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Ko Samui

$81+ Cheap flights from Suvarnabhumi (BKK) to Ko Samui (USM)

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — USM
May 22 — May 291
Fri 5/22
Fri 5/29
1 adult, Economy
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Find cheap flights from Suvarnabhumi to Ko Samui with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Ko Samui are usually found in November or September, booked 88 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Suvarnabhumi to Ko Samui

Cheapest flights from Suvarnabhumi to Ko Samui
Explore the most affordable flight options available from Suvarnabhumi to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2026.

This Bangkok Airways deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:10 am
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Fri 9/187:50 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 4/21$174
This Kiwi.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:05 am
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Fri 6/127:50 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 4/20$175
This Trip.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:05 am
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Thu 9/176:00 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 4/21$177
This Trip.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:10 am
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Tue 10/277:00 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 4/19$178
This Bangkok Airways deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:05 am
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Mon 6/86:00 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 4/20$184
This Bangkok Airways deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:05 am
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Thu 5/286:00 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 4/20$185
This Bangkok Airways deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:05 am
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Fri 5/296:00 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 4/18$186
This Trip.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:05 am
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Tue 8/258:20 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 4/20$193
This Booking.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/86:05 am
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Mon 6/85:25 pm
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 4/22$194
This Kiwi.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:05 am
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Sat 5/97:50 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 4/18$197
This Bangkok Airways deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:05 am
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Sun 6/146:00 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 4/21$202

Find flight deals from Suvarnabhumi to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Suvarnabhumi (BKK) to Ko Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$174
(Bangkok Airways)

One-way from

$81
(Kiwi.com)

Popular in

March

Cheapest in

November

Average price

$253

Good round-trip deal

$213 or less

Good one-way deal

$114 or less
Provider with most accurate pricing for Bangkok Suvarnabhumi-Ko Samui flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bangkok Suvarnabhumi-Ko Samui flights.
Search Deals
From Bangkok Suvarnabhumi to Ko Samui
Search Deals
One-way flight from Bangkok Suvarnabhumi to Ko Samui
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Bangkok Suvarnabhumi to Ko Samui.
Search Deals
Price to beat on a one-way flight from Bangkok Suvarnabhumi to Ko Samui.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Suvarnabhumi 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 2,558,603 searches. Data last updated April 22, 2026.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Thu 5/21

6:05 am-7:10 am

Nonstop1h 05m

Ko Samui

Mon 6/8

6:00 am-7:15 am

Nonstop1h 15m

$184

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Tue 5/5

8:05 pm-9:35 pm

Nonstop1h 30m

Ko Samui

Wed 5/20

6:00 am-7:15 am

Nonstop1h 15m

$230

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Mon 5/11

6:05 am-7:10 am

Nonstop1h 05m

Ko Samui

Sat 5/30

5:35 pm-6:50 pm

Nonstop1h 15m

$239

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Mon 5/4

7:25 pm-8:30 pm

Nonstop1h 05m

Ko Samui

Thu 5/7

7:50 am-9:05 am

Nonstop1h 15m

$239

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Sun 5/31

8:05 pm-9:35 pm

Nonstop1h 30m

Ko Samui

Mon 6/15

7:50 am-9:05 am

Nonstop1h 15m

$247

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Mon 6/1

8:05 pm-9:35 pm

Nonstop1h 30m

Ko Samui

Wed 6/17

7:50 am-9:05 am

Nonstop1h 15m

$247

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Tue 5/26

6:05 am-7:10 am

Nonstop1h 05m

Ko Samui

Fri 6/5

6:00 am-7:15 am

Nonstop1h 15m

$255

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Sat 5/2

8:05 pm-9:35 pm

Nonstop1h 30m

Ko Samui

Sat 5/9

7:50 am-9:05 am

Nonstop1h 15m

$257

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Fri 6/19

6:05 am-7:10 am

Nonstop1h 05m

Ko Samui

Sun 6/21

8:45 am-10:00 am

Nonstop1h 15m

$258

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Fri 8/14

12:35 pm-1:40 pm

Nonstop1h 05m

Ko Samui

Fri 9/11

7:50 am-9:05 am

Nonstop1h 15m

$267

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/18

Showing 1-10 of 21 resultsSorted by cheapest first
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Compare providers for flights from Suvarnabhumi to Ko Samui

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Suvarnabhumi to Ko Samui in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
MytripPrice Accuracy2 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
BudgetAirPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bangkok Suvarnabhumi Airport-Ko Samui flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bangkok Suvarnabhumi Airport-Ko Samui flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bangkok Suvarnabhumi Airport-Ko Samui flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bangkok Suvarnabhumi Airport-Ko Samui flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bangkok Suvarnabhumi Airport-Ko Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Suvarnabhumi to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Suvarnabhumi with our price prediction graph.
Estimated round-trip 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 Bangkok Suvarnabhumi Airport to Ko Samui

How far ahead should I book a flight from Bangkok Suvarnabhumi Airport to Ko Samui?

Use this chart to determine the optimal time to book a round-trip flight from Suvarnabhumi to Ko Samui. Price data was last updated on April 17, 2026.

To ensure you get the cheapest price possible for a flight from Bangkok Suvarnabhumi Airport to Ko Samui, you should look to book at least 88 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to Ko Samui?

Currently, November is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Ko Samui (average of $200). Flying from Bangkok Suvarnabhumi Airport to Ko Samui in March is currently the most expensive (average of $286). 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 BKK to USM?

Find hourly flight availability from Suvarnabhumi 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 April 22, 2026.

One of the essential ways to save on airfare from Bangkok Suvarnabhumi Airport to Ko Samui is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 7% on airfare.

What is the cheapest day to fly from Bangkok Suvarnabhumi Airport to Ko Samui?

Use this chart to determine the cheapest time to fly round-trip from Suvarnabhumi to Ko Samui. Price data was last updated on April 18, 2026.

Travelers seeking maximum savings on their Bangkok Suvarnabhumi Airport to Ko Samui flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Bangkok Suvarnabhumi Airport to Ko Samui?

The best insider tips for Bangkok Suvarnabhumi Airport to Ko Samui flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Bangkok Suvarnabhumi Airport to Ko Samui trip
Our travel experts
Robert Schrader

Robert Schrader

Expert on BKK

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on USM

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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 April 22, 2026.
Read reviews from past customers who have flown Bangkok Airways and Thai Lion Air from Bangkok Suvarnabhumi Airport to Ko Samui. 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.
Bangkok Airways
8.1
Very good
128 reviews

Crew

8.6

Boarding

8.1

Entertainment

6.3

Overall

8.1

Food

7.3

Comfort

8.0

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
Bangkok Airways
8.1
Very good
128 reviews
Bangkok Airways
8.1
Very good
128 reviews

Crew

8.6

Boarding

8.1

Entertainment

6.3

Overall

8.1

Food

7.3

Comfort

8.0

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
Thai Lion Air
7.0
Good
44 reviews
Bangkok Airways
8.1
Very good
128 reviews

Crew

8.6

Boarding

8.1

Entertainment

6.3

Overall

8.1

Food

7.3

Comfort

8.0

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 Suvarnabhumi 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 Bangkok Suvarnabhumi?

    Most people fly into Ko Samui (USM) if they book a flight to Ko Samui from Bangkok Suvarnabhumi. On average, Ko Samui has 324 inbound flights from Bangkok Suvarnabhumi per day from 2 airlines. Ko Samui is conveniently located just 2.1 mi from Ko Samui’s city center.

  • How long is the flight from Bangkok Suvarnabhumi Airport to Ko Samui?

    There are many flights that can get you from Bangkok Suvarnabhumi Airport to Ko Samui in 1h 05m. Fly via Bangkok Airways to get the fastest option. Airlines will cover a distance of 290 mi. Generally, flights for this route are nonstop.

  • What are the cheapest airlines flying from Bangkok Suvarnabhumi Airport to Ko Samui round-trip?

    According to our current data, Thai Lion Air ($96), and Bangkok Airways ($137) offers the cheapest pricing from Bangkok Suvarnabhumi Airport to Ko Samui. Users have found that Thai Lion Air is 61% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Bangkok Suvarnabhumi Airport to Ko Samui one-way?

    The cheapest airlines for a one-way flight from Bangkok Suvarnabhumi Airport to Ko Samui are Thai AirAsia ($31), Thai Lion Air ($35), and Bangkok Airways ($70).

  • What are the most reliable airlines from Bangkok Suvarnabhumi Airport to Ko Samui?

    No one likes to see their flight delayed. When booking a flight from Bangkok Suvarnabhumi Airport to Ko Samui consider choosing Cathay Pacific (82%), Air France (81%) or Japan Airlines (80%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Bangkok Suvarnabhumi Airport to Ko Samui?

    Looking at all options, your cheapest flight can be booked for $70. While the most popular route (Bangkok Suvarnabhumi - Ko Samui) can be booked for $144 on average, our data indicates $241 when flying from Bangkok Suvarnabhumi Airport to Ko Samui.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Suvarnabhumi 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 Bangkok Suvarnabhumi Airport to Ko Samui?

    Currently, November is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Ko Samui (average of $200). Flying from Bangkok Suvarnabhumi Airport to Ko Samui in March is currently the most expensive (average of $286). 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

Traveling 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 Suvarnabhumi to Ko Samui

Discover the top 2 airlines that operate flights from Suvarnabhumi 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 2,558,603 searches. Data last updated April 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai Lion AirCheapest$96Average$124FlexibilityNo cancel feeOn-timeN/A
Bangkok AirwaysCheapest$137Average$274FlexibilityNo cancel feeOn-time74%

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