Cheap flights from Chiang Mai to Ko Samui
641 mi · 45m average nonstop
We may earn a commission at no extra cost to you.
TripRoute is an affiliate partner — when you book via Kayak we may earn commission at no extra cost to you. See how it works.
Quick answer: Chiang Mai to Ko Samui at a glance
Cheap flights from Chiang Mai (CNX) to Ko Samui (USM) cover 641 miles (1,031 km) in about 45m nonstop, with 1 airline flying direct — a medium-haul domestic route. Search Kayak for today's cheapest live fare. Route difficulty 3/10.
Summary computed from real OpenFlights coordinates — not an estimate. Prices update live on Kayak.
Flying from Chiang Mai to Ko Samui covers 641 miles (1,031 km) in approximately 0 hour 45 minutes. 1 airline offers direct flights on this medium-haul domestic route. This is a medium-haul domestic route typically served by direct flights.
Nonstop distance 641 miles. Direct carriers include PG.
We don't track historical prices for this route yet. Search live fares on Kayak for today's best price across 100+ airlines and booking sites.
Airlines on this route
1 airlines fly Chiang Mai → Ko Samui. All are direct routes.
| Airline | Route type |
|---|---|
| PG | Direct |
Kayak can notify you when CNX → USM fares drop — alerts are free on the same page you search and book.
Track it on Kayak — free price alertsSet alertTripRoute is an affiliate partner — when you book via Kayak we may earn commission at no extra cost to you. See how it works.
Chiang Mai to Ko Samui — quick answers
How far is Chiang Mai from Ko Samui by plane?
The nonstop flight distance from Chiang Mai (CNX) to Ko Samui (USM) is 641 miles (1,031 km), calculated as a great-circle line from published OpenFlights airport coordinates. Actual flown distance is slightly longer due to airways and winds.
How long is the flight from Chiang Mai to Ko Samui?
The average nonstop flight time from CNX to USM is 45 minutes. Gate-to-gate time is usually 20–35 minutes longer; connecting itineraries add 1–4 hours depending on the layover.
Which airlines fly from Chiang Mai to Ko Samui?
1 airlines serve this route nonstop: PG. Schedules and amenities differ by carrier — compare live frequencies and fare classes on Kayak before you book.