March is by far the best month, wherein you can get cheapest flights for Chiang Mai to Ko Samui. Meanwhile, March is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
March- During this month the footfall is less so, the flight is gradually inexpensive.
March - is the cheapest month to book round trip flights.
Disclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Chiang Mai
21:40
Chiang Mai
Chiang Mai International Airport
Sun , 11 Jan 2026

Ko Samui
07:35
Ko Samui
Samui Airport
Mon, 12 Jan 2026

Chiang Mai
06:35
Chiang Mai
Chiang Mai International Airport
Sun , 11 Jan 2026

Ko Samui
12:35
Ko Samui
Samui Airport
Sun, 11 Jan 2026

Chiang Mai
06:35
Chiang Mai
Chiang Mai International Airport
Sun , 11 Jan 2026

Ko Samui
12:45
Ko Samui
Samui Airport
Sun, 11 Jan 2026

Chiang Mai
11:30
Chiang Mai
Chiang Mai International Airport
Sun , 11 Jan 2026

Ko Samui
13:15
Ko Samui
Samui Airport
Sun, 11 Jan 2026

Chiang Mai
10:50
Chiang Mai
Chiang Mai International Airport
Sun , 11 Jan 2026

Ko Samui
15:10
Ko Samui
Samui Airport
Sun, 11 Jan 2026

Chiang Mai
16:25
Chiang Mai
Chiang Mai International Airport
Sun , 11 Jan 2026

Ko Samui
07:45
Ko Samui
Samui Airport
Mon, 12 Jan 2026

Chiang Mai
08:35
Chiang Mai
Chiang Mai International Airport
Sun , 11 Jan 2026

Ko Samui
17:50
Ko Samui
Samui Airport
Sun, 11 Jan 2026

Chiang Mai
13:30
Chiang Mai
Chiang Mai International Airport
Sun , 11 Jan 2026

Ko Samui
21:20
Ko Samui
Samui Airport
Sun, 11 Jan 2026

Chiang Mai
12:25
Chiang Mai
Chiang Mai International Airport
Sun , 11 Jan 2026

Ko Samui
08:05
Ko Samui
Samui Airport
Mon, 12 Jan 2026

Chiang Mai
16:25
Chiang Mai
Chiang Mai International Airport
Sun , 11 Jan 2026

Ko Samui
07:35
Ko Samui
Samui Airport
Mon, 12 Jan 2026

Chiang Mai
10:05
Chiang Mai
Chiang Mai International Airport
Sun , 11 Jan 2026

Ko Samui
21:20
Ko Samui
Samui Airport
Sun, 11 Jan 2026










Flying from Chiang Mai to Ko Samui has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.
The air route between Chiang Mai to Ko Samui is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Chiang Mai International Airport (CNX) and Samui Airport (USM). You can expect a flight distance of approximately 1031 km, and most direct services cover it in around 09:41.
Let’s take a closer look at everything you need to know before booking your flight from Chiang Mai to Ko Samui.
| Flight Details | Information |
|---|---|
| Route Distance | 1031 km |
| Average Flight Time | 09:41 hrs |
| Departure Airport | Chiang Mai International Airport (CNX) |
| Arrival Airport | Samui Airport (USM) |
| Cabin Classes Available | Economy Class, Premium Economy, Business Class, First Class |
| Direct Flights | YES |
| Common Airlines | Bangkok Airways, Thai Vietjet Air, China Eastern Airlines, Myanmar Airways International |
The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.