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Missoula

$255+ Cheap flights from Austin to Missoula (AUS - MSO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — MSO
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Austin Bergstrom to Missoula Johnson-Bell Field are usually found in September or August, booked 23 days in advance, depart on a Tuesday or Saturday and return on a Friday

Cheap flight deals from Austin to Missoula

Cheapest flights from Austin to Missoula
Explore the most affordable flight options available from Austin to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:46 pmAUS - MSO
1 stop7h 23mAlaska Airlines
Tue 2/106:23 amMSO - AUS
1 stop8h 31mAlaska Airlines
Deal found 12/15$700
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:46 pmAUS - MSO
1 stop7h 23mAlaska Airlines
Thu 1/86:23 amMSO - AUS
1 stop8h 31mAlaska Airlines
Deal found 12/15$711
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:46 pmAUS - MSO
1 stop7h 23mAlaska Airlines
Wed 1/76:23 amMSO - AUS
2 stops9h 16mAlaska Airlines
Deal found 12/15$746
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:46 pmAUS - MSO
1 stop7h 23mAlaska Airlines
Mon 2/96:23 amMSO - AUS
1 stop8h 31mAlaska Airlines
Deal found 12/15$751
This Delta deal was found by Cheapflights users on 12/15. 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 12/2212:09 pmAUS - MSO
1 stop13h 24mDelta
Thu 1/295:00 amMSO - AUS
2 stops11h 35mDelta
Deal found 12/15$764
This Delta deal was found by Cheapflights users on 12/15. 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 12/226:00 amAUS - MSO
2 stops12h 35mDelta
Sun 2/15:00 amMSO - AUS
1 stop7h 55mDelta
Deal found 12/15$766
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:46 pmAUS - MSO
1 stop7h 23mAlaska Airlines
Sun 2/86:23 amMSO - AUS
2 stops9h 16mAlaska Airlines
Deal found 12/15$786
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:46 pmAUS - MSO
1 stop7h 23mAlaska Airlines
Mon 1/56:00 amMSO - AUS
1 stop23h 40mAlaska Airlines
Deal found 12/15$790
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:46 pmAUS - MSO
1 stop7h 23mAlaska Airlines
Fri 2/66:23 amMSO - AUS
2 stops9h 16mAlaska Airlines
Deal found 12/15$812
This Delta deal was found by Cheapflights users on 12/15. 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.
Tue 12/237:20 pmAUS - MSO
1 stop6h 13mDelta
Tue 12/3012:38 pmMSO - AUS
1 stop7h 55mDelta
Deal found 12/15$820

Find flight deals from Austin to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Missoula (MSO). 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$255
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$984
Provider with most accurate pricing for Austin Bergstrom-Missoula Johnson-Bell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Austin Bergstrom-Missoula Johnson-Bell Field flights.
Search Deals
From Austin Bergstrom to Missoula Johnson-Bell Field
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($136 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Missoula 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 December 18, 2025.
Use the filters below to find and compare flights from Austin to Missoula that are best for you.

Fly from

Austin

Fly to

Missoula

Route

Depart

Return

Price

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Thu 2/12

9:59 pm-3:15 pm

1 stop18h 16m

Missoula Johnson-Bell Field

Tue 2/17

10:26 am-11:13 pm

2 stops35h 47m

$255

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Sat 1/31

7:15 am-3:31 pm

1 stop9h 16m

Missoula Johnson-Bell Field

Wed 2/4

6:23 am-3:54 pm

1 stop8h 31m

$262

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Fri 2/13

5:45 pm-12:59 pm

1 stop20h 14m

Missoula Johnson-Bell Field

Wed 2/18

6:23 am-2:35 pm

1 stop7h 12m

$272

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Fri 2/13

7:00 pm-12:21 pm

1 stop18h 21m

Missoula Johnson-Bell Field

Tue 2/17

6:23 am-2:35 pm

1 stop7h 12m

$312

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Thu 1/8

7:15 am-3:31 pm

1 stop9h 16m

Missoula Johnson-Bell Field

Mon 1/12

4:20 pm-11:59 pm

1 stop6h 39m

$323

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Wed 2/18

4:30 pm-12:21 pm

2 stops20h 51m

Missoula Johnson-Bell Field

Mon 2/23

6:23 am-2:35 pm

1 stop7h 12m

$327

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Thu 2/12

3:35 pm-11:59 pm

1 stop9h 24m

Missoula Johnson-Bell Field

Tue 2/17

6:23 am-11:59 pm

1 stop16h 36m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Compare providers for flights from Austin to Missoula

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 Austin to Missoula in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Austin-Missoula flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Austin-Missoula flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Austin-Missoula flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Austin-Missoula flights, Cheapflights users trust eDreams the most. eDreams 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 Austin-Missoula 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 Austin to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula from Austin 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 Austin to Missoula

How far ahead should I book a flight from Austin to Missoula?

Use this chart to determine the optimal time to book a round-trip flight from Austin to Missoula. Price data was last updated on December 12, 2025.

The best time to book flights from Austin to Missoula is 23 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Austin to Missoula?

Currently, August is the cheapest month in which you can book a flight from Austin to Missoula (average of $149). Flying from Austin to Missoula in March is currently the most expensive (average of $490). 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.

What is the cheapest time of day to fly from AUS to MSO?

Find hourly flight availability from Austin to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

One of the essential ways to save on airfare from Austin to Missoula is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 10% on airfare.

How much does it cost to fly round-trip from Austin to Missoula?

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. 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 Missoula. Reviews last updated December 18, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and United Airlines from Austin to Missoula. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,477 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,005 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,092 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
American Airlines
7.2
Good
11,055 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from Austin to Missoula. 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 Austin to Missoula?

    A quick flight from Austin to Missoula can take about 9h 16m. Alaska Airlines provides one of the quickest options available for as low as $262. Airlines will cover a distance of 1449 mi.

  • What are the cheapest airlines flying from Austin to Missoula round-trip?

    Our cheapest airline available from Austin to Missoula is Delta. Our recent data shows that you can find tickets from as low as $149 on this airline. Additional options worth looking into are United Airlines and Alaska Airlines, starting at $240 and $262 round-trip. Delta is currently priced 69% below the average price you’ll pay for this route.

  • Can I find deals for flights from Austin to Missoula that include hotel bookings?

    Yes. In addition to deals on Austin to Missoula flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austin to Missoula?

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

  • Can I find deals for business class flights from Austin to Missoula?

    Yes. Cheapflights offers flight deals from Austin to Missoula 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 Austin to Missoula?

    Currently, August is the cheapest month in which you can book a flight from Austin to Missoula (average of $149). Flying from Austin to Missoula in March is currently the most expensive (average of $490). 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

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Top 4 airlines flying from Austin to Missoula

Discover the top 4 airlines that operate flights from Austin to Missoula. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$164Average$375FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$262Average$366FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$296Average$428FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$300Average$459FlexibilityNo cancel feeOn-time69%

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