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Cheap flights from Koh Samui to London from £308

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
USM — LON
31 Jul — 7 Aug1
1 adult
Wed 31/7
Wed 7/8

Cheap flight deals from Koh Samui to London

Discover tips and strategies to find the most affordable flight options for your journey from Koh Samui (USM) to London (LON). 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 26 July 2024.

Round-trip from

£799

One-way from

£308

Popular in

March

Cheapest in

April
Qatar Airways
  • Qatar Airways
  • 17/10-7/11
  • 4 total stops
  • 84h 30m total
  • Koh Samui to London
4/9
  • 4/9
  • 2 total stops
  • 29h 00m total
  • Koh Samui to London
High demand for flights, 26% potential price rise
Best time to find cheap flights, 40% potential price drop

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

The best pricing can be found in the month of April. Prices to London from Koh Samui average £931. You can even find prices in April for less than £931, as users have found deals to London from as low as £558. The month of March appears to be one of the more expensive times to travel to London from Koh Samui. Flying in the targeted month can save you up to 35%.

What is the cheapest time of day to fly from USM to LON?

When flying from Koh Samui to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Qatar Airways flights from Koh Samui to London

Explore cheap flight options specifically provided by Qatar Airways for the route between Koh Samui and London. 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 1,000,913 searches. Data last updated 26 July 2024.
Find some of the cheapest Qatar Airways flights travelling from Koh Samui to London. Deals update often to give you more flight options matching your criteria
Thu 17/1019:00USM - LGW
2 stops41h 40mQatar Airways
Thu 7/1108:50LGW - USM
2 stops42h 50mQatar Airways
Deal found 25/7£799
Thu 17/1014:30USM - LHR
2 stops23h 00mQatar Airways
Thu 7/1114:55LHR - USM
2 stops19h 35mQatar Airways
Deal found 25/7£814
Wed 21/817:55USM - LHR
2 stops18h 55mQatar Airways
Wed 2/1010:50LHR - USM
2 stops17h 40mQatar Airways
Deal found 25/7£1,248
Fri 20/917:55USM - LGW
2 stops18h 45mQatar Airways
Mon 30/909:00LGW - USM
2 stops19h 30mQatar Airways
Deal found 26/7£2,699

Cheap Qantas Airways flights from Koh Samui to London

Explore cheap flight options specifically provided by Qantas Airways for the route between Koh Samui and London. 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 1,000,913 searches. Data last updated 26 July 2024.
Have a look at some of the cheapest available Qantas Airways flights departing from Koh Samui and landing in London. Ensure the flight price, dates, time, and airline match your criteria before you book.
Thu 5/1216:25USM - LHR
1 stop20h 50mQantas Airways
Sat 7/1219:55LHR - USM
1 stop18h 10mQantas Airways
Deal found 25/7£859
Thu 17/1013:30USM - LHR
1 stop23h 05mQantas Airways
Thu 7/1119:55LHR - USM
1 stop18h 10mQantas Airways
Deal found 25/7£905

Cheap Koh Samui to London flights in July & August 2024

Find cheap flight options from Koh Samui to London specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 1,000,913 searches. Prices were last updated on 26 July 2024.
The lowest fares we've come across on flights travelling from Koh Samui to London in July and August 2024. Check back soon for alternative fares.
Thu 1/807:00USM - LHR
2 stops34h 30mMultiple Airlines
Sun 11/812:30LHR - USM
2 stops26h 25mMultiple Airlines
Deal found 25/7£1,006
Thu 1/807:00USM - LHR
2 stops34h 30mMultiple Airlines
Sun 11/812:30LHR - USM
3 stops27h 00mMultiple Airlines
Deal found 25/7£1,033
Thu 1/808:00USM - LHR
1 stop17h 10mMultiple Airlines
Sun 11/810:35LHR - USM
2 stops40h 40mMultiple Airlines
Deal found 25/7£1,158
Wed 21/808:45USM - LHR
1 stop16h 40mMultiple Airlines
Wed 2/1021:35LHR - USM
1 stop14h 55mMultiple Airlines
Deal found 25/7£1,162
Wed 21/813:30USM - LHR
1 stop23h 05mQantas Airways
Wed 2/1020:45LHR - USM
1 stop18h 30mQantas Airways
Deal found 24/7£1,177
Wed 21/817:55USM - LHR
2 stops30h 05mQatar Airways
Wed 2/1021:55LHR - USM
2 stops30h 35mQatar Airways
Deal found 24/7£1,221
Wed 21/817:55USM - LGW
2 stops42h 45mMultiple Airlines
Wed 2/1014:55LGW - USM
2 stops21h 25mMultiple Airlines
Deal found 24/7£1,237
Wed 21/817:55USM - LHR
2 stops18h 55mQatar Airways
Wed 2/1010:50LHR - USM
2 stops17h 40mQatar Airways
Deal found 25/7£1,248
Thu 1/808:45USM - LHR
1 stop16h 40mMultiple Airlines
Sun 11/821:35LHR - USM
1 stop17h 25mMultiple Airlines
Deal found 25/7£1,273

Koh Samui to London 2024 flight deals

Discover exclusive flight deals for travel between Koh Samui and London in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 1,000,913 searches. Data last updated 26 July 2024.
The lowest fares we've come across on flights travelling from Koh Samui to London in July and August 2024. Check back soon for alternative fares.
Thu 17/1014:30USM - LGW
2 stops28h 55mQatar Airways
Thu 7/1108:50LGW - USM
2 stops42h 50mQatar Airways
Deal found 24/7£790
Thu 17/1019:00USM - LGW
2 stops41h 40mQatar Airways
Thu 7/1108:50LGW - USM
2 stops42h 50mQatar Airways
Deal found 25/7£799
Thu 17/1014:30USM - LHR
2 stops23h 00mQatar Airways
Thu 7/1114:15LHR - USM
2 stops20h 15mQatar Airways
Deal found 24/7£813
Thu 17/1014:30USM - LHR
2 stops23h 00mQatar Airways
Thu 7/1114:55LHR - USM
2 stops19h 35mQatar Airways
Deal found 25/7£814
Thu 5/1216:25USM - LHR
1 stop20h 50mQantas Airways
Sat 7/1219:55LHR - USM
1 stop18h 10mQantas Airways
Deal found 24/7£856
Thu 5/1216:25USM - LHR
1 stop20h 50mQantas Airways
Sat 7/1219:55LHR - USM
1 stop18h 10mQantas Airways
Deal found 25/7£859
Thu 17/1016:25USM - LHR
1 stop20h 10mQantas Airways
Thu 7/1119:55LHR - USM
1 stop18h 10mQantas Airways
Deal found 24/7£903
Thu 17/1013:30USM - LHR
1 stop23h 05mQantas Airways
Thu 7/1119:55LHR - USM
1 stop18h 10mQantas Airways
Deal found 25/7£905
Thu 5/1212:15USM - LHR
2 stops26h 00mMultiple Airlines
Sat 7/1211:00LHR - USM
2 stops21h 40mMultiple Airlines
Deal found 24/7£934

Koh Samui to London flights leaving soon

Find last-minute flight options from Koh Samui to London 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 1,000,913 searches. Data last updated 26 July 2024.
Book one of these great deals on flights from Koh Samui to London. Tip: verify your flight details before completing your reservation.
Thu 1/807:00USM - LHR
2 stops34h 30mMultiple Airlines
Sun 11/812:30LHR - USM
2 stops26h 25mMultiple Airlines
Deal found 25/7£1,006
Thu 1/807:00USM - LHR
2 stops34h 30mMultiple Airlines
Sun 11/812:30LHR - USM
3 stops27h 00mMultiple Airlines
Deal found 25/7£1,033
Thu 1/808:00USM - LHR
1 stop17h 10mMultiple Airlines
Sun 11/810:35LHR - USM
2 stops40h 40mMultiple Airlines
Deal found 25/7£1,158
Thu 1/808:45USM - LHR
1 stop16h 40mMultiple Airlines
Sun 11/821:35LHR - USM
1 stop17h 25mMultiple Airlines
Deal found 25/7£1,273

One-way flights to London from Koh Samui

Search for one-way flight options from Koh Samui to London. 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 1,000,913 searches. Data last updated 26 July 2024.
Users travelling one-way from Koh Samui to London can select one of these great deals. Those needing a return flight from Koh Samui to London can use the search form above.
Wed 4/921:10USM - LGW
2 stops29h 00mMultiple Airlines
Deal found 25/7£308
Sat 28/906:55USM - LHR
3 stops41h 45mMultiple Airlines
Deal found 25/7£317
Wed 4/921:15USM - LHR
2 stops30h 20mMultiple Airlines
Deal found 25/7£332
Sat 7/918:55USM - LCY
3 stops44h 35mMultiple Airlines
Deal found 24/7£349
Sat 28/907:00USM - LHR
2 stops17h 45mEtihad Airways
Deal found 25/7£375
Wed 11/921:15USM - LHR
2 stops27h 30mEtihad Airways
Deal found 25/7£380
Sat 28/917:25USM - LCY
2 stops29h 50mMultiple Airlines
Deal found 25/7£396
Thu 1/807:00USM - LHR
2 stops33h 15mMultiple Airlines
Deal found 25/7£399
Wed 4/919:00USM - LHR
2 stops41h 45mEtihad Airways
Deal found 25/7£402

Find flights from Koh Samui to London within your budget

Customise your flight search to find flights from Koh Samui to London 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 1,000,913 searches. Data last updated 26 July 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£799 - £1,682

Route

Depart

Return

Price

Ko SamuiLondon Gatwick

USM - LGW

USMLGW

Ko Samui

Thu 17/10

2 stops41h 40m

London Gatwick

Thu 7/11

2 stops42h 50m

£799

Ko SamuiLondon Heathrow

USM - LHR

USMLHR

Ko Samui

Thu 17/10

2 stops23h 00m

London Heathrow

Thu 7/11

2 stops19h 35m

£814

Ko SamuiLondon Heathrow

USM - LHR

USMLHR

Ko Samui

Thu 5/12

1 stop20h 50m

London Heathrow

Sat 7/12

1 stop18h 10m

£859

Ko SamuiLondon Heathrow

USM - LHR

USMLHR

Ko Samui

Thu 5/12

2 stops22h 10m

London Heathrow

Sat 7/12

2 stops27h 15m

£956

Ko SamuiLondon Heathrow

USM - LHR

USMLHR

Ko Samui

Wed 21/8

1 stop16h 40m

London Heathrow

Wed 2/10

1 stop14h 55m

£1,162

Ko SamuiLondon Gatwick

USM - LGW

USMLGW

Ko Samui

Wed 21/8

2 stops29h 20m

London Gatwick

Wed 2/10

2 stops37h 10m

£1,275

Ko SamuiLondon Heathrow

USM - LHR

USMLHR

Ko Samui

Sun 22/9

2 stops29h 10m

London Heathrow

Wed 2/10

2 stops32h 05m

£1,430

Ko SamuiLondon Heathrow

USM - LHR

USMLHR

Ko Samui

Wed 18/9

2 stops20h 10m

London Heathrow

Wed 2/10

2 stops17h 00m

£1,457

Ko SamuiLondon Heathrow

USM - LHR

USMLHR

Ko Samui

Wed 21/8

1 stop24h 45m

London Heathrow

Wed 2/10

2 stops20h 35m

£1,682

Flights are sorted by cheapest first

Deals found on 25/7

What is the cheapest day to fly from Koh Samui to London?

Use this chart to determine the cheapest time to fly return from Koh Samui to London. Price data was last updated on 21 July 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Koh Samui to London flight should consider departing on Thursday afternoons when fares are most often at their lowest. Thursday afternoons 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 Koh Samui to London

Have a flexible travel schedule? Discover the best time to fly to London from Koh Samui 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 London by month

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

LON

Temperature

4 - 17 °C

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 26 July 2024.
Peruse reviews from past customers who have flown with Qatar Airways, Qantas Airways and Finnair from Koh Samui to London to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.5
Very Good
1,446 reviews

Boarding

8.5

Comfort

8.3

Crew

8.6

Food

8.0

Entertainment

8.0

Overall

8.5

Reviews

1 / 10

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

8.5
Very Good
1,446 reviews
8.5
Very Good
1,446 reviews

Boarding

8.5

Comfort

8.3

Crew

8.6

Food

8.0

Entertainment

8.0

Overall

8.5

Reviews

1 / 10

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

8.2
Very Good
1,367 reviews
8.5
Very Good
1,446 reviews

Boarding

8.5

Comfort

8.3

Crew

8.6

Food

8.0

Entertainment

8.0

Overall

8.5

Reviews

1 / 10

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

8.1
Very Good
3,754 reviews
8.5
Very Good
1,446 reviews

Boarding

8.5

Comfort

8.3

Crew

8.6

Food

8.0

Entertainment

8.0

Overall

8.5

Reviews

1 / 10

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

7.9
Good
1,417 reviews
8.5
Very Good
1,446 reviews

Boarding

8.5

Comfort

8.3

Crew

8.6

Food

8.0

Entertainment

8.0

Overall

8.5

Reviews

1 / 10

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

7.8
Good
945 reviews
8.5
Very Good
1,446 reviews

Boarding

8.5

Comfort

8.3

Crew

8.6

Food

8.0

Entertainment

8.0

Overall

8.5

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 Koh Samui to London. 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 from for flights from Koh Samui to London?

    If you book a flight to London from Koh Samui, you will be flying from Ko Samui, which is the city’s only airport. Ko Samui (USM) is located 2.1 mi from the center of Koh Samui. There are 0 flights from Ko Samui to London per day from 0 different airlines.

  • Can I find flights from Koh Samui to London for under £800 on Cheapflights?

    Yes, there are multiple flights from Koh Samui to London for under £800. The cheapest flight booked recently is on Qatar Airways for just £799, but on average you can expect to pay £1,340.

  • Are there last-minute flights available from Koh Samui to London for under £1,100?

    There are currently 4+ open flights from Koh Samui to London within the next 7 days for less than £1,100.

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

    According to our current data, Qatar Airways (£799), Qantas Airways (£859), and Etihad Airways (£956) offers the cheapest pricing from Koh Samui to London. You may be able to fly from Koh Samui to London for 14% less than the average price by searching for these airlines.

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

    £375 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 Emirates and EVA Air, with prices starting from £435 and £440, respectively.

  • What are the most popular routes from Koh Samui to London?

  • What does USM to LHR mean?

    Great question - USM to LHR just means Ko Samui Airport to London Heathrow Airport. Now you’ll know what these unique codes when you look for flights! While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN).

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

    The amount of baggage you can bring on your Koh Samui to London 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 Koh Samui to London with specific airlines?

    Yes, Cheapflights allows you to browse and filter Koh Samui to London 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 Koh Samui to London that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Koh Samui to London 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 Koh Samui to London that allow pets onboard?

    Many airlines flying from Koh Samui to London 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 Koh Samui to London?

    Yes, you can often find last-minute deals on Koh Samui to London 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 Koh Samui to London flight deals updated?

    The Koh Samui to London flight deals you see on this page were last updated on 25/7.

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

    Currently, January is the cheapest month in which you can book a flight from Koh Samui to London (average of £110). Flying from Koh Samui to London in July is currently the most expensive (average of £159). 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

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

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 Koh Samui to London?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Koh Samui to London. 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 Koh Samui to London?

Cheapflights helps you find that perfect flight to London from Koh Samui by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes! Cheapflights helps users easily find flights from Koh Samui to London with no change fees.

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

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

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