C$ 118+ Cheap flights from Ko Samui
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
USM — BKK
6 Nov — 13 Nov1
Find flights from Ko Samui within your budget
Find flights departing from Ko Samui that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 7 October 2026. In the last 7 days, Cheapflights users made a total of 7,457,451 searches
Fly to
Route
Depart
Return
Cheapest round-trip
Ko SamuiBangkok
USM Ko Samui - BKK Bangkok Suvarnabhumi
USMBKK
Ko Samui
Tue 23/3
7:00 a.m.-8:15 a.m.
Nonstop1h 15m
Bangkok Suvarnabhumi
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 127
Ko SamuiBangkok
USM Ko Samui - DMK Bangkok Don Mueang Intl
USMDMK
Ko Samui
Sun 1/11
6:45 a.m.-8:20 a.m.
Nonstop1h 35m
Bangkok Don Mueang Intl
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 141
Ko SamuiPhuket City
USM Ko Samui - HKT Phuket City
USMHKT
Ko Samui
Thu 29/10
8:15 a.m.-9:15 a.m.
Nonstop1h 00m
Phuket City
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 142
Ko SamuiBangkok
USM Ko Samui - DMK Bangkok Don Mueang Intl
USMDMK
Ko Samui
Mon 30/11
6:45 a.m.-8:20 a.m.
Nonstop1h 35m
Bangkok Don Mueang Intl
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 142
Ko SamuiBangkok
USM Ko Samui - DMK Bangkok Don Mueang Intl
USMDMK
Ko Samui
Thu 18/3
6:45 a.m.-8:20 a.m.
Nonstop1h 35m
Bangkok Don Mueang Intl
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 161
Ko SamuiBangkok
USM Ko Samui - DMK Bangkok Don Mueang Intl
USMDMK
Ko Samui
Thu 29/10
6:45 a.m.-8:20 a.m.
Nonstop1h 35m
Bangkok Don Mueang Intl
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 161
Ko SamuiBangkok
USM Ko Samui - DMK Bangkok Don Mueang Intl
USMDMK
Ko Samui
Thu 3/12
6:45 a.m.-8:20 a.m.
Nonstop1h 35m
Bangkok Don Mueang Intl
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 161
Ko SamuiBangkok
USM Ko Samui - DMK Bangkok Don Mueang Intl
USMDMK
Ko Samui
Wed 16/12
6:45 a.m.-8:20 a.m.
Nonstop1h 35m
Bangkok Don Mueang Intl
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 161
Ko SamuiBangkok
USM Ko Samui - DMK Bangkok Don Mueang Intl
USMDMK
Ko Samui
Thu 17/12
6:45 a.m.-8:20 a.m.
Nonstop1h 35m
Bangkok Don Mueang Intl
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 161
Quickest round-trip
Ko SamuiKrabi
USM Ko Samui - KBV Krabi
USMKBV
Ko Samui
Wed 2/12
5:00 p.m.-5:50 p.m.
Nonstop0h 50m
Krabi
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 168
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ko Samui
Have a flexible travel schedule? Discover the best time to fly from Ko Samui with our price prediction graph.
USM-BKK
USM-KBV
USM-KUL
USM-DMK
USM-HKT
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.
Travel insights for flights from Ko Samui
Get recent, data-driven insights about flights from Ko Samui including ideal travel times, pricing trends, and more.
USM-BKK
USM-KBV
USM-KUL
USM-DMK
USM-HKT
What is the cheapest month to book a flight from Ko Samui?
Currently, May is the cheapest month in which you can book a flight from Ko Samui (average of C$ 252). Flying from Ko Samui in July will prove the most costly (average of C$ 466). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.
What are popular destinations to fly to from Ko Samui?
From Ko Samui you can expect to find greater availability for the following destinations: Bangkok (1,920 flights per day), Phuket City (413 flights per day) and Singapore (226 flights per day).
What is the cheapest place to fly to from Ko Samui?
The cheapest city to fly to from Ko Samui is Bangkok Suvarnabhumi, with prices starting at C$ 129. Explore other affordable destinations below.
When is the best time to book a flight from Ko Samui?
The price you pay for your flight from Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 16 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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Popular international destinations from Ko Samui
The most popular international flight routes departing from Ko Samui we’ve come across at this time.
Airports servicing
Fly out of one of these airports located in .
Non-stop flights from Thailand
Book a direct flight from one of these other cities located in Thailand.
Fly from other Thailand cities
Consider departing from one of these cities also located in Thailand. Flight origins are based on user searches made on Cheapflights and were last updated on 7 October 2026.
Popular Return Flight Destinations
Consider these popular destinations that Cheapflights users have chosen when departing from Ko Samui. Routes are based on user searches and were last updated on 7 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Related info for your journey
Access useful and relevant information related to your journey from Ko Samui. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 7 October 2026.
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How does Cheapflights help users find flights from Ko Samui?
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Can Cheapflights find flights from Ko Samui with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Ko Samui flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Ko Samui become cheaper?
Yes, Cheapflights offers price alerts on flights from Ko Samui so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.