One Way

Popular Filters

One Way Price

USD 653 USD 1,900

Duration

14 h 55 m 34 h 30 m

Stops From London

Departure From London

6 AM - 12 PM

USD 1,594

12 PM - 6 PM

USD 653

After 6 PM

USD 850

Arrival at Koh Samui

6 AM - 12 PM

USD 944

12 PM - 6 PM

USD 944

After 6 PM

USD 653

Alliances & Airlines

Oneworld

(5)

SkyTeam

()

Star Alliance

(13)

+ 2 more

Layover Airports

+ 2 more

Layover Duration

1 h 10 m 20 h 0 m

Domestic Flights From United States

London (LON) to Koh Samui (USM) Cheap Flights

Book London to Koh Samui cheap flight tickets โœˆ at lowest price. Get best deals on your upcoming London (LON)to Koh Samui (USM) flights only on MakeMyTrip. Also Book Koh Samui to London Cheap Flights. Currently 20 flights flying from London to Koh Samui. To save maximum on flight booking click on below Fare Calendar button and choose your dates.

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Duration
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Price
Price last updated at 13 Aug 2026 20:29:47
Air India, Bangkok Airways

More Timing Options

USD 653

Transit Visa may be required

London - Heathrow Apt to Koh Samui , 16 Aug

Air India AI | 112

13:15

Sun, 16 Aug 26

Terminal T2

London - Heathrow Apt, United Kingdom

10 h 40 m

04:25

Mon, 17 Aug 26

Terminal T3

New Delhi, India

BAGGAGE : CHECK INCABIN

Information not available

Air India AI | 2332

11:00

Mon, 17 Aug 26

Terminal T3

New Delhi, India

04 h 25 m

16:55

Mon, 17 Aug 26

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 1139

19:40

Mon, 17 Aug 26

Bangkok, Thailand

01 h 05 m

20:45

Mon, 17 Aug 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Oman Air, Bangkok Airways

USD 850

London - Heathrow Apt to Koh Samui , 16 Aug

Oman Air WY | 102

20:50

Sun, 16 Aug 26

Terminal T4

London - Heathrow Apt, United Kingdom

07 h 20 m

07:10

Mon, 17 Aug 26

Muscat, Oman

BAGGAGE : CHECK INCABIN

Information not available

Oman Air WY | 815

08:40

Mon, 17 Aug 26

Muscat, Oman

06 h 05 m

17:45

Mon, 17 Aug 26

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 1139

19:40

Mon, 17 Aug 26

Bangkok, Thailand

01 h 05 m

20:45

Mon, 17 Aug 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Cathay Pacific, Bangkok Airways

More Timing Options

USD 944

Transit Visa may be required

London - Heathrow Apt to Koh Samui , 16 Aug

Cathay Pacific CX | 254

22:15

Sun, 16 Aug 26

Terminal T3

London - Heathrow Apt, United Kingdom

12 h 45 m

18:00

Mon, 17 Aug 26

Terminal T1

Hong Kong, Hong Kong

BAGGAGE : CHECK INCABIN

Information not available

Cathay Pacific CX | 617

22:15

Mon, 17 Aug 26

Terminal T1

Hong Kong, Hong Kong

02 h 55 m

00:10

Tue, 18 Aug 26

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 1197

05:30

Tue, 18 Aug 26

Bangkok, Thailand

01 h 30 m

07:00

Tue, 18 Aug 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways, Bangkok Airways

USD 961

London - Heathrow Apt to Koh Samui , 16 Aug

Qatar Airways QR | 108

17:00

Sun, 16 Aug 26

Terminal T4

London - Heathrow Apt, United Kingdom

06 h 45 m

01:45

Mon, 17 Aug 26

Doha, Qatar

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 846

07:55

Mon, 17 Aug 26

Doha, Qatar

06 h 55 m

18:50

Mon, 17 Aug 26

Terminal I

Phuket, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 408

07:30

Tue, 18 Aug 26

Terminal D

Phuket, Thailand

55 m

08:25

Tue, 18 Aug 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

EVA Air, Bangkok Airways

More Timing Options

USD 1,047

London - Heathrow Apt to Koh Samui , 16 Aug

EVA Air BR | 68

21:35

Sun, 16 Aug 26

Terminal T2

London - Heathrow Apt, United Kingdom

11 h 55 m

15:30

Mon, 17 Aug 26

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 1145

17:25

Mon, 17 Aug 26

Bangkok, Thailand

01 h 05 m

18:30

Mon, 17 Aug 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Thai Airways, Bangkok Airways

More Timing Options

USD 1,052

London - Heathrow Apt to Koh Samui , 16 Aug

Thai Airways TG | 917

21:25

Sun, 16 Aug 26

Terminal T2

London - Heathrow Apt, United Kingdom

11 h 35 m

15:00

Mon, 17 Aug 26

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 1145

17:25

Mon, 17 Aug 26

Bangkok, Thailand

01 h 05 m

18:30

Mon, 17 Aug 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Singapore Airlines

USD 1,594

Transit Visa may be required

London - Heathrow Apt to Koh Samui , 16 Aug

Singapore Airlines SQ | 305

09:25

Sun, 16 Aug 26

Terminal T2

London - Heathrow Apt, United Kingdom

13 h 20 m

05:45

Mon, 17 Aug 26

Terminal 0

Singapore, Singapore

BAGGAGE : CHECK INCABIN

Information not available

Singapore Airlines SQ | 8340 | Operated By Scoot

07:00

Mon, 17 Aug 26

Terminal T1

Singapore, Singapore

01 h 45 m

07:45

Mon, 17 Aug 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Singapore Airlines

USD 1,605

Transit Visa may be required

London - Heathrow Apt to Koh Samui , 16 Aug

Singapore Airlines SQ | 319

20:35

Sun, 16 Aug 26

Terminal T2

London - Heathrow Apt, United Kingdom

13 h 10 m

16:45

Mon, 17 Aug 26

Singapore, Singapore

BAGGAGE : CHECK INCABIN

Information not available

Singapore Airlines SQ | 8586 | Operated By Scoot

17:55

Mon, 17 Aug 26

Terminal T1

Singapore, Singapore

01 h 55 m

18:50

Mon, 17 Aug 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

EVA Air, Bangkok Airways

USD 1,838

London - Heathrow Apt to Koh Samui , 16 Aug

EVA Air BR | 68

21:35

Sun, 16 Aug 26

Terminal T2

London - Heathrow Apt, United Kingdom

11 h 55 m

15:30

Mon, 17 Aug 26

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 177

17:55

Mon, 17 Aug 26

Bangkok, Thailand

01 h 05 m

19:00

Mon, 17 Aug 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

London to Koh Samui Flights Information:-

Looking for London to Koh Samui Flight? Hereโ€™s all you need to know! For convenience and to save time, pick the airport that is closest to your destination. The nearest airport to Koh Samui is Samui and the IATA code for the same is USM.
Currently, there are 8 airlines operating flights between the two destinations and approximately 20 flights take off from London to Koh Samui every week.

Need information on London to Koh Samui airfare?

The minimum airfare for a London to Koh Samui flight would be 653, which may go up to 1838 depending on the route, booking time and availability.
It is recommended that you book a round-trip, since it always works out to be more economical.

Flight Details for London to Koh Samui

If you are looking for London to Koh Samui flights, there is no dearth of options to choose from. Several reputed airlines currently offer both direct and indirect flights between the two destinations. Some of these are Air India, Bangkok Airways, Cathay Pacific, EVA Air, Oman Air, Qatar Airways, Singapore Airlines, Thai Airways. Out of these, only 0 airlines operate direct flights. Indirect flights may involve more travel time, but they usually cost lesser than direct flights.

The number of flights operated by each airline is as follows:Air India : 3, Bangkok Airways : 3, Cathay Pacific : 3, EVA Air : 3, Oman Air : 3, Qatar Airways : 3, Singapore Airlines : 3, Thai Airways : 3

To board the first London to Koh Samui flight, choose Singapore Airlines, which departs at 09:25 The last flight for this route is Cathay Pacific, Bangkok Airways, departing at 22:15

Koh Samui Airport Information

Samui

About London (LON)

London is a vibrant and dynamic city that effortlessly blends history with modernity, making it an irresistible destination for travelers from the United States. As the capital of the United Kingdom, London offers a rich tapestry of cultural experiences, iconic landmarks, and a cosmopolitan atmosphere that appeals to visitors of all ages. From the grandeur of Buckingham Palace to the bustling streets of Covent Garden, London promises an unforgettable adventure.

Best Time to Visit

The best time to visit London is during the spring (March to May) and fall (September to November) when the weather is mild and the city's parks and gardens are in full bloom. Summer (June to August) is also a popular time, with long daylight hours and numerous outdoor events, but it can be crowded and expensive. Winter (December to February) offers festive charm with Christmas markets and decorations, but be prepared for colder temperatures and shorter days.

Getting There

London is well-connected to the United States with numerous direct flights available from major cities such as New York, Los Angeles, and Chicago. The primary airports serving London are Heathrow (LHR), Gatwick (LGW), and Stansted (STN). Airlines like British Airways, American Airlines, and Virgin Atlantic offer frequent flights to London. United States citizens need a valid passport to enter the UK, and stays up to six months do not require a visa.

Where to Stay

London offers a wide range of accommodations to suit all budgets. For luxury, consider staying in Mayfair or Knightsbridge, home to some of the city's finest hotels. Budget travelers might prefer areas like King's Cross or Shoreditch, which offer affordable options and a vibrant atmosphere. South Bank and Covent Garden are great choices for those who want to be in the heart of the action, close to major attractions and dining options.

Must-See Places & Experiences

โ€ข The British Museum: Home to an extensive collection of art and antiquities.
โ€ข Tower of London: Discover the history of this iconic fortress.
โ€ข Buckingham Palace: Witness the Changing of the Guard ceremony.
โ€ข The Houses of Parliament and Big Ben: Iconic symbols of London.
โ€ข The London Eye: Enjoy panoramic views of the city.
โ€ข West End Theatre: Catch a world-class show in London's theatre district.
โ€ข Camden Market: Explore eclectic stalls and street food.
โ€ข The Shard: Experience breathtaking views from the observation deck.

Local Transportation

London's public transportation system is extensive and efficient. The London Underground, or

Important Information about London to Koh Samui Flight

Lowest Fare to Travel with Date USD undefined- 16 Aug
Total flights from London to Koh Samui in a week 20 Flights
First Flight Singapore Airlines, departs at 09:25
Last FlightCathay Pacific, Bangkok Airways, departs at 22:15
Non-Stop Flights from London to Koh Samui0
Airport Name & codes of London & Koh Samui City, London-LON, Samui,Koh Samui-USM

London Address

About Koh Samui (USM)

Koh Samui also pronounced as Ko Samui is one of the enchanting and vivacious islands in the world. From sensational beaches to elephant rides, from Jungal safari to speed boat, you will find everything here. The natural surrounding and modern art of this magnificent island offer you a great peace of mind and add some most amazing moments in your life. Situated in the Gulf of Thailand, approximately 80 km from the southern coast of Thailand, Koh Samui is the third largest island on the land of Thailand. It was the untouched island in the past, but with passing time, it has emerged as paradise on earth. Though still reaching here is little difficult as people need to do a lot of trekking. The lofty mountains and tranquil atmosphere provide a pleasant stay in this part. You will simply love to enjoy the elephant ride as well as fishing. There are lots of water sports activities which you provide you a thrilling experience. The beach parties and sea foods also attract your attention and make you fall in love with this beautiful island. Beside all these facts, travellers across the world will surely love the warm hospitality and nightlife of this part. To add more spice in your holidays, there are a number of breathtaking places where you can have the time of your life with your near and dear ones. Places like The Big Buddha, Namuang Waterfall, Hin Ta - Hin Yai, Sawadee Shrine, Hin Lad Waterfall, Magic Buddha Garden, Ancient House, Butterfly Garden, Snake Farm, Scuba Diving and Paradise Park Farm are there to reflect the real charm of this island. For the ultimate beach holiday, Koh Samui is one of the finest places to visit. The best and perfect time to visit this part of the world is the summers. To book your flights to Koh Samui well in advance, you can simply log onto MakeMyTrip.com where you also get some attractive discounts on your every booking. Besides booking your air tickets, you can also book hotels, car services, and bus services on this leading online travel portal.

Koh Samui Address

Frequently Asked Questions - London to Koh Samui Flights

What is the best time to book cheap flight tickets from London to Koh Samui?

To get cheap flight tickets from London to Koh Samui, the best time would be to plan your trip during the off season. At that time the flight tickets are usually cheaper than the peak season and the accommodation booking is also available at the affordable price. The other way of booking cheap flight tickets from London (LON) to Koh Samui (USM) is to book atleast 4 weeks in advance before your departure date to get competitive pricing on your tickets even during the peak season.

How do MakeMyTrip finds the lowest available dare for flights from London to Koh Samui?

MakeMyTrip is a popular travel portal that also works as a travel search engine that allows you to see best available results for your flight search. Every time you make search for flights to any destination, the MMT algorithm picks all the available air carriers for the route and filter rates basis on the cheapest fare available in their system. At MMT, you can not only search flights on the basis of the fare, but you can also see which flight offers direct route, which has multiple stop-overs, baggage allowance, in-flight meal options, cancellation policy, etc. You can also check available discounts offered by payments partners and air carriers when booking the flight.

Is passport mandatory to travel from London to Koh Samui?

When making an international trip, passport is mandatory as it defines your identity to the other nation officials. The VISA norms may differ from country to country, which means some would allow Visa on arrival and others may require you to obtain visa in advance. But the availability of passport is mandatory at the time of departure and arrival as well.

Can I cancel my ticket from London to Koh Samui without cancellation charges?

To avoid cancellation charges on your air tickets, you need to make a selection at the time of booking for ZERO cancellation. Please note, the zero cancellation facility is chargeable with minimum amount and can help you save a lot at the time sudden cancellations.

Is there a way to make flexible departure date bookings for your London to Koh Samui flight tickets?

Some travel portals like MakeMyTrip offer flexible departure and arrival booking option with certain air carrier when booking from London to Koh Samui. You can check the flexible booking flight options once you get the results filters based on your search and make the booking accordingly. Please note, some airlines make charge extra for flexible travel dates.

Which airlines offer cheapest airfare from London to Koh Samui?

There is no set pricing for airlines to offer cheap flight fare from London to Koh Samui. These fares are mostly decided on the basis of algorithms followed by air carriers to final the prizing based on demand. However, some multiple route flights with stop-overs offer cheap flights as compared to direct flight departing from London to Koh Samui.

Can I find cheap accommodation near to airport when travelling from London to Koh Samui?

There are several accommodation options available near the Samui. You can check for both budget friendly and well as five star accommodation near the airport depending on your requirement and budget. These hotels are mostly suitable for business travellers.