$655 Cheap Qatar Airways flights London (LGW) to Samui Intl. Airport (USM)

View $655 flight on Wed, Sep 24, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$655 Cheap Qatar Airways flights London (LGW) to Samui Intl. Airport (USM)

Prices were available within the past 7 days and start at $655 for one-way flights and $1,219 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Wed, Oct 1 - Wed, Oct 15
LGW
London
USM
Koh Samui
$1,219 Roundtrip, just found
$1,219
Roundtrip
just found
Select Qatar Airways flight, departing Wed, Oct 1 from London to Koh Samui, returning Wed, Oct 15, priced at $1,219 just found
Qatar Airways
Sat, Sep 6 - Fri, Sep 19
LGW
London
USM
Koh Samui
$1,272 Roundtrip, found 1 day ago
$1,272
Roundtrip
found 1 day ago
Select Qatar Airways flight, departing Sat, Sep 6 from London to Koh Samui, returning Fri, Sep 19, priced at $1,272 found 1 day ago
Flights from London (LGW) to Samui Intl. Airport (USM)
Origin airport
Gatwick
Destination airport
Samui Intl. Airport
Airlines serving
British Airways, Qatar Airways, Singapore Airlines, Thai Airways International, Turkish Airlines
Popular airline
Singapore Airlines
Distance
6141 mi

Frequently asked questions

How much is a Qatar Airways flight from Gatwick Airport (LGW) to Ko Samui Airport (USM)?
You can find affordable round-trip Qatar Airways flights from $1,219 from LGW to USM by organizing your results from "Price (lowest to highest)" on Expedia. Or search for deals from $655 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from LGW to USM with Qatar Airways?
Look for return or one-way flights to Koh Samui in October or September. You could find cheaper fares with Qatar Airways during these off-peak times.
What is the cheapest time to book flights from Gatwick Airport (LGW) to Ko Samui Airport (USM) with Qatar Airways?
Search for Qatar Airways flights from LGW to USM about one month before you want to go. The most affordable time to book an international flight is generally 18 to 29 days ahead of your travel date when you can save 17% versus booking four to five months in advance. No matter your fare class and itinerary, the best day to book international airfare is usually Sunday. Friday can be the most expensive. Passengers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Qatar Airways fly nonstop from Gatwick Airport (LGW) to Ko Samui Airport (USM)?
To see if there's a direct trip from LGW to USM with Qatar Airways or any other airlines, select the "Nonstop" filter when browsing for flights.
What is the earliest Qatar Airways flight from LGW to USM?
Filter your results by "Morning" and "Early Morning" to find the earliest departures from LGW to USM. Heading off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Qatar Airways fly into in Koh Samui?
Ko Samui Airport (USM) is the primary Koh Samui gateway for Qatar Airways flights from Gatwick Airport (LGW).
What kind of luggage can I take on a Qatar Airways flight from Gatwick Airport (LGW) to Ko Samui Airport (USM)?
On a standard economy flight with Qatar Airways from LGW to USM, passengers can bring 2 checked-in bags up to 50 lb with dimensions no larger than 118 inches in total. For hand luggage, you can have 1 cabin bag weighing up to 33 lb and measuring less than 19 inches x 14 inches x 9 inches. Size and weight restrictions can differ depending on your cabin class and fare type. To make sure you're not hit with extra charges at the terminal, double-check your Qatar Airways booking or go to the airline's website before loading up your suitcase.
Why fly with Qatar Airways from LGW to USM?
Offering a rewarding loyalty program and an excellent in-flight experience, Qatar Airways is a favorite for many passengers heading from LGW to USM. What's more, if you're a Qatar Privilege Club and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Qatar Airways flight from Gatwick Airport (LGW) to Ko Samui Airport (USM)?
In most cases, you can change or cancel your flight, although additional fees may apply if you made your booking more than 24 hours ago. Need flexible options? Use Expedia's "Changes included" and "No cancel fee" filters to find flights that won't penalize you if you need to revise your plans. To make changes, head to "Trips," select your flight and click on "Manage Booking" for more details.

Explore a world of travel with Expedia

*Available to One Key members.