$591 Cheap Flights from Missoula (MSO) to Chiang Mai (CNX)

View $591 flight on Sat, Feb 21, 2026Opens in a new window

Popular airlines from Missoula Intl. Airport (MSO) to Chiang Mai Intl. Airport (CNX)

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Cheap Flights from Missoula to Chiang Mai (MSO-CNX)

Prices were available within the past 7 days and start at $591 for one-way flights and $943 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Jan 13 - Thu, Jan 29
MSO
Missoula
CNX
Chiang Mai
$943 Roundtrip, found 4 days ago
$943
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Jan 13 from Missoula to Chiang Mai, returning Thu, Jan 29, priced at $943 found 4 days ago
Alaska Airlines
Thu, Jan 15 - Thu, Jan 29
MSO
Missoula
CNX
Chiang Mai
$963 Roundtrip, found 4 days ago
$963
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Jan 15 from Missoula to Chiang Mai, returning Thu, Jan 29, priced at $963 found 4 days ago
Alaska Airlines
Tue, Feb 24 - Thu, Mar 12
MSO
Missoula
CNX
Chiang Mai
$968 Roundtrip, found 4 days ago
$968
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Feb 24 from Missoula to Chiang Mai, returning Thu, Mar 12, priced at $968 found 4 days ago
Delta
Mon, Feb 23 - Tue, Mar 10
MSO
Missoula
CNX
Chiang Mai
$975 Roundtrip, found 4 days ago
$975
Roundtrip
found 4 days ago
Select Delta flight, departing Mon, Feb 23 from Missoula to Chiang Mai, returning Tue, Mar 10, priced at $975 found 4 days ago
Alaska Airlines
Sun, Jan 11 - Thu, Jan 22
MSO
Missoula
CNX
Chiang Mai
$978 Roundtrip, found 4 days ago
$978
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sun, Jan 11 from Missoula to Chiang Mai, returning Thu, Jan 22, priced at $978 found 4 days ago
Delta
Sun, Feb 22 - Tue, Mar 10
MSO
Missoula
CNX
Chiang Mai
$981 Roundtrip, found 4 days ago
$981
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, Feb 22 from Missoula to Chiang Mai, returning Tue, Mar 10, priced at $981 found 4 days ago
Delta
Mon, Jan 26 - Wed, Feb 11
MSO
Missoula
CNX
Chiang Mai
$982 Roundtrip, found 4 days ago
$982
Roundtrip
found 4 days ago
Select Delta flight, departing Mon, Jan 26 from Missoula to Chiang Mai, returning Wed, Feb 11, priced at $982 found 4 days ago
Alaska Airlines
Tue, Mar 31 - Tue, Apr 14
MSO
Missoula
CNX
Chiang Mai
$988 Roundtrip, found 4 days ago
$988
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Mar 31 from Missoula to Chiang Mai, returning Tue, Apr 14, priced at $988 found 4 days ago
Alaska Airlines
Thu, Jan 22 - Sun, Feb 8
MSO
Missoula
CNX
Chiang Mai
$998 Roundtrip, found 4 days ago
$998
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Jan 22 from Missoula to Chiang Mai, returning Sun, Feb 8, priced at $998 found 4 days ago
Korean Air
Wed, Feb 25 - Tue, Mar 10
MSO
Missoula
CNX
Chiang Mai
$1,151 Roundtrip, found 4 days ago
$1,151
Roundtrip
found 4 days ago
Select Korean Air flight, departing Wed, Feb 25 from Missoula to Chiang Mai, returning Tue, Mar 10, priced at $1,151 found 4 days ago

Frequently asked questions

How much does a flight from Missoula Intl. Airport (MSO) to Chiang Mai Intl. Airport (CNX) cost?
Grab a cheap one-way flight from $591 or cheap return flight from $943 from Missoula Intl. Airport (MSO) to Chiang Mai Intl. Airport (CNX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Missoula Intl. Airport (MSO) to Chiang Mai Intl. Airport (CNX)?
The cheapest month to fly from MSO to CNX is January, when there's less demand. Off-peak season is usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Missoula Intl. Airport (MSO) to Chiang Mai Intl. Airport (CNX)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest MSO to CNX flight.
How many flights per day from Missoula Intl. Airport (MSO) to Chiang Mai Intl. Airport (CNX)?
There are no daily nonstop flights from Missoula Intl. Airport (MSO) to Chiang Mai Intl. Airport (CNX). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from MSO to CNX?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Missoula Intl. Airport (MSO) to Chiang Mai Intl. Airport (CNX)?
Book a flight from Missoula Intl. Airport (MSO) to Chiang Mai Intl. Airport (CNX) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Missoula Intl. Airport (MSO) to Chiang Mai Intl. Airport (CNX) last-minute?
Last-minute bookings from MSO to CNX are generally more expensive. To secure the best rates, start looking for flights as soon as possible. That being said, if you're flexible with your travel dates, you may land a cheap fare right before your trip.
Is it cheaper to book a MSO to CNX flight and hotel package?
You'll generally save money by booking a MSO to CNX flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After choosing your ideal flights and accommodations, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Missoula Intl. Airport (MSO) to Chiang Mai Intl. Airport (CNX)?
You can usually reschedule or cancel your MSO to CNX flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Missoula Intl.
Destination airport
Chiang Mai Intl.
Airlines serving
Korean Air
Roundtrip price
$942
Distance
7453 mi

Book with confidence

Missoula to Chiang Mai Flights

The cheapest times to fly from Missoula to Chiang Mai

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Missoula to Chiang Mai are during the month of January. You can find some of the cheapest flights from Missoula to Chiang Mai with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Missoula to Chiang Mai

Sunday is one of the best days to book for cheap flights from Missoula to Chiang Mai: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Missoula to Chiang Mai

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Missoula to Chiang Mai in 2025. You can also book with separate airlines for your outbound and return journeys, from $591 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Missoula to Chiang Mai flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Missoula to Chiang Mai airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Missoula to Chiang Mai Flights

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*Available to One Key members.