Cheap flights from Denver International to Chiang Mai

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Compare Denver International to Chiang Mai flight deals

Find the cheapest month or even day of the year to fly to Chiang Mai

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Flight deals from Denver International to Chiang Mai

Looking for a cheap last-minute deal or the best round-trip flight from Denver International Airport to Chiang Mai Airport? If you want to travel next month, round-trip fares start from $966. Find the lowest prices on one-way and round-trip tickets right here.

Chiang Mai.$878 per passenger.Departing Thu, Nov 12, returning Wed, Dec 2.Round-trip flight with Korean Air.Outbound indirect flight with Korean Air, departing from Denver International on Thu, Nov 12, arriving in Chiang Mai.Inbound indirect flight with Korean Air, departing from Chiang Mai on Wed, Dec 2, arriving in Denver International.Price includes taxes and charges.From $878, select.

Chiang Mai.$884 per passenger.Departing Sun, Nov 1, returning Wed, Nov 18.Round-trip flight with Korean Air.Outbound indirect flight with Korean Air, departing from Denver International on Sun, Nov 1, arriving in Chiang Mai.Inbound indirect flight with Korean Air, departing from Chiang Mai on Wed, Nov 18, arriving in Denver International.Price includes taxes and charges.From $884, select.

Chiang Mai.$965 per passenger.Departing Wed, Oct 28, returning Wed, Nov 4.Round-trip flight with Korean Air.Outbound indirect flight with Korean Air, departing from Denver International on Wed, Oct 28, arriving in Chiang Mai.Inbound indirect flight with Korean Air, departing from Chiang Mai on Wed, Nov 4, arriving in Denver International.Price includes taxes and charges.From $965, select.

Chiang Mai.$966 per passenger.Departing Sat, Oct 24, returning Sat, Oct 31.Round-trip flight with Korean Air.Outbound indirect flight with Korean Air, departing from Denver International on Sat, Oct 24, arriving in Chiang Mai.Inbound indirect flight with Korean Air, departing from Chiang Mai on Sat, Oct 31, arriving in Denver International.Price includes taxes and charges.From $966, select.

Chiang Mai.$986 per passenger.Departing Wed, Mar 3, returning Tue, Mar 16.Round-trip flight with Korean Air.Outbound indirect flight with Korean Air, departing from Denver International on Wed, Mar 3, arriving in Chiang Mai.Inbound indirect flight with Korean Air, departing from Chiang Mai on Tue, Mar 16, arriving in Denver International.Price includes taxes and charges.From $986, select.

Chiang Mai.$1,068 per passenger.Departing Tue, Jan 19, returning Tue, Feb 2.Round-trip flight with Frontier Airlines and Korean Air.Outbound indirect flight with Frontier Airlines, departing from Denver International on Tue, Jan 19, arriving in Chiang Mai.Inbound indirect flight with Korean Air, departing from Chiang Mai on Tue, Feb 2, arriving in Denver International.Price includes taxes and charges.From $1,068, select.

Chiang Mai.$1,106 per passenger.Departing Thu, Apr 8, returning Thu, Apr 22.Round-trip flight with STARLUX Airlines.Outbound indirect flight with STARLUX Airlines, departing from Denver International on Thu, Apr 8, arriving in Chiang Mai.Inbound indirect flight with STARLUX Airlines, departing from Chiang Mai on Thu, Apr 22, arriving in Denver International.Price includes taxes and charges.From $1,106, select.

Chiang Mai.$1,119 per passenger.Departing Thu, Oct 15, returning Sat, Dec 5.Round-trip flight with Frontier Airlines and Korean Air.Outbound indirect flight with Frontier Airlines, departing from Denver International on Thu, Oct 15, arriving in Chiang Mai.Inbound indirect flight with Korean Air, departing from Chiang Mai on Sat, Dec 5, arriving in Denver International.Price includes taxes and charges.From $1,119, select.

Chiang Mai.$1,119 per passenger.Departing Thu, Feb 11, returning Sat, Feb 20.Round-trip flight with Frontier Airlines and Korean Air.Outbound indirect flight with Frontier Airlines, departing from Denver International on Thu, Feb 11, arriving in Chiang Mai.Inbound indirect flight with Korean Air, departing from Chiang Mai on Sat, Feb 20, arriving in Denver International.Price includes taxes and charges.From $1,119, select.

Chiang Mai.$1,120 per passenger.Departing Mon, Jan 11, returning Mon, Jan 25.Round-trip flight with Alaska Airlines and Korean Air.Outbound indirect flight with Alaska Airlines, departing from Denver International on Mon, Jan 11, arriving in Chiang Mai.Inbound indirect flight with Korean Air, departing from Chiang Mai on Mon, Jan 25, arriving in Denver International.Price includes taxes and charges.From $1,120, select.

Chiang Mai.$1,130 per passenger.Departing Tue, Mar 30, returning Tue, Jun 1.Round-trip flight with Southwest Airlines and China Airlines.Outbound indirect flight with Southwest Airlines, departing from Denver International on Tue, Mar 30, arriving in Chiang Mai.Inbound indirect flight with China Airlines, departing from Chiang Mai on Tue, Jun 1, arriving in Denver International.Price includes taxes and charges.From $1,130, select.

Chiang Mai.$1,148 per passenger.Departing Tue, Nov 17, returning Wed, Feb 17.Round-trip flight with Frontier Airlines and Thai AirAsia.Outbound indirect flight with Frontier Airlines, departing from Denver International on Tue, Nov 17, arriving in Chiang Mai.Inbound indirect flight with Thai AirAsia, departing from Chiang Mai on Wed, Feb 17, arriving in Denver International.Price includes taxes and charges.From $1,148, select.

Chiang Mai.$1,154 per passenger.Departing Wed, Jan 20, returning Sat, Mar 20.Round-trip flight with Frontier Airlines and Korean Air.Outbound indirect flight with Frontier Airlines, departing from Denver International on Wed, Jan 20, arriving in Chiang Mai.Inbound indirect flight with Korean Air, departing from Chiang Mai on Sat, Mar 20, arriving in Denver International.Price includes taxes and charges.From $1,154, select.

Chiang Mai.$1,196 per passenger.Departing Wed, Nov 11, returning Tue, Jan 5.Round-trip flight with Frontier Airlines and AirAsia.Outbound indirect flight with Frontier Airlines, departing from Denver International on Wed, Nov 11, arriving in Chiang Mai.Inbound indirect flight with AirAsia, departing from Chiang Mai on Tue, Jan 5, arriving in Denver International.Price includes taxes and charges.From $1,196, select.

Chiang Mai.$1,276 per passenger.Departing Wed, Jan 20, returning Thu, Apr 15.Round-trip flight with Frontier Airlines and STARLUX Airlines.Outbound indirect flight with Frontier Airlines, departing from Denver International on Wed, Jan 20, arriving in Chiang Mai.Inbound indirect flight with STARLUX Airlines, departing from Chiang Mai on Thu, Apr 15, arriving in Denver International.Price includes taxes and charges.From $1,276, select.

Chiang Mai.$1,429 per passenger.Departing Tue, Dec 29, returning Sun, Jan 10.Round-trip flight with Frontier Airlines and Thai LionAir.Outbound indirect flight with Frontier Airlines, departing from Denver International on Tue, Dec 29, arriving in Chiang Mai.Inbound indirect flight with Thai LionAir, departing from Chiang Mai on Sun, Jan 10, arriving in Denver International.Price includes taxes and charges.From $1,429, select.

Find the cheapest month to fly from Denver International to Chiang Mai

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to Chiang Mai flights are currently cheapest in November.

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Denver International to Chiang Mai: Alternative routes

Compare routes from Denver International to Chiang Mai below. You may find an airport to fly into that's cheaper, faster, or easier than Chiang Mai.

Chiang Mai

4km from central Chiang Mai

ClosestCheapest

from $878

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Lampang

79km from central Chiang Mai

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Denver to Chiang Mai: Flight information

The things to know before you go.

Cheapest flight found	$878
Cheapest month to fly	November

Finding cheap flights from Denver International to Chiang Mai: Frequently asked questions

How much are round-trip flights from Denver International to Chiang Mai?

The best price we found for a round-trip flight from Denver International to Chiang Mai is $878. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Denver International to Chiang Mai?

Currently, there are no airlines that fly direct from Denver International to Chiang Mai. But we found flights with one or more stops from $878.

How many flights are there a week from Denver International to Chiang Mai?

There are no flights flying from Denver International to Chiang Mai, as of September 2026.

When is the cheapest time to fly from Denver International to Chiang Mai?

The cheapest month to fly from Denver International to Chiang Mai is usually November.

Which upcoming date is cheapest to fly from Denver International Airport to Chiang Mai Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Chiang Mai Airport on Thursday, November 12, 2026.

Can I get a direct flight from Denver International Airport to Chiang Mai Airport?

No airlines currently offer direct flights between Denver International Airport and Chiang Mai Airport. Most routes have one or more stops.

How can I find the best flight deal to Chiang Mai?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chiang Mai but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Chiang Mai?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Chiang Mai is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Denver International Airport to Chiang Mai?

Currently, Korean Air offers the cheapest flight tickets to Chiang Mai.

Flying from Denver International Airport (DEN) to Chiang Mai Airport (CNX): what you need to know

The timezone in Chiang Mai is UTC+7, which is 14 hours ahead of Denver.
Your DEN to CNX flight won't wait if you're running late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.
Flying during a peak month such as July? Major public holidays and other popular periods can mean longer lines and delays at security. Play it safe and arrive up to four hours ahead of an international flight and two hours before domestic departures.

Handy information about Denver International Airport (DEN)

DEN is located at 8500 Pena Boulevard.
Denver International Airport earns top marks for its on-time performance. 80% of flights that take off from DEN reach their destination without delay.
To reach Denver International Airport from central Denver, it takes around 35 minutes if you're planning to drive. This depends on traffic though. It's approximately 40 kilometers from the airport to the city center.
Expect a trip time of roughly 35 minutes when using public transport.
Spending the night in a hotel can take the stress out of getting to the airport on time. If you're looking for somewhere to stay before your flight from Denver International Airport to Chiang Mai Airport, have a look at Baymont by Wyndham Denver International Airport. It's a short drive from DEN.

Arriving at Chiang Mai Airport (CNX)

The last thing you want is a lengthy journey to your hotel if you're arriving on a late Denver International Airport to Chiang Mai Airport flight. Check in to one of these accommodation options near CNX instead:
Get on the fast track to adventure by picking up a Chiang Mai Airport rental car. Grab a set of wheels from Chic Car Rent, asap car rental or Hertz and explore beyond Chiang Mai's main sights.
For the lowest price, reserve your ride from Chiang Mai Airport around two weeks before traveling.

When to fly to Chiang Mai Airport (CNX)

January is the most popular month for flights from Denver International Airport to Chiang Mai Airport. For a quieter experience, visit Chiang Mai in June.
Before locking in your flight from Denver International Airport to Chiang Mai Airport, think about the kind of weather you enjoy. April is the warmest month in Chiang Mai, with the temperature ranging from 22ºC (72ºF) to 42ºC (108ºF).
If you like traveling in cooler conditions, look for a cheap ticket from DEN to CNX in January. Average temperatures are between 12ºC (54ºF) and 31ºC (88ºF) then.

Explore more of Thailand

You've visited Chiang Mai, now it's time to explore other corners of Thailand. Travel about 434 kilometers east to Udon Thani to check off its popular sights. From Thai-Chinese Cultural Center to Wat Pho Chai and Wat Burapa Wanaram, your itinerary will be busy.
If there's time to check out another major destination in Thailand, head for Lampang, roughly 80 kilometers south-east of Chiang Mai. Wat Chiang Rai, Wat Phra Kaew Don Tao Suchadaram and Wat Chai Mongkhon are the start of reasons to visit.