How long is the flight from Ko Samui to London City Airport?

Departing from Ko Samui to London City Airport will take you 22h 15m. There are 9854 km between Ko Samui and London City Airport.

In terms of precipitation, rainfall in London City Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London City Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London City Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from USM to LCY?

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

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

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

Can I find deals for flights from Ko Samui to London City that include hotel bookings?

Yes. In addition to deals on Ko Samui to London City flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Ko Samui to London City?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ko Samui to London City.

Can I find deals for business class flights from Ko Samui to London City?

Yes. Cheapflights offers flight deals from Ko Samui to London City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

฿21,753+ Cheap Flights from Ko Samui to London City Airport

Cheap flight deals from Ko Samui to London City

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Ko Samui to London City
Explore the most affordable flight options available from Ko Samui to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2026.

Mon 12/1008:45 -

2 stops29h 55m

Mon 19/1013:10 -

2 stops17h 35m

Deal found 28/8฿48,987

Thu 8/1016:25 -

2 stops22h 15m

Thu 15/1013:10 -

2 stops17h 35m

Deal found 26/8฿50,274

Sun 6/916:25 -

2 stops23h 05m

Wed 9/917:50 -

2 stops18h 25m

Deal found 26/8฿56,810

Thu 24/909:15 -

2 stops29h 25m

Thu 8/1013:10 -

2 stops17h 35m

Deal found 28/8฿57,536

Thu 24/909:15 -

2 stops29h 25m

Sat 10/1012:15 -

2 stops19h 30m

Deal found 28/8฿63,313

Sat 19/1216:25 -

2 stops27h 15m

Fri 1/113:30 -

2 stops21h 00m

Deal found 26/8฿64,468

Thu 27/811:55 -

2 stops26h 45m

Sun 30/814:20 -

2 stops16h 25m

Deal found 26/8฿72,159

Fri 28/816:25 -

2 stops22h 00m

Tue 8/918:05 -

2 stops21h 05m

Deal found 27/8฿74,107

Tue 1/911:55 -

2 stops26h 00m

Sat 5/912:10 -

2 stops21h 00m

Deal found 26/8฿95,233

Find flight deals from Ko Samui to London City

Round-trip from	฿48,987
One-way from	฿21,753
Popular in	April
Cheapest in	August
Average price	฿22,711

สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
12/10-19/10
4 total stops
47h 30m total
Ko Samui to London

Search Deals

9/10
3 total stops
28h 40m total
Ko Samui to London

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (฿263,222 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease (฿111,736 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ko Samui to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

Ko SamuiLondon

USM Ko Samui - LCY London City

USMLCY

Ko Samui

Thu 8/10

16:25-08:40

2 stops22h 15m

London City

Thu 15/10

13:10-12:45

2 stops17h 35m

฿50,274

Ko SamuiLondon

USM Ko Samui - LCY London City

USMLCY

Ko Samui

Thu 24/9

09:15-08:40

2 stops29h 25m

London City

Thu 8/10

13:10-12:45

2 stops17h 35m

฿57,536

Ko SamuiLondon

USM Ko Samui - LCY London City

USMLCY

Ko Samui

Thu 24/9

09:15-08:40

2 stops29h 25m

London City

Sat 10/10

12:15-13:45

2 stops19h 30m

฿63,313

Ko SamuiLondon

USM Ko Samui - LCY London City

USMLCY

Ko Samui

Sat 19/12

16:25-12:40

2 stops27h 15m

London City

Fri 1/1

13:30-17:30

2 stops21h 00m

฿64,468

Cheapest one-way

Ko SamuiLondon

USM Ko Samui - LCY London City

USMLCY

Ko Samui

Tue 13/10

20:35-17:25

3 stops26h 50m

฿21,886

Ko SamuiLondon

USM Ko Samui - LCY London City

USMLCY

Ko Samui

Fri 11/9

06:00-07:55

3 stops31h 55m

฿25,352

Ko SamuiLondon

USM Ko Samui - LCY London City

USMLCY

Ko Samui

Fri 4/9

06:00-07:55

3 stops31h 55m

฿27,398

Ko SamuiLondon

USM Ko Samui - LCY London City

USMLCY

Ko Samui

Wed 30/12

18:05-09:15

2 stops22h 10m

฿28,289

Ko SamuiLondon

USM Ko Samui - LCY London City

USMLCY

Ko Samui

Tue 13/10

11:55-07:55

2 stops26h 00m

฿30,237

Ko SamuiLondon

USM Ko Samui - LCY London City

USMLCY

Ko Samui

Thu 10/9

08:45-07:55

2 stops29h 10m

฿40,074

Flights are sorted by cheapest return flights first.

Deals found on 29/8

Showing 1-10 of 13 resultsSorted by cheapest first

Best time to book a flight from Ko Samui to London City

Have a flexible travel schedule? Discover the best time to fly to London City from Ko Samui with our price prediction graph.

USM-LCY

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

What airport do you fly from for flights from Ko Samui to London City?
Most people fly from Ko Samui (USM) if they book a flight from Ko Samui to London City. On average, Ko Samui has 0 outbound flights to London City per day from 0 airlines. Ko Samui is conveniently located just 3.3 km from Ko Samui’s city centre.
How long is the flight from Ko Samui to London City Airport?
Departing from Ko Samui to London City Airport will take you 22h 15m. There are 9854 km between Ko Samui and London City Airport.
Can I find deals for flights from Ko Samui to London City that include hotel bookings?
Yes. In addition to deals on Ko Samui to London City flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ko Samui to London City?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ko Samui to London City.
Can I find deals for business class flights from Ko Samui to London City?
Yes. Cheapflights offers flight deals from Ko Samui to London City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Why should you use Cheapflights to find cheap flight tickets from Ko Samui to London City?

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Can Cheapflights find flights from Ko Samui to London City with no change fees?

Certainly. Search results for flights to London City from Ko Samui shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ko Samui to London City become cheaper?

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Cheap flights from Ko Samui to London City Airport from ฿21,753

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ko Samui to London City

Cheapest flights from Ko Samui to London CityExplore the most affordable flight options available from Ko Samui to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2026.

Explore the most affordable flight options available from Ko Samui to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2026.

Best flights from Ko Samui to London CityDiscover carefully curated flight deals from Ko Samui to London City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2026.

Discover carefully curated flight deals from Ko Samui to London City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2026.

Last-minute flights from Ko Samui to London CityDiscover last-minute flight deals from Ko Samui to London City. Data last updated 29 August 2026 and is based on user searches.

Discover last-minute flight deals from Ko Samui to London City. Data last updated 29 August 2026 and is based on user searches.

One-way flights from Ko Samui to London CitySearch for one-way flight options from Ko Samui to London City. Find affordable one-way fares based on user searches. Data last updated 29 August 2026.

Search for one-way flight options from Ko Samui to London City. Find affordable one-way fares based on user searches. Data last updated 29 August 2026.

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Best time to book a flight from Ko Samui to London City

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Related info for your journey

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

How long is the flight from Ko Samui to London City Airport?

Can I find deals for flights from Ko Samui to London City that include hotel bookings?

How can I find direct flights from Ko Samui to London City?

Can I find deals for business class flights from Ko Samui to London City?

Travelling to a place near London City Airport?

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Alternative routes for Ko Samui to London City

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Complete your trip

Complete your trip to London City by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to England

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Search flights from Ko Samui to London City by cabin class

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Ko Samui and London City flights

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Can Cheapflights notify me if prices for flights from Ko Samui to London City become cheaper?

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Cheapest flights from Ko Samui to London City
Explore the most affordable flight options available from Ko Samui to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2026.

Best flights from Ko Samui to London City
Discover carefully curated flight deals from Ko Samui to London City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2026.

Last-minute flights from Ko Samui to London City
Discover last-minute flight deals from Ko Samui to London City. Data last updated 29 August 2026 and is based on user searches.

One-way flights from Ko Samui to London City
Search for one-way flight options from Ko Samui to London City. Find affordable one-way fares based on user searches. Data last updated 29 August 2026.