Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Koh Samui to London Heathrow Airport from £263

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Koh Samui to London Heathrow Airport departing on 15/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
'This year, momondo is the #1 place for airfares on the internet.'
Voted winner of Europe's Best Travel App 2023
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Koh Samui to London

Cheap return flights

These are some of the best return flight deals from Koh Samui to London that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Koh Samui to London.

Cheap last-minute flights

Planning a quick getaway from Koh Samui to London? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Koh Samui to London

Find recent round-trip train or bus tickets from Koh Samui to London.

All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.
09:20 - 19:20USM-LHR
17h 00m1 stop
21:20 - 20:40LHR-USM
16h 20m1 stop
Thu, 5 Dec - Sat, 7 Dec
08:20 - 19:20USM-LHR
18h 00m1 stop
21:20 - 20:40LHR-USM
16h 20m1 stop
£977EVA Air
Find Deal
Thu, 5 Dec - Sat, 7 Dec
19:00 - 12:15USM-LHR
24h 15m2 stops
14:15 - 18:25LHR-USM
21h 10m2 stops
£990Qatar Airways
Find Deal
Wed, 11 Dec - Tue, 31 Dec
21:30 - 17:25USM-LHR
26h 55m2 stops
14:15 - 17:30LHR-USM
20h 15m2 stops
£996Qatar Airways
Find Deal
Thu, 5 Dec - Sat, 7 Dec
13:25 - 06:45USM-LHR
24h 20m2 stops
09:00 - 18:15LHR-USM
26h 15m2 stops
£1,017Etihad Airways
Find Deal
Thu, 5 Dec - Sat, 7 Dec
21:05 - 06:40USM-LHR
16h 35m1 stop
21:00 - 07:40LHR-USM
27h 40m2 stops
£1,024
Find Deal
Wed, 11 Dec - Tue, 31 Dec
19:00 - 12:05USM-LHR
24h 05m2 stops
09:00 - 18:15LHR-USM
26h 15m2 stops
£1,099Etihad Airways
Find Deal
Sat, 14 Dec - Sat, 21 Dec
21:30 - 19:20USM-LHR
28h 50m1 stop
21:20 - 18:40LHR-USM
14h 20m1 stop
£1,294EVA Air
Find Deal
Mon, 30 Dec - Mon, 6 Jan
11:40 - 06:20USM-LHR
25h 40m1 stop
17:50 - 20:55LHR-USM
20h 05m2 stops
£1,664Cathay Pacific
Find Deal
Thu, 5 Dec - Sat, 7 Dec
11:40 - 06:20USM-LHR
25h 40m1 stop
17:50 - 20:55LHR-USM
20h 05m2 stops
£1,665Cathay Pacific
Find Deal
Thu, 5 Dec - Sat, 7 Dec
18:15 - 18:15USM-LHR
31h 00m2 stops
Sun, 15 Dec
15:35 - 18:15USM-LHR
33h 40m2 stops
Wed, 27 Nov
06:45 - 13:55USM-LHR
38h 10m2 stops
Wed, 27 Nov
20:30 - 17:30USM-LHR
28h 00m2 stops
Wed, 20 Nov
20:30 - 06:40USM-LHR
17h 10m1 stop
£423Thai Airways
Find Deal
Wed, 20 Nov
20:30 - 06:40USM-LHR
17h 10m1 stop
£424Thai Airways
Find Deal
Wed, 20 Nov
19:10 - 19:20USM-LHR
31h 10m1 stop
£457EVA Air
Find Deal
Tue, 26 Nov
11:40 - 22:00USM-LHR
41h 20m2 stops
£461Qatar Airways
Find Deal
Sun, 12 Jan
19:00 - 22:00USM-LHR
34h 00m2 stops
£597Qatar Airways
Find Deal
Thu, 9 Jan
08:30 - 19:20USM-LHR
17h 50m1 stop
£730EVA Air
Find Deal
Sun, 12 Jan
16:25 - 10:25USM-LHR
25h 00m2 stops
18:40 - 21:05LHR-USM
19h 25m2 stops
Sat, 16 Nov - Fri, 22 Nov
16:25 - 08:05USM-LHR
22h 40m2 stops
18:40 - 21:05LHR-USM
19h 25m2 stops
Sat, 16 Nov - Tue, 26 Nov
13:25 - 08:05USM-LHR
25h 40m2 stops
17:50 - 21:05LHR-USM
20h 15m2 stops
Sat, 16 Nov - Sat, 23 Nov
16:25 - 08:05USM-LHR
22h 40m2 stops
18:40 - 21:05LHR-USM
19h 25m2 stops
Sat, 16 Nov - Mon, 25 Nov
19:25 - 09:55USM-LHR
45h 30m2 stops
10:55 - 12:55LHR-USM
19h 00m1 stop
Sat, 16 Nov - Sun, 24 Nov
16:25 - 10:25USM-LHR
25h 00m2 stops
12:05 - 13:30LHR-USM
18h 25m2 stops
£1,007
Find Deal
Sat, 16 Nov - Wed, 20 Nov
13:25 - 06:15USM-LHR
23h 50m1 stop
20:10 - 18:15LHR-USM
39h 05m1 stop
£1,155Qantas Airways
Find Deal
Sat, 16 Nov - Sat, 23 Nov
13:25 - 06:15USM-LHR
23h 50m1 stop
20:10 - 21:05LHR-USM
17h 55m1 stop
£1,177Qantas Airways
Find Deal
Sat, 16 Nov - Tue, 26 Nov
16:25 - 05:25USM-LHR
20h 00m1 stop
18:55 - 18:15LHR-USM
16h 20m1 stop
£1,229British Airways
Find Deal
Sat, 16 Nov - Wed, 20 Nov
13:25 - 06:15USM-LHR
23h 50m1 stop
20:10 - 21:05LHR-USM
17h 55m1 stop
£1,247Qantas Airways
Find Deal
Sat, 16 Nov - Fri, 22 Nov

EVA Air flights from Koh Samui to London Heathrow Airport

Our best EVA Air deals on Koh Samui to London Heathrow Airport flight tickets
EVA Air
5 Dec
USM08:20Ko Samui
18h 00m
1 stop
LHR19:20London Heathrow
7 Dec
LHR21:20London Heathrow
16h 20m
1 stop
USM20:40Ko Samui
EVA Air
30 Dec
USM21:30Ko Samui
28h 50m
1 stop
LHR19:20London Heathrow
6 Jan
LHR21:20London Heathrow
14h 20m
1 stop
USM18:40Ko Samui

Qatar Airways flights from Koh Samui to London Heathrow Airport

Our best Qatar Airways deals on Koh Samui to London Heathrow Airport flight tickets
Qatar Airways
11 Dec
USM19:00Ko Samui
24h 15m
2 stops
LHR12:15London Heathrow
31 Dec
LHR14:15London Heathrow
21h 10m
2 stops
USM18:25Ko Samui
Qatar Airways
5 Dec
USM21:30Ko Samui
26h 55m
2 stops
LHR17:25London Heathrow
7 Dec
LHR14:15London Heathrow
20h 15m
2 stops
USM17:30Ko Samui

How to get the cheapest flight ticket from Koh Samui to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart Koh Samui for London Heathrow Airport?

Monday. The cheapest day of the week is usually Monday. The most expensive is usually Wednesday.

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

In the afternoon. Koh Samui to London Heathrow Airport flights are approximately 13% more expensive in the morning than in the afternoon

Can stopping save me money on Koh Samui to London Heathrow Airport flights?

You could potentially save up to 37% on your flight if you consider stops on a Koh Samui to London Heathrow Airport flight.

How have Koh Samui to London Heathrow Airport flight prices changed over time?

As of November 2024, prices for Koh Samui to London Heathrow Airport flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from Koh Samui to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Koh Samui to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Koh Samui to London Heathrow Airport (USM to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Koh Samui to London Heathrow Airport

Best price found

£263

Fastest flight time

16h 35m

Direct flights

None
The best one-way flight to London Heathrow Airport from Koh Samui in the past 72 hours is £263. The best return flight deal from Koh Samui to London Heathrow Airport found on momondo in the last 72 hours is £976.
The fastest flight from Koh Samui to London Heathrow Airport takes 16h 35m
There are no direct flights from Koh Samui to London Heathrow Airport. Popular non-direct route for this connection is Ko Samui Airport - London Heathrow Airport.

  • How far is Ko Samui to London Heathrow by plane?

    The straight-line distance from Ko Samui to London Heathrow is 6145.4 mi. Typically, this will take 16h 35m by plane in normal conditions.

  • When did momondo last update prices for flights from Ko Samui Airport to London Heathrow Airport?

    Prices for flights from Ko Samui Airport to London Heathrow Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Ko Samui Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ko Samui Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Why use momondo?

Why should I use momondo to find a flight deal from Koh Samui to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Koh Samui to London. momondo saves you time and could save you money on your trip.

Can I find flights from Koh Samui to London with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to London from Koh Samui with this policy.

How can momondo help me find flights from Koh Samui to London?

Once you have performed a search for Koh Samui to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Koh Samui to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Koh Samui are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Wed 20/11
Wed 27/11
Email me momondo's favourite deals

Find better results for your trip to London