Cheap flights from Koh Samui to Heathrow

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How to find the cheapest flight from
Koh Samui (USM) to Heathrow (LHR)

All the information you need to plan the best USM to LHR flight in 2021: compare Koh Samui to Heathrow flight prices with the expected peak season, weather and rainfall in Heathrow.
What is the cheapest month to fly from Koh Samui to London Heathrow Airport?

Our data shows that July tends to be the cheapest month to fly to London Heathrow Airport from Koh Samui. Users have commonly found prices around ฿30,921 for the month, but tickets can be as low as ฿22,844. Due to multiple factors, prepare for potentially higher prices in January.

When is the cheapest time to fly from Koh Samui to London Heathrow Airport (USM - LHR)?

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

Cheap flights from Koh Samui to Heathrow in October, November 2021

The best prices found for USM to LHR flights in October, November
19 Nov - 26 Nov
฿22,644pp
USM
Koh Samui
Etihad Airways
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Etihad Airways
     
3 STOPS
USM
Koh Samui
19 Nov - 26 Nov
฿23,578pp
USM
Koh Samui
Multiple airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
USM
Koh Samui
19 Nov - 26 Nov
฿23,645pp
USM
Koh Samui
Multiple airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
USM
Koh Samui

Koh Samui to Heathrow 2021 flight deals

Cheap flights to Heathrow from Koh Samui found for this year
19 Nov - 26 Nov
฿22,644pp
USM
Koh Samui
Etihad Airways
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Etihad Airways
     
3 STOPS
USM
Koh Samui
19 Nov - 26 Nov
฿23,578pp
USM
Koh Samui
Multiple airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
USM
Koh Samui
19 Nov - 26 Nov
฿23,645pp
USM
Koh Samui
Multiple airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
USM
Koh Samui

One-way flights to Heathrow from Koh Samui

The cheapest one-way flights from Koh Samui to Heathrow
09:30 - 01:20
Multiple Airlines
1 stop
22h 50m
USM - LHR
Multiple Airlines
฿20,110
FlightNetwork
13:00 - 03:05
Multiple Airlines
2 stops
21h 05m
USM - LHR
Multiple Airlines
฿14,841
mytrip.com
14:40 - 15:40
Multiple Airlines
2 stops
32h 00m
USM - LHR
Multiple Airlines
฿31,515
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Koh Samui</span> to <span class="emphasized">Heathrow</span> flights.

Flight FAQs

From Koh Samui to Heathrow

What airport do you fly from for flights from Koh Samui to London Heathrow?

Most people fly from Koh Samui (USM) if they book a flight from Koh Samui to London Heathrow. On average, Ko Samui has 0 outbound flights to London Heathrow per day from 1 airline. Koh Samui is conveniently located just 3.3 km from Koh Samui’s city centre.

Which airlines flying from Koh Samui to London Heathrow have flexible changes due to COVID-19?

Some of our airline partners flying from Koh Samui to London Heathrow have new flexible policies in place due to COVID-19. British Airways is one of the carriers where you may find flexible change policies. You can use our site to filter for airlines like British Airways with this kind of flexibility.

Can I find flights from Koh Samui to London Heathrow Airport for under ฿22,700 on Cheapflights?

Yes, there are multiple flights from Koh Samui to London Heathrow Airport for under ฿22,700. The cheapest flight booked recently is on Etihad Airways for just ฿22,644, but on average you can expect to pay ฿28,647.

What are the cheapest airlines flying from Koh Samui to London Heathrow Airport return?

Currently priced at ฿22,644, Etihad Airways will fly you from Koh Samui to London Heathrow Airport and back. In addition to Etihad Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Emirates and Finnair - these airlines can fly you to your destination from ฿27,914 and ฿87,742, respectively. Etihad Airways is priced at 26% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest flights from Koh Samui to London Heathrow Airport?

Looking at all options, your cheapest flight can be booked for ฿21,049. While the most popular route (Koh Samui - London Heathrow) can be booked for ฿22,644 on average our data indicates ฿25,926 when flying from Koh Samui to London Heathrow Airport

COVID Restrictions

View COVID Travel Restrictions for Heathrow (LHR)

Do I need a COVID test to fly to Heathrow from Koh Samui?

Information is based on travel restrictions from Koh Samui to London Heathrow

Most visitors from Koh Samui need to provide a negative COVID-19 test result and/or quarantine to enter London Heathrow.

COVID-19 testing requirements
Visitors from Koh Samui must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London Heathrow.

Quarantine requirements
Visitors from Koh Samui are not required to quarantine after entering London Heathrow.

Documents
Mandatory passenger locator form - Submit the form any time in the 48 hours before arriving in the UK. Show the form when checking in your plane, train or ferry to the UK.

Managed quarantine package for Scotland - All travelers arriving directly to Scotland are required to book their Managed Quarantine Package prior to travel.

COVID-19 testing package - All travelers must book and pay for a COVID-19 Testing Package prior to travel to England and Scotland.


Do I need a test to fly back to Koh Samui from Heathrow?

Returning to Koh Samui from London Heathrow

COVID-19 testing requirements
Visitors from London Heathrow must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Koh Samui.

Quarantine requirements
Visitors from London Heathrow are not required to quarantine after entering Koh Samui.

Hide COVID Travel Restrictions for Heathrow (LHR)

Alternative routes for Koh Samui to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Heathrow

Things to know before you go - useful duration and weather info for your trip from Koh Samui to Heathrow.
Today's exchange rate
฿1 = £0.03
Average temperature for October in Heathrow
16.0 °C
Avg rainfall for October in Heathrow
66.0 mm

Airports servicing Koh Samui

Airports servicing London

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