Cheap flights from Southeast Asia to Ko Samui from £59

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — USM
1 Jun — 8 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southeast Asia to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Southeast Asia to Ko Samui
Explore the most affordable flight options available from Southeast Asia to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 May 2026.

Mon 8/619:30
HKT
-
USM
Nonstop0h 55m
Bangkok Airways
Sun 21/619:00
USM
-
HKT
Nonstop1h 00m
Bangkok Airways
Deal found 2/5£116
Fri 12/617:05
HKT
-
USM
Nonstop0h 55m
Bangkok Airways
Fri 26/619:00
USM
-
HKT
Nonstop1h 00m
Bangkok Airways
Deal found 30/4£116
Thu 4/619:30
HKT
-
USM
Nonstop0h 55m
Bangkok Airways
Wed 10/608:00
USM
-
HKT
Nonstop1h 00m
Bangkok Airways
Deal found 29/4£118
Sun 14/619:30
HKT
-
USM
Nonstop0h 55m
Bangkok Airways
Fri 26/619:00
USM
-
HKT
Nonstop1h 00m
Bangkok Airways
Deal found 30/4£121
Mon 15/619:30
HKT
-
USM
Nonstop0h 55m
Bangkok Airways
Mon 22/615:25
USM
-
HKT
Nonstop1h 00m
Bangkok Airways
Deal found 1/5£122
Sat 13/617:05
HKT
-
USM
Nonstop0h 55m
Bangkok Airways
Thu 25/611:25
USM
-
HKT
Nonstop1h 00m
Bangkok Airways
Deal found 30/4£124
Mon 15/619:30
HKT
-
USM
Nonstop0h 55m
Bangkok Airways
Thu 25/615:25
USM
-
HKT
Nonstop1h 00m
Bangkok Airways
Deal found 30/4£127
Sat 6/617:05
HKT
-
USM
Nonstop0h 55m
Bangkok Airways
Sun 21/619:00
USM
-
HKT
Nonstop1h 00m
Bangkok Airways
Deal found 2/5£127
Thu 4/619:30
HKT
-
USM
Nonstop0h 55m
Bangkok Airways
Mon 8/617:55
USM
-
HKT
Nonstop1h 00m
Bangkok Airways
Deal found 2/5£128
Sun 7/613:45
HKT
-
USM
Nonstop0h 55m
Bangkok Airways
Sun 21/619:00
USM
-
HKT
Nonstop1h 00m
Bangkok Airways
Deal found 2/5£129
Thu 21/506:05
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Thu 28/506:00
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 29/4£130
Tue 2/606:05
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Mon 15/606:00
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 2/5£130

Find flight deals from Southeast Asia to Ko Samui

Keep the following information in mind while searching for Southeast Asia to Ko Samui flight deals. Data was last updated 2 May 2026.

Round-trip from

£116

One-way from

£59
Bangkok Airways
  • Bangkok Airways
  • 8/6-20/6
  • Nonstop
  • 1h 55m total
  • Southeast Asia to Ko Samui
Bangkok Airways
  • Bangkok Airways
  • 9/5
  • Nonstop
  • 1h 05m total
  • Southeast Asia to Ko Samui

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southeast Asia 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 2 May 2026.
Use the filters below to find and compare flights from Southeast Asia to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Phuket CityKo Samui

HKT - USM

HKTUSM

Phuket City

Sun 14/6

19:30-20:25

Nonstop0h 55m

Ko Samui

Fri 26/6

19:00-20:00

Nonstop1h 00m

£121

Phuket CityKo Samui

HKT - USM

HKTUSM

Phuket City

Sun 7/6

13:45-14:40

Nonstop0h 55m

Ko Samui

Sun 21/6

19:00-20:00

Nonstop1h 00m

£129

Phuket CityKo Samui

HKT - USM

HKTUSM

Phuket City

Tue 12/5

09:35-10:30

Nonstop0h 55m

Ko Samui

Mon 8/6

17:55-18:55

Nonstop1h 00m

£134

Phuket CityKo Samui

HKT - USM

HKTUSM

Phuket City

Wed 20/5

17:05-18:00

Nonstop0h 55m

Ko Samui

Thu 4/6

19:00-20:00

Nonstop1h 00m

£147

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Fri 23/10

06:05-07:10

Nonstop1h 05m

Ko Samui

Wed 4/11

07:55-09:10

Nonstop1h 15m

£147

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Fri 23/10

06:05-07:10

Nonstop1h 05m

Ko Samui

Mon 2/11

19:00-20:15

Nonstop1h 15m

£147

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Fri 23/10

06:05-07:10

Nonstop1h 05m

Ko Samui

Sat 7/11

10:00-11:15

Nonstop1h 15m

£147

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Wed 21/10

06:05-07:10

Nonstop1h 05m

Ko Samui

Mon 2/11

07:00-08:15

Nonstop1h 15m

£147

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Thu 22/10

06:05-07:10

Nonstop1h 05m

Ko Samui

Sun 1/11

16:30-17:45

Nonstop1h 15m

£147

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Mon 25/5

20:05-21:35

Nonstop1h 30m

Ko Samui

Sun 31/5

07:50-09:05

Nonstop1h 15m

£160

Flights are sorted by cheapest return flights first.

Deals found on 1/5

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Southeast Asia to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Southeast Asia 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 Southeast Asia to Ko Samui

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

The price you pay for your flight from Southeast Asia to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 81 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 Southeast Asia to Ko Samui?

Currently, May is the cheapest month in which you can book a flight from Southeast Asia to Ko Samui (average of £64). Flying from Southeast Asia to Ko Samui in December is currently the most expensive (average of £432). 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 YJX to USM?

Find hourly flight availability from Southeast Asia 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 2 May 2026.

A simple way to save on the total cost of your ticket is to fly from Southeast Asia to Ko Samui at midday. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Southeast Asia to Ko Samui?

Use this chart to determine the cheapest time to fly return from Southeast Asia to Ko Samui. Price data was last updated on 2 May 2026.

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

Weekly flight availability from Southeast Asia to Ko Samui

Explore weekly flight availability from Southeast Asia to Ko Samui. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 2 May 2026.

The most flights from zzYJX to USM are scheduled on a Tuesday (324 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (304 on average).

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 2 May 2026.
Read through reviews of airlines operating flights from Southeast Asia to Ko Samui, such as Bangkok Airways and Scoot. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Food

7.3

Overall

8.1

Crew

8.6

Entertainment

6.3

Boarding

8.1

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Comfort

8.0

Food

7.3

Overall

8.1

Crew

8.6

Entertainment

6.3

Boarding

8.1

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Comfort

8.0

Food

7.3

Overall

8.1

Crew

8.6

Entertainment

6.3

Boarding

8.1

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Related info for your journey

Find useful and relevant information for your journey from Southeast Asia 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 Southeast Asia?

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

  • How long is the flight from Southeast Asia to Ko Samui?

    Bangkok Airways can get you from Southeast Asia to Ko Samui in just under 55m. Your travel time will be generally consistent. Southeast Asia and Ko Samui are separated by a distance of 155 mi. Generally, flights for this route are direct.

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

    £51 is the cheapest one-way deal found within the past few days, from Bangkok Airways. You may also be able to find cheap deals on Scoot and Singapore Airlines, with prices starting from £100 and £157, respectively.

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

  • What are the most reliable airlines from Southeast Asia to Ko Samui?

    The top 3 most reliable airlines when flying from Southeast Asia to Ko Samui are Cathay Pacific (83%), Air France (83%) and Japan Airlines (77%).

  • What are the cheapest flights from Southeast Asia to Ko Samui?

    The cheapest flight price from Southeast Asia to Ko Samui is £60. On average you can expect to pay £198. The most popular route, (Phuket City - Ko Samui), can usually be booked for £109.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Southeast Asia 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 Southeast Asia to Ko Samui?

    Currently, May is the cheapest month in which you can book a flight from Southeast Asia to Ko Samui (average of £64). Flying from Southeast Asia to Ko Samui in December is currently the most expensive (average of £432). 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
Khanom

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Southeast Asia to Ko Samui

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

Top 3 airlines flying from Southeast Asia to Ko Samui

Discover the top 3 airlines that operate flights from Southeast Asia 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 2 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai Lion AirCheapest£69Average£103FlexibilityNo cancel feeOn-timeN/A
Search Thai Lion Air flights
Bangkok AirwaysCheapest£86Average£213FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
ScootCheapest£197Average£249FlexibilityNo cancel feeOn-timeN/A
Search Scoot 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 Southeast Asia to Ko Samui?

Cheapflights makes it easy to find Southeast Asia to Ko Samui flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

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

Yes! Cheapflights helps users easily find flights from Southeast Asia to Ko Samui with no change fees.

Can Cheapflights notify me if prices for flights from Southeast Asia to Ko Samui become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ko Samui from Southeast Asia today and book when prices fit your budget.

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