Cheap flights from Thailand to Ko Samui from ฿2,009
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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Thailand to Ko Samui
Keep the following information in mind while searching for Thailand to Ko Samui flight deals. Data was last updated 3 July 2025.
Round-trip from | ฿4,601 |
---|---|
One-way from | ฿2,009 |
Popular in | August |
Cheapest in | September |
Average price | ฿8,521 |
Good round-trip deal | ฿3,560 or less |
Good one-way deal | ฿2,933 or less |
Find flight deals from Thailand to Ko Samui
Cheapest flights from Thailand to Ko SamuiExplore the most affordable flight options available from Thailand to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.
Explore the most affordable flight options available from Thailand to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Thailand 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 17,341 searches. Data last updated 3 July 2025.
Use the filters below to find and compare flights from Thailand to Ko Samui that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
RayongKo Samui
UTP - USM
UTPUSM
Rayong Utapao Rayong Pattaya
Fri 12/9
17:20-18:25
Nonstop1h 05m
Ko Samui
Thu 18/9
11:10-12:25
Nonstop1h 15m
BangkokKo Samui
BKK - USM
BKKUSM
Bangkok Suvarnabhumi
Fri 14/11
06:00-07:10
Nonstop1h 10m
Ko Samui
Sun 30/11
07:00-08:15
Nonstop1h 15m
BangkokKo Samui
DMK - USM
DMKUSM
Bangkok Don Mueang Intl
Mon 27/10
08:50-10:25
Nonstop1h 35m
Ko Samui
Thu 30/10
16:35-18:10
Nonstop1h 35m
Phuket CityKo Samui
HKT - USM
HKTUSM
Phuket City
Fri 1/8
17:05-18:00
Nonstop0h 55m
Ko Samui
Sat 2/8
12:10-13:10
Nonstop1h 00m
BangkokKo Samui
BKK - USM
BKKUSM
Bangkok Suvarnabhumi
Mon 15/9
06:50-20:25
1 stop13h 35m
Ko Samui
Sun 5/10
07:00-08:15
Nonstop1h 15m
KrabiKo Samui
KBV - USM
KBVUSM
Krabi
Thu 18/9
14:00-14:50
Nonstop0h 50m
Ko Samui
Thu 2/10
12:30-13:20
Nonstop0h 50m
Chiang MaiKo Samui
CNX - USM
CNXUSM
Chiang Mai
Wed 12/11
12:10-17:40
1 stop5h 30m
Ko Samui
Sun 16/11
08:50-10:40
Nonstop1h 50m
Phuket CityKo Samui
HKT - USM
HKTUSM
Phuket City
Wed 10/9
22:00-07:20
1 stop9h 20m
Ko Samui
Sun 21/9
08:00-09:00
Nonstop1h 00m
BangkokKo Samui
DMK - USM
DMKUSM
Bangkok Don Mueang Intl
Tue 9/9
18:15-19:45
Nonstop1h 30m
Ko Samui
Tue 16/9
15:25-20:05
1 stop4h 40m
KrabiKo Samui
KBV - USM
KBVUSM
Krabi
Thu 28/8
20:45-07:20
1 stop10h 35m
Ko Samui
Mon 1/9
12:30-13:20
Nonstop0h 50m
Best time to book a flight from Thailand to Ko Samui
Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Thailand with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Thailand to Ko Samui
What is the cheapest month to book a flight from Thailand to Ko Samui?
Currently, May is the cheapest month in which you can book a flight from Thailand to Ko Samui (average of ฿173). Flying from Thailand to Ko Samui in February is currently the most expensive (average of ฿258). 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 TH to USM?
Find hourly flight availability from Thailand 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 3 July 2025.
One of the essential ways to save on airfare from Thailand to Ko Samui is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 45% on airfare.
What is the cheapest day to fly from Thailand to Ko Samui?
Use this chart to determine the cheapest time to fly return from Thailand to Ko Samui. Price data was last updated on 29 June 2025.
Travellers seeking maximum savings on their Thailand to Ko Samui flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Thailand to Ko Samui
Explore weekly flight availability from Thailand 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 3 July 2025.
The most flights from TH0 to USM are scheduled on a Thursday (295 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (254 on average).
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 3 July 2025.
Get a feel of what it's like to fly with Bangkok Airways from Thailand to Ko Samui by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Douglas,May 2025
USM - HKG
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Douglas,May 2025
USM - HKG
Related info for your journey
Find useful and relevant information for your journey from Thailand to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Thailand to Ko Samui
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Thailand to Ko Samui
Discover the top airline that operate flights from Thailand 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 17,341 searches. Data last updated 3 July 2025.
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 Thailand to Ko Samui?
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Why should you use Cheapflights to find cheap flight tickets from Thailand to Ko Samui?
Millions of users choose and trust Cheapflights to book the best flight deals from Thailand to Ko Samui for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Thailand to Ko Samui with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Thailand to Ko Samui, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Thailand to Ko Samui become cheaper?
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