LGW - USM

฿14,069 Find Cheap Flights from London Gatwick Airport to Ko Samui – Compare and Save

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Everything you should know

Cheapest return flight
฿32,052
Typical prices: ฿33,821-฿45,179
Multiple Airlines
Thu 15/11Thu 6/12
LGW - USM • 3 stops
Cheapest one-way flight
฿14,069
Typical prices: ฿20,559-฿26,800
Multiple Airlines
Wed 17/1
LGW - USM • 3 stops
When to book
18 weeks
in advance
Our data shows that travellers who book at least 18 weeks in advance save around 37% compared to booking last minute.
Insights
Insights
When to travel
May
Cheapest • 20% price drop
January
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Bangkok Suvarnabhumi (BKK)
Cheapest • Avg ฿42,601 (return)
Phuket City (HKT)
Shortest trip • 16h 05m (one-way)
Insights
Insights
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We hope you enjoy your trip to Ko Samui!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Gatwick to Ko Samui (LGW-USM)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Gatwick to Ko Samui

Sun 15 Nov - Sun 6 Dec
Multiple Airlines Logo
06:25 - 13:50LGW  London Gatwick-USM Ko Samui
24h 25m3 stops Athens Eleftherios V. Sharjah Phuket City
Multiple Airlines Logo
19:00 - 15:35USM  Ko Samui-LGW London Gatwick
27h 35m2 stops Phuket City Bangkok Suvarnabhumi
฿32,052Multiple Airlines
3+ days ago
Mon 23 Nov - Mon 7 Dec
Multiple Airlines Logo
06:30 - 13:30LGW  London Gatwick-USM Ko Samui
24h 00m3 stops Zurich Abu Dhabi Zayed Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
18:15 - 11:35USM  Ko Samui-LGW London Gatwick
24h 20m3 stops Phuket City Abu Dhabi Zayed Intl Kastrup Copenhagen
฿32,153Multiple Airlines
3+ days ago
Sun 15 Nov - Tue 24 Nov
Multiple Airlines Logo
10:30 - 17:30LGW  London Gatwick-USM Ko Samui
24h 00m2 stops Shanghai Pu Dong Phuket City
Multiple Airlines Logo
15:05 - 14:00USM  Ko Samui-LGW London Gatwick
29h 55m2 stops Phuket City Shanghai Pu Dong
฿32,187Multiple Airlines
3+ days ago
Tue 1 Dec - Mon 14 Dec
Multiple Airlines Logo
10:30 - 08:25LGW  London Gatwick-USM Ko Samui
38h 55m2 stops Shanghai Pu Dong Phuket City
Multiple Airlines Logo
12:30 - 06:30USM  Ko Samui-LGW London Gatwick
25h 00m2 stops Phuket City Shanghai Pu Dong
฿32,221Multiple Airlines
2 days ago
Sun 6 Dec - Sun 13 Dec
Multiple Airlines Logo
17:00 - 08:25LGW  London Gatwick-USM Ko Samui
32h 25m2 stops Shanghai Pu Dong Phuket City
Multiple Airlines Logo
12:30 - 06:30USM  Ko Samui-LGW London Gatwick
25h 00m2 stops Phuket City Shanghai Pu Dong
฿32,254Multiple Airlines
3+ days ago
Sat 5 Dec - Sun 20 Dec
Multiple Airlines Logo
10:30 - 21:20LGW  London Gatwick-USM Ko Samui
27h 50m2 stops Shanghai Pu Dong Bangkok Suvarnabhumi
Multiple Airlines Logo
07:45 - 06:30USM  Ko Samui-LGW London Gatwick
29h 45m2 stops Bangkok Suvarnabhumi Shanghai Pu Dong
฿32,288Multiple Airlines
3+ days ago
Sun 15 Nov - Tue 24 Nov
Multiple Airlines Logo
10:30 - 17:30LGW  London Gatwick-USM Ko Samui
24h 00m2 stops Shanghai Pu Dong Phuket City
Multiple Airlines Logo
15:50 - 14:00USM  Ko Samui-LGW London Gatwick
29h 10m2 stops Phuket City Shanghai Pu Dong
฿32,322Multiple Airlines
2 days ago
Thu 18 Feb - Sun 7 Mar
Multiple Airlines Logo
10:30 - 17:30LGW  London Gatwick-USM Ko Samui
24h 00m2 stops Shanghai Pu Dong Phuket City
Multiple Airlines Logo
11:10 - 06:30USM  Ko Samui-LGW London Gatwick
26h 20m2 stops Phuket City Shanghai Pu Dong
฿32,356Multiple Airlines
1 day ago
Sat 21 Nov - Thu 3 Dec
Multiple Airlines Logo
10:30 - 17:30LGW  London Gatwick-USM Ko Samui
24h 00m2 stops Shanghai Pu Dong Phuket City
Multiple Airlines Logo
12:30 - 14:00USM  Ko Samui-LGW London Gatwick
32h 30m2 stops Phuket City Shanghai Pu Dong
฿32,491Multiple Airlines
3+ days ago
Sat 21 Nov - Thu 3 Dec
Multiple Airlines Logo
10:30 - 17:30LGW  London Gatwick-USM Ko Samui
24h 00m2 stops Shanghai Pu Dong Phuket City
Multiple Airlines Logo
12:30 - 14:00USM  Ko Samui-LGW London Gatwick
32h 30m2 stops Phuket City Shanghai Pu Dong
฿32,524Multiple Airlines
3+ days ago
Booking Insights

Price, demand, and travel trends for London Gatwick Airport to Ko Samui flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from London Gatwick Airport to Ko Samui?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from London Gatwick Airport to Ko Samui. It's 6% cheaper than the average day, while Friday is the most expensive, with prices 22% higher.

What is the cheapest month to fly from London Gatwick Airport to Ko Samui?

•May is the cheapest month to fly from London Gatwick Airport to Ko Samui at ฿30,196 return.
•December (฿56,850) and July (฿44,130) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 88% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from London Gatwick Airport to Ko Samui the cheapest?

Flights from London Gatwick Airport to Ko Samui are cheapest 18 weeks before departure. Booking in this window typically costs about 37% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for London Gatwick Airport to Ko Samui flights

Low season

October

Cheapest flight

฿14,069
Beat the crowds with an average 60% drop in travellers.
The most popular month to fly with an average 62% increase in travellers.
One-way flight from London Gatwick Airport to Ko Samui

When to book flights from Gatwick to Ko Samui

Are your dates flexible? Find out the best times to travel from Gatwick to Ko Samui based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your London Gatwick Airport to Ko Samui flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • How long is a flight from London Gatwick Airport to Ko Samui?

    There are currently no direct flights available from London Gatwick Airport to Ko Samui. Flights with 1 stopover take between 16h 05m and 19h 58m in total, depending on the connection.

  • Do I need a passport to fly from London Gatwick Airport to Ko Samui?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a London Gatwick Airport to Ko Samui flight?

    Return flights from London Gatwick Airport to Ko Samui range from ฿33,821 to ฿45,179, with an average of ฿37,852 over the past 12 months. Anything below ฿33,821 counts as a good deal.

  • How expensive are last-minute London Gatwick Airport to Ko Samui flights?

    Last-minute fares on this route (booked within two weeks of departure) run 33% above the ฿37,852 route average. Book 18 weeks before departure for the lowest fares.

  • How are flight prices from London Gatwick Airport to Ko Samui looking right now?

    One-way fares from London Gatwick Airport to Ko Samui are currently lower than usual. Average one-way flight prices are about ฿15,871, which is 35% below the typical average for this route.

  • Which car hire options are available at Ko Samui Airport (USM)?

    Ko Samui Airport (USM) hosts 5 major car hire companies, with daily rates starting from around ฿971 for economy cars. Top options include:

    • Drive Car Rental
    • Alamo
    • Sixt
    • Enterprise Rent-A-Car
    • Thai Rent

  • Which airports can I use when flying from London Gatwick Airport to Ko Samui?

    Flights from London Gatwick Airport to Ko Samui usually depart from London Gatwick (LGW) and arrive at Ko Samui (USM).

  • Which airports do connecting flights from London Gatwick Airport to Ko Samui pass through?

    One-stop flights from London Gatwick Airport to Ko Samui most commonly connect through:

    • Bangkok Suvarnabhumi (BKK) – 81% of one-stop connections
    • Singapore Changi (SIN) – 17% of one-stop connections
    • Phuket City (HKT) – 2% of one-stop connections

  • Can I save money by using flexible dates for flights from London Gatwick Airport to Ko Samui?

    Yes. Flexible dates can save you up to 24% on flights from London Gatwick Airport to Ko Samui. Monday is the cheapest departure day at ฿35,729 return on average, while Friday is the most expensive at ฿46,560, a difference of ฿10,830.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from London Gatwick Airport to Ko Samui?

    Flying via Phuket City (HKT) gives the shortest average 1-stop total travel time of 16h 05m, compared to 16h 58m via Bangkok Suvarnabhumi (BKK) and 19h 58m via Singapore Changi (SIN).

  • What is the time difference between London Gatwick Airport and Ko Samui?

    Ko Samui is 7 hours ahead of London Gatwick Airport (Indochina Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ko Samui?

    Some of the most popular sights in Ko Samui are Chaweng Beach, Lamai Beach, and Bophut Beach. These are among the most viewed places in Ko Samui on KAYAK.

Your guide to booking London Gatwick Airport to Ko Samui flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Friday. On this route, Monday flights average ฿35,729, which is about ฿10,830 less than Friday fares (23% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 18 weeks before you fly. On this route, that window historically saves about 37% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your London Gatwick Airport to Ko Samui trip for May. Fares historically average ฿30,196 return in that month – typically ฿26,654 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ko Samui Airport.

    • Ozo Chaweng Samui - Sha Extra Plus
    • Melia Koh Samui
    • Royal Muang Samui Villas

More options for your flight from Gatwick to Ko Samui

Complete your trip to Ko Samui with a hotel stay or car hire

Car rentals in Ko Samui
Hotels in Ko Samui