- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 25% on select hotels after you book a flight*
Plan, book, fly with confidence
Cheap Flights from Incheon (SEL) to Koh Samui (USM)
Prices were available within the past 7 days and start at £176 for one-way flights and £454 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Mon, 8 Jul - Fri, 19 Jul
ICN
Seoul
USM
Ko Samui
£454 Return, found 6 days ago
£454
Return
found 6 days ago
Mon, 2 Sep - Fri, 6 Sep
ICN
Seoul
USM
Ko Samui
£467 Return, found 5 days ago
£467
Return
found 5 days ago
Tue, 9 Jul - Fri, 12 Jul
ICN
Seoul
USM
Ko Samui
£471 Return, found 8 hours ago
£471
Return
found 8 hours ago
Mon, 8 Jul - Fri, 19 Jul
ICN
Seoul
USM
Ko Samui
£475 Return, found 6 days ago
£475
Return
found 6 days ago
Mon, 2 Sep - Thu, 5 Sep
ICN
Seoul
USM
Ko Samui
£479 Return, found 5 days ago
£479
Return
found 5 days ago
Fri, 19 Jul - Wed, 24 Jul
ICN
Seoul
USM
Ko Samui
£490 Return, found 2 days ago
£490
Return
found 2 days ago
Expedia's Latest Trends
Hotels
Hotels in Back BayBusiness Hotels in Great BritainApartments Province of FlorenceNile Carnival CruiseHotels in Old Town BenidormFerman Hilal Hotel - Special ClassHotel MediterranEl Rincon to bedroom apartment with pool and close to the beachPostillion Hotel Utrecht BunnikPort Royal Villas & SpaFalcon HotelRésidence Club mmv Isola 2000 Les Terrasses d'IsolaCaravan Parks AndoverDeluxe Heathrow Apartments & ParkingVillas El CampelloMarina Hotels in MarseilleHotels with Hot Tubs in PontypriddThe Vermont Hotel & Vermont Aparthotel
Flights
Holidays
General
*Available to Expedia members.