Cheap flights from Brighton to Ko Samui from £325

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — USM
2 Sep — 9 Sep1
1 adult

Cheapflights Tip: The best prices from Brighton to Ko Samui are usually found in September or May, booked 80 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from Brighton to Ko Samui

Keep the following information in mind while searching for Brighton to Ko Samui flight deals. Data was last updated 28 August 2025.

Round-trip from

£702

One-way from

£325

Popular in

December

Cheapest in

September

Average price

£1,059
27/10-28/11
  • 27/10-28/11
  • 5 total stops
  • 50h 20m total
  • Brighton to Ko Samui
15/11
  • 15/11
  • 3 total stops
  • 58h 10m total
  • Brighton to Ko Samui
Highest demand for flights based on searches. 4% potential increase in price (£32 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£20 potential savings vs. average return price).
Average for round-trip flights in August 2025

Find flight deals from Brighton to Ko Samui

Cheapest flights from Brighton to Ko Samui
Explore the most affordable flight options available from Brighton to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 August 2025.

Mon 27/1015:45LHR - USM
3 stops21h 40mMultiple Airlines
Fri 28/1108:15USM - LHR
2 stops28h 40mMultiple Airlines
Deal found 26/8£702
Tue 30/911:35LGW - USM
2 stops26h 55mMultiple Airlines
Wed 29/1007:00USM - LGW
2 stops30h 30mMultiple Airlines
Deal found 27/8£702
Thu 25/911:35LGW - USM
2 stops24h 10mMultiple Airlines
Thu 2/1020:50USM - LGW
2 stops24h 20mMultiple Airlines
Deal found 26/8£705
Mon 6/1006:00LHR - USM
2 stops29h 45mMultiple Airlines
Mon 13/1008:45USM - LHR
2 stops29h 10mMultiple Airlines
Deal found 27/8£707
Mon 27/1019:55STN - USM
2 stops31h 55mMultiple Airlines
Fri 28/1117:40USM - STN
2 stops26h 30mMultiple Airlines
Deal found 26/8£708
Sun 28/910:00LHR - USM
2 stops20h 45mMultiple Airlines
Fri 17/1013:30USM - LHR
2 stops23h 25mMultiple Airlines
Deal found 27/8£708
Wed 1/1005:20LGW - USM
2 stops20h 55mMultiple Airlines
Wed 29/1007:00USM - LGW
1 stop18h 30mMultiple Airlines
Deal found 26/8£708
Fri 29/812:15STN - USM
3 stops26h 10mMultiple Airlines
Thu 23/1007:00USM - STN
3 stops20h 25mMultiple Airlines
Deal found 26/8£708
Wed 15/1017:50LHR - USM
2 stops21h 20mMultiple Airlines
Tue 28/1016:25USM - LHR
2 stops23h 20mMultiple Airlines
Deal found 27/8£709
Wed 15/1011:25LGW - USM
2 stops27h 45mMultiple Airlines
Tue 28/1008:15USM - LGW
2 stops29h 15mMultiple Airlines
Deal found 27/8£710
Mon 8/909:00LGW - USM
3 stops29h 25mMultiple Airlines
Thu 11/919:00USM - LGW
3 stops27h 15mMultiple Airlines
Deal found 26/8£711
Mon 6/1018:40LHR - USM
2 stops20h 30mSWISS
Mon 8/1216:25USM - LHR
2 stops22h 40mSWISS
Deal found 26/8£711

Cheapflights Fare Finder

 
Customise your flight search to find flights from Brighton to Ko 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 28 August 2025.
Use the filters below to find and compare flights from Brighton to Ko Samui that are best for you.

Fly from

Brighton

Fly to

Ko Samui

Route

Depart

Return

Price

LondonKo Samui

LHR - USM

LHRUSM

London Heathrow

Mon 27/10

15:45-20:25

3 stops21h 40m

Ko Samui

Fri 28/11

08:15-05:55

2 stops28h 40m

£702

LondonKo Samui

LGW - USM

LGWUSM

London Gatwick

Tue 30/9

11:35-20:30

2 stops26h 55m

Ko Samui

Wed 29/10

07:00-06:30

2 stops30h 30m

£702

LondonKo Samui

LHR - USM

LHRUSM

London Heathrow

Fri 16/1

16:30-21:05

2 stops21h 35m

Ko Samui

Wed 28/1

10:00-21:40

2 stops18h 40m

£704

LondonKo Samui

LGW - USM

LGWUSM

London Gatwick

Sat 3/1

10:30-18:55

2 stops25h 25m

Ko Samui

Sun 25/1

07:00-06:30

2 stops30h 30m

£705

LondonKo Samui

LGW - USM

LGWUSM

London Gatwick

Thu 25/9

11:35-17:45

2 stops24h 10m

Ko Samui

Thu 2/10

20:50-15:10

2 stops24h 20m

£705

LondonKo Samui

LGW - USM

LGWUSM

London Gatwick

Sun 4/1

10:30-15:35

2 stops22h 05m

Ko Samui

Sun 25/1

07:00-06:30

2 stops30h 30m

£705

LondonKo Samui

LGW - USM

LGWUSM

London Gatwick

Sun 4/1

10:30-15:35

2 stops22h 05m

Ko Samui

Mon 26/1

07:00-06:30

2 stops30h 30m

£705

LondonKo Samui

LGW - USM

LGWUSM

London Gatwick

Sat 3/1

10:30-15:35

2 stops22h 05m

Ko Samui

Mon 26/1

07:00-06:30

2 stops30h 30m

£705

LondonKo Samui

LHR - USM

LHRUSM

London Heathrow

Mon 6/10

06:00-17:45

2 stops29h 45m

Ko Samui

Mon 13/10

08:45-07:55

2 stops29h 10m

£707

LondonKo Samui

LHR - USM

LHRUSM

London Heathrow

Sun 30/11

13:55-15:40

2 stops18h 45m

Ko Samui

Thu 29/1

10:00-21:40

2 stops18h 40m

£708

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Brighton to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Brighton 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.

Cheapflights Insights

Everything you need to know about your flight from Brighton to Ko Samui

How far ahead should I book a flight from Brighton to Ko Samui?

Use this chart to determine the optimal time to book a return flight from Brighton to Ko Samui. Price data was last updated on 22 August 2025.

The price you pay for your flight from Brighton to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Brighton to Ko Samui?

Currently, August is the cheapest month in which you can book a flight from Brighton to Ko Samui (average of £1,019). Flying from Brighton to Ko 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 BH9 to USM?

Find hourly flight availability from Brighton to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 August 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Brighton to Ko Samui as you normally would.

What is the cheapest day to fly from Brighton to Ko Samui?

Use this chart to determine the cheapest time to fly return from Brighton to Ko Samui. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Brighton to Ko Samui flight should consider departing on Wednesday at midday when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from Brighton to Ko Samui?

Reviews of airlines servicing Ko Samui

Get insights into the airlines that provide service to Ko 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 Ko Samui. Reviews last updated 28 August 2025.
Read through reviews of airlines operating flights from Brighton to Ko Samui, such as EVA Air, Singapore Airlines, andThai Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from Brighton to Ko 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 Ko Samui from Brighton?

    Located just 2.1 mi from the city center, Ko Samui is the airport most travelers will use when flying to Ko Samui from Brighton. Booking flights from Brighton to Ko Samui (USM) should be relatively easy as there are 0 daily inbound flights from Brighton from 13 different airlines.

  • How long is the flight from Brighton to Ko Samui?

    There are many flights that can get you from Brighton to Ko Samui in 18h 25m. Fly via Austrian Airlines, SWISS, or KLM to get the fastest option. There are 6123 mi between Brighton and Ko Samui. This flight may include one or multiple stops.

  • What are the most popular routes from Brighton to Ko Samui?

  • Can I find deals for flights from Brighton to Ko Samui that include hotel bookings?

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

  • How can I find direct flights from Brighton to Ko Samui?

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

  • Can I find deals for business class flights from Brighton to Ko Samui?

    Yes. Cheapflights offers flight deals from Brighton to Ko 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 Brighton to Ko Samui?

    Currently, August is the cheapest month in which you can book a flight from Brighton to Ko Samui (average of £1,019). Flying from Brighton to Ko 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

Travelling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Brighton to Ko Samui

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

Top 10 airlines flying from Brighton to Ko Samui

Discover the top 10 airlines that operate flights from Brighton to Ko 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 28 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£112Average£142FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Austrian AirlinesCheapest£598Average£723FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Air FranceCheapest£601Average£730FlexibilityNo cancel feeOn-time77%
Search Air France flights
SWISSCheapest£603Average£648FlexibilityNo cancel feeOn-time79%
Search SWISS flights
EmiratesCheapest£621Average£825FlexibilityNo cancel feeOn-time75%
Search Emirates flights
KLMCheapest£632Average£764FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£634Average£701FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Etihad AirwaysCheapest£677Average£731FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
EVA AirCheapest£728Average£835FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
British AirwaysCheapest£738Average£1,082FlexibilityNo 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 Brighton to Ko Samui?

When you search for this flight from Brighton to Ko Samui, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ko Samui from Brighton.

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

Need flexible booking options for your flight to Ko Samui from Brighton? 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 Brighton to Ko Samui become cheaper?

Not ready to book yet? You can track prices for flights from Brighton to Ko Samui on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.