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Cheap flights from London Heathrow Airport to Koh Samui from £393

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — USM
15 May — 22 May1
1 adult
Wed 15/5
Wed 22/5

The best prices from London Heathrow to Ko Samui are usually found in May or September, booked 90 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from Heathrow to Koh Samui

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Koh Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 May 2024.

Popular in

December

Cheapest in

May

Round-trip from

£835

One-way from

£468
High demand for flights, 26% potential price rise
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Best time to find cheap flights, 16% potential price drop
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From London Heathrow to Ko Samui
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One-way flight from London Heathrow to Ko Samui
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What is the cheapest day to fly round-trip from London Heathrow Airport to Koh Samui?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from London Heathrow Airport to Koh Samui?

Travelers have found it’s best to book a flight 25 days in advance to save up to 9% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 25 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from London Heathrow Airport to Koh Samui 1-2 weeks in advance for as low as £889, or £1,064 for flights within the next 24 hours.

What is the cheapest month to fly from London Heathrow Airport to Koh Samui?

Our data shows that May tends to be the cheapest month to fly to Koh Samui from London Heathrow Airport. Users have commonly found prices around £994 for the month, but tickets can be as low as £726. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from London Heathrow Airport to Koh Samui (LHR - USM)?

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Koh Samui at midday. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the morning.

Cheap Etihad Airways flights from Heathrow to Koh Samui

Explore cheap flight options specifically provided by Etihad Airways for the route between Heathrow and Koh Samui. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
Check out some of the cheapest Etihad Airways flights we've come across from London to Koh Samui. Make sure to double check the flight details before booking.
Mon 10/620:55LHR - USM
2 stops29h 20mEtihad Airways
Wed 19/615:25USM - LHR
2 stops29h 50mEtihad Airways
Deal found 9/5£689
Fri 7/609:30LHR - USM
2 stops19h 00mEtihad Airways
Wed 19/615:25USM - LHR
2 stops29h 50mEtihad Airways
Deal found 9/5£709
Fri 6/921:50LHR - USM
2 stops28h 25mEtihad Airways
Fri 13/907:00USM - LHR
2 stops17h 45mEtihad Airways
Deal found 9/5£714
Thu 5/921:50LHR - USM
2 stops27h 30mEtihad Airways
Sat 21/919:00USM - LHR
2 stops29h 45mEtihad Airways
Deal found 9/5£735
Sat 15/621:50LHR - USM
2 stops28h 25mEtihad Airways
Sat 6/708:00USM - LHR
2 stops40h 45mEtihad Airways
Deal found 9/5£747
Mon 13/521:55LHR - USM
2 stops28h 20mEtihad Airways
Fri 17/518:55USM - LHR
2 stops23h 50mEtihad Airways
Deal found 8/5£757
Fri 31/520:55LHR - USM
2 stops29h 20mEtihad Airways
Fri 14/614:30USM - LHR
2 stops30h 45mEtihad Airways
Deal found 9/5£758
Sat 25/509:30LHR - USM
2 stops19h 35mEtihad Airways
Sun 9/615:20USM - LHR
2 stops21h 25mEtihad Airways
Deal found 9/5£786
Sun 16/609:30LHR - USM
2 stops25h 05mEtihad Airways
Sun 7/717:55USM - LHR
2 stops18h 50mEtihad Airways
Deal found 9/5£797

Cheap Singapore Airlines flights from Heathrow to Koh Samui

Explore cheap flight options specifically provided by Singapore Airlines for the route between Heathrow and Koh Samui. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
Take a gander at the lowest prices we've found on Singapore Airlines flights from London to Koh Samui. Check back soon if you're not seeing flights that suit your needs.
Sat 7/920:35LHR - USM
1 stop29h 30mSingapore Airlines
Sat 14/909:00USM - LHR
1 stop36h 40mSingapore Airlines
Deal found 9/5£722
Fri 6/911:25LHR - USM
1 stop38h 40mSingapore Airlines
Fri 13/909:00USM - LHR
1 stop36h 40mSingapore Airlines
Deal found 9/5£739
Fri 13/909:25LHR - USM
1 stop16h 40mSingapore Airlines
Sun 29/909:00USM - LHR
1 stop36h 40mSingapore Airlines
Deal found 9/5£793

Cheap Heathrow to Koh Samui flights in May & June 2024

Find cheap flight options from Heathrow to Koh Samui specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 876,925 searches. Prices were last updated on 10 May 2024.
Scroll through some of the best deals on flights from London to Koh Samui in 2024. More deals are always being added, so be sure to check back regularly.
Mon 10/620:55LHR - USM
2 stops29h 20mEtihad Airways
Wed 19/615:25USM - LHR
2 stops29h 50mEtihad Airways
Deal found 9/5£689
Sat 8/622:05LHR - USM
2 stops27h 15mMultiple Airlines
Sat 15/619:10USM - LHR
2 stops30h 50mMultiple Airlines
Deal found 9/5£708
Fri 7/609:30LHR - USM
2 stops19h 00mEtihad Airways
Wed 19/615:25USM - LHR
2 stops29h 50mEtihad Airways
Deal found 9/5£709
Thu 16/511:45LHR - USM
2 stops21h 00mKLM
Thu 23/509:15USM - LHR
2 stops17h 40mKLM
Deal found 9/5£720
Mon 10/619:35LHR - USM
1 stop16h 45mBritish Airways
Wed 19/616:25USM - LHR
1 stop20h 05mBritish Airways
Deal found 9/5£743
Sat 11/506:15LHR - USM
2 stops33h 00mAir France
Fri 11/1008:00USM - LHR
2 stops19h 25mAir France
Deal found 9/5£746
Sat 15/621:50LHR - USM
2 stops28h 25mEtihad Airways
Sat 6/708:00USM - LHR
2 stops40h 45mEtihad Airways
Deal found 9/5£747
Mon 13/521:55LHR - USM
2 stops28h 20mEtihad Airways
Fri 17/518:55USM - LHR
2 stops23h 50mEtihad Airways
Deal found 8/5£757
Fri 31/520:55LHR - USM
2 stops29h 20mEtihad Airways
Fri 14/614:30USM - LHR
2 stops30h 45mEtihad Airways
Deal found 9/5£758

Heathrow to Koh Samui 2024 flight deals

Discover exclusive flight deals for travel between Heathrow and Koh Samui in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
Scroll through some of the best deals on flights from London to Koh Samui in 2024. More deals are always being added, so be sure to check back regularly.
Wed 27/1120:05LHR - USM
2 stops42h 00mMultiple Airlines
Sat 7/1216:25USM - LHR
2 stops24h 20mMultiple Airlines
Deal found 8/5£682
Mon 10/620:55LHR - USM
2 stops29h 20mEtihad Airways
Wed 19/615:25USM - LHR
2 stops29h 50mEtihad Airways
Deal found 9/5£689
Sun 1/1210:30LHR - USM
2 stops27h 35mMultiple Airlines
Sun 8/1216:25USM - LHR
2 stops25h 20mMultiple Airlines
Deal found 8/5£690
Mon 18/1119:20LHR - USM
2 stops18h 30mEtihad Airways
Wed 27/1118:15USM - LHR
2 stops24h 45mEtihad Airways
Deal found 8/5£693
Thu 5/1217:30LHR - USM
2 stops20h 35mMultiple Airlines
Thu 12/1216:25USM - LHR
2 stops23h 20mMultiple Airlines
Deal found 8/5£699
Fri 13/917:30LHR - USM
2 stops21h 45mMultiple Airlines
Sun 29/913:30USM - LHR
2 stops26h 10mMultiple Airlines
Deal found 9/5£702
Sat 8/622:05LHR - USM
2 stops27h 15mMultiple Airlines
Sat 15/619:10USM - LHR
2 stops30h 50mMultiple Airlines
Deal found 9/5£708
Fri 7/609:30LHR - USM
2 stops19h 00mEtihad Airways
Wed 19/615:25USM - LHR
2 stops29h 50mEtihad Airways
Deal found 9/5£709
Fri 6/921:50LHR - USM
2 stops28h 25mEtihad Airways
Fri 13/907:00USM - LHR
2 stops17h 45mEtihad Airways
Deal found 9/5£714

Heathrow to Koh Samui flights leaving soon

Find last-minute flight options from Heathrow to Koh Samui for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
Have a look at some of the last-minute flights available departing from London to Koh Samui. Tip: verify your flight details before completing your reservation.
Thu 16/511:45LHR - USM
2 stops21h 00mKLM
Thu 23/509:15USM - LHR
2 stops17h 40mKLM
Deal found 9/5£720
Sat 11/506:15LHR - USM
2 stops33h 00mAir France
Fri 11/1008:00USM - LHR
2 stops19h 25mAir France
Deal found 9/5£746
Mon 13/521:55LHR - USM
2 stops28h 20mEtihad Airways
Fri 17/518:55USM - LHR
2 stops23h 50mEtihad Airways
Deal found 8/5£757
Sat 11/512:30LHR - USM
2 stops26h 05mMultiple Airlines
Fri 11/1007:00USM - LHR
3 stops42h 50mMultiple Airlines
Deal found 9/5£793
Mon 13/521:55LHR - USM
2 stops28h 20mEtihad Airways
Fri 17/517:50USM - LHR
2 stops24h 55mEtihad Airways
Deal found 9/5£797
Thu 16/521:35LHR - USM
1 stop16h 55mEVA Air
Thu 23/508:45USM - LHR
1 stop16h 40mEVA Air
Deal found 9/5£808
Fri 17/509:30LHR - USM
2 stops20h 10mMultiple Airlines
Sat 25/517:50USM - LHR
2 stops18h 55mMultiple Airlines
Deal found 9/5£818
Sat 11/521:35LHR - USM
1 stop14h 55mMultiple Airlines
Fri 11/1009:15USM - LHR
1 stop16h 10mMultiple Airlines
Deal found 9/5£837
Fri 17/510:00LHR - USM
3 stops29h 35mMultiple Airlines
Sat 25/521:30USM - LHR
2 stops27h 10mMultiple Airlines
Deal found 9/5£856

One-way flights to Koh Samui from Heathrow

Search for one-way flight options from Heathrow to Koh Samui. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
Users in need of a one-way flight from London to Koh Samui can choose from these deals. For those needing a return trip from London, there is a search form available above.
Mon 20/518:35LHR - USM
3 stops54h 45mMultiple Airlines
Deal found 9/5£393
Sun 19/520:25LHR - USM
3 stops56h 05mMultiple Airlines
Deal found 9/5£440
Sat 18/518:30LHR - USM
3 stops45h 05mMultiple Airlines
Deal found 9/5£443
Mon 20/513:15LHR - USM
2 stops25h 45mMultiple Airlines
Deal found 9/5£451
Sat 18/520:45LHR - USM
2 stops18h 50mMultiple Airlines
Deal found 9/5£466
Sun 19/510:00LHR - USM
2 stops40h 15mGulf Air
Deal found 9/5£468
Sun 19/521:35LHR - USM
1 stop17h 20mEVA Air
Deal found 9/5£543
Sat 18/521:25LHR - USM
1 stop17h 05mThai Airways
Deal found 9/5£570
Mon 20/521:35LHR - USM
1 stop16h 55mMultiple Airlines
Deal found 9/5£572

Find flights from Heathrow to Koh Samui within your budget

Customise your flight search to find flights from Heathrow to Koh Samui that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£689 - £910

Route

Depart

Return

Price

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Mon 10/6

2 stops29h 20m

Ko Samui

Wed 19/6

2 stops29h 50m

£689

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Fri 13/9

2 stops21h 45m

Ko Samui

Sun 29/9

2 stops26h 10m

£702

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Sat 7/9

1 stop29h 30m

Ko Samui

Sat 14/9

1 stop36h 40m

£722

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Mon 10/6

1 stop16h 45m

Ko Samui

Wed 19/6

1 stop20h 05m

£743

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Thu 30/5

1 stop17h 25m

Ko Samui

Thu 13/6

1 stop16h 40m

£808

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Thu 30/5

2 stops20h 25m

Ko Samui

Fri 14/6

2 stops42h 50m

£822

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Fri 13/9

3 stops40h 35m

Ko Samui

Sun 29/9

2 stops25h 10m

£832

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Thu 30/5

2 stops24h 10m

Ko Samui

Fri 21/6

2 stops19h 25m

£849

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Sat 8/6

1 stop18h 10m

Ko Samui

Sat 15/6

1 stop18h 05m

£910

Flights are sorted by cheapest first

Deals found on 9/5

When is the best time to book a flight from London Heathrow Airport to Koh Samui?

Use this chart to determine the optimal time to book a return flight from Heathrow to Koh Samui. Price data was last updated on 3 May 2024.
The best time to book flights from London Heathrow Airport to Koh Samui is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from London Heathrow Airport to Koh Samui?

Use this chart to determine the cheapest time to fly return from Heathrow to Koh Samui. Price data was last updated on 5 May 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London Heathrow Airport to Koh Samui flight should consider departing on Monday at midday when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Koh Samui by month

Plan your trip from Heathrow to Koh Samui by taking into account the cheapest months to travel. The average price of a one-way flight from Heathrow to Koh Samui is currently £483 while a return flight costs £786. Price data was last updated on 5 May 2024.

Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Koh Samui (average of £1,044). Flying from London Heathrow Airport to Koh Samui in December is currently the most expensive (average of £1,306). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

£946

February

£870

March

£907

April

£835

May

£842

June

£876

July

£1,003

August

£933

September

£859

October

£894

November

£902

December

£1,045

Temperature and rainfall in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average temperature and rainfall totals by month.

USM

Temperature

27 - 29 °C

Reviews of airlines servicing Koh Samui

Get insights into the airlines that provide service to Koh Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Koh Samui. Reviews last updated 10 May 2024.
Get a feel of what it's like to fly with Etihad Airways, Singapore Airlines and British Airways from London to Koh Samui by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,524 reviews
Check prices

Overall

8.4

Boarding

8.4

Food

7.9

Crew

8.6

Comfort

8.2

Entertainment

8.0

Reviews

1 / 10

I like Eva air. Kayak is my choice as well. Thanks for the good experience

EVA Air
8.4
Very Good
1,524 reviews
EVA Air
8.4
Very Good
1,524 reviews
Check prices

Overall

8.4

Boarding

8.4

Food

7.9

Crew

8.6

Comfort

8.2

Entertainment

8.0

Reviews

1 / 10

I like Eva air. Kayak is my choice as well. Thanks for the good experience

Singapore Airlines
8.3
Very Good
1,454 reviews
EVA Air
8.4
Very Good
1,524 reviews
Check prices

Overall

8.4

Boarding

8.4

Food

7.9

Crew

8.6

Comfort

8.2

Entertainment

8.0

Reviews

1 / 10

I like Eva air. Kayak is my choice as well. Thanks for the good experience

Thai Airways
8.1
Very Good
518 reviews
EVA Air
8.4
Very Good
1,524 reviews
Check prices

Overall

8.4

Boarding

8.4

Food

7.9

Crew

8.6

Comfort

8.2

Entertainment

8.0

Reviews

1 / 10

I like Eva air. Kayak is my choice as well. Thanks for the good experience

Cathay Pacific
7.8
Good
1,093 reviews
EVA Air
8.4
Very Good
1,524 reviews
Check prices

Overall

8.4

Boarding

8.4

Food

7.9

Crew

8.6

Comfort

8.2

Entertainment

8.0

Reviews

1 / 10

I like Eva air. Kayak is my choice as well. Thanks for the good experience

Qatar Airways
7.7
Good
4,424 reviews
EVA Air
8.4
Very Good
1,524 reviews
Check prices

Overall

8.4

Boarding

8.4

Food

7.9

Crew

8.6

Comfort

8.2

Entertainment

8.0

Reviews

1 / 10

I like Eva air. Kayak is my choice as well. Thanks for the good experience

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Koh Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Koh Samui from London Heathrow?

    Most people fly into Ko Samui (USM) if they book a flight to Koh Samui from London Heathrow. On average, Ko Samui has 0 inbound flights from London Heathrow per day from 12 airlines. Ko Samui is conveniently located just 2.1 mi from Koh Samui’s city center.

  • Can I find flights from London Heathrow Airport to Koh Samui for under £700 on Cheapflights?

    Yes, there are multiple flights from London Heathrow Airport to Koh Samui for under £700. The cheapest flight booked recently is on Etihad Airways for just £689, but on average you can expect to pay £746.

  • Are there last-minute flights available from London Heathrow Airport to Koh Samui for under £800?

    There are currently 20+ open flights from London Heathrow Airport to Koh Samui within the next 7 days for less than £800.

  • What are the cheapest airlines flying from London Heathrow Airport to Koh Samui round-trip?

    Our cheapest airline available from London Heathrow Airport to Koh Samui is Etihad Airways. Our recent data shows that you can find tickets from as low as £689 on this airline. Additional options worth looking into are Singapore Airlines and British Airways, starting at £722 and £743 round-trip. Etihad Airways is currently priced 30% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from London Heathrow Airport to Koh Samui one-way?

    £468 is the cheapest one-way deal found within the past few days, from Gulf Air. You may also be able to find cheap deals on EVA Air and Thai Airways, with prices starting from £543 and £570, respectively.

  • What are the most popular airlines that fly from London Heathrow Airport to Koh Samui?

    The most popular airlines flying from London Heathrow Airport to Koh Samui are Air France, British Airways and EVA Air. Something to consider prior to booking your flight.

  • What does LHR to USM mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a London Heathrow Airport to Ko Samui Airport flight would often be abbreviated as a LHR to USM flight.

  • Can I find deals for flights from Heathrow to Koh Samui that include extra baggage allowance?

    The amount of baggage you can bring on your Heathrow to Koh Samui flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Heathrow to Koh Samui with specific airlines?

    Yes, Cheapflights allows you to browse and filter Heathrow to Koh Samui flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Heathrow to Koh Samui that include hotel bookings?

    Yes. In addition to deals on Heathrow to Koh Samui flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Koh Samui?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Koh Samui.

  • Can I find deals for business class flights from Heathrow to Koh Samui?

    Yes. Cheapflights offers flight deals from Heathrow to Koh Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Heathrow to Koh Samui that allow pets onboard?

    Many airlines flying from Heathrow to Koh Samui offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Heathrow to Koh Samui?

    Yes, you can often find last-minute deals on Heathrow to Koh Samui flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the London Heathrow Airport to Koh Samui flight deals updated?

    The London Heathrow Airport to Koh Samui flight deals you see on this page were last updated on 9/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Koh Samui
See prices for flight routes from nearby airports that may be better suited for you.

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Top 10 airlines flying from Heathrow to Koh Samui

Discover the top 10 airlines that operate flights from Heathrow to Koh Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£108Average£186FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Etihad AirwaysCheapest£675Average£757FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air FranceCheapest£715Average£851FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£728Average£803FlexibilityNo cancel feeOn-time75%
Search KLM flights
Cathay PacificCheapest£742Average£845FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Singapore AirlinesCheapest£761Average£1,111FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
EVA AirCheapest£764Average£905FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Qantas AirwaysCheapest£781Average£1,143FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
British AirwaysCheapest£787Average£1,112FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Qatar AirwaysCheapest£862Average£1,037FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
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Search flights from Heathrow to Koh Samui by cabin class

Find flights from Heathrow to Koh Samui, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Koh Samui?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Koh Samui. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Koh Samui?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Koh Samui by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Heathrow to Koh Samui with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Koh Samui, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Koh Samui become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Koh Samui from Heathrow today and book when prices fit your budget.

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