Cheap flights from Ko Samui to Bangkok Suvarnabhumi Airport from £104
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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
USM — BKK
18 Sep — 25 Sep1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
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 Thursday or Sunday and return on a Monday
Cheap flight deals from Ko Samui to Suvarnabhumi
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
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 19 August 2026.
Tue 22/906:00 -
Nonstop1h 15m
Wed 23/906:05 -
Nonstop1h 05m
Deal found 18/8£126
Thu 27/807:50 -
Nonstop1h 15m
Sun 30/814:15 -
Nonstop1h 05m
Deal found 14/8£132
Sun 20/906:00 -
Nonstop1h 15m
Tue 29/906:05 -
Nonstop1h 05m
Deal found 14/8£136
Thu 20/807:50 -
Nonstop1h 15m
Mon 24/817:55 -
Nonstop1h 05m
Deal found 14/8£149
Sun 20/917:00 -
1 stop5h 05m
Tue 29/906:05 -
Nonstop1h 05m
Deal found 14/8£157
Mon 28/917:00 -
1 stop5h 05m
Mon 5/1006:05 -
Nonstop1h 05m
Deal found 14/8£172
Mon 28/910:05 -
Nonstop1h 15m
Mon 5/1006:05 -
Nonstop1h 05m
Deal found 14/8£185
Fri 11/920:35 -
Nonstop1h 15m
Sun 20/906:05 -
Nonstop1h 05m
Deal found 14/8£190
Best flights from Ko Samui to Suvarnabhumi
Discover carefully curated flight deals from Ko Samui to Suvarnabhumi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.
Sun 20/906:00 -
Nonstop1h 15m
Tue 29/906:05 -
Nonstop1h 05m
Deal found 14/8£136
Fri 11/920:35 -
Nonstop1h 15m
Sun 20/906:05 -
Nonstop1h 05m
Deal found 14/8£190
Wed 13/107:55 -
Nonstop1h 15m
Tue 26/118:40 -
Nonstop1h 10m
Deal found 15/8£204
Tue 12/116:40 -
Nonstop1h 15m
Fri 29/106:00 -
Nonstop1h 10m
Deal found 15/8£204
Mon 11/113:45 -
Nonstop1h 15m
Wed 27/106:00 -
Nonstop1h 10m
Deal found 15/8£204
Thu 14/112:15 -
Nonstop1h 15m
Sun 24/106:00 -
Nonstop1h 10m
Deal found 15/8£204
Sat 9/109:20 -
Nonstop1h 15m
Sun 24/106:25 -
Nonstop1h 10m
Deal found 15/8£204
Wed 9/918:25 -
Nonstop1h 15m
Fri 11/916:00 -
Nonstop1h 05m
Deal found 17/8£216
Direct flights from Ko Samui to Suvarnabhumi
Explore direct flight options from Ko Samui to Suvarnabhumi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 August 2026.
Tue 22/906:00 -
Nonstop1h 15m
Wed 23/906:05 -
Nonstop1h 05m
Deal found 18/8£126
Sun 20/906:00 -
Nonstop1h 15m
Tue 29/906:05 -
Nonstop1h 05m
Deal found 14/8£136
Mon 28/910:05 -
Nonstop1h 15m
Mon 5/1006:05 -
Nonstop1h 05m
Deal found 14/8£185
Fri 11/920:35 -
Nonstop1h 15m
Sun 20/906:05 -
Nonstop1h 05m
Deal found 14/8£190
Tue 12/119:00 -
Nonstop1h 15m
Tue 26/106:00 -
Nonstop1h 10m
Deal found 15/8£191
Sun 7/208:30 -
Nonstop1h 15m
Mon 1/306:00 -
Nonstop1h 10m
Deal found 16/8£193
Sat 9/116:30 -
Nonstop1h 15m
Tue 26/106:00 -
Nonstop1h 10m
Deal found 15/8£204
Wed 9/918:25 -
Nonstop1h 15m
Fri 11/916:00 -
Nonstop1h 05m
Deal found 17/8£216
Last-minute flights from Ko Samui to Suvarnabhumi
Discover last-minute flight deals from Ko Samui to Suvarnabhumi. Data last updated 19 August 2026 and is based on user searches.
Thu 27/807:50 -
Nonstop1h 15m
Sun 30/814:15 -
Nonstop1h 05m
Deal found 14/8£132
One-way flights from Ko Samui to Suvarnabhumi
Search for one-way flight options from Ko Samui to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated 19 August 2026.
Tue 15/917:50 -
Nonstop1h 15m
Deal found 17/8£104
Tue 29/917:00 -
1 stop5h 05m
Deal found 19/8£106
Mon 14/917:00 -
1 stop5h 05m
Deal found 16/8£107
Sat 3/1006:00 -
Nonstop1h 15m
Deal found 19/8£113
Fri 11/908:00 -
1 stop3h 55m
Deal found 19/8£114
Mon 7/909:15 -
1 stop9h 35m
Deal found 16/8£115
Fri 22/108:50 -
1 stop4h 25m
Deal found 16/8£116
Fri 2/1006:00 -
Nonstop1h 15m
Deal found 19/8£117
Wed 16/1219:00 -
1 stop3h 55m
Deal found 18/8£117
Fri 25/908:00 -
1 stop3h 55m
Deal found 15/8£118
Sun 4/1017:25 -
Nonstop1h 15m
Deal found 16/8£119
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 19 August 2026.
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 858,174 searches. Data last updated 19 August 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 return flight
Fastest return journey
Ko SamuiBangkok
USM Ko Samui - BKK Bangkok Suvarnabhumi
USMBKK
Ko Samui
Sun 20/9
06:00-07:15
Nonstop1h 15m
Bangkok Suvarnabhumi
Tue 29/9
06:05-07:10
Nonstop1h 05m
£136
Ko SamuiBangkok
USM Ko Samui - BKK Bangkok Suvarnabhumi
USMBKK
Ko Samui
Fri 11/9
20:35-21:50
Nonstop1h 15m
Bangkok Suvarnabhumi
Sun 20/9
06:05-07:10
Nonstop1h 05m
£190
Ko SamuiBangkok
USM Ko Samui - BKK Bangkok Suvarnabhumi
USMBKK
Ko Samui
Wed 13/1
07:55-09:10
Nonstop1h 15m
Bangkok Suvarnabhumi
Tue 26/1
18:40-19:50
Nonstop1h 10m
£204
Ko SamuiBangkok
USM Ko Samui - BKK Bangkok Suvarnabhumi
USMBKK
Ko Samui
Tue 12/1
16:40-17:55
Nonstop1h 15m
Bangkok Suvarnabhumi
Fri 29/1
06:00-07:10
Nonstop1h 10m
£204
Ko SamuiBangkok
USM Ko Samui - BKK Bangkok Suvarnabhumi
USMBKK
Ko Samui
Mon 11/1
13:45-15:00
Nonstop1h 15m
Bangkok Suvarnabhumi
Wed 27/1
06:00-07:10
Nonstop1h 10m
£204
Ko SamuiBangkok
USM Ko Samui - BKK Bangkok Suvarnabhumi
USMBKK
Ko Samui
Thu 14/1
12:15-13:30
Nonstop1h 15m
Bangkok Suvarnabhumi
Sun 24/1
06:00-07:10
Nonstop1h 10m
£204
Ko SamuiBangkok
USM Ko Samui - BKK Bangkok Suvarnabhumi
USMBKK
Ko Samui
Sat 9/1
09:20-10:35
Nonstop1h 15m
Bangkok Suvarnabhumi
Sun 24/1
06:25-07:35
Nonstop1h 10m
£204
Ko SamuiBangkok
USM Ko Samui - BKK Bangkok Suvarnabhumi
USMBKK
Ko Samui
Wed 9/9
18:25-19:40
Nonstop1h 15m
Bangkok Suvarnabhumi
Fri 11/9
16:00-17:05
Nonstop1h 05m
£216
Cheapest one-way
Ko SamuiBangkok
USM Ko Samui - BKK Bangkok Suvarnabhumi
USMBKK
Ko Samui
Thu 21/1
08:40-10:10
Nonstop1h 30m
£104
Ko SamuiBangkok
USM Ko Samui - BKK Bangkok Suvarnabhumi
USMBKK
Ko Samui
Thu 17/12
19:00-23:35
1 stop4h 35m
£124
Flights are sorted by cheapest return flights first.
Deals found on 18/8
Showing 1-10 of 18 resultsSorted by cheapest first
1
2
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.
USM-BKK
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
Prices
Airlines
Delays
How far ahead should I book a flight from Ko Samui to Bangkok Suvarnabhumi Airport?
The price you pay for your flight from Ko Samui to Bangkok Suvarnabhumi Airport may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 £131). Flying from Ko Samui to Bangkok Suvarnabhumi Airport in July is currently the most expensive (average of £233). 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 19 August 2026.
When flying from Ko Samui to Bangkok Suvarnabhumi Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 41% versus a flight at midday.
How much does it cost for a return flight from Ko Samui to Bangkok Suvarnabhumi Airport?
Airfare is below average for this route at the moment.
Ko Samui to Bangkok Suvarnabhumi Airport flights typically cost between £128 and £253 in September.The cheapest return price found within the last 5 days was £126 on Bangkok Airways (22 Sept–23 Sept).
Weekly flight availability from Ko Samui to Bangkok Suvarnabhumi Airport
Explore weekly flight availability from Ko Samui to Suvarnabhumi. 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 19 August 2026.
The most flights from USM to BKK are scheduled on a Monday (344 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (234 on average).
How often are flights from Ko Samui to Bangkok delayed?
About 14% of weekly flights between Ko Samui and Bangkok have experienced delays in the past year, with the average delay time being 97 minutes.
What is the most punctual flight time for Ko Samui to Bangkok flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Ko Samui to Bangkok flights?
Over the past year, Bangkok Airways have had the lowest number of delays on this route, with just 14% of flights being delayed.
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 19 August 2026.
Read through reviews of airlines operating flights from Ko Samui to Bangkok Suvarnabhumi Airport, such as Bangkok Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
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?
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 2.1 mi from the center of Ko Samui. There are 291 flights from Ko Samui to Bangkok Suvarnabhumi per day from 1 airline.
How long is the flight from Ko Samui to Bangkok Suvarnabhumi Airport?
For as low as £136, Bangkok Airways can have you in Bangkok Suvarnabhumi Airport from Ko Samui in 1h 15m. Ko Samui and Bangkok Suvarnabhumi Airport are separated by a distance of 290 mi. Generally, flights for this route are direct.
What is the cheapest airline to fly from Ko Samui to Bangkok Suvarnabhumi Airport round-trip?
Currently priced at £61, Bangkok Airways will fly you from Ko Samui to Bangkok Suvarnabhumi Airport and back. In addition to Bangkok Airways, many other airlines offer competitively priced options for your trip. This flight start at 67% lower than the current average price 3 months from now.
What are the most reliable airlines from Ko Samui to Bangkok Suvarnabhumi Airport?
Consider Air Astana (97%), SWISS (94%) or KLM (92%) when booking your flight. These represent the most reliable airlines when flying from Ko Samui to Bangkok Suvarnabhumi Airport.
What are the cheapest flights from Ko Samui to Bangkok Suvarnabhumi Airport?
While on average a flight from Ko Samui to Bangkok Suvarnabhumi Airport is generally £828, our data shows the cheapest flight currently is £69. When looking at the most popular route, (Ko Samui - Bangkok Suvarnabhumi), you can expect to pay £89 for that flight.
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 £131). Flying from Ko Samui to Bangkok Suvarnabhumi Airport in July is currently the most expensive (average of £233). 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.
Explore flights to Suvarnabhumi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 August 2026.
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 858,174 searches. Data last updated 19 August 2026.
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?
Cheapflights makes it easy to find Ko Samui to Suvarnabhumi flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Ko Samui to Suvarnabhumi?
Cheapflights helps you find that perfect flight to Suvarnabhumi from Ko Samui by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
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?
Yes, Cheapflights offers price alerts on Ko Samui to Suvarnabhumi flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.
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