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Cheap flights from London Heathrow Airport to Koh Samui from £396

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 30/8. 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
6 Jun — 13 Jun1
1 adult
Thu 6/6
Thu 13/6

The best prices from London Heathrow to Ko Samui are usually found in May or September, booked 39 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 1 June 2024.

Popular in

December

Cheapest in

May

Round-trip from

£819

One-way from

£507
High demand for flights, 25% 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 14 days in advance to save up to 19% 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 14 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 £767, or £1,045 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 £968 for the month, but tickets can be as low as £720. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest time of day to fly from LHR to 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 EVA Air flights from Heathrow to Koh Samui

Explore cheap flight options specifically provided by EVA Air 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 909,873 searches. Data last updated 1 June 2024.
Check out some of the cheapest EVA Air flights we've come across from London to Koh Samui. Make sure to double check the flight details before booking.
Wed 12/621:35LHR - USM
1 stop16h 55mEVA Air
Mon 8/708:45USM - LHR
1 stop16h 40mEVA Air
Deal found 31/5£800
Mon 9/921:35LHR - USM
1 stop14h 55mEVA Air
Tue 24/909:15USM - LHR
1 stop16h 10mEVA Air
Deal found 31/5£809
Tue 10/921:35LHR - USM
1 stop16h 55mEVA Air
Fri 20/909:15USM - LHR
1 stop16h 10mEVA Air
Deal found 1/6£811
Tue 20/821:35LHR - USM
1 stop14h 55mEVA Air
Tue 3/921:15USM - LHR
1 stop28h 10mEVA Air
Deal found 31/5£816
Tue 20/821:35LHR - USM
1 stop17h 20mEVA Air
Tue 3/921:15USM - LHR
1 stop28h 10mEVA Air
Deal found 1/6£824
Fri 30/821:35LHR - USM
1 stop14h 55mEVA Air
Fri 13/908:45USM - LHR
1 stop16h 40mEVA Air
Deal found 31/5£832
Mon 4/1121:20LHR - USM
1 stop16h 25mEVA Air
Sun 17/1107:55USM - LHR
1 stop18h 25mEVA Air
Deal found 1/6£840

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 909,873 searches. Data last updated 1 June 2024.
Take a gander at the lowest prices we've found on Etihad Airways flights from London to Koh Samui. Check back soon if you're not seeing flights that suit your needs.
Mon 16/921:50LHR - USM
2 stops27h 30mEtihad Airways
Mon 30/921:30USM - LHR
2 stops21h 15mEtihad Airways
Deal found 31/5£669
Mon 9/921:50LHR - USM
2 stops27h 30mEtihad Airways
Tue 24/907:00USM - LHR
2 stops17h 45mEtihad Airways
Deal found 31/5£676
Mon 9/921:50LHR - USM
2 stops27h 30mEtihad Airways
Tue 24/907:00USM - LHR
2 stops17h 45mEtihad Airways
Deal found 1/6£677
Thu 19/920:55LHR - USM
2 stops28h 25mEtihad Airways
Thu 26/907:00USM - LHR
2 stops17h 45mEtihad Airways
Deal found 31/5£678
Mon 18/1120:55LHR - USM
2 stops16h 55mEtihad Airways
Wed 27/1118:15USM - LHR
2 stops27h 15mEtihad Airways
Deal found 31/5£681
Mon 1/709:30LHR - USM
2 stops40h 45mEtihad Airways
Wed 17/719:00USM - LHR
2 stops41h 45mEtihad Airways
Deal found 31/5£683
Mon 1/709:30LHR - USM
2 stops40h 45mEtihad Airways
Wed 17/719:00USM - LHR
2 stops41h 45mEtihad Airways
Deal found 1/6£684
Tue 10/921:50LHR - USM
2 stops27h 30mEtihad Airways
Thu 26/907:00USM - LHR
2 stops17h 45mEtihad Airways
Deal found 31/5£697
Sun 15/921:50LHR - USM
2 stops27h 30mEtihad Airways
Sun 29/919:00USM - LHR
2 stops29h 45mEtihad Airways
Deal found 31/5£703

Cheap Heathrow to Koh Samui flights in June & July 2024

Find cheap flight options from Heathrow to Koh Samui specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 909,873 searches. Prices were last updated on 1 June 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 12/609:30LHR - USM
2 stops29h 00mEtihad Airways
Mon 8/719:00USM - LHR
2 stops29h 45mEtihad Airways
Deal found 31/5£712
Sat 8/610:00LHR - USM
2 stops28h 55mMultiple Airlines
Wed 19/621:15USM - LHR
2 stops39h 40mMultiple Airlines
Deal found 1/6£747
Fri 28/610:00LHR - USM
3 stops29h 00mMultiple Airlines
Sat 6/706:55USM - LHR
3 stops30h 00mMultiple Airlines
Deal found 1/6£757
Wed 12/621:35LHR - USM
1 stop16h 55mEVA Air
Mon 8/708:45USM - LHR
1 stop16h 40mEVA Air
Deal found 31/5£800
Sat 8/621:35LHR - USM
1 stop17h 20mEVA Air
Wed 19/608:00USM - LHR
1 stop17h 25mEVA Air
Deal found 1/6£811
Sat 1/606:15LHR - USM
2 stops33h 00mAir France
Fri 14/608:00USM - LHR
2 stops19h 25mAir France
Deal found 31/5£812
Fri 28/610:00LHR - USM
3 stops29h 00mMultiple Airlines
Sat 6/721:10USM - LHR
2 stops39h 45mMultiple Airlines
Deal found 1/6£822
Wed 12/610:00LHR - USM
3 stops29h 00mMultiple Airlines
Mon 8/719:00USM - LHR
2 stops29h 45mMultiple Airlines
Deal found 31/5£862
Wed 26/619:30LHR - USM
2 stops16h 15mMultiple Airlines
Wed 3/719:30USM - LHR
2 stops18h 45mMultiple Airlines
Deal found 1/6£900

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 909,873 searches. Data last updated 1 June 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.
Thu 12/917:50LHR - USM
2 stops17h 15mMultiple Airlines
Tue 1/1009:15USM - LHR
2 stops18h 30mMultiple Airlines
Deal found 31/5£659
Mon 16/921:50LHR - USM
2 stops27h 30mEtihad Airways
Mon 30/921:30USM - LHR
2 stops21h 15mEtihad Airways
Deal found 31/5£669
Thu 12/917:50LHR - USM
2 stops17h 15mMultiple Airlines
Wed 2/1009:15USM - LHR
2 stops18h 30mMultiple Airlines
Deal found 31/5£675
Mon 9/921:50LHR - USM
2 stops27h 30mEtihad Airways
Tue 24/907:00USM - LHR
2 stops17h 45mEtihad Airways
Deal found 31/5£676
Thu 19/920:55LHR - USM
2 stops28h 25mEtihad Airways
Thu 26/907:00USM - LHR
2 stops17h 45mEtihad Airways
Deal found 31/5£678
Wed 18/917:50LHR - USM
2 stops17h 15mMultiple Airlines
Tue 1/1009:15USM - LHR
2 stops18h 30mMultiple Airlines
Deal found 31/5£680
Mon 18/1120:55LHR - USM
2 stops16h 55mEtihad Airways
Wed 27/1118:15USM - LHR
2 stops27h 15mEtihad Airways
Deal found 31/5£681
Mon 1/709:30LHR - USM
2 stops40h 45mEtihad Airways
Wed 17/719:00USM - LHR
2 stops41h 45mEtihad Airways
Deal found 31/5£683
Wed 11/919:30LHR - USM
2 stops17h 00mMultiple Airlines
Wed 30/1019:25USM - LHR
2 stops19h 40mMultiple Airlines
Deal found 31/5£690

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 909,873 searches. Data last updated 1 June 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.
Wed 12/609:30LHR - USM
2 stops29h 00mEtihad Airways
Mon 8/719:00USM - LHR
2 stops29h 45mEtihad Airways
Deal found 31/5£712
Wed 12/621:35LHR - USM
1 stop16h 55mEVA Air
Mon 8/708:45USM - LHR
1 stop16h 40mEVA Air
Deal found 31/5£800
Wed 12/610:00LHR - USM
3 stops29h 00mMultiple Airlines
Mon 8/719:00USM - LHR
2 stops29h 45mMultiple Airlines
Deal found 31/5£862
Fri 14/617:35LHR - USM
2 stops21h 40mAir France
Sun 23/608:00USM - LHR
2 stops19h 25mAir France
Deal found 31/5£914
Wed 12/612:30LHR - USM
1 stop14h 05mMultiple Airlines
Mon 8/719:00USM - LHR
2 stops29h 45mMultiple Airlines
Deal found 31/5£959
Fri 14/621:25LHR - USM
1 stop17h 05mThai Airways
Sun 23/621:15USM - LHR
1 stop27h 55mThai Airways
Deal found 31/5£1,028
Fri 14/606:00LHR - USM
2 stops28h 35mMultiple Airlines
Sun 23/621:15USM - LHR
1 stop28h 10mMultiple Airlines
Deal found 31/5£1,082
Thu 13/619:30LHR - USM
2 stops16h 15mAustrian Airlines
Thu 20/619:30USM - LHR
2 stops32h 10mAustrian Airlines
Deal found 31/5£1,211
Fri 14/610:00LHR - USM
3 stops40h 15mGulf Air
Sun 23/621:15USM - LHR
2 stops39h 40mGulf Air
Deal found 31/5£1,337

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 909,873 searches. Data last updated 1 June 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.
Fri 30/822:00LHR - USM
3 stops34h 45mMultiple Airlines
Deal found 1/6£396
Fri 30/822:30LHR - USM
3 stops26h 50mMultiple Airlines
Deal found 31/5£477
Mon 24/622:00LHR - USM
3 stops39h 45mMultiple Airlines
Deal found 1/6£479
Mon 24/620:50LHR - USM
2 stops42h 45mMultiple Airlines
Deal found 1/6£482
Wed 30/1019:20LHR - USM
2 stops18h 30mEtihad Airways
Deal found 31/5£487
Fri 30/821:50LHR - USM
2 stops27h 30mEtihad Airways
Deal found 31/5£506
Fri 30/821:50LHR - USM
2 stops27h 30mEtihad Airways
Deal found 1/6£507
Wed 30/1020:05LHR - USM
3 stops31h 35mMultiple Airlines
Deal found 31/5£510
Tue 9/722:25LHR - USM
3 stops40h 30mMultiple Airlines
Deal found 1/6£538

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 909,873 searches. Data last updated 1 June 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£619 - £878

Route

Depart

Return

Price

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Sat 2/11

2 stops40h 25m

Ko Samui

Wed 13/11

2 stops55h 30m

£619

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Mon 16/9

2 stops27h 30m

Ko Samui

Mon 30/9

2 stops21h 15m

£669

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Sat 21/9

2 stops20h 45m

Ko Samui

Sat 5/10

3 stops26h 50m

£748

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Wed 11/9

1 stop16h 40m

Ko Samui

Wed 30/10

1 stop37h 20m

£750

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Wed 12/6

1 stop16h 55m

Ko Samui

Mon 8/7

1 stop16h 40m

£800

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Sun 15/9

2 stops22h 05m

Ko Samui

Wed 2/10

2 stops18h 10m

£801

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Sun 8/9

2 stops25h 45m

Ko Samui

Tue 29/10

2 stops24h 25m

£808

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Mon 16/9

2 stops19h 15m

Ko Samui

Tue 1/10

2 stops19h 25m

£826

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Tue 17/9

2 stops17h 45m

Ko Samui

Fri 27/9

2 stops19h 25m

£878

Flights are sorted by cheapest first

Deals found on 1/6

How far ahead should I 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 24 May 2024.
The best time to book flights from London Heathrow Airport to Koh Samui is 39 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

What is the cheapest day 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 26 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

Best time to book a flight from Heathrow to Koh Samui

Have a flexible travel schedule? Discover the best time to fly to Koh Samui from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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 1 June 2024.
Get a feel of what it's like to fly with EVA Air, Etihad Airways 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
1,495 reviews
Check prices

Food

8.0

Crew

8.6

Overall

8.4

Entertainment

8.0

Comfort

8.2

Boarding

8.4

Reviews

1 / 10

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

EVA Air
8.4
Very Good
1,495 reviews
EVA Air
8.4
Very Good
1,495 reviews
Check prices

Food

8.0

Crew

8.6

Overall

8.4

Entertainment

8.0

Comfort

8.2

Boarding

8.4

Reviews

1 / 10

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

Singapore Airlines
8.2
Very Good
1,423 reviews
EVA Air
8.4
Very Good
1,495 reviews
Check prices

Food

8.0

Crew

8.6

Overall

8.4

Entertainment

8.0

Comfort

8.2

Boarding

8.4

Reviews

1 / 10

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

Emirates
8.1
Very Good
3,912 reviews
EVA Air
8.4
Very Good
1,495 reviews
Check prices

Food

8.0

Crew

8.6

Overall

8.4

Entertainment

8.0

Comfort

8.2

Boarding

8.4

Reviews

1 / 10

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

KLM
7.9
Good
1,512 reviews
EVA Air
8.4
Very Good
1,495 reviews
Check prices

Food

8.0

Crew

8.6

Overall

8.4

Entertainment

8.0

Comfort

8.2

Boarding

8.4

Reviews

1 / 10

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

Qatar Airways
7.7
Good
4,332 reviews
EVA Air
8.4
Very Good
1,495 reviews
Check prices

Food

8.0

Crew

8.6

Overall

8.4

Entertainment

8.0

Comfort

8.2

Boarding

8.4

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 Multiple Airlines for just £619, but on average you can expect to pay £681.

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

    There are currently 12+ open flights from London Heathrow Airport to Koh Samui within the next 7 days for less than £800.

  • What is the cheapest airline to fly 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 £669 on this airline. Etihad Airways is currently priced 30% below the average price you’ll pay for this route.

  • 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 31/5.

  • 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 is the cheapest month to book a flight from London Heathrow Airport to Koh Samui?

    Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Koh Samui (average of £1,042). Flying from London Heathrow Airport to Koh Samui in December is currently the most expensive (average of £1,335). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 909,873 searches. Data last updated 1 June 2024.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£106Average£187FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Etihad AirwaysCheapest£663Average£741FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air FranceCheapest£705Average£836FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£715Average£789FlexibilityNo cancel feeOn-time75%
Search KLM flights
Cathay PacificCheapest£728Average£830FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
EVA AirCheapest£745Average£878FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Singapore AirlinesCheapest£749Average£1,083FlexibilityNo cancel feeOn-time81%
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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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