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Chiang Mai

$93+ Cheap flights from Ko Samui to Chiang Mai (USM - CNX)

USM — CNX
Dec 12 — Dec 191
Sat 12/12
Sat 12/19
1 adult, Economy
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Cheap flight deals from Ko Samui to Chiang Mai

Cheapest flights from Ko Samui to Chiang Mai

Sat 11/288:50 am -
Nonstop1h 50m
Sun 11/296:45 am -
1 stop13h 40m
Deal found 11/10$307
Wed 12/28:50 am -
Nonstop1h 50m
Wed 12/27:45 pm -
1 stop12h 10m
Deal found 11/12$319
Sat 11/288:50 am -
Nonstop1h 50m
Mon 11/3011:30 am -
Nonstop1h 45m
Deal found 11/12$344
Tue 12/18:50 am -
Nonstop1h 50m
Tue 12/17:45 pm -
1 stop11h 50m
Deal found 11/12$345
Tue 12/18:50 am -
Nonstop1h 50m
Thu 12/37:45 pm -
1 stop12h 20m
Deal found 11/12$357
Wed 12/28:50 am -
Nonstop1h 50m
Thu 12/311:30 am -
Nonstop1h 45m
Deal found 11/12$360
Sat 11/288:50 am -
Nonstop1h 50m
Mon 12/712:10 pm -
1 stop8h 15m
Deal found 11/12$365
Tue 12/18:50 am -
Nonstop1h 50m
Sat 12/57:45 pm -
1 stop11h 50m
Deal found 11/12$368
Sun 11/298:50 am -
Nonstop1h 50m
Sun 12/67:45 pm -
1 stop12h 20m
Deal found 11/12$373
Sat 11/288:50 am -
Nonstop1h 50m
Sun 11/2910:10 am -
1 stop5h 10m
Deal found 11/10$377

Find flight deals from Ko Samui to Chiang Mai

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(Gotogate)

One-way from

$93
(Bangkok Airways)

Popular in

January

Cheapest in

April

Average price

$429

Good one-way deal

$146 or less
Provider with most accurate pricing for Ko Samui-Chiang Mai flight deals.
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Provider most trusted by Cheapflights users for Ko Samui-Chiang Mai flights.
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From Ko Samui to Chiang Mai
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One-way flight from Ko Samui to Chiang Mai
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in November 2026
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Price to beat on a one-way flight from Ko Samui to Chiang Mai.
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Ko SamuiChiang Mai

USM Ko Samui - CNX Chiang Mai

USMCNX

Ko Samui

Sun 11/29

8:50 am-10:40 am

Nonstop1h 50m

Chiang Mai

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$107

Ko SamuiChiang Mai

USM Ko Samui - CNX Chiang Mai

USMCNX

Ko Samui

Tue 12/15

8:50 am-10:40 am

Nonstop1h 50m

Chiang Mai

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$128

Ko SamuiChiang Mai

USM Ko Samui - CNX Chiang Mai

USMCNX

Ko Samui

Wed 1/27

8:50 am-10:40 am

Nonstop1h 50m

Chiang Mai

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$143

Ko SamuiChiang Mai

USM Ko Samui - CNX Chiang Mai

USMCNX

Ko Samui

Thu 11/19

8:50 am-10:40 am

Nonstop1h 50m

Chiang Mai

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$143

Ko SamuiChiang Mai

USM Ko Samui - CNX Chiang Mai

USMCNX

Ko Samui

Tue 3/16

7:00 am-11:20 am

1 stop4h 20m

Chiang Mai

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$148

Ko SamuiChiang Mai

USM Ko Samui - CNX Chiang Mai

USMCNX

Ko Samui

Fri 12/11

8:50 am-10:40 am

Nonstop1h 50m

Chiang Mai

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$167

Ko SamuiChiang Mai

USM Ko Samui - CNX Chiang Mai

USMCNX

Ko Samui

Tue 1/26

6:45 am-11:00 am

1 stop4h 15m

Chiang Mai

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$187

Ko SamuiChiang Mai

USM Ko Samui - CNX Chiang Mai

USMCNX

Ko Samui

Mon 1/11

8:50 am-10:40 am

Nonstop1h 50m

Chiang Mai

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$219

Ko SamuiChiang Mai

USM Ko Samui - CNX Chiang Mai

USMCNX

Ko Samui

Fri 2/26

8:50 am-10:40 am

Nonstop1h 50m

Chiang Mai

Fri 2/26

7:45 pm-7:10 am

1 stop11h 25m

$290

Ko SamuiChiang Mai

USM Ko Samui - CNX Chiang Mai

USMCNX

Ko Samui

Sat 11/28

8:50 am-10:40 am

Nonstop1h 50m

Chiang Mai

Mon 11/30

11:30 am-1:15 pm

Nonstop1h 45m

$344

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 16 resultsSorted by cheapest first
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Compare providers for flights from Ko Samui to Chiang Mai

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ko Samui to Chiang Mai in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
BudgetAirPrice Accuracy2 starsTrust 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 Ko Samui-Chiang Mai flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ko Samui-Chiang Mai flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ko Samui-Chiang Mai flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ko Samui-Chiang Mai 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 Ko Samui-Chiang Mai 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 Ko Samui to Chiang Mai

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

Cheapflights Insights

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

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

When flying from Ko Samui to Chiang Mai, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Ko Samui to Chiang Mai?

Airfare is below average for this route at the moment.

Ko Samui to Chiang Mai flights typically cost between $306 and $450 in April.
The cheapest round-trip price found within the last 5 days was $289 on Bangkok Airways (Apr 8-Apr 11).

Related info for your journey

  • How long is the flight from Ko Samui to Chiang Mai?

    There are many flights that can get you from Ko Samui to Chiang Mai in 1h 50m. Fly via Bangkok Airways to get the fastest option. There are 641 mi between Ko Samui and Chiang Mai. All flights are typically nonstop.

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

    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 Ko Samui to Chiang Mai on time: EVA Air (90%), Thai Airways (90%), China Airlines (90%).

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

    While on average a flight from Ko Samui to Chiang Mai is generally $162, our data shows the cheapest flight currently is $92. When looking at the most popular route, (Ko Samui - Chiang Mai), you can expect to pay $211 for that flight.

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

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

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

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

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

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

See more FAQs

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