](https://expedia.co.uk/Cheap-Flights-To-Hua-Hin.d6049558.Travel-Guide-Flights) - [Flights to Ko Chang](https://expedia.co.uk/Cheap-Flights-To-Ko-Chang.d6125740.Travel-Guide-Flights) - [Flights to Ko Lanta](https://expedia.co.uk/Cheap-Flights-To-Ko-Lanta.d6035252.Travel-Guide-Flights) - [Flights to Takua Pa](https://expedia.co.uk/Cheap-Flights-To-Takua-Pa.d6047636.Travel-Guide-Flights) - [Flights to Ko Phi Phi](https://expedia.co.uk/Cheap-Flights-To-Ko-Phi-Phi.d9409.Travel-Guide-Flights) - [Flights to Ko Pha-ngan](https://expedia.co.uk/Cheap-Flights-To-Ko-Pha-Ngan.d6051159.Travel-Guide-Flights) - [Flights to Kamala](https://expedia.co.uk/Cheap-Flights-To-Kamala.d6337834.Travel-Guide-Flights) - [Flights to Choeng Thale](https://expedia.co.uk/Cheap-Flights-To-Choeng-Thale.d6337840.Travel-Guide-Flights) - [Flights to Koh Tao](https://expedia.co.uk/Cheap-Flights-To-Koh-Tao.d6034053.Travel-Guide-Flights) - [Flights to Ko Yao](https://expedia.co.uk/Cheap-Flights-To-Ko-Yao.d553248634762028655.Travel-Guide-Flights) - [Flights to Rawai](https://expedia.co.uk/Cheap-Flights-To-Rawai.d6337852.Travel-Guide-Flights) - [Flights to Sa Khu](https://expedia.co.uk/Cheap-Flights-To-Sa-Khu.d6337843.Travel-Guide-Flights) ### Related Airlines - [British Airways](https://expedia.co.uk/British-Airways-Flights.cBA.Travel-Guide-Airlines) - [KLM](https://expedia.co.uk/KLM-Flights.cKL.Travel-Guide-Airlines) - [Air France](https://expedia.co.uk/Air-France-Flights.cAF.Travel-Guide-Airlines) - [Lufthansa](https://expedia.co.uk/Lufthansa-Flights.cLH.Travel-Guide-Airlines) - [Iberia](https://expedia.co.uk/Iberia-Flights.cIB.Travel-Guide-Airlines) - [Emirates](https://expedia.co.uk/Emirates-Flights.cEK.Travel-Guide-Airlines) - [Swiss International Air Lines](https://expedia.co.uk/Swiss-International-Air-Lines-Flights.cLX.Travel-Guide-Airlines) - [Turkish Airlines](https://expedia.co.uk/Turkish-Airlines-Flights.cTK.Travel-Guide-Airlines) - [Qatar Airways](https://expedia.co.uk/Qatar-Airways-Flights.cQR.Travel-Guide-Airlines) - [easyJet](https://expedia.co.uk/EasyJet-Flights.cU2.Travel-Guide-Airlines) - [TAP Portugal](https://expedia.co.uk/TAP-Portugal-Flights.cTP.Travel-Guide-Airlines) - [Vueling Airlines](https://expedia.co.uk/Vueling-Airlines-Flights.cVY.Travel-Guide-Airlines) - [Virgin Atlantic](https://expedia.co.uk/Virgin-Atlantic-Flights.cVS.Travel-Guide-Airlines) - [Ryanair](https://expedia.co.uk/Ryanair-Flights.cFR.Travel-Guide-Airlines) - [Aer Lingus](https://expedia.co.uk/Aer-Lingus-Flights.cEI.Travel-Guide-Airlines) - [SAS](https://expedia.co.uk/Scandinavian-Airlines-Flights.cSK.Travel-Guide-Airlines) London Airports #### London [Heathrow to Samui Intl. Airport](https://expedia.co.uk/lp/flights/lhr/usm/london-to-samui-intl-airport) £618.02 [Gatwick to Samui Intl. Airport](https://expedia.co.uk/lp/flights/lgw/usm/london-to-samui-intl-airport) £662.78 [London City to Samui Intl. Airport](https://expedia.co.uk/lp/flights/lcy/usm/london-to-samui-intl-airport) £674.61 [Stansted to Samui Intl. Airport](https://expedia.co.uk/lp/flights/stn/usm/london-to-samui-intl-airport) £849.56 #### Southampton ### Nearby Airports - [London City Airport (LCY)](https://expedia.co.uk/lp/airports/lcy/flights-from-london-city-airport) - [Heathrow Airport (LHR)](https://expedia.co.uk/lp/airports/lhr/flights-from-heathrow-airport) - [Stansted Airport (STN)](https://expedia.co.uk/lp/airports/stn/flights-from-stansted-airport) - [Gatwick Airport (LGW)](https://expedia.co.uk/lp/airports/lgw/flights-from-gatwick-airport) - [Luton Airport (LTN)](https://expedia.co.uk/lp/airports/ltn/flights-from-luton-airport) - [Southend Airport (SEN)](https://expedia.co.uk/lp/airports/sen/flights-from-southend-airport) - [Farnborough Airport (FAB)](https://expedia.co.uk/lp/airports/fab/flights-from-farnborough-airport) - [Cambridge Airport (CBG)](https://expedia.co.uk/lp/airports/cbg/flights-from-cambridge-airport) - [Oxford Airport (OXF)](https://expedia.co.uk/lp/airports/oxf/flights-from-oxford-airport) - [Southampton Airport (SOU)](https://expedia.co.uk/lp/airports/sou/flights-from-southampton-airport) \*Available to Expedia members. ![](https://a.travel-assets.com/mad-service/footer/bnaBanners/BEX_Footer.jpg) ## Go further with the Expedia app Save on select hotels when you book in the app. Our app deals help you to save on trips so you can travel more and manage it all on the go. 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