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London To Ko Samui Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller(s)

Economy

June
July
August
September
October
November
December
January
February
March
April

November is by far the best month, wherein you can get cheapest flights for London to Ko Samui. Meanwhile, December is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

Things to know
arrow One Way Fare
July

July- During this month the footfall is less so, the flight is gradually inexpensive.

round Round Trip Fare
July

July - is the cheapest month to book round trip flights.

Cheaper Fare
£ 720

Cheapest Fare- Currently, this is the fare price based on the current demand.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From London To Ko Samui

Cheapest
Etihad Airways
Etihad Airways

LHR

09:30

London

London Heathrow Airport

Thu , 19 Jun 2025

20h 25m
ellipse
2 Stop

USM

11:55

Ko Samui

Samui Airport

Fri, 20 Jun 2025

£780
EVA Air
EVA Air

LHR

21:35

London

London Heathrow Airport

Thu , 19 Jun 2025

14h 55m
ellipse
1 Stop

USM

18:30

Ko Samui

Samui Airport

Fri, 20 Jun 2025

£795
Qatar Airways
Qatar Airways

LHR

21:55

London

London Heathrow Airport

Thu , 19 Jun 2025

27h 40m
ellipse
2 Stop

USM

07:35

Ko Samui

Samui Airport

Sat, 21 Jun 2025

£854
Cathay Pacific airways
Cathay Pacific airways

LHR

18:20

London

London Heathrow Airport

Thu , 19 Jun 2025

18h 15m
ellipse
1 Stop

USM

18:35

Ko Samui

Samui Airport

Fri, 20 Jun 2025

£947
Thai Airways
Thai Airways

LHR

21:25

London

London Heathrow Airport

Thu , 19 Jun 2025

14h 20m
ellipse
1 Stop

USM

17:45

Ko Samui

Samui Airport

Fri, 20 Jun 2025

£957
Etihad Airways
Etihad Airways

LHR

21:45

London

London Heathrow Airport

Thu , 19 Jun 2025

17h 50m
ellipse
2 Stop

USM

21:35

Ko Samui

Samui Airport

Fri, 20 Jun 2025

£1038
Malaysia Airlines
Malaysia Airlines

LHR

21:35

London

London Heathrow Airport

Thu , 19 Jun 2025

28h 00m
ellipse
2 Stop

USM

07:35

Ko Samui

Samui Airport

Sat, 21 Jun 2025

£1046
Lufthansa
Lufthansa

LHR

17:50

London

London Heathrow Airport

Thu , 19 Jun 2025

21h 20m
ellipse
2 Stop

USM

21:10

Ko Samui

Samui Airport

Fri, 20 Jun 2025

£1107
Austrian Airlines
Austrian Airlines

LHR

19:30

London

London Heathrow Airport

Thu , 19 Jun 2025

16h 15m
ellipse
2 Stop

USM

17:45

Ko Samui

Samui Airport

Fri, 20 Jun 2025

£1274
British Airways
British Airways

LHR

21:20

London

London Heathrow Airport

Thu , 19 Jun 2025

17h 50m
ellipse
1 Stop

USM

21:10

Ko Samui

Samui Airport

Fri, 20 Jun 2025

£1423
Emirates
Emirates

LHR

09:05

London

London Heathrow Airport

Thu , 19 Jun 2025

20h 35m
ellipse
2 Stop

USM

11:40

Ko Samui

Samui Airport

Fri, 20 Jun 2025

£2100
ellipse

Find the Lowest Airfare London to Ko Samui

Cheapest Fares
Fare
Date
Airline
Departure
Lowest Airfare
£720
12 June 2025
Swiss
13:05 PM
Cheapest Airfare Within 30 Days
£660
02 July 2025
Etihad Airways
21:45 PM
Cheapest Airfare Within 90 Days
£660
02 July 2025
Etihad Airways
21:45 PM
ellipse

Early Morning Flight London to Ko Samui

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Cheapest Flight
Found
£1278
group
Average Flight
Time
20h 45m
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Date/Time
19 Jun 2025
05:30 AM
plane
Airlines
Turkish Airlines
Ellipse

Late Night Flight London to Ko Samui

wallet
Cheapest Flight
Found
£854
group
Average Flight
Time
27h 40m
calendar
Date/Time
19 Jun 2025
21:55 PM
plane
Airlines
Qatar Airways

Flights from London to Ko Samui with Easemytrip

Flying from London to Ko Samui has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between London to Ko Samui is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between London Heathrow Airport (LHR) and Samui Airport (USM). You can expect a flight distance of approximately 9895 km, and most direct services cover it in around 01:35.

Let’s take a closer look at everything you need to know before booking your flight from London to Ko Samui.

Travel Overview: London to Ko Samui

Flight Details Information
Route Distance 9895 km
Average Flight Time 01:35 hrs
Departure Airport London Heathrow Airport (LHR)
Arrival Airport Samui Airport (USM)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights NO
Common Airlines Etihad Airways, EVA Air, Qatar Airways, Cathay Pacific airways

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

Read more

FAQs about flights from London to Ko Samui

Are there direct flights from London to Ko Samui?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?