Cheap flights from Koh Samui to Heathrow

Return
Economy
Koh Samui (USM)
London (LHR)
Depart
Return
Any month
|

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.
How far in advance should I book a flight from Koh Samui to Heathrow?

Users have found that booking a flight from Koh Samui to Heathrow at least 38 days early can save you up to 13% on average compared to booking a flight this week. If booking 38 days before your flight isn’t an option for you, users have found flights from Koh Samui to Heathrow for as little as ฿23,294 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as ฿25,871 for flights departing within the next 3 days.

What is the cheapest month to fly from Koh Samui to Heathrow?

March is one of the best times of the year to fly to Heathrow from Koh Samui. Prices for March average ฿22,727 per person but you can even find prices for as low as ฿16,368. The most expensive prices can be found in the month of December. Opting for a March flight can save you 7% on your journey compared to booking in March

Koh Samui to Heathrow 2021 flight deals

Cheap flights to Heathrow from Koh Samui found for this year
17 Dec - 2 Jan
฿23,759pp
USM
Koh Samui
Multiple airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
USM
Koh Samui
10 Dec - 24 Dec
฿27,207pp
USM
Koh Samui
Etihad Airways
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Etihad Airways
   
2 STOPS
USM
Koh Samui
11 Nov - 13 Nov
฿28,076pp
USM
Koh Samui
โอมานแอร์
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
โอมานแอร์
   
2 STOPS
USM
Koh Samui

One-way flights to Heathrow from Koh Samui

The cheapest one-way flights from Koh Samui to Heathrow
14:55 - 07:35
Etihad Airways
2 stops
22h 40m
USM - LHR
Etihad Airways
฿12,113
Travel2Be
14:20 - 07:35
Etihad Airways
2 stops
23h 15m
USM - LHR
Etihad Airways
฿12,486
Travel2Be
07:00 - 07:30
Multiple Airlines
3 stops
30h 30m
USM - LHR
Multiple Airlines
฿19,412
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.

Does it rain more in Koh Samui or Heathrow?

In Koh Samui, there will be greater rainfall in Koh Samui compared to Heathrow over the next 15 days.

Is Koh Samui weather warmer or cooler than Heathrow?

Temperatures around the 33 °Cs can be experienced in May. The weather in Heathrow is colder than in Koh Samui. Plan for potential changes in flight availability as peak weather approaches in this location.

What are the cheapest airlines to fly from Koh Samui to Heathrow one-way?

For one-way options, check prices for Etihad Airways. According to our data, you can fly for as low as ฿12,113.

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 May in Heathrow
18.0 °C
Avg rainfall for May in Heathrow
48.0 mm

Airports servicing Koh Samui

Airports servicing London

Popular flight searches

Check out other popular destinations found by fellow travellers in 2021.
Home Europe United Kingdom London Heathrow Cheap flights from Koh Samui to Heathrow
  • Return
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First