฿4,210 Cheap Flights from Chiang Mai (CNX) to Samui Intl. Airport (USM)

View ฿4,210 flight on Wed, 26 Nov 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at ฿4,210 for one-way flights and ฿8,260 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Tue, 12 May - Fri, 15 May
CNX
Chiang Mai
USM
Koh Samui
฿8,260 Return, found 20 hours ago
฿8,260
Return
found 20 hours ago
Select Bangkok Airways flight, departing Tue, 12 May from Chiang Mai to Koh Samui, returning Fri, 15 May, priced at ฿8,260 found 20 hours ago
Bangkok Airways
Wed, 11 Mar - Sat, 14 Mar
CNX
Chiang Mai
USM
Koh Samui
฿8,420 Return, found 12 hours ago
฿8,420
Return
found 12 hours ago
Select Bangkok Airways flight, departing Wed, 11 Mar from Chiang Mai to Koh Samui, returning Sat, 14 Mar, priced at ฿8,420 found 12 hours ago
Bangkok Airways
Thu, 18 Sep - Sun, 21 Sep
CNX
Chiang Mai
USM
Koh Samui
฿8,550 Return, just found
฿8,550
Return
just found
Select Bangkok Airways flight, departing Thu, 18 Sep from Chiang Mai to Koh Samui, returning Sun, 21 Sep, priced at ฿8,550 just found
Bangkok Airways
Wed, 11 Mar - Sat, 14 Mar
CNX
Chiang Mai
USM
Koh Samui
฿8,585 Return, found 12 hours ago
฿8,585
Return
found 12 hours ago
Select Bangkok Airways flight, departing Wed, 11 Mar from Chiang Mai to Koh Samui, returning Sat, 14 Mar, priced at ฿8,585 found 12 hours ago
Bangkok Airways
Wed, 11 Mar - Sat, 14 Mar
CNX
Chiang Mai
USM
Koh Samui
฿8,715 Return, found 12 hours ago
฿8,715
Return
found 12 hours ago
Select Bangkok Airways flight, departing Wed, 11 Mar from Chiang Mai to Koh Samui, returning Sat, 14 Mar, priced at ฿8,715 found 12 hours ago
Bangkok Airways
Tue, 9 Sep - Tue, 16 Sep
CNX
Chiang Mai
USM
Koh Samui
฿8,785 Return, found 6 days ago
฿8,785
Return
found 6 days ago
Select Bangkok Airways flight, departing Tue, 9 Sep from Chiang Mai to Koh Samui, returning Tue, 16 Sep, priced at ฿8,785 found 6 days ago
Bangkok Airways
Wed, 11 Mar - Sat, 14 Mar
CNX
Chiang Mai
USM
Koh Samui
฿8,845 Return, found 12 hours ago
฿8,845
Return
found 12 hours ago
Select Bangkok Airways flight, departing Wed, 11 Mar from Chiang Mai to Koh Samui, returning Sat, 14 Mar, priced at ฿8,845 found 12 hours ago
Bangkok Airways
Tue, 9 Sep - Tue, 16 Sep
CNX
Chiang Mai
USM
Koh Samui
฿8,915 Return, found 6 days ago
฿8,915
Return
found 6 days ago
Select Bangkok Airways flight, departing Tue, 9 Sep from Chiang Mai to Koh Samui, returning Tue, 16 Sep, priced at ฿8,915 found 6 days ago
Bangkok Airways
Thu, 18 Sep - Sun, 21 Sep
CNX
Chiang Mai
USM
Koh Samui
฿9,020 Return, just found
฿9,020
Return
just found
Select Bangkok Airways flight, departing Thu, 18 Sep from Chiang Mai to Koh Samui, returning Sun, 21 Sep, priced at ฿9,020 just found
Bangkok Airways
Thu, 18 Sep - Sun, 21 Sep
CNX
Chiang Mai
USM
Koh Samui
฿9,150 Return, just found
฿9,150
Return
just found
Select Bangkok Airways flight, departing Thu, 18 Sep from Chiang Mai to Koh Samui, returning Sun, 21 Sep, priced at ฿9,150 just found

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

June is typically the cheapest month to fly

From ฿5,972 - ฿13,578 per traveller.

Graph displaying average flight prices per month

Flight from Chiang Mai to Samui Intl. Airport route information
Origin airport
Chiang Mai Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Bangkok Airways
Return price
฿8,260
Distance
1025 km
Average flight time
1 hour 45 mins

Perfect flights from Chiang Mai to Samui Intl. Airport

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Chiang Mai to Samui Intl. Airport. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Koh Samui, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Chiang Mai Intl. to Samui Intl. Airport ticket options cater to your travel preferences, with incredible one-way fares from ฿4,210 and roundtrip prices from ฿8,260. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Samui Intl. Airport and explore Koh Samui and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your CNX to USM travel arrangements today and embark on the journey of a lifetime in Samui Intl. Airport.

Frequently asked questions

How much is a flight from Chiang Mai Airport to Ko Samui Airport?
Pack your bags, because round-trip flights between CNX and USM start from ฿8,260. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book today to lock in the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Chiang Mai Airport to Ko Samui Airport (USM)?
The majority of flights can be cancelled online, but each airline has its own set of terms and conditions. If you do need to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Chiang Mai Intl. Airport (CNX) to USM that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Chiang Mai Intl. Airport (CNX) to USM flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Chiang Mai Intl. Airport (CNX) to USM?
It's just 1,050 kilometres between Chiang Mai and Koh Samui. Chances are you'll spend more time travelling to and from the airport than you will actually flying!
Which airlines fly direct from Chiang Mai Intl. Airport (CNX) to Ko Samui Airport?
Check out the airfares with Bangkok Airways (PG) if you want to travel straight from CNX to Ko Samui Airport. This carrier offers 30 flights every month, so you're sure to find one that suits your schedule.
Are CNX to Ko Samui Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices are constantly going up and down, so there are no guarantees. While last-minute flight deals between Chiang Mai Airport and Samui Airport are possible, it's also a good idea to keep track of prices well before you fly. In fact, some carriers publish their prices up to a year before the departure date. Expedia is continuously updating the biggest airfare bargains around, so check back often and be ready to grab your seat when the price is low.

Explore a world of travel with Expedia

Chiang Mai Airports

Lampang

Lampang to Samui Intl. Airport
฿24,400.00
*Available to Expedia members.