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

Flights from Chiang Mai to Ko Samui have been viewed 2 times in the past calendar month.

What are the cheapest airlines flying from Chiang Mai to Ko Samui round-trip?

According to our current data, Bangkok Airways ($198), and Cathay Pacific ($2,374) offers the cheapest pricing from Chiang Mai to Ko Samui. Bangkok Airways is currently priced 42% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Chiang Mai to Ko Samui one-way?

$133 is the cheapest one-way deal found within the past few days, from Bangkok Airways. You may also be able to find cheap deals on Malaysia Airlines and Cathay Pacific, with prices starting from $370 and $1,328, respectively.

What is the cheapest day to fly from Chiang Mai to Ko Samui?

Travelers seeking maximum savings on their Chiang Mai to Ko Samui flight should consider departing on Wednesday at noon when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

While on average a flight from Chiang Mai to Ko Samui is generally $322, our data shows the cheapest flight currently is $87. When looking at the most popular route, (Chiang Mai - Ko Samui), you can expect to pay $586 for that flight.

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

Consider Qatar Airways (100%), EVA Air (97%) or Thai Airways (97%) when booking your flight. These represent the most reliable airlines when flying from Chiang Mai to Ko Samui.

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

Users have found that flying from Chiang Mai to Ko Samui on a Monday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

Users have found that booking a flight from Chiang Mai to Ko Samui at least 60 days early can save you up to 116% on average compared to booking a flight this week. If booking 60 days before your flight isn’t an option for you, users have found flights from Chiang Mai to Ko Samui for as little as $320 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $328 for flights departing within the next 3 days.

What is the cheapest month to fly from Chiang Mai to Ko Samui?

May can be a great time to fly to Ko Samui from Chiang Mai with a flight ticket averaging about $346. Cheapflights users have found deals in the month of May for as cheap as $173. The most expensive prices can be found in the month of August.

Most accurate provider : When it comes to deals on Chiang Mai-Ko Samui flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chiang Mai-Ko Samui flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chiang Mai-Ko Samui flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Chiang Mai-Ko Samui flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chiang Mai-Ko Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

You will need to book a flight from Chiang Mai to Ko Samui if you want to fly from Chiang Mai to Ko Samui. At least 1 airline has flights from Chiang Mai (CNX) to Ko Samui (USM) on a regular basis. There are 7 flights to Ko Samui from the Chiang Mai airport per day. If you manage to book one that is nonstop, then you can expect the flight time from CNX to USM to be around 19h 30m.

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 vacation 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.

$128+ Flights from Chiang Mai to Ko Samui

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Find cheap flights from Chiang Mai to Ko Samui with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Chiang Mai to Ko Samui are usually found in May or July, booked 61 days in advance, depart on a Friday or Sunday and return on a Monday

Cheap flight deals from Chiang Mai to Ko Samui

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$191 (Mytrip)
One-way from	$128 (Kiwi.com)
Popular in	August
Cheapest in	May
Average price	$378
Good round-trip deal	$267 or less
Good one-way deal	$211 or less

Provider with most accurate pricing for Chiang Mai-Ko Samui flight deals.

Search Deals

Provider most trusted by Cheapflights users for Chiang Mai-Ko Samui flights.

Search Deals

From Chiang Mai to Ko Samui

Search Deals

One-way flight from Chiang Mai to Ko Samui

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High demand for flights, 3% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Price to beat on a round-trip flight from Chiang Mai to Ko Samui.

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

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Find flight deals from Chiang Mai to Ko Samui

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 April 11, 2025.

Wed 5/2110:25 pmCNX - USM

1 stop8h 55mMultiple Airlines

Wed 5/287:00 amUSM - CNX

1 stop16h 25mMultiple Airlines

Deal found 4/10

$191

Mon 6/238:00 pmCNX - USM

1 stop11h 20mBangkok Airways

Thu 6/268:55 amUSM - CNX

Nonstop1h 45mBangkok Airways

Deal found 4/10

$198

Mon 4/287:25 pmCNX - USM

2 stops19h 20mCathay Pacific

Thu 5/157:00 amUSM - CNX

2 stops11h 40mCathay Pacific

Deal found 4/10

$2,374

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 layovers in mind to ensure you get the best travel experience. Data last updated April 11, 2025.

Wed 5/2110:25 pmCNX - USM

1 stop8h 55mMultiple Airlines

Wed 5/287:00 amUSM - CNX

1 stop16h 25mMultiple Airlines

Deal found 4/10

$191

Mon 6/238:00 pmCNX - USM

1 stop11h 20mBangkok Airways

Thu 6/268:55 amUSM - CNX

Nonstop1h 45mBangkok Airways

Deal found 4/10

$198

Mon 4/287:25 pmCNX - USM

2 stops19h 20mCathay Pacific

Thu 5/157:00 amUSM - CNX

2 stops11h 40mCathay Pacific

Deal found 4/10

$2,374

Last-minute flights from Chiang Mai to Ko Samui
Discover last-minute flight deals from Chiang Mai to Ko Samui. Data last updated April 11, 2025 and is based on user searches.

Mon 4/218:00 pmCNX - USM

1 stop12h 15mBangkok Airways

Wed 4/238:55 amUSM - CNX

Nonstop1h 45mBangkok Airways

Deal found 4/10

$315

Mon 4/287:25 pmCNX - USM

2 stops19h 20mCathay Pacific

Thu 5/157:00 amUSM - CNX

2 stops11h 40mCathay Pacific

Deal found 4/10

$2,374

Mon 5/510:10 amCNX - USM

1 stop6h 55mBangkok Airways

Sun 5/118:55 amUSM - CNX

Nonstop1h 45mBangkok Airways

Deal found 4/10

$269

Wed 5/2110:25 pmCNX - USM

1 stop8h 55mMultiple Airlines

Wed 5/287:00 amUSM - CNX

1 stop16h 25mMultiple Airlines

Deal found 4/10

$191

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 April 11, 2025.

Tue 7/810:20 pmCNX - USM

1 stop11h 00mMultiple Airlines

Deal found 4/11

$128

Fri 6/610:10 amCNX - USM

1 stop8h 20mBangkok Airways

Deal found 4/10

$133

Fri 4/1812:35 pmCNX - USM

2 stops19h 40mMalaysia Airlines

Deal found 4/9

$370

Wed 4/167:25 pmCNX - USM

2 stops21h 10mCathay Pacific

Deal found 4/10

$1,328

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Wed 5/21

10:25 pm-7:20 am

1 stop8h 55m

Ko Samui

Wed 5/28

7:00 am-11:25 pm

1 stop16h 25m

$191

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Mon 6/23

8:00 pm-7:20 am

1 stop11h 20m

Ko Samui

Thu 6/26

8:55 am-10:40 am

Nonstop1h 45m

$198

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Mon 4/28

7:25 pm-2:45 pm

2 stops19h 20m

Ko Samui

Thu 5/15

7:00 am-6:40 pm

2 stops11h 40m

$2,374

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Tue 7/8

10:20 pm-9:20 am

1 stop11h 00m

$128

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Fri 6/6

10:10 am-6:30 pm

1 stop8h 20m

$133

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Fri 4/18

12:35 pm-8:15 am

2 stops19h 40m

$370

Chiang MaiKo Samui

CNX - USM

CNXUSM

Chiang Mai

Wed 4/16

7:25 pm-4:35 pm

2 stops21h 10m

$1,328

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/11

Compare providers for flights from Chiang Mai to Ko Samui

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chiang Mai to Ko Samui in April.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
Trip.com	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Chiang Mai-Ko Samui flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chiang Mai-Ko Samui flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chiang Mai-Ko Samui flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Chiang Mai-Ko Samui flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chiang Mai-Ko Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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

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

Booking 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chiang Mai to Ko Samui. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

One of the essential ways to save on airfare from Chiang Mai to Ko Samui is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 19% on airfare.

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).

Rainfall in Ko Samui by month

In terms of precipitation, rainfall in Ko Samui ranges from 2.3 - 19.3 inches per month. November is typically the wettest month, when rainfall can reach 19.3 in. February is typically the driest time to visit Ko Samui when rainfall is around 2.3 in.

Temperature in Ko Samui by month

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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Reviews of airlines servicing Ko Samui

Bangkok Airways

7.9

Good

109 reviews

Reviews

1 / 6

4.0

Okay

Derick,Jun 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Bangkok Airways

7.9

Good

109 reviews

Bangkok Airways

7.9

Good

109 reviews

Reviews

1 / 6

4.0

Okay

Derick,Jun 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Cathay Pacific

7.5

Good

844 reviews

Bangkok Airways

7.9

Good

109 reviews

Reviews

1 / 6

4.0

Okay

Derick,Jun 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Malaysia Airlines

7.3

Good

252 reviews

Bangkok Airways

7.9

Good

109 reviews

Reviews

1 / 6

4.0

Okay

Derick,Jun 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Related info for your journey

What airports do I use to fly from Chiang Mai to Ko Samui?
You will need to book a flight from Chiang Mai to Ko Samui if you want to fly from Chiang Mai to Ko Samui. At least 1 airline has flights from Chiang Mai (CNX) to Ko Samui (USM) on a regular basis. There are 7 flights to Ko Samui from the Chiang Mai airport per day. If you manage to book one that is nonstop, then you can expect the flight time from CNX to USM to be around 19h 30m.
How popular is this Chiang Mai to Ko Samui flight route?
Flights from Chiang Mai to Ko Samui have been viewed 2 times in the past calendar month.
What are the cheapest airlines flying from Chiang Mai to Ko Samui round-trip?
According to our current data, Bangkok Airways ($198), and Cathay Pacific ($2,374) offers the cheapest pricing from Chiang Mai to Ko Samui. Bangkok Airways is currently priced 42% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Chiang Mai to Ko Samui one-way?
$133 is the cheapest one-way deal found within the past few days, from Bangkok Airways. You may also be able to find cheap deals on Malaysia Airlines and Cathay Pacific, with prices starting from $370 and $1,328, respectively.
What are the most reliable airlines from Chiang Mai to Ko Samui?
Consider Qatar Airways (100%), EVA Air (97%) or Thai Airways (97%) when booking your flight. These represent the most reliable airlines when flying from Chiang Mai to Ko Samui.
What are the cheapest flights from Chiang Mai to Ko Samui?
While on average a flight from Chiang Mai to Ko Samui is generally $322, our data shows the cheapest flight currently is $87. When looking at the most popular route, (Chiang Mai - Ko Samui), you can expect to pay $586 for that flight.
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 vacation 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.

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Top airline flying from Chiang Mai to Ko Samui

Airline	Cheapest	Average	Flexibility	On-time
Bangkok Airways	Cheapest$170	Average$342	FlexibilityNo cancel fee	On-time74%

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$128+ Cheap flights from Chiang Mai to Ko Samui (CNX - USM)

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Chiang Mai to Ko Samui with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Chiang Mai to Ko Samui are usually found in May or July, booked 61 days in advance, depart on a Friday or Sunday and return on a Monday

Cheap flight deals from Chiang Mai to Ko Samui

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

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 April 11, 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 April 11, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Chiang Mai to Ko Samui

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chiang Mai to Ko Samui in April.

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?

Use this chart to determine the optimal time to book a round-trip flight from Chiang Mai to Ko Samui. Price data was last updated on April 4, 2025.

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

Find hourly flight availability from Chiang Mai to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

Weekly flight availability from Chiang Mai to Ko Samui

Explore weekly flight availability from Chiang Mai to Ko Samui. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 11, 2025.

Rainfall in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average rainfall totals by month.

Temperature in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average temperature totals by month.

Reviews of airlines servicing Ko Samui

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 are the cheapest airlines flying from Chiang Mai to Ko Samui round-trip?

What are the cheapest airlines to fly from Chiang Mai to Ko Samui one-way?

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?

Traveling to a place near Chiang Mai?

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Alternative routes for Chiang Mai to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Chiang Mai to Ko Samui

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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 April 11, 2025.