Cheap Flights from Koh Samui to Chiang Mai starting at S$ 120

We've found these cheap flights for you. You can book one-way or return flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from Koh Samui to Chiang Mai

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights

From price

20 27
May

27 4
4 11
11 18
18 25
Jun

25 1
1 8
8 15
15 22
22 29
Jul

29 6
6 13

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

When to buy flight tickets from Koh Samui (USM) to Chiang Mai (CNX) the cheapest?

Airlines adjust prices for flights from Koh Samui to Chiang Mai based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much is a flight from Koh Samui (USM) to Chiang Mai (CNX) cost?

According to Trip.com's data, the lowest price is around S$ 302.
How long is a flight from Koh Samui (USM) to Chiang Mai (CNX)?

It takes about 1 hour 45 minutes to fly from Koh Samui (USM) to Chiang Mai (CNX).
What are the most popular airlines that fly from Koh Samui (USM) to Chiang Mai (CNX)?

Airlines with flights from Koh Samui (USM) to Chiang Mai (CNX): China Airlines, Thai Airways, Etihad Airways, Qatar Airways, Eva Air, Bangkok Airways and Turkish Airlines.
How many airports in Chiang Mai?

There are 1 airports near Chiang Mai: Chiang Mai International Airport.

How to find a cheap flight from Koh Samui to Chiang Mai

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Koh Samui to Chiang Mai. Book your flights at the right time and save more.

Choose your dates flexibly and get the best deals on flights from Koh Samui to Chiang Mai.

Tap 'Date' on the flight search bar to browse the calendar for Koh Samui to Chiang Mai airfare over the next 6 months in 2025. If you're looking to fly within the next 3 months, the cheapest date seems to be Sat, May 24, with one-way flights starting at S$ 120.

Compare cheap flight deals from hundreds of airlines for Koh Samui to Chiang Mai flights.

Our extensive search lets you compare prices from over 500 airlines to find the cheapest flights from Koh Samui to Chiang Mai. The cheapest flight at the moment is with Bangkok Airways.

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You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. Sign up for a free membership for more exclusive flight deals.

Book early or wait for last-minute deals.

It's always better to book early. Flight tickets are often at their lowest when first released, usually a year ahead of departure. Keep an eye out as soon as your desired flights open for booking. If you miss the early deals, you may still find lower prices closer to your travel date.

Search for flights on the go.

For the best flight booking experience on the go, download Trip.com and search for cheap flights from Koh Samui to Chiang Mai to get your exclusive deals.

Find cheapest flight ticket from Koh Samui to Chiang Mai

Cheapest one-way flight price	S$ 104
Cheapest return ticket price	S$ 193
Off-season for travel	April
Peak season for travel	January
Flight distance	1,032.16km
Average flight time	1 hour 45 minutes
Popular airline	Bangkok Airways