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Ko Samui

$78+ 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 12/28. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — USM
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Ko Samui are usually found in May or November, booked 68 days in advance, depart on a Wednesday or Thursday and return on a Saturday

Cheap 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 agosto 18, 2025.

Round-trip from

$150
(Bangkok Airways)

One-way from

$78
(Bangkok Airways)

Popular in

August

Cheapest in

May

Average price

$281

Good round-trip deal

$189 or less

Good one-way deal

$112 or less
From Bangkok Suvarnabhumi to Ko Samui
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One-way flight from Bangkok Suvarnabhumi to Ko Samui
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Highest demand for flights based on searches. 3% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Bangkok Suvarnabhumi to Ko Samui.
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Price to beat on a one-way flight from Bangkok Suvarnabhumi to Ko Samui.
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Find 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 agosto 18, 2025.

This Bangkok Airways deal was found by Cheapflights users on 8/18. 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.
jue. 9/183:45 pmBKK - USM
Nonstop1h 05mBangkok Airways
lun. 9/227:00 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 8/18$150
This Bangkok Airways deal was found by Cheapflights users on 8/18. 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.
lun. 11/243:15 pmBKK - USM
Nonstop1h 10mBangkok Airways
dom. 1/257:00 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 8/18$151
This Bangkok Airways deal was found by Cheapflights users on 8/17. 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.
dom. 12/286:10 amBKK - USM
Nonstop1h 35mBangkok Airways
jue. 1/87:35 pmUSM - BKK
Nonstop1h 35mBangkok Airways
Deal found 8/17$159
This Bangkok Airways deal was found by Cheapflights users on 8/18. 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.
sáb. 8/307:20 pmBKK - USM
Nonstop1h 30mBangkok Airways
sáb. 9/69:15 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 8/18$160
This Bangkok Airways deal was found by Cheapflights users on 8/18. 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.
lun. 12/294:30 pmBKK - USM
Nonstop1h 10mBangkok Airways
sáb. 1/38:20 pmUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 8/18$161
This Bangkok Airways deal was found by Cheapflights users on 8/18. 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.
jue. 11/277:00 amBKK - USM
Nonstop1h 10mBangkok Airways
dom. 12/217:00 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 8/18$164
This Bangkok Airways deal was found by Cheapflights users on 8/16. 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.
jue. 8/286:55 amBKK - USM
Nonstop1h 00mBangkok Airways
dom. 8/312:00 pmUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 8/16$174
This Bangkok Airways deal was found by Cheapflights users on 8/16. 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.
dom. 9/216:15 amBKK - USM
Nonstop1h 05mBangkok Airways
mar. 9/308:00 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 8/16$177
This Bangkok Airways deal was found by Cheapflights users on 8/17. 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.
sáb. 9/206:15 amBKK - USM
Nonstop1h 05mBangkok Airways
dom. 9/218:00 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 8/17$188
This Bangkok Airways deal was found by Cheapflights users on 8/17. 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.
sáb. 9/206:15 amBKK - USM
Nonstop1h 05mBangkok Airways
jue. 10/25:50 pmUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 8/17$189

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 agosto 18, 2025.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Ko Samui that are best for you.

Fly from

Suvarnabhumi

Fly to

Ko Samui

Route

Depart

Return

Price

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

lun. 1/12

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

dom. 3/8

4:30 pm-5:45 pm

Nonstop1h 15m

$150

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

lun. 2/2

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

mié. 2/18

7:55 am-9:10 am

Nonstop1h 15m

$150

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

lun. 12/8

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

sáb. 12/20

1:45 pm-3:00 pm

Nonstop1h 15m

$150

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

lun. 2/9

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

dom. 2/22

2:05 pm-3:20 pm

Nonstop1h 15m

$150

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

mié. 11/26

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

jue. 12/11

4:30 pm-5:45 pm

Nonstop1h 15m

$150

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

sáb. 1/24

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

jue. 2/5

12:15 pm-1:30 pm

Nonstop1h 15m

$150

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

dom. 9/21

6:15 am-7:20 am

Nonstop1h 05m

Ko Samui

vie. 9/26

6:25 pm-7:40 pm

Nonstop1h 15m

$150

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

lun. 12/8

1:45 pm-2:55 pm

Nonstop1h 10m

Ko Samui

dom. 12/21

7:00 am-8:15 am

Nonstop1h 15m

$150

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

dom. 11/9

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

jue. 11/13

12:15 pm-1:30 pm

Nonstop1h 15m

$150

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

jue. 1/22

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

dom. 2/22

2:05 pm-3:20 pm

Nonstop1h 15m

$150

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 17 results
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The best insider tips for Bangkok Suvarnabhumi Airport to Ko Samui flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Bangkok Suvarnabhumi Airport to Ko Samui trip
Airports
BKK

For domestic flights, proceed to document check before heading to the domestic concourse with shops, restaurants, and lounges.

Read more about BKKby Robert Schrader
USM

Arrange transportation in advance at USM, as taxis can't queue. Hotels often offer transfers, but they can be pricey.

Read more about USMby Ramsey Qubein
Our travel experts
Robert Schrader

Robert Schrader

Expert on BKK

Robert Schrader

Robert Schrader

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

Ramsey Qubein

Ramsey Qubein

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

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 August 8, 2025.

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 68 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 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 agosto 18, 2025.

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 at noon tend to be the most expensive. A flight in the evening could potentially save you up to 6% 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 August 17, 2025.

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

Weekly flight availability from Bangkok Suvarnabhumi Airport to Ko Samui

Explore weekly flight availability from Suvarnabhumi 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 agosto 18, 2025.

The most flights from BKK to USM are scheduled on a Tuesday (303 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (274 on average).

How much does it cost to fly round-trip from Bangkok Suvarnabhumi Airport 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 agosto 18, 2025.
Read reviews from past customers who have flown Bangkok Airways and Thai Vietjet 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
8.0
Very good
111 reviews

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

6.2

Boarding

7.9

Overall

8.0

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.
Bangkok Airways
8.0
Very good
111 reviews
Bangkok Airways
8.0
Very good
111 reviews

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

6.2

Boarding

7.9

Overall

8.0

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.
Thai Vietjet Air
6.8
Okay
107 reviews
Bangkok Airways
8.0
Very good
111 reviews

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

6.2

Boarding

7.9

Overall

8.0

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 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 290 inbound flights from Bangkok Suvarnabhumi per day from 3 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 10m. 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 Vietjet Air ($56), Thai Lion Air ($96), and Bangkok Airways ($135) offers the cheapest pricing from Bangkok Suvarnabhumi Airport to Ko Samui. Users have found that Thai Vietjet Air is 76% cheaper than the other options available to this destination.

  • 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 Etihad Airways (96%), Finnair (93%) or Emirates (92%) 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 $69. While the most popular route (Bangkok Suvarnabhumi - Ko Samui) can be booked for $144 on average our data indicates $251 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.

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 3 airlines flying from Suvarnabhumi to Ko Samui

Discover the top 3 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 agosto 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai Vietjet AirCheapest$56Average$143FlexibilityNo cancel feeOn-timeN/A
Thai Lion AirCheapest$96Average$140FlexibilityNo cancel feeOn-timeN/A
Bangkok AirwaysCheapest$135Average$266FlexibilityNo cancel feeOn-time74%

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