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Cheap flight deals from Koh Samui to London Starting at €537

For as little as €537, you can take your next adventure to London without breaking the bank. Choose between one-way and return tickets from Koh Samui below.

  • One way
  • Round-trip
      • USM08:00
        17h 25m
        1 stop
        LHR19:25
        Wed, Apr 9|Koh Samui - London|EVA Air
        €537€744
        28% OFF
        28% OFF
        €744€537

        Choose EVA Air flights from Koh Samui to London. The one-way connecting flight with EVA Air departs from Samui International Airport on Wed, Apr 9, arriving at Heathrow Airport. One-way Prices start from €537 including taxes and charges.

      • USM09:15
        16h 5m
        1 stop
        LHR19:20
        Wed, Apr 2|Koh Samui - London|EVA Air
        €545€744
        27% OFF
        27% OFF
        €744€545

        Choose EVA Air flights from Koh Samui to London. The one-way connecting flight with EVA Air departs from Samui International Airport on Wed, Apr 2, arriving at Heathrow Airport. One-way Prices start from €545 including taxes and charges.

      • USM08:45
        16h 35m
        1 stop
        LHR19:20
        Sat, May 10|Koh Samui - London|EVA Air
        €546€744
        27% OFF
        27% OFF
        €744€546

        Choose EVA Air flights from Koh Samui to London. The one-way connecting flight with EVA Air departs from Samui International Airport on Sat, May 10, arriving at Heathrow Airport. One-way Prices start from €546 including taxes and charges.

      • USM08:45
        16h 35m
        1 stop
        LHR19:20
        Mon, May 12|Koh Samui - London|EVA Air
        €546
        €546

        Choose EVA Air flights from Koh Samui to London. The one-way connecting flight with EVA Air departs from Samui International Airport on Mon, May 12, arriving at Heathrow Airport. One-way Prices start from €546 including taxes and charges.

      • USM21:10
        28h 10m
        1 stop
        LHR19:20
        Tue, Apr 1|Koh Samui - London|EVA Air
        €547
        €547

        Choose EVA Air flights from Koh Samui to London. The one-way connecting flight with EVA Air departs from Samui International Airport on Tue, Apr 1, arriving at Heathrow Airport. One-way Prices start from €547 including taxes and charges.

      • USM08:20
        18h
        1 stop
        LHR19:20
        Fri, Mar 14|Koh Samui - London|EVA Air
        €548
        €548

        Choose EVA Air flights from Koh Samui to London. The one-way connecting flight with EVA Air departs from Samui International Airport on Fri, Mar 14, arriving at Heathrow Airport. One-way Prices start from €548 including taxes and charges.

      • USM08:45
        16h 25m
        1 stop
        LHR19:10
        Sat, Apr 5|Koh Samui - London|Thai Airways
        €548
        €548

        Choose Thai Airways flights from Koh Samui to London. The one-way connecting flight with Thai Airways departs from Samui International Airport on Sat, Apr 5, arriving at Heathrow Airport. One-way Prices start from €548 including taxes and charges.

      • USM08:20
        18h
        1 stop
        LHR19:20
        Thu, Mar 13|Koh Samui - London|EVA Air
        €548
        €548

        Choose EVA Air flights from Koh Samui to London. The one-way connecting flight with EVA Air departs from Samui International Airport on Thu, Mar 13, arriving at Heathrow Airport. One-way Prices start from €548 including taxes and charges.

      • USM08:00
        17h 20m
        1 stop
        LHR19:20
        Wed, May 14|Koh Samui - London|EVA Air
        €549
        €549

        Choose EVA Air flights from Koh Samui to London. The one-way connecting flight with EVA Air departs from Samui International Airport on Wed, May 14, arriving at Heathrow Airport. One-way Prices start from €549 including taxes and charges.

      • USM08:00
        17h 20m
        1 stop
        LHR19:20
        Sun, May 18|Koh Samui - London|EVA Air
        €549
        €549

        Choose EVA Air flights from Koh Samui to London. The one-way connecting flight with EVA Air departs from Samui International Airport on Sun, May 18, arriving at Heathrow Airport. One-way Prices start from €549 including taxes and charges.

      • USM01:00 pm
        3h 5m
        Nonstop
        LON02:00 pm
        Fri, Feb 28|Koh Samui - London|EVA Air
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Koh Samui to London flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. PG102

    Bangkok Airways

    07:00

    USM

    1.3h

    08:15

    BKK

    SMTWTFS
    Search

  2. MU542

    China Eastern Airlines

    13:35

    BKK

    4.5h

    19:05

    PVG

    SMTWTFS

  3. MU201

    China Eastern Airlines

    00:55

    PVG

    12.8h

    06:40

    LGW

    SMTWTFS

  4. PG104

    Bangkok Airways

    08:00

    USM

    1.3h

    09:15

    BKK

    SMTWTFS
    Search

  5. MU542

    China Eastern Airlines

    13:35

    BKK

    4.5h

    19:05

    PVG

    SMTWTFS

  6. MU551

    China Eastern Airlines

    13:30

    PVG

    12.0h

    17:30

    LHR

    SMTWTFS

  7. PG104

    Bangkok Airways

    08:00

    USM

    1.3h

    09:15

    BKK

    SMTWTFS
    Search

  8. MU8644

    China Eastern Airlines

    16:50

    BKK

    4.3h

    22:10

    PVG

    SMTWTFS

  9. MU213

    China Eastern Airlines

    09:40

    PVG

    12.3h

    15:00

    LGW

    SMTWTFS

  10. PG104

    Bangkok Airways

    08:00

    USM

    1.3h

    09:15

    BKK

    SMTWTFS
    Search

  11. MU542

    China Eastern Airlines

    13:35

    BKK

    4.5h

    19:05

    PVG

    SMTWTFS

  12. MU201

    China Eastern Airlines

    00:55

    PVG

    12.8h

    06:40

    LGW

    SMTWTFS

  13. TR641

    Scoot

    08:55

    USM

    1.8h

    11:45

    SIN

    SMTWTFS
    Search

  14. CA970

    Air China

    23:55

    SIN

    6.2h

    06:05

    PEK

    SMTWTFS

  15. CA855

    Air China

    16:15

    PEK

    11.3h

    20:30

    LHR

    SMTWTFS

  16. TR641

    Scoot

    08:55

    USM

    1.8h

    11:45

    SIN

    SMTWTFS
    Search

  17. TR720

    Scoot

    01:30

    SIN

    11.8h

    08:20

    ATH

    SMTWT-S

  18. W95746

    Wizz Air UK

    23:15

    ATH

    4.1h

    01:20

    LGW

    -M-W-F-

  19. TR641

    Scoot

    08:55

    USM

    1.8h

    11:45

    SIN

    SMTWTFS
    Search

  20. MH602

    Malaysia Airlines

    06:20

    SIN

    1.3h

    07:40

    KUL

    SMTWTF-

  21. MH004

    Malaysia Airlines

    09:50

    KUL

    13.8h

    16:35

    LHR

    SMTWTFS

  22. PG259

    Bangkok Airways

    11:10

    USM

    1.0h

    12:10

    HKT

    SMTWTFS
    Search

  23. CZ6064

    China Southern Airlines

    16:40

    HKT

    3.7h

    21:20

    CAN

    SMTWTFS

  24. CZ303

    China Southern Airlines

    13:05

    CAN

    13.2h

    18:15

    LHR

    SMTWTFS

  25. PG259

    Bangkok Airways

    11:10

    USM

    1.0h

    12:10

    HKT

    SMTWTFS
    Search

  26. WY832

    Oman Air

    20:20

    HKT

    6.3h

    23:35

    MCT

    SM-W-F-

  27. WY101

    Oman Air

    14:15

    MCT

    7.9h

    19:10

    LHR

    SMTWTFS

  28. PG401

    Bangkok Airways

    15:50

    USM

    1.0h

    16:50

    HKT

    SMTWTFS
    Search

  29. WY832

    Oman Air

    20:20

    HKT

    6.3h

    23:35

    MCT

    SM-W-F-

  30. WY101

    Oman Air

    14:15

    MCT

    7.9h

    19:10

    LHR

    SMTWTFS
Find more flights and airlines

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

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to London from Koh Samui have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Koh Samui (USM) to London (LON) the cheapest?

    Airlines adjust prices for flights from Koh Samui to London based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Koh Samui (USM) to London (LON) cost?

    According to Trip.com's data, the lowest price is around €784.

  • What is the transportation method from the main airport to downtown in London?

    • The distance from Heathrow Airport to downtown is about 23 km, by taxi about 40 minutes.
    • The distance from London Gatwick Airport to downtown is about 39 km, by taxi about 50 minutes.
    • The distance from London Luton Airport to downtown is about 44 km, by taxi about 1 hour.

  • How many airports are there in London (LON)?

How to find a cheap flight from Koh Samui to London

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Being flexible with your dates to get the cheapest Koh Samui to London ticket.
Tap "Date" on flight search bar to scan through the calender for Koh Samui to London airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Wed, Apr 9 at €537 for one-way flights.
2
Compare cheap Koh Samui to London flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Koh Samui to London. The cheapest airline operating is EVA Air.
3
Set up a Price Alert
By setting up a Price Alert for your Koh Samui to London route, you can easily track the price of your airline tickets from without manually checking every day.
4
Don't miss cheap Koh Samui to London flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Koh Samui to London to get exclusive deals for you.

Flight Info | Koh Samui to London

Cheapest direct flight price€536
Off-season for travelMay
Peak season for travelNovember
Flight distance9,874.84 km
Popular airlineEVA Air

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