Cheap flights from Brighton to Ko Samui from £279

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — USM
7 Feb — 14 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Brighton to Ko Samui are usually found in May or November, 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 8 January 2026.

Round-trip from

£722

One-way from

£279

Popular in

December

Cheapest in

May

Average price

£868
22/4-14/5
  • 22/4-14/5
  • 4 total stops
  • 44h 45m total
  • Brighton to Ko Samui
6/4
  • 6/4
  • 3 total stops
  • 51h 55m total
  • Brighton to Ko Samui
Highest demand for flights based on searches. 4% potential increase in price (£31 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£18 potential savings vs. average return price).
Average for round-trip flights in January 2026

Find flight deals from Brighton to Ko Samui

Enter your travel dates to find the best prices.

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 8 January 2026.

Tue 23/619:25LHR - USM
1 stop16h 50mBritish Airways
Mon 13/716:25USM - LHR
1 stop19h 10mBritish Airways
Deal found 5/1£723
Sun 15/311:10LHR - USM
2 stops23h 30mMultiple Airlines
Thu 26/310:00USM - LHR
2 stops18h 40mMultiple Airlines
Deal found 5/1£725
Mon 19/119:55STN - USM
2 stops29h 05mMultiple Airlines
Mon 2/219:45USM - STN
2 stops31h 40mMultiple Airlines
Deal found 5/1£726
Tue 3/309:00LHR - USM
2 stops29h 05mMultiple Airlines
Tue 5/511:05USM - LHR
2 stops27h 35mMultiple Airlines
Deal found 5/1£727
Sun 15/308:00LTN - USM
3 stops21h 35mMultiple Airlines
Tue 24/318:15USM - LTN
3 stops35h 55mMultiple Airlines
Deal found 5/1£727
Thu 21/519:15LCY - USM
2 stops19h 55mSWISS
Fri 12/610:05USM - LCY
2 stops28h 20mSWISS
Deal found 6/1£729
Mon 19/120:05LHR - USM
2 stops42h 00mMultiple Airlines
Mon 2/218:05USM - LHR
2 stops24h 10mMultiple Airlines
Deal found 6/1£729
Thu 9/420:50LHR - USM
2 stops39h 25mMultiple Airlines
Sun 10/507:50USM - LHR
2 stops29h 10mMultiple Airlines
Deal found 7/1£729
Sat 20/620:30LGW - USM
3 stops29h 15mMultiple Airlines
Sun 5/707:50USM - LGW
3 stops44h 30mMultiple Airlines
Deal found 6/1£730
Tue 23/619:25LHR - USM
1 stop16h 50mBritish Airways
Sun 12/713:30USM - LHR
2 stops21h 55mBritish Airways
Deal found 5/1£730
Sun 31/519:25LHR - USM
1 stop19h 45mBritish Airways
Mon 22/613:30USM - LHR
2 stops21h 55mBritish Airways
Deal found 6/1£731
Wed 18/307:35LGW - USM
3 stops24h 35mMultiple Airlines
Thu 23/418:15USM - LGW
2 stops26h 05mMultiple Airlines
Deal found 7/1£732

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 8 January 2026.
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

Tue 23/6

19:25-21:10

1 stop19h 45m

Ko Samui

Fri 10/7

16:25-06:35

1 stop20h 10m

£723

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Sun 15/3

08:00-12:35

3 stops21h 35m

Ko Samui

Tue 24/3

18:15-23:10

3 stops35h 55m

£727

LondonKo Samui

LHR - USM

LHRUSM

London Heathrow

Tue 7/4

19:25-21:10

1 stop19h 45m

Ko Samui

Thu 30/4

13:30-05:25

2 stops21h 55m

£730

LondonKo Samui

LHR - USM

LHRUSM

London Heathrow

Sat 30/5

22:00-21:10

1 stop17h 10m

Ko Samui

Sat 27/6

13:30-05:25

2 stops21h 55m

£730

LondonKo Samui

LHR - USM

LHRUSM

London Heathrow

Wed 24/6

22:00-21:10

1 stop17h 10m

Ko Samui

Sat 11/7

13:30-05:25

2 stops21h 55m

£730

LondonKo Samui

LHR - USM

LHRUSM

London Heathrow

Wed 24/6

19:25-18:15

1 stop16h 50m

Ko Samui

Mon 13/7

13:30-05:25

2 stops21h 55m

£730

LondonKo Samui

LHR - USM

LHRUSM

London Heathrow

Tue 23/6

22:00-21:10

1 stop17h 10m

Ko Samui

Tue 14/7

13:30-05:25

2 stops21h 55m

£730

LondonKo Samui

LHR - USM

LHRUSM

London Heathrow

Wed 24/6

19:25-21:10

1 stop19h 45m

Ko Samui

Sun 12/7

13:30-05:25

2 stops21h 55m

£730

LondonKo Samui

LHR - USM

LHRUSM

London Heathrow

Tue 23/6

19:25-18:15

1 stop16h 50m

Ko Samui

Mon 13/7

13:30-05:25

2 stops21h 55m

£730

LondonKo Samui

LCY - USM

LCYUSM

London City

Fri 22/5

19:15-21:10

2 stops19h 55m

Ko Samui

Mon 1/6

10:05-08:40

2 stops28h 35m

£744

Flights are sorted by cheapest return flights first.

Deals found on 6/1

Showing 1-10 of 60 results
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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 2 January 2026.

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, December is the cheapest month in which you can book a flight from Brighton to Ko Samui (average of £340). Flying from Brighton to Ko Samui in February is currently the most expensive (average of £701). 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 8 January 2026.

It’s typically best to fly out from Brighton to Ko Samui at midday. Doing so could potentially save you 27% on the flight price compared to flying in the morning, which is usually more expensive.

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 30 March 2025.

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. Tuesday at midday 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 8 January 2026.
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

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

Food

8.1

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

Food

8.1

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

Food

8.1

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

Food

8.1

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

Food

8.1

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

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 19h 45m. Fly via British Airways, SWISS, or Turkish Airlines to get the fastest option. There are 6144 mi between Brighton and Ko Samui. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Brighton to Ko Samui one-way?

    To fly one-way, consider booking your trip with EVA Air, which is currently one of the cheapest options available, starting at £507. Thai Airways flights start at £510 while deals on Singapore Airlines start at £510 one-way.

  • 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, December is the cheapest month in which you can book a flight from Brighton to Ko Samui (average of £340). Flying from Brighton to Ko Samui in February is currently the most expensive (average of £701). 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

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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 8 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£113Average£142FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Air IndiaCheapest£471Average£489FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Austrian AirlinesCheapest£597Average£692FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LufthansaCheapest£599Average£696FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest£602Average£690FlexibilityNo cancel feeOn-time79%
Search SWISS flights
KLMCheapest£631Average£759FlexibilityNo cancel feeOn-time75%
Search KLM flights
Etihad AirwaysCheapest£642Average£771FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air FranceCheapest£656Average£728FlexibilityNo cancel feeOn-time77%
Search Air France flights
EVA AirCheapest£722Average£819FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
British AirwaysCheapest£728Average£1,086FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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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.

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