S$ 197+ Direct flights to Ko Samui
This is the cheapest price on a non-stop flight to Ko Samui found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12-7. Fares are subject to change and may not be available on all flights or dates of travel.
Find flight deals to Ko Samui
Cheapest flights to Ko SamuiExplore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 2 July 2025.
Explore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 2 July 2025.
Best time to book a flight to Ko Samui
Have a flexible travel schedule? Discover the best time to fly to Ko Samui with our price prediction graph.
Cheapflights Fare Finder
Use the slider to find non-stop flights to Ko Samui within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 200,618 searches and data was last updated on 2 July 2025.
Use the filters below to find and compare direct flights to Ko Samui that are best for you.
Fly from
Route
Depart
Return
Price
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Fri 22-8
17:35-18:30
Nonstop1h 55m
Ko Samui
Tue 26-8
08:45-11:45
Nonstop2h 00m
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Thu 14-8
17:20-18:15
Nonstop1h 55m
Ko Samui
Thu 21-8
08:20-11:15
Nonstop1h 55m
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Wed 29-10
07:00-08:00
Nonstop2h 00m
Ko Samui
Sun 2-11
16:25-19:20
Nonstop1h 55m
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Sat 12-7
17:35-18:30
Nonstop1h 55m
SingaporeKo Samui
SIN - USM
SINUSM
Singapore Changi
Sun 20-7
17:20-18:15
Nonstop1h 55m
Reviews of airlines flying non-stop to Ko Samui
Get insights into the airlines that provide direct flights 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 2 July 2025.
Check out reviews from past customers who have flown Bangkok Airways and Scoot to Thailand to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Crew
Food
Boarding
Entertainment
Overall
Reviews
Douglas,May 2025
USM - HKG
Comfort
Crew
Food
Boarding
Entertainment
Overall
Reviews
Douglas,May 2025
USM - HKG
Comfort
Crew
Food
Boarding
Entertainment
Overall
Reviews
Douglas,May 2025
USM - HKG
Temperature and rainfall in Ko Samui by month
Plan your trip to Ko Samui by taking into account the average temperature and rainfall totals by month.
USM Temperature | 27 - 29 °C |
---|
If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).