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Cheap flights from Ko Samui to London City Airport from ฿21,054

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 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
USM — LCY
13 Aug — 20 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ko Samui to London City

Enter your travel dates to find the best prices.

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 14 July 2026.

Tue 6/1009:15
USM
-
LCY
2 stops29h 25m
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Sat 24/1012:15
LCY
-
USM
2 stops18h 20m
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 14/7฿60,016
Fri 21/816:25
USM
-
LCY
2 stops22h 00m
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Fri 28/818:05
LCY
-
USM
2 stops21h 05m
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 10/7฿60,552
Fri 28/816:25
USM
-
LCY
2 stops22h 00m
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Fri 4/913:10
LCY
-
USM
2 stops18h 00m
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 14/7฿61,690
Fri 14/816:25
USM
-
LCY
2 stops22h 00m
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Fri 4/913:10
LCY
-
USM
2 stops18h 35m
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 14/7฿70,459
Wed 2/916:25
USM
-
LCY
2 stops22h 15m
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Thu 1/1013:10
LCY
-
USM
2 stops17h 35m
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 14/7฿166,458
Wed 2/916:25
USM
-
LCY
2 stops23h 05m
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Thu 1/1010:00
LCY
-
USM
2 stops20h 45m
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Deal found 14/7฿226,508

Find flight deals from Ko Samui to London City

Discover tips and strategies to find the most affordable flight options for your journey from Ko Samui (USM) to London City (LCY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 July 2026.

Round-trip from

฿60,016

One-way from

฿21,054
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
  • สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
  • 6/10-24/10
  • 4 total stops
  • 47h 45m total
  • Ko Samui to London
Search Deals
28/7
  • 28/7
  • 3 total stops
  • 39h 55m total
  • Ko Samui to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ko Samui to London City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 14 July 2026.
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

Ko SamuiLondon

USM - LCY

USMLCY

Ko Samui

Tue 6/10

09:15-08:40

2 stops29h 25m

London City

Sat 24/10

12:15-12:35

2 stops18h 20m

฿60,016

Ko SamuiLondon

USM - LCY

USMLCY

Ko Samui

Fri 21/8

16:25-08:25

2 stops22h 00m

London City

Fri 28/8

18:05-21:10

2 stops21h 05m

฿60,552
Fastest return journey

Ko SamuiLondon

USM - LCY

USMLCY

Ko Samui

Fri 28/8

16:25-08:25

2 stops22h 00m

London City

Fri 4/9

13:10-13:10

2 stops18h 00m

฿61,690

Ko SamuiLondon

USM - LCY

USMLCY

Ko Samui

Fri 14/8

16:25-08:25

2 stops22h 00m

London City

Fri 4/9

13:10-13:45

2 stops18h 35m

฿70,459

Ko SamuiLondon

USM - LCY

USMLCY

Ko Samui

Wed 2/9

16:25-09:30

2 stops23h 05m

London City

Thu 1/10

10:00-12:45

2 stops20h 45m

฿226,508
Cheapest one-way
Fastest single journey

Ko SamuiLondon

USM - LCY

USMLCY

Ko Samui

Sun 20/9

08:45-20:15

2 stops17h 30m

฿30,493

Ko SamuiLondon

USM - LCY

USMLCY

Ko Samui

Tue 22/9

09:15-08:40

2 stops29h 25m

฿30,527

Ko SamuiLondon

USM - LCY

USMLCY

Ko Samui

Fri 18/9

09:15-08:25

2 stops29h 10m

฿30,527

Ko SamuiLondon

USM - LCY

USMLCY

Ko Samui

Sun 6/9

08:10-20:15

2 stops18h 05m

฿36,920

Ko SamuiLondon

USM - LCY

USMLCY

Ko Samui

Thu 31/12

10:00-08:40

2 stops29h 40m

฿43,648

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 17 resultsSorted by cheapest first
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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.
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

Find useful and relevant information for your journey from Ko Samui to London City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 23h 05m. There are 9854 km between Ko Samui and London City Airport. Both multi-stop and direct flights can be found to your destination and back.

  • 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.

See more FAQs

Travelling to a place near London City Airport?

Book flights to London City Airport if you plan to visit one of these locations
Brentford

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Deals for Ko Samui to London City flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Ko Samui to London City by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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?

Of course! You can now track prices for flights from Ko Samui to London City and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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