What is the cheapest airline that flies from Ko Samui to Chiang Mai?

Bangkok Airways is the most popular carrier operating from Ko Samui to Chiang Mai

How many flights depart from Ko Samui to Chiang Mai on average per day?

7 flights are operational daily from Ko Samui to Chiang Mai as of September 2025. The most popular departure time for this route is 8:00AM, with 100% of flights per day taking off at noon.

How many flights depart from Ko Samui to Chiang Mai on average per week?

As of September 2025, there are 49 flights per week flying from Ko Samui to Chiang Mai. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

When did momondo last update prices for flights from Ko Samui Airport to Chiang Mai Airport?

Prices for flights from Ko Samui Airport to Chiang Mai Airport are updated daily.

How many operators does momondo search for flights from Ko Samui Airport to Chiang Mai Airport?

As of September 2025, there is 1 operator available to choose from for flights from Ko Samui Airport to Chiang Mai Airport.

How old do you have to be to fly from Ko Samui Airport to Chiang Mai Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ko Samui Airport to Chiang Mai Airport.

What documentation or ID do you need to fly to Chiang Mai Airport?

The travel and health documents you'll need for your trip to Chiang Mai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chiang Mai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$97 Cheap Flights from Ko Samui to Chiang Mai in 2025/26

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Find the cheapest flights from Ko Samui to Chiang Mai

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

8:55 am - 10:40 amUSM-CNX

1h 45mnonstop

10:55 pm - 7:20 amCNX-USM

8h 25m1 stop

$218Multiple Airlines

Find Deal

Mon, Oct 13 - Mon, Oct 20

8:55 am - 10:40 amUSM-CNX

1h 45mnonstop

12:40 pm - 6:25 pmCNX-USM

5h 45m1 stop

$267Multiple Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

8:55 am - 10:40 amUSM-CNX

1h 45mnonstop

10:25 pm - 7:20 amCNX-USM

8h 55m1 stop

$272Multiple Airlines

Find Deal

Sun, Oct 12 - Sun, Oct 12

8:55 am - 10:40 amUSM-CNX

1h 45mnonstop

11:55 am - 5:45 pmCNX-USM

5h 50m1 stop

$286Bangkok Airways

Find Deal

Tue, Sep 30 - Wed, Oct 1

8:55 am - 10:40 amUSM-CNX

1h 45mnonstop

7:10 am - 6:00 pmCNX-USM

10h 50m2 stops

$293Multiple Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

8:50 am - 10:40 amUSM-CNX

1h 50mnonstop

12:25 pm - 5:00 pmCNX-USM

4h 35m1 stop

$311Multiple Airlines

Find Deal

Sun, Mar 1 - Sat, Mar 7

8:50 am - 10:40 amUSM-CNX

1h 50mnonstop

11:40 am - 7:10 amCNX-USM

19h 30m2 stops

$312Multiple Airlines

Find Deal

Thu, Oct 30 - Thu, Nov 6

8:55 am - 10:40 amUSM-CNX

1h 45mnonstop

10:10 am - 5:05 pmCNX-USM

6h 55m1 stop

$316Bangkok Airways

Find Deal

Mon, Sep 29 - Tue, Sep 30

3:25 pm - 8:05 pmUSM-CNX

4h 40m1 stop

10:25 pm - 7:20 amCNX-USM

8h 55m1 stop

$317Multiple Airlines

Find Deal

Sun, Oct 12 - Sun, Oct 12

7:00 pm - 10:15 amUSM-CNX

15h 15m1 stop

2:15 pm - 9:35 pmCNX-USM

7h 20m1 stop

$320Multiple Airlines

Find Deal

Mon, Oct 13 - Mon, Oct 20

Bangkok Airways flights from Ko Samui to Chiang Mai

Our best Bangkok Airways deals on Ko Samui to Chiang Mai flight tickets

Bangkok Airways

Sep 30

USM8:55 amKo Samui

1h 45m

CNX10:40 amChiang Mai

Oct 1

CNX11:55 amChiang Mai

5h 50m

1 stop

USM5:45 pmKo Samui

$286

Find similar

Bangkok Airways

Sep 21

USM8:55 amKo Samui

1h 45m

CNX10:40 amChiang Mai

Sep 22

CNX8:00 pmChiang Mai

12h 15m

1 stop

USM8:15 amKo Samui

$299

Find similar

Bangkok Airways

Sep 29

USM8:55 amKo Samui

1h 45m

CNX10:40 amChiang Mai

Sep 30

CNX10:10 amChiang Mai

6h 55m

1 stop

USM5:05 pmKo Samui

$316

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Ko SamuiChiang Mai

USM - CNX

USMCNX

Ko Samui

Mon 10/13

8:55 am-10:40 am

Nonstop1h 45m

Chiang Mai

Mon 10/20

10:55 pm-7:20 am

1 stop8h 25m

$218

Ko SamuiChiang Mai

USM - CNX

USMCNX

Ko Samui

Tue 10/14

8:55 am-10:40 am

Nonstop1h 45m

Chiang Mai

Tue 10/21

12:40 pm-6:25 pm

1 stop5h 45m

$267

Ko SamuiChiang Mai

USM - CNX

USMCNX

Ko Samui

Sun 10/12

8:55 am-10:40 am

Nonstop1h 45m

Chiang Mai

Sun 10/12

10:25 pm-7:20 am

1 stop8h 55m

$272

Ko SamuiChiang Mai

USM - CNX

USMCNX

Ko Samui

Tue 9/30

8:55 am-10:40 am

Nonstop1h 45m

Chiang Mai

Wed 10/1

11:55 am-5:45 pm

1 stop5h 50m

$286

Ko SamuiChiang Mai

USM - CNX

USMCNX

Ko Samui

Tue 10/14

8:55 am-10:40 am

Nonstop1h 45m

Chiang Mai

Tue 10/21

7:10 am-6:00 pm

2 stops10h 50m

$293

Ko SamuiChiang Mai

USM - CNX

USMCNX

Ko Samui

Sun 3/1

8:50 am-10:40 am

Nonstop1h 50m

Chiang Mai

Sat 3/7

12:25 pm-5:00 pm

1 stop4h 35m

$311

Ko SamuiChiang Mai

USM - CNX

USMCNX

Ko Samui

Thu 10/30

8:50 am-10:40 am

Nonstop1h 50m

Chiang Mai

Thu 11/6

11:40 am-7:10 am

2 stops19h 30m

$312

Ko SamuiChiang Mai

USM - CNX

USMCNX

Ko Samui

Mon 9/29

8:55 am-10:40 am

Nonstop1h 45m

Chiang Mai

Tue 9/30

10:10 am-5:05 pm

1 stop6h 55m

$316

Ko SamuiChiang Mai

USM - CNX

USMCNX

Ko Samui

Sun 10/12

3:25 pm-8:05 pm

1 stop4h 40m

Chiang Mai

Sun 10/12

10:25 pm-7:20 am

1 stop8h 55m

$317

Ko SamuiChiang Mai

USM - CNX

USMCNX

Ko Samui

Mon 10/13

7:00 pm-10:15 am

1 stop15h 15m

Chiang Mai

Mon 10/20

2:15 pm-9:35 pm

1 stop7h 20m

$320

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How to get the cheapest flight ticket from Ko Samui to Chiang Mai

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest Ko Samui to Chiang Mai flight route?

Fly from Ko Samui to Chiang Mai for the best Ko Samui - Chiang Mai flight prices

What cabin class options are available on Ko Samui to Chiang Mai flights?

There is only 1 cabin class available to choose from on Ko Samui to Chiang Mai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Ko Samui to Chiang Mai flight prices changed over time?

As of September 2025, prices for Ko Samui to Chiang Mai flights are approximately 1% cheaper when compared to flights at the same time last year.

When to book flights from Ko Samui to Chiang Mai

Are you open to changing your travel dates? Check out the ideal times to fly from Ko Samui to Chiang Mai according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ko Samui to Chiang Mai (USM to CNX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ko Samui to Chiang Mai

Best Price Found	$162
Fastest flight time	1h 45m
Direct flights	Mon, Tue, Wed, Thu, Fri and Sat
Airports in Chiang Mai	1 airport

The best one-way flight to Chiang Mai from Ko Samui in the past 72 hours is $162. The best round-trip flight deal from Ko Samui to Chiang Mai found on momondo in the last 72 hours is $375.

The fastest flight from Ko Samui to Chiang Mai takes 1h 45m

Direct flights go from Ko Samui to Chiang Mai on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. The only airline offering direct flights is Bangkok Airways.

There is 1 airport near Chiang Mai: Chiang Mai (CNX)

Search flight deals

How far is Ko Samui to Chiang Mai by plane?
There are 643.7 mi between Ko Samui and Chiang Mai. Typically, this will take 1h 45m by plane in normal conditions.
When did momondo last update prices for flights from Ko Samui Airport to Chiang Mai Airport?
Prices for flights from Ko Samui Airport to Chiang Mai Airport are updated daily.
How many operators does momondo search for flights from Ko Samui Airport to Chiang Mai Airport?
As of September 2025, there is 1 operator available to choose from for flights from Ko Samui Airport to Chiang Mai Airport.
How old do you have to be to fly from Ko Samui Airport to Chiang Mai Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ko Samui Airport to Chiang Mai Airport.
What documentation or ID do you need to fly to Chiang Mai Airport?
The travel and health documents you'll need for your trip to Chiang Mai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chiang Mai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Ko Samui to Chiang Mai?
Based on momondo bookings for flights between Ko Samui and Chiang Mai, the leading plane model is Airbus A319, making up 100.00% of the total bookings.
What is the most popular airline from Ko Samui to Chiang Mai?
Based on momondo bookings for flights between Ko Samui and Chiang Mai, the leading airline is Bangkok Airways, making up 100% of the total bookings.

Best airlines flying from Ko Samui to Chiang Mai

Compare and see reviews for airlines that fly from Ko Samui to Chiang Mai with momondo

Airline	Rating	Free Cancellation	Price
Bangkok Airways	PriceFrom $258	Free Cancellation	Rating 8.0 113 reviews		Search Bangkok Airways flights

Bangkok Airways Flights From Ko Samui to Chiang Mai
The lowest priced Bangkok Airways flight from Ko Samui to Chiang Mai from the last 72 hours was $258. Generally, Bangkok Airways has 7 flights on this route every week with an average price of $377. Bangkok Airways is rated 8.0/10 by our users.

Why use momondo?

Why should I use momondo to find a flight deal from Ko Samui to Chiang Mai?

Finding the right flight to Chiang Mai from Ko Samui is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chiang Mai quick and easy, saving you time and money.

Can I find flights from Ko Samui to Chiang Mai with flexible booking policies on momondo?

Yes. All flights to Chiang Mai from Ko Samui on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ko Samui to Chiang Mai?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chiang Mai from Ko Samui.

I’m not ready to book a flight from Ko Samui to Chiang Mai right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ko Samui to Chiang Mai now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chiang Mai and let you know when they change.

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Cheap flights from Ko Samui to Chiang Mai from $97

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ko Samui to Chiang Mai departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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Find the cheapest flights from Ko Samui to Chiang Mai

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Bangkok Airways flights from Ko Samui to Chiang Mai

Our best Bangkok Airways deals on Ko Samui to Chiang Mai flight tickets

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

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How to get the cheapest flight ticket from Ko Samui to Chiang Mai

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest Ko Samui to Chiang Mai flight route?

Fly from Ko Samui to Chiang Mai for the best Ko Samui - Chiang Mai flight prices

What cabin class options are available on Ko Samui to Chiang Mai flights?

There is only 1 cabin class available to choose from on Ko Samui to Chiang Mai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Ko Samui to Chiang Mai flight prices changed over time?

As of September 2025, prices for Ko Samui to Chiang Mai flights are approximately 1% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Ko Samui to Chiang Mai?

Bangkok Airways is the most popular carrier operating from Ko Samui to Chiang Mai

How many flights depart from Ko Samui to Chiang Mai on average per day?

7 flights are operational daily from Ko Samui to Chiang Mai as of September 2025. The most popular departure time for this route is 8:00AM, with 100% of flights per day taking off at noon.

How many flights depart from Ko Samui to Chiang Mai on average per week?

As of September 2025, there are 49 flights per week flying from Ko Samui to Chiang Mai. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

When to book flights from Ko Samui to Chiang Mai

Cheap Ko Samui to Chiang Mai (USM to CNX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ko Samui to Chiang Mai

Best Price Found

Fastest flight time

Direct flights

Airports in Chiang Mai

How far is Ko Samui to Chiang Mai by plane?

When did momondo last update prices for flights from Ko Samui Airport to Chiang Mai Airport?

How many operators does momondo search for flights from Ko Samui Airport to Chiang Mai Airport?

How old do you have to be to fly from Ko Samui Airport to Chiang Mai Airport?

What documentation or ID do you need to fly to Chiang Mai Airport?

What is the most popular plane model from Ko Samui to Chiang Mai?

What is the most popular airline from Ko Samui to Chiang Mai?

Best airlines flying from Ko Samui to Chiang Mai

Compare and see reviews for airlines that fly from Ko Samui to Chiang Mai with momondo

Bangkok Airways Flights From Ko Samui to Chiang Mai

Why use momondo?

Why should I use momondo to find a flight deal from Ko Samui to Chiang Mai?

Can I find flights from Ko Samui to Chiang Mai with flexible booking policies on momondo?

How can momondo help me find flights from Ko Samui to Chiang Mai?

I’m not ready to book a flight from Ko Samui to Chiang Mai right now. Can momondo alert me if prices change?

An easier way to manage your Chiang Mai trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Thailand

Airports servicing Thailand