Cheap flights from Southeast Asia to Ko Samui from $120

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 16/12. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — USM
16 11월 — 23 11월1
1 adult
1 adult, Economy

Find 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 17 10월 2025.

수 12/1106:10BKK - USM
Nonstop1h 35mBangkok Airways
수 19/1107:00USM - BKK
Nonstop1h 15mBangkok Airways
Deal found 15/10$229
목 6/1117:20BKK - USM
Nonstop1h 35mBangkok Airways
금 21/1118:35USM - BKK
Nonstop1h 35mBangkok Airways
Deal found 16/10$243
토 20/1218:40BKK - USM
Nonstop1h 10mBangkok Airways
금 2/119:35USM - BKK
Nonstop1h 35mBangkok Airways
Deal found 16/10$245
토 15/1107:00BKK - USM
Nonstop1h 10mBangkok Airways
화 25/1107:00USM - BKK
Nonstop1h 15mBangkok Airways
Deal found 16/10$249
화 28/1006:10BKK - USM
Nonstop1h 35mBangkok Airways
화 4/1107:00USM - BKK
Nonstop1h 15mBangkok Airways
Deal found 15/10$251
금 21/1106:10BKK - USM
Nonstop1h 35mBangkok Airways
토 22/1108:30USM - BKK
Nonstop1h 15mBangkok Airways
Deal found 16/10$265
월 29/1211:25BKK - USM
Nonstop1h 10mBangkok Airways
수 21/107:15USM - BKK
Nonstop1h 35mBangkok Airways
Deal found 16/10$266
금 14/1107:00BKK - USM
Nonstop1h 10mBangkok Airways
수 19/1107:00USM - BKK
Nonstop1h 15mBangkok Airways
Deal found 15/10$271
수 10/1217:30HKT - USM
Nonstop0h 55mBangkok Airways
금 12/1209:20USM - HKT
Nonstop1h 00mBangkok Airways
Deal found 17/10$273
금 14/1107:00BKK - USM
Nonstop1h 10mBangkok Airways
화 18/1107:00USM - BKK
Nonstop1h 15mBangkok Airways
Deal found 16/10$273
월 20/1017:05HKT - USM
Nonstop0h 55mBangkok Airways
목 23/1015:25USM - HKT
Nonstop1h 00mBangkok Airways
Deal found 16/10$285
목 13/1106:00BKK - USM
Nonstop1h 10mBangkok Airways
일 16/1108:30USM - BKK
Nonstop1h 15mBangkok Airways
Deal found 15/10$288

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 17 10월 2025.

Round-trip from

$228

One-way from

$120
Bangkok Airways
  • Bangkok Airways
  • 8/2-15/2
  • Nonstop
  • 2h 30m total
  • Southeast Asia to Ko Samui
Bangkok Airways
  • Bangkok Airways
  • 4/12
  • Nonstop
  • 1h 10m 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 647,157 searches. Data last updated 17 10월 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

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

일 22/2

06:00-07:10

Nonstop1h 10m

Ko Samui

일 1/3

14:30-16:05

Nonstop1h 35m

$229

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

수 24/12

14:30-15:40

Nonstop1h 10m

Ko Samui

금 2/1

21:10-22:45

Nonstop1h 35m

$243

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

일 4/1

06:30-08:05

Nonstop1h 35m

Ko Samui

금 9/1

18:40-20:15

Nonstop1h 35m

$243

Phuket CityKo Samui

HKT - USM

HKTUSM

Phuket City

수 10/12

17:30-18:25

Nonstop0h 55m

Ko Samui

금 12/12

09:20-10:20

Nonstop1h 00m

$273

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

토 29/11

06:00-07:10

Nonstop1h 10m

Ko Samui

금 19/12

08:20-09:35

Nonstop1h 15m

$273

Phuket CityKo Samui

HKT - USM

HKTUSM

Phuket City

일 15/3

12:55-13:50

Nonstop0h 55m

Ko Samui

화 17/3

19:00-20:00

Nonstop1h 00m

$283

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

금 7/11

06:00-07:10

Nonstop1h 10m

Ko Samui

월 10/11

19:10-20:45

Nonstop1h 35m

$288

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

토 7/3

19:15-20:25

Nonstop1h 10m

Ko Samui

토 14/3

07:00-08:15

Nonstop1h 15m

$289

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

월 12/1

06:00-07:10

Nonstop1h 10m

Ko Samui

수 11/2

07:55-09:10

Nonstop1h 15m

$297

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

월 12/1

06:00-07:10

Nonstop1h 10m

Ko Samui

화 10/2

07:55-09:10

Nonstop1h 15m

$297

Flights are sorted by cheapest return flights first.

Deals found on 16/10

Showing 1-10 of 60 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, June is the cheapest month in which you can book a flight from Southeast Asia to Ko Samui (average of $31). Flying from Southeast Asia to Ko Samui in December is currently the most expensive (average of $82). 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 17 10월 2025.

It’s optimal to fly from Southeast Asia to Ko Samui at midday. By choosing this option you can save up to 24% on the cost of your flight, compared to 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 12 October 2025.

Travellers seeking maximum savings on their Southeast Asia to Ko Samui flight should consider departing on Tuesday mornings 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.

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 17 10월 2025.

The most flights from zzYJX to USM are scheduled on a Thursday (344 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (253 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 17 10월 2025.
Get a feel of what it's like to fly with Bangkok Airways and Scoot from Southeast Asia to Ko Samui by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.2

Boarding

8.0

Entertainment

6.1

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

Food

7.2

Boarding

8.0

Entertainment

6.1

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

Food

7.2

Boarding

8.0

Entertainment

6.1

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

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 3.3 km from the city centre, 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?

    A quick flight from Southeast Asia to Ko Samui can take about 1h 10m. Bangkok Airways provides one of the quickest options available for as low as $229. The distance from Southeast Asia to Ko Samui is about 467 km. Generally, flights for this route are direct.

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

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

    Before booking your flight to Ko Samui from Southeast Asia, have a look at the most reliable airlines to get you to your destination on time: Etihad Airways (93%), Emirates (91%), Air France( 87%).

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

    While on average a flight from Southeast Asia to Ko Samui is generally $283, our data shows the cheapest flight currently is $108. When looking at the most popular route, (Phuket City - Ko Samui), you can expect to pay $228 for that flight.

  • 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, June is the cheapest month in which you can book a flight from Southeast Asia to Ko Samui (average of $31). Flying from Southeast Asia to Ko Samui in December is currently the most expensive (average of $82). 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 Tao
Ko Pha Ngan

Browse thousands of different options on Cheapflights for your next trip

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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 647,157 searches. Data last updated 17 10월 2025.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest$215Average$450FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
ScootCheapest$394Average$496FlexibilityNo 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?

Deals for Southeast Asia to Ko Samui flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Southeast Asia to Ko Samui.

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

Yes, we can. To see specific flights from Southeast Asia to Ko Samui with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Southeast Asia to Ko 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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