What’s the top stopover airport for flights from Chiang Mai to Ko Samui?

Bangkok (DMK) – chosen by Cheapflights users on 60% of one-stop itineraries from Chiang Mai to Ko Samui on Cheapflights. Find deals

What’s the cheapest stopover airport for flights from Chiang Mai to Ko Samui?

Bangkok (DMK) is the most affordable one-stop option, with an average return flight price of ฿5,428. Find deals

Which airport typically offers the quickest stopover for flights from Chiang Mai to Ko Samui?

Flights via Bangkok (DMK) offer the fastest connection on this route, with an average stopover time of 2h 29m. Find deals

What’s the fastest stopover option from Chiang Mai to Ko Samui?

Flights via Bangkok (DMK) have the shortest average one-way travel time for one-stop routes: 4h 53m. Find deals

How popular is this Chiang Mai to Ko Samui flight route?

Flights from Chiang Mai to Ko Samui have been viewed 10 times in the past calendar month.

What is the cheapest airline to fly from Chiang Mai to Ko Samui round-trip?

Our cheapest airline available from Chiang Mai to Ko Samui is Bangkok Airways. Our recent data shows that you can find tickets from as low as ฿7,541 on this airline. You may be able to fly from Chiang Mai to Ko Samui for 37% less than the average price by searching for this airline.

Weekly flight availability from Chiang Mai to Ko Samui

The most flights from CNX to USM are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

What are the cheapest flights from Chiang Mai to Ko Samui?

The cheapest flight price from Chiang Mai to Ko Samui is ฿7,565. On average you can expect to pay ฿9,677. The most popular route, (Chiang Mai - Ko Samui), can usually be booked for ฿6,490.

What are the most reliable airlines from Chiang Mai to Ko Samui?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chiang Mai to Ko Samui on time: Bangkok Airways (96%), EVA Air (92%), Qatar Airways (92%).

What airports do I use to fly from Chiang Mai to Ko Samui?

If you book a flight from Chiang Mai to Ko Samui, you will be flying from Chiang Mai to Ko Samui. Flights to Ko Samui (USM) from Chiang Mai (CNX) take 1h 45m for a nonstop flight. There are 7 flights from Chiang Mai to Ko Samui per day from 1 airline.

Can I find deals for flights from Chiang Mai to Ko Samui that include hotel bookings?

Yes. In addition to deals on Chiang Mai to Ko Samui flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Chiang Mai to Ko Samui?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chiang Mai to Ko Samui.

Can I find deals for business class flights from Chiang Mai to Ko Samui?

Yes. Cheapflights offers flight deals from Chiang Mai to Ko Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

฿4,109+ Cheap Flights from Chiang Mai to Ko Samui

Cheap flight deals from Chiang Mai to Ko Samui

Round-trip from	฿6,425
One-way from	฿4,109
Popular in	August
Cheapest in	September
Average price	฿11,252
Good one-way deal	฿9,535 or less

Bangkok Airways
28/1-17/2
1 total stop
11h 20m total
Chiang Mai to Ko Samui

Search Deals

Bangkok Airways
15/3
1 total stop
4h 50m total
Chiang Mai to Ko Samui

Search Deals

Highest demand for flights based on searches. 6% potential increase in price (฿27,897 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (฿10,260 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

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Price to beat on a one-way flight from Chiang Mai to Ko Samui.

Search Deals

Find flight deals from Chiang Mai to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Chiang Mai to Ko Samui
Explore the most affordable flight options available from Chiang Mai to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2025.

Thu 20/1122:50CNX - USM

1 stop8h 20mMultiple Airlines

Mon 24/1108:50USM - CNX

Nonstop1h 50mMultiple Airlines

Deal found 10/10฿6,620

Tue 25/1121:00CNX - USM

1 stop10h 10mMultiple Airlines

Tue 2/1208:50USM - CNX

Nonstop1h 50mMultiple Airlines

Deal found 11/10฿6,653

Fri 21/1122:50CNX - USM

1 stop8h 20mMultiple Airlines

Sun 23/1108:50USM - CNX

Nonstop1h 50mMultiple Airlines

Deal found 12/10฿6,686

Fri 28/1122:50CNX - USM

1 stop8h 20mMultiple Airlines

Sun 30/1108:50USM - CNX

Nonstop1h 50mMultiple Airlines

Deal found 11/10฿7,077

Best flights from Chiang Mai to Ko Samui
Discover carefully curated flight deals from Chiang Mai to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 October 2025.

Thu 20/1122:50CNX - USM

1 stop8h 20mMultiple Airlines

Mon 24/1108:50USM - CNX

Nonstop1h 50mMultiple Airlines

Deal found 10/10฿6,620

Fri 21/1122:50CNX - USM

1 stop8h 20mMultiple Airlines

Sun 23/1108:50USM - CNX

Nonstop1h 50mMultiple Airlines

Deal found 12/10฿6,686

Tue 25/1122:50CNX - USM

1 stop8h 55mMultiple Airlines

Tue 2/1208:50USM - CNX

Nonstop1h 50mMultiple Airlines

Deal found 11/10฿6,816

Fri 28/1122:50CNX - USM

1 stop8h 20mMultiple Airlines

Sun 30/1115:50USM - CNX

1 stop5h 05mMultiple Airlines

Deal found 11/10฿7,827

Thu 27/1122:25CNX - USM

1 stop8h 45mMultiple Airlines

Mon 1/1209:20USM - CNX

1 stop6h 20mMultiple Airlines

Deal found 12/10฿9,295

Direct flights from Chiang Mai to Ko Samui
Explore direct flight options from Chiang Mai to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 13 October 2025.

Thu 27/1111:30CNX - USM

Nonstop1h 45mBangkok Airways

Mon 1/1208:50USM - CNX

Nonstop1h 50mBangkok Airways

Deal found 12/10฿10,697

Fri 21/1111:30CNX - USM

Nonstop1h 45mBangkok Airways

Sun 23/1108:50USM - CNX

Nonstop1h 50mBangkok Airways

Deal found 11/10฿10,828

Fri 21/1111:30CNX - USM

Nonstop1h 45mBangkok Airways

Mon 24/1108:50USM - CNX

Nonstop1h 50mBangkok Airways

Deal found 11/10฿11,023

Tue 25/1111:30CNX - USM

Nonstop1h 45mBangkok Airways

Tue 2/1208:50USM - CNX

Nonstop1h 50mBangkok Airways

Deal found 11/10฿11,121

Last-minute flights from Chiang Mai to Ko Samui
Discover last-minute flight deals from Chiang Mai to Ko Samui. Data last updated 13 October 2025 and is based on user searches.

Sat 18/1020:00CNX - USM

1 stop12h 15mBangkok Airways

Sat 25/1008:55USM - CNX

Nonstop1h 45mBangkok Airways

Deal found 11/10฿8,479

Sat 18/1016:15CNX - USM

1 stop4h 10mMultiple Airlines

Sat 25/1008:00USM - CNX

1 stop12h 50mMultiple Airlines

Deal found 11/10฿10,925

Sun 19/1012:40CNX - USM

1 stop5h 45mMultiple Airlines

Sat 25/1008:55USM - CNX

Nonstop1h 45mMultiple Airlines

Deal found 10/10฿8,577

Tue 21/1010:10CNX - USM

1 stop11h 25mBangkok Airways

Fri 24/1008:55USM - CNX

Nonstop1h 45mBangkok Airways

Deal found 12/10฿8,969

Tue 21/1007:20CNX - USM

2 stops13h 05mMultiple Airlines

Fri 24/1008:55USM - CNX

Nonstop1h 45mMultiple Airlines

Deal found 12/10฿9,197

Thu 23/1010:45CNX - USM

1 stop6h 10mMultiple Airlines

Sun 26/1008:50USM - CNX

Nonstop1h 50mMultiple Airlines

Deal found 12/10฿9,034

One-way flights from Chiang Mai to Ko Samui
Search for one-way flight options from Chiang Mai to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 13 October 2025.

Sun 15/312:10CNX - USM

1 stop4h 50mBangkok Airways

Deal found 11/10฿4,109

Thu 20/1119:55CNX - USM

1 stop11h 50mMultiple Airlines

Deal found 12/10฿4,142

Thu 30/1013:10CNX - USM

1 stop5h 20mMultiple Airlines

Deal found 11/10฿4,207

Wed 29/1022:25CNX - USM

1 stop9h 05mMultiple Airlines

Deal found 12/10฿4,240

Sat 17/121:40CNX - USM

1 stop9h 30mBangkok Airways

Deal found 13/10฿4,272

Wed 12/1122:25CNX - USM

1 stop8h 45mMultiple Airlines

Deal found 13/10฿4,403

Tue 11/1122:25CNX - USM

1 stop8h 45mMultiple Airlines

Deal found 13/10฿4,435

Fri 9/110:10CNX - USM

2 stops21h 00mMultiple Airlines

Deal found 12/10฿4,501

Fri 21/1115:30CNX - USM

1 stop5h 00mMultiple Airlines

Deal found 11/10฿4,533

Fri 16/121:40CNX - USM

1 stop9h 30mBangkok Airways

Deal found 12/10฿4,566

Fly from

Fly to

Route

Depart

Return

Price

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Thu 20/11

22:50-07:10

1 stop8h 20m

Ko Samui

Mon 24/11

08:50-10:40

Nonstop1h 50m

฿6,620

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Fri 21/11

22:50-07:10

1 stop8h 20m

Ko Samui

Sun 23/11

08:50-10:40

Nonstop1h 50m

฿6,686

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Tue 25/11

22:50-07:45

1 stop8h 55m

Ko Samui

Tue 2/12

08:50-10:40

Nonstop1h 50m

฿6,816

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Fri 28/11

22:50-07:10

1 stop8h 20m

Ko Samui

Sun 30/11

15:50-20:55

1 stop5h 05m

฿7,827

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Thu 27/11

22:25-07:10

1 stop8h 45m

Ko Samui

Mon 1/12

09:20-15:40

1 stop6h 20m

฿9,295

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Mon 16/3

12:10-19:50

1 stop7h 40m

฿4,207

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Wed 18/3

12:10-18:55

1 stop6h 45m

฿4,207

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Fri 23/1

21:40-07:10

1 stop9h 30m

฿4,240

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Fri 16/1

21:40-07:10

1 stop9h 30m

฿4,533

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Fri 20/3

19:45-07:10

1 stop11h 25m

฿4,566

Flights are sorted by cheapest return flights first.

Deals found on 11/10

Showing 1-10 of 15 results

Best time to book a flight from Chiang Mai to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Chiang Mai with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chiang Mai to Ko Samui

Prices

Airlines

How far ahead should I book a flight from Chiang Mai to Ko Samui?

To ensure you get the cheapest price possible for a flight from Chiang Mai to Ko Samui, you should look to book at least 34 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Chiang Mai to Ko Samui?

Currently, April is the cheapest month in which you can book a flight from Chiang Mai to Ko Samui (average of ฿2,903). Flying from Chiang Mai to Ko Samui in January is currently the most expensive (average of ฿7,142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CNX to USM?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chiang Mai to Ko Samui as you normally would.

Reviews of airlines servicing Ko Samui

Read reviews from past customers who have flown with Bangkok Airways from Chiang Mai to Ko Samui. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Bangkok Airways

8.0

Very Good

114 reviews

Check prices

Reviews

1 / 7

10.0

Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

Bangkok Airways

8.0

Very Good

114 reviews

Bangkok Airways

8.0

Very Good

114 reviews

Check prices

Reviews

1 / 7

10.0

Excellent

Douglas,May 2025

USM - HKG

Related info for your journey

What airports do I use to fly from Chiang Mai to Ko Samui?
If you book a flight from Chiang Mai to Ko Samui, you will be flying from Chiang Mai to Ko Samui. Flights to Ko Samui (USM) from Chiang Mai (CNX) take 1h 45m for a nonstop flight. There are 7 flights from Chiang Mai to Ko Samui per day from 1 airline.
How popular is this Chiang Mai to Ko Samui flight route?
Flights from Chiang Mai to Ko Samui have been viewed 10 times in the past calendar month.
What is the cheapest airline to fly from Chiang Mai to Ko Samui round-trip?
Our cheapest airline available from Chiang Mai to Ko Samui is Bangkok Airways. Our recent data shows that you can find tickets from as low as ฿7,541 on this airline. You may be able to fly from Chiang Mai to Ko Samui for 37% less than the average price by searching for this airline.
What are the most reliable airlines from Chiang Mai to Ko Samui?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chiang Mai to Ko Samui on time: Bangkok Airways (96%), EVA Air (92%), Qatar Airways (92%).
What are the cheapest flights from Chiang Mai to Ko Samui?
The cheapest flight price from Chiang Mai to Ko Samui is ฿7,565. On average you can expect to pay ฿9,677. The most popular route, (Chiang Mai - Ko Samui), can usually be booked for ฿6,490.
Can I find deals for flights from Chiang Mai to Ko Samui that include hotel bookings?
Yes. In addition to deals on Chiang Mai to Ko Samui flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Chiang Mai to Ko Samui?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chiang Mai to Ko Samui.
Can I find deals for business class flights from Chiang Mai to Ko Samui?
Yes. Cheapflights offers flight deals from Chiang Mai to Ko Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Chiang Mai to Ko Samui?
Currently, April is the cheapest month in which you can book a flight from Chiang Mai to Ko Samui (average of ฿2,903). Flying from Chiang Mai to Ko Samui in January is currently the most expensive (average of ฿7,142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Ko Pha Ngan

Ko Tao

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Fly from Chiang Mai to Ko Samui on these airlines

Bangkok Airways flights from Chiang Mai to Ko Samui

Direct flights to Thailand

Top airline flying from Chiang Mai to Ko Samui

Airline	Cheapest	Average	Flexibility	On-time
Bangkok Airways	Cheapest฿7,541	Average฿9,892	FlexibilityNo cancel fee	On-time74%	Search Bangkok Airways flights

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How does Cheapflights help users find flights from Chiang Mai to Ko Samui?

Cheapflights helps you search for flights from Chiang Mai to Ko Samui via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Chiang Mai to Ko Samui?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chiang Mai to Ko Samui.

Can Cheapflights find flights from Chiang Mai to Ko Samui with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Chiang Mai to Ko Samui, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Chiang Mai to Ko Samui become cheaper?

Of course! You can now track prices for flights from Chiang Mai to Ko Samui and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Chiang Mai to Ko Samui from ฿4,109

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Chiang Mai to Ko Samui

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good one-way deal

Find flight deals from Chiang Mai to Ko Samui

Cheapest flights from Chiang Mai to Ko SamuiExplore the most affordable flight options available from Chiang Mai to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2025.

Explore the most affordable flight options available from Chiang Mai to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chiang Mai to Ko Samui that are best for you.

Best time to book a flight from Chiang Mai to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Chiang Mai with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Chiang Mai to Ko Samui

How far ahead should I book a flight from Chiang Mai to Ko Samui?

What is the cheapest month to book a flight from Chiang Mai to Ko Samui?

What is the cheapest time of day to fly from CNX to USM?

Weekly flight availability from Chiang Mai to Ko Samui

What’s the top stopover airport for flights from Chiang Mai to Ko Samui?

What’s the fastest stopover option from Chiang Mai to Ko Samui?

What’s the fastest stopover option from Chiang Mai to Ko Samui?

Which airport typically offers the quickest stopover for flights from Chiang Mai to Ko Samui?

Reviews of airlines servicing Ko Samui

Read reviews from past customers who have flown with Bangkok Airways from Chiang Mai to Ko Samui. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airports do I use to fly from Chiang Mai to Ko Samui?

How popular is this Chiang Mai to Ko Samui flight route?

What is the cheapest airline to fly from Chiang Mai to Ko Samui round-trip?

What are the most reliable airlines from Chiang Mai to Ko Samui?

What are the cheapest flights from Chiang Mai to Ko Samui?

Can I find deals for flights from Chiang Mai to Ko Samui that include hotel bookings?

How can I find direct flights from Chiang Mai to Ko Samui?

Can I find deals for business class flights from Chiang Mai to Ko Samui?

What is the cheapest month to book a flight from Chiang Mai to Ko Samui?

Travelling to a place near Ko Samui?

Browse thousands of different options on Cheapflights for your next trip

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Fly from Chiang Mai to Ko Samui on these airlines

Choose from the following airlines for your flight from Chiang Mai to Ko Samui. Flights are based on user searches made on Cheapflights and were last updated on 13 October 2025.

Top airline flying from Chiang Mai to Ko Samui

Fly with Cheapflights

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How does Cheapflights help users find flights from Chiang Mai to Ko Samui?

Why should you use Cheapflights to find cheap flight tickets from Chiang Mai to Ko Samui?

Can Cheapflights find flights from Chiang Mai to Ko Samui with no change fees?

Can Cheapflights notify me if prices for flights from Chiang Mai to Ko Samui become cheaper?

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Cheapest flights from Chiang Mai to Ko Samui
Explore the most affordable flight options available from Chiang Mai to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2025.