There are 4 ways to get from London to Ko Samui (Island) by plane or train
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly from London Heathrow Airport
best- Fly from London Heathrow Airport (LHR) to Koh Samui Airport (USM)plane LHR - USM
15h 41m฿17,495–41,413Train to London Gatwick Airport, fly
- Take the train from London Victoria to Gatwick Airporttrain
- Fly from London Gatwick Airport (LGW) to Koh Samui Airport (USM)plane LGW - USM
16h 44m฿17,548–38,089Fly from London City Airport
- Fly from London City Airport (LCY) to Koh Samui Airport (USM)plane LCY - USM
17h 54m฿30,095–75,137Fly from London Stansted Airport
- Fly from London Stansted Airport (STN) to Koh Samui Airport (USM)plane STN - USM
18h 16m฿20,785–48,205
London Heathrow Airport (LHR) to Koh Samui Airport (USM) flights
Comparing Your Travel Options
The cheapest way to get from London to Ko Samui (Island) is to train and fly which costs ฿17000 - ฿39000 and takes 16h 44m.
The fastest way to get from London to Ko Samui (Island) is to fly which takes 15h 41m and costs ฿17000 - ฿42000.
The distance between London and Ko Samui (Island) is 9918 km.
It takes approximately 15h 41m to get from London to Ko Samui (Island), including transfers.
Ko Samui (Island) is 6h ahead of London. It is currently 5:04 AM in London and 11:04 AM in Ko Samui (Island).
There are 3469+ hotels available in Ko Samui (Island).
What companies run services between London, England and Ko Samui (Island), Thailand?
Thai Airways International, Bangkok Airways, and seven other airlines fly from London Heathrow Airport (LHR) to Koh Samui Airport (USM) every 3 hours.
- Website
- thaiairways.com
Flights from London Heathrow Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 13h 43m
- When
- Every day
- Estimated price
- ฿23,000–60,000
Flights from London Heathrow Airport to Koh Samui Airport via Phuket
- Ave. Duration
- 14h 10m
- When
- Wednesday, Friday, and Sunday
- Estimated price
- ฿18,000–65,000
Flights from London Gatwick Airport to Koh Samui Airport via Phuket
- Ave. Duration
- 14h 40m
- When
- Friday
- Estimated price
- ฿14,000–49,000
Flights from London Gatwick Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 14h 55m
- When
- Tuesday and Sunday
- Estimated price
- ฿14,000–49,000
Flights from London Gatwick Airport to Koh Samui Airport via Ashgabat, Suvarnabhumi
- Ave. Duration
- 16h 15m
- When
- Saturday
- Estimated price
- ฿16,000–55,000
Flights from London City Airport to Koh Samui Airport via Frankfurt, Suvarnabhumi
- Ave. Duration
- 15h 52m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- ฿31,000–75,000
Flights from London City Airport to Koh Samui Airport via Amsterdam Schiphol, Suvarnabhumi
- Ave. Duration
- 16h 15m
- When
- Monday to Friday
- Estimated price
- ฿30,000–75,000
Flights from London City Airport to Koh Samui Airport via Zurich, Phuket
- Ave. Duration
- 18h 35m
- When
- Sunday
- Estimated price
- ฿24,000–85,000
Flights from London Stansted Airport to Koh Samui Airport via Copenhagen, Suvarnabhumi
- Ave. Duration
- 15h 30m
- When
- Monday
- Estimated price
- ฿20,000–49,000
- Website
- singaporeair.com
Flights from London Heathrow Airport to Koh Samui Airport via Singapore Changi
- Ave. Duration
- 16h 21m
- When
- Every day
- Estimated price
- ฿22,000–120,000
Flights from London Heathrow Airport to Koh Samui Airport via Phuket
- Ave. Duration
- 14h 10m
- When
- Wednesday, Friday, and Sunday
- Estimated price
- ฿18,000–65,000
Flights from London Gatwick Airport to Koh Samui Airport via Singapore Changi
- Ave. Duration
- 17h 12m
- When
- Every day
- Estimated price
- ฿19,000–100,000
Flights from London Gatwick Airport to Koh Samui Airport via Phuket
- Ave. Duration
- 14h 40m
- When
- Friday
- Estimated price
- ฿14,000–49,000
Flights from London Gatwick Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 14h 55m
- When
- Tuesday and Sunday
- Estimated price
- ฿14,000–49,000
Flights from London Gatwick Airport to Koh Samui Airport via Ashgabat, Suvarnabhumi
- Ave. Duration
- 16h 15m
- When
- Saturday
- Estimated price
- ฿16,000–55,000
Flights from London City Airport to Koh Samui Airport via Zurich, Phuket
- Ave. Duration
- 18h 35m
- When
- Sunday
- Estimated price
- ฿24,000–85,000
- Website
- emirates.com
Flights from London Heathrow Airport to Koh Samui Airport via Phuket
- Ave. Duration
- 14h 10m
- When
- Wednesday, Friday, and Sunday
- Estimated price
- ฿18,000–65,000
Flights from London Gatwick Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 14h 55m
- When
- Tuesday and Sunday
- Estimated price
- ฿14,000–49,000
Flights from London City Airport to Koh Samui Airport via Zurich, Phuket
- Ave. Duration
- 18h 35m
- When
- Sunday
- Estimated price
- ฿24,000–85,000
Flights from London Stansted Airport to Koh Samui Airport via Dubai, Phuket
- Ave. Duration
- 16h 45m
- When
- Every day
- Estimated price
- ฿20,000–65,000
Flights from London Stansted Airport to Koh Samui Airport via Dubai, Suvarnabhumi
- Ave. Duration
- 18h 25m
- When
- Every day
- Estimated price
- ฿20,000–65,000
- Website
- qatarairways.com
Flights from London Heathrow Airport to Koh Samui Airport via Phuket
- Ave. Duration
- 14h 10m
- When
- Wednesday, Friday, and Sunday
- Estimated price
- ฿18,000–65,000
Flights from London Gatwick Airport to Koh Samui Airport via Phuket
- Ave. Duration
- 14h 40m
- When
- Friday
- Estimated price
- ฿14,000–49,000
Flights from London Gatwick Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 14h 55m
- When
- Tuesday and Sunday
- Estimated price
- ฿14,000–49,000
Flights from London Gatwick Airport to Koh Samui Airport via Doha, Phuket
- Ave. Duration
- 18h 55m
- When
- Monday, Thursday, and Saturday
- Estimated price
- ฿19,000–55,000
Flights from London Gatwick Airport to Koh Samui Airport via Ashgabat, Suvarnabhumi
- Ave. Duration
- 16h 15m
- When
- Saturday
- Estimated price
- ฿16,000–55,000
Flights from London City Airport to Koh Samui Airport via Zurich, Phuket
- Ave. Duration
- 18h 35m
- When
- Sunday
- Estimated price
- ฿24,000–85,000
- Website
- evaair.com
Flights from London Heathrow Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 13h 52m
- When
- Every day
- Estimated price
- ฿23,000–60,000
Flights from London Gatwick Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 14h 55m
- When
- Tuesday and Sunday
- Estimated price
- ฿14,000–49,000
Flights from London Gatwick Airport to Koh Samui Airport via Ashgabat, Suvarnabhumi
- Ave. Duration
- 16h 15m
- When
- Saturday
- Estimated price
- ฿16,000–55,000
Flights from London City Airport to Koh Samui Airport via Amsterdam Schiphol, Suvarnabhumi
- Ave. Duration
- 16h 25m
- When
- Tuesday, Thursday, and Friday
- Estimated price
- ฿30,000–75,000
- Website
- bangkokair.com
Flights from London Heathrow Airport to Koh Samui Airport via Phuket
- Ave. Duration
- 14h 10m
- When
- Wednesday, Friday, and Sunday
- Estimated price
- ฿18,000–65,000
Flights from London Gatwick Airport to Koh Samui Airport via Phuket
- Ave. Duration
- 14h 40m
- When
- Friday
- Estimated price
- ฿14,000–49,000
Flights from London Gatwick Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 14h 55m
- When
- Tuesday and Sunday
- Estimated price
- ฿14,000–49,000
Flights from London Gatwick Airport to Koh Samui Airport via Ashgabat, Suvarnabhumi
- Ave. Duration
- 16h 15m
- When
- Saturday
- Estimated price
- ฿16,000–55,000
Flights from London City Airport to Koh Samui Airport via Zurich, Phuket
- Ave. Duration
- 18h 35m
- When
- Sunday
- Estimated price
- ฿24,000–85,000
- Website
- omanair.com
Flights from London Heathrow Airport to Koh Samui Airport via Phuket
- Ave. Duration
- 14h 10m
- When
- Wednesday, Friday, and Sunday
- Estimated price
- ฿18,000–65,000
Flights from London Heathrow Airport to Koh Samui Airport via Muscat, Suvarnabhumi
- Ave. Duration
- 17h 25m
- When
- Every day
- Estimated price
- ฿21,000–23,000
Flights from London Gatwick Airport to Koh Samui Airport via Phuket
- Ave. Duration
- 14h 40m
- When
- Friday
- Estimated price
- ฿14,000–49,000
Flights from London Gatwick Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 14h 55m
- When
- Tuesday and Sunday
- Estimated price
- ฿14,000–49,000
Flights from London Gatwick Airport to Koh Samui Airport via Ashgabat, Suvarnabhumi
- Ave. Duration
- 16h 15m
- When
- Saturday
- Estimated price
- ฿16,000–55,000
- Website
- klm.com
Flights from London Gatwick Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 14h 55m
- When
- Tuesday and Sunday
- Estimated price
- ฿14,000–49,000
Flights from London Gatwick Airport to Koh Samui Airport via Ashgabat, Suvarnabhumi
- Ave. Duration
- 16h 15m
- When
- Saturday
- Estimated price
- ฿16,000–55,000
Flights from London City Airport to Koh Samui Airport via Amsterdam Schiphol, Suvarnabhumi
- Ave. Duration
- 15h 57m
- When
- Sunday, Monday, Tuesday, Wednesday, Thursday, and Friday
- Estimated price
- ฿23,000–85,000
- Website
- britishairways.com
Flights from London Heathrow Airport to Koh Samui Airport via Singapore Changi
- Ave. Duration
- 16h 30m
- When
- Every day
- Estimated price
- ฿19,000–80,000
Flights from London Gatwick Airport to Koh Samui Airport via Suvarnabhumi
- Ave. Duration
- 14h 10m
- When
- Tuesday, Thursday, and Saturday
- Estimated price
- ฿15,000–60,000
- Website
- cathaypacific.com
Flights from London Heathrow Airport to Koh Samui Airport via Hong Kong
- Ave. Duration
- 18h 45m
- When
- Every day
- Estimated price
- ฿23,000–70,000
- Phone
- +44 (0)3457 282930
- Website
- Southern
Train from London Victoria to Gatwick Airport
- Ave. Duration
- 34 min
- Frequency
- Every 15 minutes
- Estimated price
- ฿550–900
- Website
- Southern
- Phone
- +44 345 850 1530
- Website
- Gatwick Express
Train from London Victoria to Gatwick Airport
- Ave. Duration
- 30 min
- Frequency
- Every 30 minutes
- Estimated price
- ฿750–1,100
- Website
- Gatwick Express
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