CA $291 Cheap Flights from Samui Intl. Airport (USM) to Chiang Mai (CNX)

View CA $291 flight on Fri, Dec. 19, 2025Opens in a new window

Popular airlines from Samui Intl. Airport (USM) to Chiang Mai Intl. Airport (CNX)

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Cheap flights from Samui Intl. Airport (USM) to Chiang Mai (CNX)

Prices were available within the past 7 days and start at CA $291 for one-way flights and CA $589 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Thu, Jan. 22 - Wed, Jan. 28
USM
Koh Samui
CNX
Chiang Mai
CA $589 Roundtrip, found 1 day ago
CA $589
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Thu, Jan. 22 from Koh Samui to Chiang Mai, returning Wed, Jan. 28, priced at CA $589 found 1 day ago
Bangkok Airways
Thu, Jan. 22 - Wed, Jan. 28
USM
Koh Samui
CNX
Chiang Mai
CA $594 Roundtrip, found 1 day ago
CA $594
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Thu, Jan. 22 from Koh Samui to Chiang Mai, returning Wed, Jan. 28, priced at CA $594 found 1 day ago
Bangkok Airways
Thu, Jan. 22 - Wed, Jan. 28
USM
Koh Samui
CNX
Chiang Mai
CA $603 Roundtrip, found 1 day ago
CA $603
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Thu, Jan. 22 from Koh Samui to Chiang Mai, returning Wed, Jan. 28, priced at CA $603 found 1 day ago
Bangkok Airways
Thu, Jan. 22 - Wed, Jan. 28
USM
Koh Samui
CNX
Chiang Mai
CA $608 Roundtrip, found 1 day ago
CA $608
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Thu, Jan. 22 from Koh Samui to Chiang Mai, returning Wed, Jan. 28, priced at CA $608 found 1 day ago
Bangkok Airways
Thu, Jan. 22 - Wed, Jan. 28
USM
Koh Samui
CNX
Chiang Mai
CA $614 Roundtrip, found 1 day ago
CA $614
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Thu, Jan. 22 from Koh Samui to Chiang Mai, returning Wed, Jan. 28, priced at CA $614 found 1 day ago
Bangkok Airways
Tue, Jan. 20 - Sat, Jan. 24
USM
Koh Samui
CNX
Chiang Mai
CA $616 Roundtrip, found 1 day ago
CA $616
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Tue, Jan. 20 from Koh Samui to Chiang Mai, returning Sat, Jan. 24, priced at CA $616 found 1 day ago
Bangkok Airways
Thu, Jan. 22 - Wed, Jan. 28
USM
Koh Samui
CNX
Chiang Mai
CA $630 Roundtrip, found 1 day ago
CA $630
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Thu, Jan. 22 from Koh Samui to Chiang Mai, returning Wed, Jan. 28, priced at CA $630 found 1 day ago
Bangkok Airways
Thu, Jan. 22 - Wed, Jan. 28
USM
Koh Samui
CNX
Chiang Mai
CA $635 Roundtrip, found 1 day ago
CA $635
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Thu, Jan. 22 from Koh Samui to Chiang Mai, returning Wed, Jan. 28, priced at CA $635 found 1 day ago
Bangkok Airways
Thu, Jan. 22 - Wed, Jan. 28
USM
Koh Samui
CNX
Chiang Mai
CA $641 Roundtrip, found 1 day ago
CA $641
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Thu, Jan. 22 from Koh Samui to Chiang Mai, returning Wed, Jan. 28, priced at CA $641 found 1 day ago
Bangkok Airways
Tue, Jan. 20 - Sat, Jan. 24
USM
Koh Samui
CNX
Chiang Mai
CA $655 Roundtrip, found 1 day ago
CA $655
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Tue, Jan. 20 from Koh Samui to Chiang Mai, returning Sat, Jan. 24, priced at CA $655 found 1 day ago

Find the cheapest month to fly from Koh Samui (USM) to Chiang Mai (CNX)

May is typically the cheapest month to fly

From CA $262 - CA $577 per traveller.

Graph displaying average flight prices per month

Flight from Samui Intl. Airport to Chiang Mai (USM - CNX) route information
Origin airport
Samui Intl. Airport
Destination airport
Chiang Mai Intl.
Airlines serving
Bangkok Airways
Roundtrip price
CA $588
Distance
1025 km
Average flight time
1 hour 45 mins

Koh Samui to Chiang Mai Flights

The easy way to book your flights from Samui Intl. Airport to Chiang Mai 

With Expedia, it’s simple to find and book flights to Chiang Mai from Samui Intl. Airport whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are EVA Air, Qatar Airways, Thai Airways International, Etihad Airways, China Airlines, Turkish Airlines, Bangkok Airways nonstop flights to Chiang Mai Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Samui Intl. Airport to Chiang Mai today, tomorrow, or this week.  

 

Save dollars with cheap flights from Samui Intl. Airport, USM to Chiang Mai Intl., CNX 

Sort your search results by price to find great deals on your flight from Samui Intl. Airport to Chiang Mai—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Chiang Mai from Samui Intl. Airport currently is just CA $589 rising to CA $655.  

Here are more money-saving tips: 

  • Fly in January when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Chiang Mai  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Chiang Mai from Samui Intl. Airport 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Chiang Mai with Expedia today.

Frequently asked questions

How much is a flight from USM to Chiang Mai Intl. Airport (CNX)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey from Ko Samui Airport (USM) to Chiang Mai Intl. Airport (CNX) was CA $589. Fares this cheap don't last long, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from USM to Chiang Mai Intl. Airport (CNX)?
The majority of flights can be cancelled online, but whether you incur a fee all comes down to your airline. If you do have to cancel your trip, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Ko Samui Airport (USM) to Chiang Mai Airport that have flexible change policies?
Flights from Ko Samui Airport to Chiang Mai Airport with flexible change policies are available from several carriers. Simply use our "No change fees" filter while searching. You'll only need to pay the fare difference, with no additional fees to worry about.
How many hours is the flight from Ko Samui Airport to Chiang Mai Intl. Airport (CNX)?
There are plenty of ways to make the 3 hours and 48 minutes between Ko Samui Airport and CNX go by faster. Be productive and sort through your camera roll or delete all those unwanted emails. A good snooze also helps pass the time!
How far is the flight from USM to Chiang Mai Airport?
With a flight distance of 1,050 kilometres, it's just a short hop from Ko Samui Airport (USM) to Chiang Mai Intl. Airport (CNX). It might be a quick flight, but it's still worth bringing along something to keep you busy on board.
Which airlines fly direct from Ko Samui Airport (USM) to CNX?
Check out Bangkok Airways (PG) if you want to fly directly from USM to Chiang Mai Airport. This airline operates 30 flights monthly, so you're sure to find one that fits your schedule.
Are Ko Samui Airport (USM) to Chiang Mai Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes pick up a bargain, with some of the cheapest fares from Ko Samui Airport (USM) to Chiang Mai Airport appearing a few weeks before the date of departure. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals continually — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines publish prices that far in advance.

Explore a world of travel with Expedia

*Available to Expedia members.