HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Chiang Mai

$491+ Cheap flights from Denver (DEN) to Chiang Mai (CNX)

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CNX
Oct 25 — Nov 11
Sat 10/25
Sat 11/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Chiang Mai 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.

Cheap flight deals from Denver to Chiang Mai

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Chiang Mai (CNX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$876
(Trip.com)

One-way from

$491
(Gurufare)

Popular in

June

Cheapest in

September

Average price

$1,039
Provider with most accurate pricing for Denver Intl-Chiang Mai flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Chiang Mai flights.
Search Deals
From Denver Intl to Chiang Mai
Search Deals
One-way flight from Denver Intl to Chiang Mai
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($261 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Denver to Chiang Mai

Cheapest flights from Denver to Chiang Mai
Explore the most affordable flight options available from Denver to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

This Trip.com deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:00 amDEN - CNX
2 stops42h 25mMultiple Airlines
Thu 10/303:35 pmCNX - DEN
2 stops46h 22mMultiple Airlines
Deal found 9/25$876
This oojo deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/97:00 amDEN - CNX
2 stops42h 55mMultiple Airlines
Sat 11/154:55 pmCNX - DEN
2 stops45h 04mMultiple Airlines
Deal found 9/24$1,029
This SmartFares deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/213:02 pmDEN - CNX
2 stops30h 23mMultiple Airlines
Fri 11/1411:50 amCNX - DEN
2 stops26h 09mMultiple Airlines
Deal found 9/22$1,030
This STARLUX Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/213:02 pmDEN - CNX
2 stops36h 18mSTARLUX Airlines
Tue 10/284:55 pmCNX - DEN
2 stops44h 04mSTARLUX Airlines
Deal found 9/22$1,038
This oojo deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/213:02 pmDEN - CNX
2 stops30h 23mEVA Air
Tue 10/2811:50 amCNX - DEN
2 stops37h 37mEVA Air
Deal found 9/22$1,048
This oojo deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1112:49 pmDEN - CNX
2 stops38h 36mChina Airlines
Sat 11/111:25 amCNX - DEN
2 stops39h 02mChina Airlines
Deal found 9/23$1,133
This oojo deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:20 pmDEN - CNX
2 stops27h 05mEVA Air
Mon 10/2711:50 amCNX - DEN
2 stops43h 00mEVA Air
Deal found 9/23$1,134
This Delta deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:41 pmDEN - CNX
2 stops37h 14mDelta
Sun 10/2612:15 amCNX - DEN
2 stops35h 59mDelta
Deal found 9/23$1,223

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Chiang Mai that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 25, 2025.
Use the filters below to find and compare flights from Denver to Chiang Mai that are best for you.

Fly from

Denver

Fly to

Chiang Mai

Route

Depart

Return

Price

DenverChiang Mai

DEN - CNX

DENCNX

Denver Intl

Thu 10/23

6:00 am-1:25 pm

2 stops42h 25m

Chiang Mai

Thu 10/30

3:35 pm-9:49 pm

3 stops43h 14m

$903

DenverChiang Mai

DEN - CNX

DENCNX

Denver Intl

Mon 1/12

7:50 pm-10:25 am

2 stops24h 35m

Chiang Mai

Tue 1/20

11:25 am-7:19 pm

2 stops45h 54m

$963

DenverChiang Mai

DEN - CNX

DENCNX

Denver Intl

Mon 1/12

7:50 pm-10:25 am

2 stops24h 35m

Chiang Mai

Thu 2/5

11:25 am-7:19 pm

2 stops45h 54m

$963

DenverChiang Mai

DEN - CNX

DENCNX

Denver Intl

Sun 3/1

7:15 pm-10:55 pm

2 stops37h 40m

Chiang Mai

Wed 3/4

12:15 am-7:02 pm

2 stops32h 47m

$991

DenverChiang Mai

DEN - CNX

DENCNX

Denver Intl

Mon 1/12

7:50 pm-10:25 am

2 stops24h 35m

Chiang Mai

Thu 2/5

11:25 am-4:24 pm

2 stops42h 59m

$1,017

DenverChiang Mai

DEN - CNX

DENCNX

Denver Intl

Sun 11/9

7:00 am-3:55 pm

2 stops42h 55m

Chiang Mai

Sat 11/15

4:55 pm-11:59 pm

2 stops45h 04m

$1,029

DenverChiang Mai

DEN - CNX

DENCNX

Denver Intl

Tue 10/21

3:02 pm-10:25 am

2 stops30h 23m

Chiang Mai

Tue 10/28

11:50 am-12:27 pm

2 stops37h 37m

$1,048

DenverChiang Mai

DEN - CNX

DENCNX

Denver Intl

Tue 10/21

6:20 pm-1:45 pm

3 stops30h 25m

Chiang Mai

Fri 11/14

11:50 am-11:59 pm

2 stops26h 09m

$1,085

DenverChiang Mai

DEN - CNX

DENCNX

Denver Intl

Mon 2/9

6:30 am-3:25 pm

3 stops42h 55m

$491

DenverChiang Mai

DEN - CNX

DENCNX

Denver Intl

Tue 2/10

5:15 pm-3:55 pm

2 stops32h 40m

$491

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/24

Showing 1-10 of 18 results
1
2

Compare providers for flights from Denver to Chiang Mai

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 Denver to Chiang Mai in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
OneTravelPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 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 Denver-Chiang Mai flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Chiang Mai flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Chiang Mai flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-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 Denver-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 Denver to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from Denver 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 Denver to Chiang Mai

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

Find hourly flight availability from Denver to Chiang Mai. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 25, 2025.

It’s typically best to fly out from Denver to Chiang Mai at noon. Doing so could potentially save you 28% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Chiang Mai

Get insights into the airlines that provide service to Chiang Mai. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chiang Mai. Reviews last updated September 25, 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air, and Asiana Airlines from Denver to Chiang Mai by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,242 reviews

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
EVA Air
8.4
Very good
1,242 reviews
EVA Air
8.4
Very good
1,242 reviews

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Korean Air
8.4
Very good
1,143 reviews
EVA Air
8.4
Very good
1,242 reviews

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Asiana Airlines
8.2
Very good
483 reviews
EVA Air
8.4
Very good
1,242 reviews

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Delta
8.0
Very good
7,973 reviews
EVA Air
8.4
Very good
1,242 reviews

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
China Eastern
7.2
Good
166 reviews
EVA Air
8.4
Very good
1,242 reviews

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

Related info for your journey

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

  • How long is the flight from Denver to Chiang Mai?

    China Airlines and Korean Air can get you from Denver to Chiang Mai in just under 24h 35m. Your travel time can differ by up to 13h 05m. The distance from Denver to Chiang Mai is about 8103 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Denver to Chiang Mai round-trip?

    Our cheapest airline available from Denver to Chiang Mai is China Eastern. Our recent data shows that you can find tickets from as low as $798 on this airline. Additional options worth looking into are Korean Air and EVA Air, starting at $894 and $995 round-trip. You may be able to fly from Denver to Chiang Mai for 39% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Denver to Chiang Mai one-way?

    To fly one-way, consider booking your trip with China Eastern, which is currently one of the cheapest options available, starting at $491. STARLUX Airlines flights start at $491 while deals on Korean Air start at $519 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver 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.

  • What is the cheapest month to book a flight from Denver to Chiang Mai?

    Currently, September is the cheapest month in which you can book a flight from Denver to Chiang Mai (average of $976). Flying from Denver to Chiang Mai in June is currently the most expensive (average of $1,562). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Denver to Chiang Mai

Discover the top 5 airlines that operate flights from Denver to Chiang Mai. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$798Average$899FlexibilityNo cancel feeOn-time62%
Korean AirCheapest$894Average$1,186FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$995Average$1,693FlexibilityNo cancel feeOn-time74%
DeltaCheapest$1,054Average$1,184FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$1,301Average$1,476FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.