
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $242 (ThaiVietJet) |
One-way from | $185 (CheapOair) |
Popular in | December |
Cheapest in | June |
Average price | $251 |
Good one-way deal | $276 or less |
Fly from
Fly to
Route
Depart
Return
Chiang MaiKo Samui
CNX - USM
CNXUSM
Chiang Mai
Thu 8/13
2:30 pm-8:50 pm
1 stop6h 20m
Ko Samui
Thu 8/20
7:50 am-7:15 pm
1 stop11h 25m
Chiang MaiKo Samui
CNX - USM
CNXUSM
Chiang Mai
Sat 8/22
9:05 pm-7:30 am
1 stop10h 25m
Ko Samui
Sun 8/30
3:55 pm-10:45 pm
1 stop6h 50m
Chiang MaiKo Samui
CNX - USM
CNXUSM
Chiang Mai
Tue 8/25
3:45 pm-8:50 pm
1 stop5h 05m
Ko Samui
Mon 8/31
8:55 am-10:40 am
Nonstop1h 45m
Chiang MaiKo Samui
CNX - USM
CNXUSM
Chiang Mai
Sat 7/11
2:30 pm-7:00 pm
1 stop4h 30m
Ko Samui
Wed 7/15
5:00 pm-10:00 pm
1 stop5h 00m
Chiang MaiKo Samui
CNX - USM
CNXUSM
Chiang Mai
Fri 11/27
7:45 pm-7:45 am
1 stop12h 00m
Ko Samui
Sun 11/29
8:50 am-10:40 am
Nonstop1h 50m
Chiang MaiKo Samui
CNX - USM
CNXUSM
Chiang Mai
Tue 9/29
11:55 am-8:50 pm
1 stop8h 55m
Ko Samui
Wed 9/30
8:55 am-10:40 am
Nonstop1h 45m
Chiang MaiKo Samui
CNX - USM
CNXUSM
Chiang Mai
Tue 7/14
1:30 pm-7:00 pm
1 stop5h 30m
Ko Samui
Sat 7/18
5:35 pm-11:25 pm
1 stop5h 50m
Chiang MaiKo Samui
CNX - USM
CNXUSM
Chiang Mai
Fri 11/27
11:30 am-1:15 pm
Nonstop1h 45m
Ko Samui
Sat 11/28
8:50 am-10:40 am
Nonstop1h 50m
Chiang MaiKo Samui
CNX - USM
CNXUSM
Chiang Mai
Wed 7/15
3:45 pm-8:45 pm
1 stop5h 00m
Chiang MaiKo Samui
CNX - USM
CNXUSM
Chiang Mai
Sat 7/4
11:50 am-5:05 pm
1 stop5h 15m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Currently, June is the cheapest month in which you can book a flight from Chiang Mai to Ko Samui (average of $251). Flying from Chiang Mai to Ko Samui in December is currently the most expensive (average of $580). 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.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chiang Mai to Ko Samui as you normally would.
About 4% of weekly flights between Chiang Mai and Ko Samui have experienced delays in the past year, with the average delay time being 82 minutes.
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Bangkok Airways have had the lowest number of delays on this route, with just 4% of flights being delayed.
Boarding
Entertainment
Food
Overall
Crew
Comfort
Reviews
Agata,Feb 2026
USM - DMK
Boarding
Entertainment
Food
Overall
Crew
Comfort
Reviews
Agata,Feb 2026
USM - DMK
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$201 | Average$429 | FlexibilityNo cancel fee | On-time74% |