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Cheap flights from Ko Samui to Bangkok Suvarnabhumi Airport from $148

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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
USM — BKK
8 Jan — 15 Jan1
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 Friday

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 9 December 2025.

Tue 9/1220:30USM - BKK
Nonstop1h 15mBangkok Airways
Wed 10/1206:00BKK - USM
Nonstop1h 10mBangkok Airways
Deal found 8/12$315
Fri 12/1218:40USM - BKK
Nonstop1h 35mBangkok Airways
Sun 4/106:10BKK - USM
Nonstop1h 35mBangkok Airways
Deal found 7/12$454
Mon 15/1208:30USM - BKK
Nonstop1h 15mBangkok Airways
Mon 15/1219:15BKK - USM
Nonstop1h 10mBangkok Airways
Deal found 8/12$491
Tue 9/1218:15USM - BKK
1 stop4h 40mMultiple Airlines
Sat 13/1215:25BKK - USM
1 stop5h 25mMultiple Airlines
Deal found 7/12$508
Tue 9/1219:00USM - BKK
1 stop5h 10mMultiple Airlines
Wed 10/1215:25BKK - USM
1 stop5h 25mMultiple Airlines
Deal found 8/12$517
Mon 8/1213:35USM - BKK
Nonstop1h 35mBangkok Airways
Mon 8/1217:20BKK - USM
Nonstop1h 35mBangkok Airways
Deal found 8/12$531
Wed 10/1218:15USM - BKK
1 stop4h 40mMultiple Airlines
Sun 14/1206:05BKK - USM
1 stop7h 10mMultiple Airlines
Deal found 9/12$814
Sat 13/1215:50USM - BKK
1 stop8h 20mMultiple Airlines
Tue 16/1206:05BKK - USM
1 stop7h 10mMultiple Airlines
Deal found 8/12$817
Mon 15/1212:25USM - BKK
1 stop9h 45mMultiple Airlines
Tue 16/1206:05BKK - USM
1 stop7h 10mMultiple Airlines
Deal found 8/12$835
Wed 10/1218:15USM - BKK
1 stop4h 40mMultiple Airlines
Wed 17/1206:05BKK - USM
1 stop7h 10mMultiple Airlines
Deal found 7/12$840
Mon 15/1208:55USM - BKK
1 stop10h 10mScoot
Mon 15/1222:55BKK - USM
1 stop19h 55mScoot
Deal found 8/12$1,073

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 9 December 2025.

Round-trip from

$214

One-way from

$148

Popular in

March

Cheapest in

September

Average price

$366

Good one-way deal

$191 or less
Bangkok Airways
  • Bangkok Airways
  • 27/3-30/3
  • Nonstop
  • 2h 20m total
  • Ko Samui to Bangkok
Search Deals
Bangkok Airways
  • Bangkok Airways
  • 24/3
  • Nonstop
  • 1h 35m total
  • Ko Samui to Bangkok
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 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.
Search Deals

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 9 December 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

Fri 27/3

07:00-08:15

Nonstop1h 15m

Bangkok Suvarnabhumi

Mon 30/3

06:05-07:10

Nonstop1h 05m

$214

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Sat 11/4

07:50-09:05

Nonstop1h 15m

Bangkok Suvarnabhumi

Tue 14/4

06:05-07:10

Nonstop1h 05m

$214

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Fri 3/4

07:50-09:05

Nonstop1h 15m

Bangkok Suvarnabhumi

Fri 22/5

06:05-07:10

Nonstop1h 05m

$216

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Fri 23/1

07:00-08:15

Nonstop1h 15m

Bangkok Suvarnabhumi

Sun 25/1

06:30-08:05

Nonstop1h 35m

$288

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Sat 10/1

07:00-08:15

Nonstop1h 15m

Bangkok Suvarnabhumi

Sun 11/1

06:30-08:05

Nonstop1h 35m

$301

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Wed 11/3

21:10-22:45

Nonstop1h 35m

Bangkok Suvarnabhumi

Fri 13/3

06:00-07:10

Nonstop1h 10m

$374

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Sun 1/3

08:30-09:45

Nonstop1h 15m

Bangkok Suvarnabhumi

Thu 12/3

06:00-07:10

Nonstop1h 10m

$374

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Sun 1/3

18:40-20:15

Nonstop1h 35m

Bangkok Suvarnabhumi

Sun 8/3

06:00-07:10

Nonstop1h 10m

$374

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Wed 21/1

07:15-08:50

Nonstop1h 35m

Bangkok Suvarnabhumi

Wed 28/1

06:10-07:45

Nonstop1h 35m

$393

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Tue 24/3

18:15-22:55

1 stop4h 40m

Bangkok Suvarnabhumi

Wed 25/3

13:45-20:50

1 stop7h 05m

$418

Flights are sorted by cheapest return flights first.

Deals found on 7/12

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 5 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 9 December 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.

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 328 flights from Ko Samui to Bangkok Suvarnabhumi per day from 0 different airlines.

  • 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 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: SWISS (95%), Garuda Indonesia (93%), Air France( 93%).

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

    On average you can expect to pay $258 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
Ko Samet
Chonburi
Kanchanaburi
Sattahip
Cha-am
Ayutthaya
Ko Lan

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Alternative routes for Ko Samui to Suvarnabhumi

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Fly with Cheapflights

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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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