Cheap flights from Koh Samui to London

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How to find the cheapest flight from
Koh Samui (USM) to London (LON)

USM - LON
Price
฿ 20,713 - ฿ 56,044
LON
Temperature
9 - 23 °C
LON
Rainfall
35 - 71 mm

Popular in

January

High demand for flights, 50% potential price rise

Cheapest in

July

Best time to find cheap flights, 26% potential price drop

Round-trip from

฿ 20,713

From Koh Samui to London

One-way from

฿ 11,767

One-way flight from Koh Samui to London

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Koh Samui to London?

Sunday flights are found to be more expensive to fly from Koh Samui to London. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London.

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

Find a great deal and save up to 13% by booking at least 38 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Koh Samui to London within the next two weeks, with the cheapest ticket starting at ฿ 22,514.

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

March can be a great time to fly to London from Koh Samui with a flight ticket averaging about ฿ 21,966. Cheapflights users have found deals in the month of March for as cheap as ฿ 15,820. The most expensive prices can be found in the month of December.

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

A simple way to save on the total cost of your ticket is to fly from Koh Samui to London in the afternoon. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the morning.

Cheap flights from Koh Samui to London in January, February 2021

The best prices found for USM to LON flights in January, February
19 Jan - 2 Feb
฿ 85,702pp
USM
Koh Samui
Emirates
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Emirates
   
2 STOPS
USM
Koh Samui
19 Jan - 2 Feb
฿ 92,006pp
USM
Koh Samui
Emirates
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Emirates
   
2 STOPS
USM
Koh Samui

Koh Samui to London 2021 flight deals

Cheap flights to London from Koh Samui found for this year
7 Apr - 11 Apr
฿ 28,487pp
USM
Koh Samui
Emirates
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Emirates
   
2 STOPS
USM
Koh Samui
29 May - 2 Jun
฿ 28,848pp
USM
Koh Samui
Qatar Airways
   
2 STOPS
LGW
London Gatwick
LGW
London Gatwick
Qatar Airways
   
2 STOPS
USM
Koh Samui
7 Apr - 11 Apr
฿ 30,108pp
USM
Koh Samui
Qatar Airways
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Qatar Airways
   
2 STOPS
USM
Koh Samui

One-way flights to London from Koh Samui

The cheapest one-way flights from Koh Samui to London
14:55 - 15:25
EVA Air
1 stop
30h 30m
USM - LHR
EVA Air
฿ 22,454
DreamWorldTravel
12:00 - 02:30
Multiple Airlines
2 stops
20h 30m
USM - LHR
Multiple Airlines
฿ 11,768
Travel2Be
06:05 - 03:20
Multiple Airlines
2 stops
27h 15m
USM - LCY
Multiple Airlines
฿ 16,360
Travel2Be

Related info for your journey

Useful info, stats and facts about Koh Samui to London flights.

Flight FAQs

From Koh Samui to London

Can I find flights from Koh Samui to London for under ฿ 30,018 on Cheapflights?

Yes, there are multiple flights from Koh Samui to London for under ฿ 30,018. The cheapest flight booked recently is on Emirates for just ฿ 28,487, but on average you can expect to pay ฿ 29,388.

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

Some of our airline partners flying from Koh Samui to London 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.

Are there direct flights from Koh Samui to London for under ฿ 27,017 on Cheapflights?

There are no direct flights from Koh Samui to London, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Is Koh Samui weather warmer or cooler than London?

You can imagine temperatures to be in the 33 °C range in May. The weather in London is generally colder than Koh Samui's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long does is the flight from Koh Samui to London?

There are many flights that can get you from Koh Samui to London in 23h 50m. Fly via Qatar Airways or Emirates to get the fastest option. Both multi-stop and direct flights can be found to your destination and back.

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

Flying on Emirates is currently your cheapest option to London, with prices starting at ฿ 28,488. Another option worth looking into is Qatar Airways, starting at ฿ 28,848 return.

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

฿ 22,454 is the cheapest one-way deal found within the past few days, from EVA Air.

Destination information for London

Things to know before you go. Useful info for your trip from Koh Samui to London
Today's exchange rate
฿ 1 = £ 0.03
Average temperature for January in London
9.0 °C
Avg rainfall for January in London
52.0 mm

Airports servicing Koh Samui

Airports servicing London

Gatwick (LGW)
City (LCY)
Stansted (STN)
Luton (LTN)
Southend (SEN)

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