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Cheap flights from London Heathrow Airport to Koh Samui from £394

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 4/6. 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
23 May — 30 May1
1 adult
Thu 23/5
Thu 30/5

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 18 May 2024.

Popular in

December

Cheapest in

May

Round-trip from

£823

One-way from

£489
High demand for flights, 25% potential price rise
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Best time to find cheap flights, 15% 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 £876, or £1,049 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 £977 for the month, but tickets can be as low as £715. 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 835,321 searches. Data last updated 18 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 2/921:50LHR - USM
2 stops28h 45mEtihad Airways
Mon 30/921:30USM - LHR
2 stops21h 15mEtihad Airways
Deal found 17/5£671
Mon 10/609:30LHR - USM
2 stops19h 00mEtihad Airways
Thu 20/621:15USM - LHR
2 stops27h 30mEtihad Airways
Deal found 17/5£680
Tue 5/1120:55LHR - USM
2 stops16h 55mEtihad Airways
Tue 12/1121:25USM - LHR
2 stops21h 35mEtihad Airways
Deal found 17/5£682
Thu 26/921:50LHR - USM
2 stops27h 30mEtihad Airways
Sat 12/1019:00USM - LHR
2 stops29h 45mEtihad Airways
Deal found 17/5£707
Mon 17/621:50LHR - USM
2 stops28h 25mEtihad Airways
Mon 24/621:30USM - LHR
2 stops23h 45mEtihad Airways
Deal found 18/5£717
Fri 31/521:50LHR - USM
2 stops28h 25mEtihad Airways
Sun 16/615:25USM - LHR
2 stops29h 50mEtihad Airways
Deal found 17/5£720
Sat 1/620:55LHR - USM
2 stops29h 20mEtihad Airways
Sun 30/608:00USM - LHR
2 stops52h 45mEtihad Airways
Deal found 18/5£726
Fri 31/514:50LHR - USM
2 stops35h 45mEtihad Airways
Sun 16/615:25USM - LHR
2 stops29h 50mEtihad Airways
Deal found 18/5£727
Thu 30/509:30LHR - USM
2 stops29h 25mEtihad Airways
Fri 14/617:50USM - LHR
2 stops30h 55mEtihad Airways
Deal found 17/5£728

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 835,321 searches. Data last updated 18 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.
Tue 5/1120:35LHR - USM
1 stop28h 30mSingapore Airlines
Tue 12/1109:00USM - LHR
1 stop37h 20mSingapore Airlines
Deal found 18/5£723
Tue 8/1009:25LHR - USM
1 stop16h 40mSingapore Airlines
Fri 18/1009:00USM - LHR
1 stop26h 55mSingapore Airlines
Deal found 17/5£724
Mon 2/920:35LHR - USM
1 stop18h 40mSingapore Airlines
Mon 30/909:00USM - LHR
1 stop36h 40mSingapore Airlines
Deal found 17/5£738
Tue 5/1120:35LHR - USM
1 stop28h 30mSingapore Airlines
Tue 12/1109:00USM - LHR
1 stop37h 20mSingapore Airlines
Deal found 17/5£746
Tue 17/909:25LHR - USM
1 stop16h 40mSingapore Airlines
Wed 30/1009:00USM - LHR
1 stop37h 20mSingapore Airlines
Deal found 18/5£749
Wed 18/920:35LHR - USM
1 stop18h 40mSingapore Airlines
Wed 30/1009:00USM - LHR
1 stop37h 20mSingapore Airlines
Deal found 18/5£761
Tue 17/909:25LHR - USM
1 stop16h 40mSingapore Airlines
Sun 27/1009:00USM - LHR
1 stop27h 55mSingapore Airlines
Deal found 18/5£764
Thu 10/1009:25LHR - USM
1 stop16h 40mSingapore Airlines
Thu 24/1009:00USM - LHR
1 stop36h 40mSingapore Airlines
Deal found 17/5£772
Fri 13/909:25LHR - USM
1 stop16h 40mSingapore Airlines
Fri 20/909:00USM - LHR
1 stop36h 40mSingapore Airlines
Deal found 18/5£824

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 835,321 searches. Prices were last updated on 18 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 27/521:50LHR - USM
2 stops28h 45mMultiple Airlines
Mon 3/621:15USM - LHR
2 stops27h 30mMultiple Airlines
Deal found 17/5£680
Wed 5/609:30LHR - USM
2 stops19h 00mMultiple Airlines
Thu 20/621:30USM - LHR
2 stops27h 15mMultiple Airlines
Deal found 17/5£700
Fri 31/509:55LHR - USM
2 stops20h 50mKLM
Thu 13/609:15USM - LHR
2 stops17h 40mKLM
Deal found 17/5£708
Mon 17/621:50LHR - USM
2 stops28h 25mEtihad Airways
Mon 24/621:30USM - LHR
2 stops23h 45mEtihad Airways
Deal found 18/5£717
Fri 31/521:50LHR - USM
2 stops28h 25mEtihad Airways
Sun 16/615:25USM - LHR
2 stops29h 50mEtihad Airways
Deal found 17/5£720
Sat 1/620:55LHR - USM
2 stops29h 20mEtihad Airways
Sun 30/608:00USM - LHR
2 stops52h 45mEtihad Airways
Deal found 18/5£726
Fri 31/514:50LHR - USM
2 stops35h 45mEtihad Airways
Sun 16/615:25USM - LHR
2 stops29h 50mEtihad Airways
Deal found 18/5£727
Thu 30/509:30LHR - USM
2 stops29h 25mEtihad Airways
Fri 14/617:50USM - LHR
2 stops30h 55mEtihad Airways
Deal found 17/5£728
Sat 8/609:30LHR - USM
2 stops25h 35mEtihad Airways
Mon 24/621:10USM - LHR
2 stops24h 05mEtihad Airways
Deal found 18/5£729

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 835,321 searches. Data last updated 18 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 2/921:50LHR - USM
2 stops28h 45mEtihad Airways
Mon 30/921:30USM - LHR
2 stops21h 15mEtihad Airways
Deal found 17/5£671
Mon 27/521:50LHR - USM
2 stops28h 45mMultiple Airlines
Mon 3/621:15USM - LHR
2 stops27h 30mMultiple Airlines
Deal found 17/5£680
Wed 18/917:50LHR - USM
2 stops17h 15mMultiple Airlines
Wed 30/1009:20USM - LHR
2 stops19h 20mMultiple Airlines
Deal found 18/5£681
Tue 5/1120:55LHR - USM
2 stops16h 55mEtihad Airways
Tue 12/1121:25USM - LHR
2 stops21h 35mEtihad Airways
Deal found 17/5£682
Tue 8/1010:00LHR - USM
2 stops22h 45mMultiple Airlines
Fri 18/1007:00USM - LHR
2 stops53h 55mMultiple Airlines
Deal found 17/5£689
Thu 14/1117:30LHR - USM
2 stops20h 35mMultiple Airlines
Thu 28/1116:25USM - LHR
2 stops25h 20mMultiple Airlines
Deal found 17/5£690
Mon 25/1110:30LHR - USM
2 stops27h 35mMultiple Airlines
Mon 2/1221:25USM - LHR
2 stops31h 15mMultiple Airlines
Deal found 17/5£691
Fri 6/918:40LHR - USM
2 stops20h 35mMultiple Airlines
Fri 27/916:25USM - LHR
2 stops31h 30mMultiple Airlines
Deal found 17/5£694
Thu 14/1113:30LHR - USM
2 stops24h 35mMultiple Airlines
Thu 28/1113:25USM - LHR
2 stops28h 20mMultiple Airlines
Deal found 17/5£697

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 835,321 searches. Data last updated 18 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.
Mon 27/521:50LHR - USM
2 stops28h 45mMultiple Airlines
Mon 3/621:15USM - LHR
2 stops27h 30mMultiple Airlines
Deal found 17/5£680
Mon 27/517:35LHR - USM
2 stops21h 40mAir France
Mon 3/610:55USM - LHR
2 stops27h 05mAir France
Deal found 17/5£742
Sat 25/521:35LHR - USM
1 stop16h 55mEVA Air
Sun 9/609:15USM - LHR
1 stop16h 10mEVA Air
Deal found 17/5£809
Mon 27/521:35LHR - USM
1 stop17h 20mEVA Air
Mon 3/619:30USM - LHR
1 stop29h 55mEVA Air
Deal found 17/5£816
Sat 25/521:35LHR - USM
1 stop17h 25mEVA Air
Sat 22/619:30USM - LHR
1 stop29h 55mEVA Air
Deal found 17/5£865
Sat 25/517:35LHR - USM
2 stops21h 40mAir France
Sun 9/610:55USM - LHR
2 stops27h 05mAir France
Deal found 17/5£907
Fri 24/521:35LHR - USM
1 stop14h 55mEVA Air
Sat 22/621:15USM - LHR
1 stop28h 10mEVA Air
Deal found 17/5£932
Sat 25/517:35LHR - USM
2 stops21h 40mAir France
Sat 22/610:55USM - LHR
2 stops27h 05mAir France
Deal found 17/5£998
Sat 25/510:00LHR - USM
2 stops22h 45mGulf Air
Sat 22/609:15USM - LHR
3 stops27h 40mGulf Air
Deal found 17/5£1,029

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 835,321 searches. Data last updated 18 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.
Tue 4/620:15LHR - USM
2 stops41h 30mMultiple Airlines
Deal found 17/5£394
Sun 9/622:05LHR - USM
2 stops27h 15mMultiple Airlines
Deal found 17/5£402
Tue 4/620:15LHR - USM
3 stops39h 45mMultiple Airlines
Deal found 17/5£410
Sun 16/622:05LHR - USM
2 stops40h 55mMultiple Airlines
Deal found 17/5£428
Sun 9/622:10LHR - USM
3 stops30h 20mMultiple Airlines
Deal found 17/5£446
Sat 8/620:55LHR - USM
2 stops28h 25mMultiple Airlines
Deal found 17/5£447
Mon 10/622:15LHR - USM
3 stops27h 05mMultiple Airlines
Deal found 17/5£463
Mon 4/1115:35LHR - USM
3 stops22h 10mMultiple Airlines
Deal found 17/5£476
Sat 15/620:50LHR - USM
2 stops18h 05mMultiple Airlines
Deal found 17/5£480

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 835,321 searches. Data last updated 18 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£671 - £910

Route

Depart

Return

Price

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Mon 2/9

2 stops28h 45m

Ko Samui

Mon 30/9

2 stops21h 15m

£671

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Wed 18/9

2 stops17h 15m

Ko Samui

Wed 30/10

2 stops19h 20m

£681

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Fri 31/5

2 stops20h 50m

Ko Samui

Thu 13/6

2 stops17h 40m

£708

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Tue 5/11

1 stop28h 30m

Ko Samui

Tue 12/11

1 stop37h 20m

£723

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Tue 17/9

2 stops26h 40m

Ko Samui

Wed 30/10

2 stops24h 40m

£760

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Fri 13/9

3 stops39h 20m

Ko Samui

Fri 20/9

2 stops28h 10m

£779

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Tue 25/6

1 stop17h 20m

Ko Samui

Fri 5/7

1 stop15h 20m

£801

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Thu 30/5

2 stops21h 40m

Ko Samui

Fri 14/6

2 stops19h 25m

£835

London HeathrowKo Samui

LHR - USM

LHRUSM

London Heathrow

Mon 3/6

1 stop14h 20m

Ko Samui

Tue 4/6

1 stop16h 00m

£910

Flights are sorted by cheapest first

Deals found on 17/5

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 10 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 12 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 £439 while a return flight costs £763. Price data was last updated on 12 May 2024.

Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Koh Samui (average of £1,043). Flying from London Heathrow Airport to Koh Samui in December is currently the most expensive (average of £1,316). 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

£928

February

£857

March

£895

April

£823

May

£825

June

£864

July

£990

August

£906

September

£846

October

£879

November

£879

December

£1,038

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 18 May 2024.
Get a feel of what it's like to fly with Etihad Airways, Singapore Airlines and Austrian Airlines 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
1,518 reviews
Check prices

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.2

Crew

8.6

Food

7.9

Reviews

1 / 10

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

EVA Air
8.4
Very Good
1,518 reviews
EVA Air
8.4
Very Good
1,518 reviews
Check prices

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.2

Crew

8.6

Food

7.9

Reviews

1 / 10

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

Singapore Airlines
8.3
Very Good
1,444 reviews
EVA Air
8.4
Very Good
1,518 reviews
Check prices

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.2

Crew

8.6

Food

7.9

Reviews

1 / 10

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

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

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.2

Crew

8.6

Food

7.9

Reviews

1 / 10

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

KLM
7.9
Good
1,561 reviews
EVA Air
8.4
Very Good
1,518 reviews
Check prices

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.2

Crew

8.6

Food

7.9

Reviews

1 / 10

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

Qatar Airways
7.7
Good
4,384 reviews
EVA Air
8.4
Very Good
1,518 reviews
Check prices

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.2

Crew

8.6

Food

7.9

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 £671, but on average you can expect to pay £705.

  • Are there last-minute flights available from London Heathrow Airport to Koh Samui for under £700?

    There are currently 17+ open flights from London Heathrow Airport to Koh Samui within the next 7 days for less than £700.

  • 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 £671 on this airline. Additional options worth looking into are KLM and Singapore Airlines, starting at £708 and £723 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?

    £489 is the cheapest one-way deal found within the past few days, from Etihad Airways. You may also be able to find cheap deals on EVA Air and Thai Airways, with prices starting from £542 and £753, 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 18/5.

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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Southend to Suvarnabhumi flights

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 835,321 searches. Data last updated 18 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£106Average£183FlexibilityNo cancel feeOn-time74%
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Etihad AirwaysCheapest£667Average£746FlexibilityNo cancel feeOn-time75%
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Air FranceCheapest£707Average£841FlexibilityNo cancel feeOn-time77%
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KLMCheapest£718Average£792FlexibilityNo cancel feeOn-time75%
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Cathay PacificCheapest£732Average£833FlexibilityNo cancel feeOn-time72%
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EVA AirCheapest£743Average£887FlexibilityNo cancel feeOn-time74%
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Singapore AirlinesCheapest£751Average£1,096FlexibilityNo cancel feeOn-time81%
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Qantas AirwaysCheapest£770Average£1,127FlexibilityNo cancel feeOn-time74%
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British AirwaysCheapest£774Average£1,089FlexibilityNo cancel feeOn-time70%
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Qatar AirwaysCheapest£850Average£1,023FlexibilityNo cancel feeOn-time68%
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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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