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Suvarnabhumi

$130+ Cheap flights from Ko Samui (USM) to Suvarnabhumi (BKK)

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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
USM — BKK
Aug 17 — Aug 241
Mon 8/17
Mon 8/24
1 adult, Economy
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Cheapflights Tip: The best prices from Ko Samui to Bangkok Suvarnabhumi are usually found in May or February, booked 90 days in advance, depart on a Wednesday or Saturday and return on a Monday

Cheap flight deals from Ko Samui to Suvarnabhumi

Cheapest flights from Ko Samui to Suvarnabhumi
Explore the most affordable flight options available from Ko Samui to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.

This Bangkok Airways deal was found by Cheapflights users on 7/13. 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.
Sat 8/87:50 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Mon 8/106:05 am
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Deal found 7/13$166
This Trip.com deal was found by Cheapflights users on 7/13. 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.
Sat 12/127:00 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Mon 12/146:00 am
BKK
-
USM
Nonstop1h 10m
Bangkok Airways
Deal found 7/13$172
This Bangkok Airways deal was found by Cheapflights users on 7/17. 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.
Sat 11/287:00 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Tue 12/17:45 pm
BKK
-
USM
Nonstop1h 35m
Bangkok Airways
Deal found 7/17$177
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/137:35 pm
USM
-
BKK
Nonstop1h 20m
Bangkok Airways
Mon 11/97:15 pm
BKK
-
USM
Nonstop1h 10m
Bangkok Airways
Deal found 7/15$180
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/137:35 pm
USM
-
BKK
Nonstop1h 20m
Bangkok Airways
Sat 11/76:00 am
BKK
-
USM
Nonstop1h 10m
Bangkok Airways
Deal found 7/15$181
This Booking.com deal was found by Cheapflights users on 7/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:50 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Wed 9/304:40 pm
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Deal found 7/16$184
This Mytrip deal was found by Cheapflights users on 7/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:00 pm
USM
-
BKK
1 stop5h 05m
Multiple Airlines
Sun 9/137:20 pm
BKK
-
USM
Nonstop1h 30m
Multiple Airlines
Deal found 7/17$189
This Mytrip deal was found by Cheapflights users on 7/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:00 pm
USM
-
BKK
1 stop5h 05m
Multiple Airlines
Sun 9/137:25 pm
BKK
-
USM
Nonstop1h 05m
Multiple Airlines
Deal found 7/16$191
This Bangkok Airways deal was found by Cheapflights users on 7/15. 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 10/277:00 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Sat 10/313:15 pm
BKK
-
USM
Nonstop1h 10m
Bangkok Airways
Deal found 7/15$193
This Bangkok Airways deal was found by Cheapflights users on 7/15. 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.
Sat 10/317:00 am
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Fri 11/64:30 pm
BKK
-
USM
Nonstop1h 10m
Bangkok Airways
Deal found 7/15$194
This Bangkok Airways deal was found by Cheapflights users on 7/12. 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 11/125:40 pm
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Sat 11/147:15 pm
BKK
-
USM
Nonstop1h 10m
Bangkok Airways
Deal found 7/12$195

Find flight deals from Ko Samui to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Ko Samui (USM) to Suvarnabhumi (BKK). 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 July 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$166
(Bangkok Airways)

One-way from

$130
(Trip.com)

Popular in

June

Cheapest in

May

Average price

$270

Good round-trip deal

$284 or less

Good one-way deal

$151 or less
Provider with most accurate pricing for Ko Samui-Bangkok Suvarnabhumi flight deals.
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Provider most trusted by Cheapflights users for Ko Samui-Bangkok Suvarnabhumi flights.
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From Ko Samui to Bangkok Suvarnabhumi
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One-way flight from Ko Samui to Bangkok Suvarnabhumi
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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Price to beat on a round-trip flight from Ko Samui to Bangkok Suvarnabhumi.
Search Deals
Price to beat on a one-way flight from Ko Samui to Bangkok Suvarnabhumi.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ko Samui to Suvarnabhumi 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 July 18, 2026.
Use the filters below to find and compare flights from Ko Samui to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Tue 10/27

7:00 am-8:15 am

Nonstop1h 15m

Bangkok Suvarnabhumi

Sat 10/31

3:15 pm-4:25 pm

Nonstop1h 10m

$193
Quickest round-trip

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Fri 9/11

8:45 am-10:00 am

Nonstop1h 15m

Bangkok Suvarnabhumi

Sun 9/13

6:05 am-7:10 am

Nonstop1h 05m

$226

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Thu 9/10

5:00 pm-10:05 pm

1 stop5h 05m

Bangkok Suvarnabhumi

Sun 9/13

2:35 pm-7:15 pm

1 stop4h 40m

$236

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Wed 9/9

10:05 am-11:20 am

Nonstop1h 15m

Bangkok Suvarnabhumi

Fri 9/11

6:05 am-7:10 am

Nonstop1h 05m

$237

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Sat 8/22

8:35 pm-9:50 pm

Nonstop1h 15m

Bangkok Suvarnabhumi

Sun 8/30

6:05 am-7:10 am

Nonstop1h 05m

$264

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Tue 8/11

9:25 pm-10:40 pm

Nonstop1h 15m

Bangkok Suvarnabhumi

Mon 11/9

11:25 am-12:35 pm

Nonstop1h 10m

$273

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Sat 8/15

8:10 am-9:25 am

Nonstop1h 15m

Bangkok Suvarnabhumi

Thu 11/12

2:30 pm-3:40 pm

Nonstop1h 10m

$273

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Tue 8/11

6:00 am-7:15 am

Nonstop1h 15m

Bangkok Suvarnabhumi

Tue 11/10

7:30 am-8:40 am

Nonstop1h 10m

$273

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Tue 8/11

9:25 pm-10:40 pm

Nonstop1h 15m

Bangkok Suvarnabhumi

Fri 11/13

11:55 am-1:05 pm

Nonstop1h 10m

$273
Cheapest one-way
Quickest one-way

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Sun 9/13

6:00 am-7:15 am

Nonstop1h 15m

$143

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/13

Showing 1-10 of 18 resultsSorted by cheapest first
1
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Compare providers for flights from Ko Samui to Suvarnabhumi

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 Ko Samui to Suvarnabhumi in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
CheapOairPrice Accuracy3 starsTrust 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 Ko Samui-Bangkok Suvarnabhumi Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ko Samui-Bangkok Suvarnabhumi Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ko Samui-Bangkok Suvarnabhumi Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ko Samui-Bangkok Suvarnabhumi Airport 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 Ko Samui-Bangkok Suvarnabhumi Airport 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 Ko Samui to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Ko Samui 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 Ko Samui to Bangkok Suvarnabhumi Airport

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

The best time to book flights from Ko Samui to Bangkok Suvarnabhumi Airport is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, May is the cheapest month in which you can book a flight from Ko Samui to Bangkok Suvarnabhumi Airport (average of $177). Flying from Ko Samui to Bangkok Suvarnabhumi Airport in June is currently the most expensive (average of $284). 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 USM to BKK?

Find hourly flight availability from Ko Samui to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 18, 2026.

Unlike in the evening, when flights are generally more expensive, you can save up to 80% on flights from Ko Samui to Bangkok Suvarnabhumi Airport by exploring options for tickets at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Ko Samui to Suvarnabhumi. Price data was last updated on July 11, 2026.

Travelers seeking maximum savings on their Ko Samui to Bangkok Suvarnabhumi Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday evenings 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 Ko Samui to Bangkok Suvarnabhumi Airport?

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

Get insights into the airlines that provide service to Suvarnabhumi. 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 Suvarnabhumi. Reviews last updated July 18, 2026.
Read reviews from past customers who have flown Bangkok Airways from Ko Samui to Bangkok Suvarnabhumi Airport. 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
133 reviews

Crew

8.6

Food

7.3

Overall

8.1

Comfort

7.9

Boarding

8.1

Entertainment

6.3

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
133 reviews
Bangkok Airways
8.1
Very good
133 reviews

Crew

8.6

Food

7.3

Overall

8.1

Comfort

7.9

Boarding

8.1

Entertainment

6.3

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 Ko Samui to Suvarnabhumi. 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 from for flights from Ko Samui to Bangkok Suvarnabhumi?

    Located just 2.1 mi from the city center, Ko Samui is the airport most travelers will use when flying to Bangkok Suvarnabhumi from Ko Samui. Booking flights from Ko Samui (USM) to Bangkok Suvarnabhumi should be relatively easy as there are 310 daily outbound flights to Bangkok Suvarnabhumi from 1 airline.

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

    Departing from Ko Samui to Bangkok Suvarnabhumi Airport will take you 1h 15m. The distance between Ko Samui and Bangkok Suvarnabhumi Airport is about 290 mi. Generally, flights for this route are nonstop.

  • What is the cheapest airline to fly from Ko Samui to Bangkok Suvarnabhumi Airport round-trip?

    Flying on Bangkok Airways is currently your cheapest option to Bangkok Suvarnabhumi Airport, with prices starting at $115. This flight start at 53% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $29 on Thai AirAsia. Other airlines that offer cheap prices include Thai Lion Air from $53 and Thai Vietjet Air from $57 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Ko Samui to Bangkok Suvarnabhumi Airport on time: Air Astana (100%), SWISS (99%), Garuda Indonesia (98%).

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

    Looking at all options, your cheapest flight can be booked for $97. While the most popular route (Ko Samui - Bangkok Suvarnabhumi) can be booked for $326 on average, our data indicates $242 when flying from Ko Samui to Bangkok Suvarnabhumi Airport.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Ko Samui to Bangkok Suvarnabhumi Airport (average of $177). Flying from Ko Samui to Bangkok Suvarnabhumi Airport in June is currently the most expensive (average of $284). 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 Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Ko Samet
Chonburi
Cha-am
Sattahip
Pak Chong

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Top airline flying from Ko Samui to Suvarnabhumi

Discover the top airline that operate flights from Ko Samui to Suvarnabhumi. 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 July 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest$115Average$272FlexibilityNo cancel feeOn-time74%

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