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Cheap flights from Southeast Asia to Ko Samui from £70

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — USM
30 Mar — 6 Apr1
1 adult

Cheap 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 25 March 2025.

Round-trip from

£112

One-way from

£70
Bangkok Airways
  • Bangkok Airways
  • 17/5-20/5
  • Nonstop
  • 1h 55m total
  • Southeast Asia to Ko Samui
Bangkok Airways
  • Bangkok Airways
  • 27/4
  • Nonstop
  • 1h 05m total
  • Southeast Asia to Ko Samui

Find flight deals from Southeast Asia to Ko Samui

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 25 March 2025.

Sat 17/517:05HKT - USM
Nonstop0h 55mBangkok Airways
Tue 20/508:00USM - HKT
Nonstop1h 00mBangkok Airways
Deal found 25/3£112
Thu 27/305:55BKK - USM
Nonstop1h 35mBangkok Airways
Mon 31/307:00USM - BKK
Nonstop1h 15mBangkok Airways
Deal found 24/3£131
Wed 14/521:00BKK - USM
1 stop21h 00mMultiple Airlines
Wed 21/508:00USM - BKK
Nonstop1h 15mMultiple Airlines
Deal found 24/3£149
Mon 19/520:00CNX - USM
1 stop12h 15mBangkok Airways
Fri 23/508:55USM - CNX
Nonstop1h 45mBangkok Airways
Deal found 24/3£152
Sat 24/521:40HKT - USM
1 stop22h 05mMultiple Airlines
Tue 27/506:55USM - HKT
1 stop25h 10mMultiple Airlines
Deal found 23/3£181
Fri 16/507:00SIN - USM
Nonstop1h 50mScoot
Tue 20/508:45USM - SIN
Nonstop2h 00mScoot
Deal found 24/3£211
Fri 16/518:00SIN - USM
1 stop14h 20mMultiple Airlines
Tue 20/508:45USM - SIN
Nonstop2h 00mMultiple Airlines
Deal found 24/3£222
Mon 12/517:20SIN - USM
Nonstop1h 55mBangkok Airways
Mon 19/513:30USM - SIN
Nonstop1h 55mBangkok Airways
Deal found 24/3£257
Mon 19/512:35CNX - USM
2 stops18h 45mMultiple Airlines
Fri 23/507:00USM - CNX
1 stop4h 15mMultiple Airlines
Deal found 24/3£304
Thu 6/1120:00BKK - USM
1 stop12h 00mScoot
Wed 12/1111:45USM - BKK
1 stop20h 30mScoot
Deal found 25/3£415
Mon 21/420:50SIN - USM
1 stop11h 45mThai Airways
Wed 30/408:45USM - SIN
1 stop9h 55mThai Airways
Deal found 24/3£467
Thu 24/413:10SIN - USM
2 stops32h 50mVietnam Airlines
Wed 30/408:45USM - SIN
2 stops26h 25mVietnam Airlines
Deal found 25/3£476

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 25 March 2025.
Use the filters below to find and compare flights from Southeast Asia to Ko Samui that are best for you.

Fly from

Southeast Asia

Fly to

Ko Samui

Route

Depart

Return

Price

Phuket CityKo Samui

HKT - USM

HKTUSM

Phuket City

Sat 17/5

17:05-18:00

Nonstop0h 55m

Ko Samui

Tue 20/5

08:00-09:00

Nonstop1h 00m

£112

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Sun 4/5

06:15-07:20

Nonstop1h 05m

Ko Samui

Thu 15/5

17:35-18:50

Nonstop1h 15m

£131

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Wed 14/5

21:00-18:00

1 stop21h 00m

Ko Samui

Wed 21/5

08:00-09:15

Nonstop1h 15m

£149

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Mon 19/5

20:00-08:15

1 stop12h 15m

Ko Samui

Fri 23/5

08:55-10:40

Nonstop1h 45m

£152

Phuket CityKo Samui

HKT - USM

HKTUSM

Phuket City

Sat 24/5

21:40-19:45

1 stop22h 05m

Ko Samui

Tue 27/5

06:55-08:05

1 stop25h 10m

£181

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Fri 16/5

07:00-07:50

Nonstop1h 50m

Ko Samui

Tue 20/5

08:45-11:45

Nonstop2h 00m

£211

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Fri 16/5

18:00-07:20

1 stop14h 20m

Ko Samui

Tue 20/5

08:45-11:45

Nonstop2h 00m

£222

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Mon 12/5

17:20-18:15

Nonstop1h 55m

Ko Samui

Mon 19/5

13:30-16:25

Nonstop1h 55m

£257

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Mon 19/5

12:35-07:20

2 stops18h 45m

Ko Samui

Fri 23/5

07:00-11:15

1 stop4h 15m

£304

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Mon 21/4

20:50-07:35

1 stop11h 45m

Ko Samui

Wed 30/4

08:45-19:40

1 stop9h 55m

£467

Flights are sorted by cheapest return flights first.

Deals found on 25/3

Showing 1-10 of 31 results
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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

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

Currently, August is the cheapest month in which you can book a flight from Southeast Asia to Ko Samui (average of £1,019). Flying from Southeast Asia to Ko Samui in December is currently the most expensive (average of £1,617). 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 25 March 2025.

When flying from Southeast Asia to Ko 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 Ko Samui by month

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

In terms of precipitation, rainfall in Ko 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 Ko Samui when rainfall is around 58.0 mm.

Temperature in Ko Samui by month

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

If weather is an important factor for your trip to Ko 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 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 25 March 2025.
See what other customers who have flown with Bangkok Airways, Thai Airways and Vietnam Airlines from Southeast Asia to Ko Samui have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.9

Boarding

7.9

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

6.2

Reviews

1 / 6
4.0
Okay

Derick,Jun 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Overall

7.9

Boarding

7.9

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

6.2

Reviews

1 / 6
4.0
Okay

Derick,Jun 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Overall

7.9

Boarding

7.9

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

6.2

Reviews

1 / 6
4.0
Okay

Derick,Jun 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Overall

7.9

Boarding

7.9

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

6.2

Reviews

1 / 6
4.0
Okay

Derick,Jun 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Overall

7.9

Boarding

7.9

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

6.2

Reviews

1 / 6
4.0
Okay

Derick,Jun 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Overall

7.9

Boarding

7.9

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

6.2

Reviews

1 / 6
4.0
Okay

Derick,Jun 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

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.

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

    £70 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 Malaysia Airlines, with prices starting from £162 and £225, 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 Etihad Airways (88%), Gulf Air (77%) and Japan Airlines (76%).

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

    The cheapest flight price from Southeast Asia to Ko Samui is £53. On average you can expect to pay £205. The most popular route, (Phuket City - Ko Samui), can usually be booked for £114.

  • 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, August is the cheapest month in which you can book a flight from Southeast Asia to Ko Samui (average of £1,019). Flying from Southeast Asia to Ko Samui in December is currently the most expensive (average of £1,617). 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 Southeast Asia?

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

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 Southeast Asia to Ko Samui

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

Top 2 airlines flying from Southeast Asia to Ko Samui

Discover the top 2 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£85Average£217FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
ScootCheapest£155Average£254FlexibilityNo 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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