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Cheap flights from the United Kingdom to Koh Samui from £445

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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — USM
29 Dec — 5 Jan1
1 adult

Cheap flight deals from United Kingdom to Koh Samui

Discover tips and strategies to find the most affordable flight options for your journey from United Kingdom (GB0) to Koh Samui (USM). 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 24 December 2024.

Round-trip from

£731

One-way from

£445
4/6-25/6
  • 4/6-25/6
  • 4 total stops
  • 59h 10m total
  • United Kingdom to Koh Samui
6/1
  • 6/1
  • 3 total stops
  • 55h 35m total
  • United Kingdom to Koh Samui

Find flight deals from United Kingdom to Koh Samui

Cheapest flights from United Kingdom to Koh Samui
Explore the most affordable flight options available from United Kingdom to Koh Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 December 2024.

Sun 29/1208:00LTN - USM
3 stops27h 25mMultiple Airlines
Sun 19/108:55USM - LTN
3 stops46h 15mMultiple Airlines
Deal found 23/12£974
Tue 31/1206:40LGW - USM
3 stops31h 05mMultiple Airlines
Wed 8/108:55USM - LGW
3 stops34h 10mMultiple Airlines
Deal found 22/12£1,089
Sun 29/1214:15LHR - USM
2 stops46h 20mQatar Airways
Sun 19/111:40USM - LHR
2 stops32h 40mQatar Airways
Deal found 23/12£1,197
Sun 29/1219:50LHR - USM
2 stops53h 05mMultiple Airlines
Sun 19/121:25USM - LHR
1 stop28h 55mMultiple Airlines
Deal found 23/12£1,215
Tue 24/1214:30MAN - USM
3 stops34h 15mMultiple Airlines
Tue 31/1208:55USM - MAN
3 stops32h 20mMultiple Airlines
Deal found 23/12£1,373
Sun 29/1210:55LHR - USM
1 stop24h 30mSingapore Airlines
Sun 19/111:45USM - LHR
1 stop38h 25mSingapore Airlines
Deal found 23/12£1,418
Sun 29/1214:05STN - USM
2 stops21h 10mMultiple Airlines
Sun 19/121:25USM - STN
2 stops21h 40mMultiple Airlines
Deal found 23/12£1,484
Tue 31/1218:40LHR - USM
2 stops19h 25mSWISS
Wed 8/116:25USM - LHR
2 stops22h 40mSWISS
Deal found 23/12£1,487
Tue 31/1219:10LCY - USM
2 stops18h 55mSWISS
Wed 8/116:25USM - LCY
2 stops23h 20mSWISS
Deal found 23/12£1,513
Sun 29/1209:25LGW - USM
1 stop26h 00mSingapore Airlines
Sun 19/108:55USM - LGW
1 stop28h 25mSingapore Airlines
Deal found 23/12£1,617
Tue 24/1217:05LCY - USM
3 stops31h 55mMultiple Airlines
Wed 1/108:55USM - LCY
3 stops30h 15mMultiple Airlines
Deal found 23/12£1,693
Tue 31/1221:35LHR - USM
1 stop16h 10mThai Airways
Thu 9/108:20USM - LHR
1 stop18h 15mThai Airways
Deal found 23/12£1,767

Find flights from United Kingdom to Koh Samui within your budget

Customise your flight search to find flights from United Kingdom to Koh Samui 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 858,174 searches. Data last updated 24 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BirminghamKoh Samui

BHX - USM

BHXUSM

Birmingham

Wed 4/6

10:20-12:45

2 stops20h 25m

Ko Samui

Wed 25/6

13:30-22:15

2 stops38h 45m

£731

Newcastle upon TyneKoh Samui

NCL - USM

NCLUSM

Newcastle upon Tyne

Sun 1/6

17:40-21:15

2 stops21h 35m

Ko Samui

Wed 11/6

16:25-10:50

2 stops24h 25m

£793

LondonKoh Samui

LHR - USM

LHRUSM

London Heathrow

Sat 1/3

19:20-07:45

2 stops29h 25m

Ko Samui

Mon 31/3

19:00-12:45

2 stops23h 45m

£837

LondonKoh Samui

STN - USM

STNUSM

London Stansted

Mon 10/2

14:05-15:40

2 stops18h 35m

Ko Samui

Mon 17/3

21:30-12:05

2 stops21h 35m

£838

LondonKoh Samui

LHR - USM

LHRUSM

London Heathrow

Sat 1/3

21:20-20:40

1 stop16h 20m

Ko Samui

Sat 22/3

08:30-19:20

1 stop17h 50m

£840

LondonKoh Samui

LGW - USM

LGWUSM

London Gatwick

Sat 22/2

17:00-10:40

2 stops34h 40m

Ko Samui

Sat 8/3

21:05-14:00

2 stops23h 55m

£842

LondonKoh Samui

LCY - USM

LCYUSM

London City

Wed 7/5

18:05-21:15

2 stops21h 10m

Ko Samui

Wed 11/6

10:05-08:50

2 stops28h 45m

£845

LondonKoh Samui

LHR - USM

LHRUSM

London Heathrow

Wed 28/5

12:30-09:20

1 stop14h 50m

Ko Samui

Wed 2/7

07:00-19:10

1 stop18h 10m

£845

LondonKoh Samui

LHR - USM

LHRUSM

London Heathrow

Wed 22/1

10:55-08:00

1 stop38h 05m

Ko Samui

Wed 29/1

08:55-15:35

1 stop37h 40m

£853

LondonKoh Samui

LGW - USM

LGWUSM

London Gatwick

Tue 27/5

10:15-18:30

1 stop26h 15m

Ko Samui

Wed 4/6

09:00-06:25

1 stop27h 25m

£856

Flights are sorted by cheapest return flights first.

Deals found on 23/12

Showing 1-10 of 49 results
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Best time to book a flight from United Kingdom to Koh Samui

Have a flexible travel schedule? Discover the best time to fly to Koh Samui from United Kingdom 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.

Travel insights for flights from United Kingdom to Koh Samui

Get recent, data-driven insights about flights from United Kingdom to Koh Samui including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from United Kingdom to Koh Samui?

Currently, August is the cheapest month in which you can book a flight from United Kingdom to Koh Samui (average of £1,019). Flying from United Kingdom to Koh Samui in December is currently the most expensive (average of £1,669). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from United Kingdom to Koh Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 24 December 2024.

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

Rainfall in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Koh Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Koh Samui when rainfall is around 58.0 mm.

Temperature in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Koh Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

Reviews of airlines servicing Koh Samui

Get insights into the airlines that provide service to Koh Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Koh Samui. Reviews last updated 24 December 2024.
See what other customers who have flown with Singapore Airlines, SWISS and Lufthansa from United Kingdom to Koh Samui have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.4
Very Good
1,259 reviews

Crew

8.6

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

8.4
Very Good
1,259 reviews
8.4
Very Good
1,259 reviews

Crew

8.6

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

8.1
Very Good
3,392 reviews
8.4
Very Good
1,259 reviews

Crew

8.6

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

8.1
Very Good
1,330 reviews
8.4
Very Good
1,259 reviews

Crew

8.6

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

7.8
Good
1,346 reviews
8.4
Very Good
1,259 reviews

Crew

8.6

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

7.8
Good
357 reviews
8.4
Very Good
1,259 reviews

Crew

8.6

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Koh Samui. 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 into for flights to Koh Samui from United Kingdom?

    Ko Samui (USM), located 2.1 mi from the city center, is the airport you fly into when you book flights from United Kingdom to Koh Samui.

  • What are the cheapest airlines to fly from United Kingdom to Koh Samui one-way?

    For one-way options, check prices for EVA Air. According to our data, you can fly for as low as £606. Users have also found prices from £621 and £716 on Etihad Airways and Singapore Airlines, respectively.

  • What are the most popular routes from United Kingdom to Koh Samui?

  • Can I find deals for flights from United Kingdom to Koh Samui that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Koh Samui flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Koh Samui?

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

  • Can I find deals for business class flights from United Kingdom to Koh Samui?

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

  • What is the cheapest month to book a flight from United Kingdom to Koh Samui?

    Currently, August is the cheapest month in which you can book a flight from United Kingdom to Koh Samui (average of £1,019). Flying from United Kingdom to Koh Samui in December is currently the most expensive (average of £1,669). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to Koh Samui

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from United Kingdom to Koh Samui

Discover the top 10 airlines that operate flights from United Kingdom to Koh Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 24 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£107Average£189FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
SWISSCheapest£571Average£830FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air FranceCheapest£638Average£801FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£654Average£1,048FlexibilityNo cancel feeOn-time75%
Search KLM flights
Etihad AirwaysCheapest£668Average£849FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Cathay PacificCheapest£686Average£1,110FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Turkish AirlinesCheapest£708Average£806FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Singapore AirlinesCheapest£738Average£1,072FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
EVA AirCheapest£761Average£884FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
British AirwaysCheapest£773Average£1,112FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to Koh Samui?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from United Kingdom to Koh Samui. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Koh Samui?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from United Kingdom to Koh Samui for you. Better yet — we are completely free to use.

Can Cheapflights find flights from United Kingdom to Koh Samui with no change fees?

Need flexible booking options for your flight to Koh Samui from United Kingdom? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from United Kingdom to Koh Samui become cheaper?

Yes, Cheapflights offers price alerts on United Kingdom to Koh Samui flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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