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Cheap flights from Ko Samui to Bangkok Suvarnabhumi Airport from $170

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
USM — BKK
22 gen — 29 gen1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Ko Samui to Bangkok Suvarnabhumi are usually found in September or May, booked 89 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Ko Samui to Suvarnabhumi

Enter your travel dates to find the best prices.

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 23 dicembre 2025.

gio 25/1221:30USM - BKK
Nonstop1h 15mBangkok Airways
ven 2/107:30BKK - USM
Nonstop1h 10mBangkok Airways
Deal found 22/12$435
dom 21/1221:30USM - BKK
Nonstop1h 30mBangkok Airways
mer 24/1209:45BKK - USM
Nonstop1h 15mBangkok Airways
Deal found 20/12$453
mar 30/1215:50USM - BKK
1 stop8h 50mMultiple Airlines
mar 6/106:50BKK - USM
1 stop7h 00mMultiple Airlines
Deal found 22/12$577
lun 22/1219:00USM - BKK
1 stop4h 25mBangkok Airways
mar 23/1219:45BKK - USM
Nonstop1h 35mBangkok Airways
Deal found 22/12$580
mar 23/1218:15USM - BKK
1 stop5h 55mMultiple Airlines
mar 30/1206:50BKK - USM
1 stop8h 20mMultiple Airlines
Deal found 22/12$671

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 23 dicembre 2025.

Round-trip from

$218

One-way from

$170

Popular in

March

Cheapest in

September

Average price

$376

Good one-way deal

$126 or less
Bangkok Airways
  • Bangkok Airways
  • 23/4-29/4
  • Nonstop
  • 2h 20m total
  • Ko Samui to Bangkok
Search Deals
10/5
  • 10/5
  • 1 total stop
  • 5h 05m total
  • Ko Samui to Bangkok
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($37 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a one-way flight from Ko Samui to Bangkok Suvarnabhumi.
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Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 23 dicembre 2025.
Use the filters below to find and compare flights from Ko Samui to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Ko Samui

Fly to

Suvarnabhumi

Route

Depart

Return

Price

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

lun 30/3

07:50-09:05

Nonstop1h 15m

Bangkok Suvarnabhumi

dom 26/4

06:05-07:10

Nonstop1h 05m

$218

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

gio 23/4

07:50-09:05

Nonstop1h 15m

Bangkok Suvarnabhumi

mer 29/4

06:05-07:10

Nonstop1h 05m

$218

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

ven 12/6

17:00-22:05

1 stop5h 05m

Bangkok Suvarnabhumi

lun 15/6

07:00-14:50

1 stop7h 50m

$286

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

mer 18/3

17:05-18:20

Nonstop1h 15m

Bangkok Suvarnabhumi

gio 19/3

06:00-07:10

Nonstop1h 10m

$292

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

sab 21/3

07:15-08:50

Nonstop1h 35m

Bangkok Suvarnabhumi

lun 23/3

06:00-07:10

Nonstop1h 10m

$306

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

ven 20/3

07:15-08:50

Nonstop1h 35m

Bangkok Suvarnabhumi

mar 24/3

06:00-07:10

Nonstop1h 10m

$307

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

lun 23/3

07:15-08:50

Nonstop1h 35m

Bangkok Suvarnabhumi

mar 24/3

06:00-07:10

Nonstop1h 10m

$354

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

gio 12/2

07:00-08:15

Nonstop1h 15m

Bangkok Suvarnabhumi

dom 15/2

07:30-08:40

Nonstop1h 10m

$379

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

lun 9/3

14:30-16:05

Nonstop1h 35m

Bangkok Suvarnabhumi

dom 22/3

06:00-07:10

Nonstop1h 10m

$379

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

mer 11/3

17:40-18:55

Nonstop1h 15m

Bangkok Suvarnabhumi

ven 13/3

06:00-07:10

Nonstop1h 10m

$379

Flights are sorted by cheapest return flights first.

Deals found on 22/12

Showing 1-10 of 21 results
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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 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 Ko Samui to Bangkok Suvarnabhumi Airport

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

Use this chart to determine the optimal time to book a return flight from Ko Samui to Suvarnabhumi. Price data was last updated on 19 December 2025.

The best time to book flights from Ko Samui to Bangkok Suvarnabhumi Airport is 89 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, June is the cheapest month in which you can book a flight from Ko Samui to Bangkok Suvarnabhumi Airport (average of $26). Flying from Ko Samui to Bangkok Suvarnabhumi Airport in January is currently the most expensive (average of $84). 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 23 dicembre 2025.

It’s optimal to fly from Ko Samui to Bangkok Suvarnabhumi Airport in the morning. By choosing this option you can save up to 84% on the cost of your flight, compared to a flight in the evening.

How much does it cost for a return flight from Ko Samui to Bangkok Suvarnabhumi Airport?

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 23 dicembre 2025.
Get a feel of what it's like to fly with Bangkok Airways from Ko Samui to Bangkok Suvarnabhumi Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Bangkok Airways
8.0
Very Good
118 reviews
Check prices

Boarding

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

6.3

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
118 reviews
Bangkok Airways
8.0
Very Good
118 reviews
Check prices

Boarding

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

6.3

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 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?

    If you book a flight to Bangkok Suvarnabhumi from Ko Samui, you will be flying from Ko Samui, which is the city’s only airport. Ko Samui (USM) is located 3.3 km from the centre of Ko Samui. There are 356 flights from Ko Samui to Bangkok Suvarnabhumi per day from 1 airline.

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

    There are many flights that can get you from Ko Samui to Bangkok Suvarnabhumi Airport in 1h 15m. Fly via Bangkok Airways to get the fastest option. The distance from Ko Samui to Bangkok Suvarnabhumi Airport is about 467 km. All flights are typically direct.

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

    Bangkok Airways, at $225, was found to be the cheapest airline from Ko Samui to Bangkok Suvarnabhumi Airport.. This flight start at 41% lower than the current average price 3 months from now.

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

    Before booking your flight to Bangkok Suvarnabhumi Airport from Ko Samui, have a look at the most reliable airlines to get you to your destination on time: Garuda Indonesia (95%), SWISS (94%), Air France( 93%).

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

    On average you can expect to pay $212 for a flight from Ko Samui to Bangkok Suvarnabhumi Airport. The cheapest flight overall is $112 while the most popular route, (Ko Samui - Bangkok Suvarnabhumi) is currently priced at $181.

  • 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 holiday 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, June is the cheapest month in which you can book a flight from Ko Samui to Bangkok Suvarnabhumi Airport (average of $26). Flying from Ko Samui to Bangkok Suvarnabhumi Airport in January is currently the most expensive (average of $84). 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 Bangkok Suvarnabhumi Airport?

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

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Alternative routes for Ko Samui to Suvarnabhumi

See prices for flight routes from nearby airports that may be better suited for you.
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Phuket City to Suvarnabhumi flights
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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 647,157 searches. Data last updated 23 dicembre 2025.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest$225Average$413FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways 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 Ko Samui to Suvarnabhumi?

When you search for this flight from Ko Samui to Suvarnabhumi, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Suvarnabhumi from Ko Samui.

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

Need flexible booking options for your flight to Suvarnabhumi from Ko Samui? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Ko Samui to Suvarnabhumi on Cheapflights with our Price Alert feature and get notified when better prices are available.

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