Cheap flights from Koh Samui to London

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

All the information you need to plan the best USM to LON flight in 2021: compare Koh Samui to London flight prices with the expected peak season, weather and rainfall in London.
USM - LON
Price
฿690 - ฿1,867
LON
Temperature
4 - 17 °C
LON
Precipitation
40 - 70 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

฿22,850

From Koh Samui to London (LON)

One-way from

฿9,603

One-way flight from Koh Samui to London (LON)

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?

Tuesday 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.

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

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

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

July can be a great time to fly to London from Koh Samui with a flight ticket averaging about ฿30,703. Cheapflights users have found deals in the month of July for as cheap as ฿22,684. The most expensive prices can be found in the month of January.

Koh Samui to London 2021 flight deals

Cheap flights to London from Koh Samui found for this year
29 Dec - 12 Jan
฿101,001pp
USM
Koh Samui
Emirates
   
2 STOPS
LGW
London Gatwick
LGW
London Gatwick
Emirates
   
2 STOPS
USM
Koh Samui
29 Dec - 12 Jan
฿108,022pp
USM
Koh Samui
Emirates
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Emirates
   
2 STOPS
USM
Koh Samui

One-way flights to London from Koh Samui

The cheapest one-way flights from Koh Samui to London
14:40 - 14:30
British Airways
1 stop
29h 50m
USM - LHR
British Airways
฿18,909
11:00 - 13:05
Multiple Airlines
2 stops
32h 05m
USM - LHR
Multiple Airlines
฿9,603
Kiwi.com
04:00 - 04:40
Multiple Airlines
2 stops
30h 40m
USM - LGW
Multiple Airlines
฿12,849
Kiwi.com

Related info for your journey

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

Flight FAQs

From Koh Samui to London

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

For a flight from Koh Samui to London, you will be flying from Ko Samui. Koh Samui (USM) is just 3.3 km from the centre of the city. Ko Samui is the only Koh Samui airport and it handles 0 outbound flights to London per day. 1 airline has flights to London from Koh Samui on a regular basis.

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.

Can I find flights from Koh Samui to London for under ฿24,600 on Cheapflights?

Yes, there are multiple flights from Koh Samui to London for under ฿24,600. The cheapest flight booked recently is on Etihad Airways for just ฿24,505, but on average you can expect to pay ฿37,685.

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

Currently priced at ฿24,505, Etihad Airways will fly you from Koh Samui to London and back. In addition to Etihad Airways, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Emirates for as low as ฿31,824. Etihad Airways is 20% cheaper than the average price of flights available within the next 90 days to this destination.

What are the most popular routes from Koh Samui to London?

When deciding which route to take from Koh Samui to London, consider Koh Samui - London Heathrow, Koh Samui - London City or Koh Samui - London Gatwick, as they are the most popular.

What are the cheapest flights from Koh Samui to London?

On average you can expect to pay ฿22,568 for a flight from Koh Samui to London. The cheapest flight overall is ฿22,568 while the most popular route, (Koh Samui - London Heathrow) is currently priced at ฿24,538.

COVID Restrictions

View COVID Travel Restrictions for London, England

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

Information is based on travel restrictions from Koh Samui to London

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

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.

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

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 London?

Returning to Koh Samui from London

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

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

Hide COVID Travel Restrictions for London, England

Destination information for London

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

Airports servicing Koh Samui

Airports servicing London

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

Popular flight searches

Check out other popular destinations found by fellow travellers in 2021.
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