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$123+ Cheap flights from Austin to Missoula (AUS - MSO)

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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — MSO
Jul 23 — Jul 301
Wed 7/23
Wed 7/30
1 adult, Economy
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Cheapflights Tip: The best prices from Austin Bergstrom to Missoula Johnson-Bell Field are usually found in July 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

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 July 18, 2025.

Round-trip from

$244
(Alaska Airlines)

One-way from

$123
(American Airlines)

Popular in

December

Cheapest in

July

Average price

$384
From Austin Bergstrom to Missoula Johnson-Bell Field
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One-way flight from Austin Bergstrom to Missoula Johnson-Bell Field
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Highest demand for flights based on searches. 13% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 18, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/17. 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 8/181:36 pmAUS - MSO
1 stop11h 43mAlaska Airlines
Wed 8/204:14 pmMSO - AUS
1 stop6h 50mAlaska Airlines
Deal found 7/17$244
This United Airlines deal was found by Cheapflights users on 7/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/185:15 amAUS - MSO
2 stops11h 27mUnited Airlines
Wed 8/2010:38 amMSO - AUS
1 stop5h 20mUnited Airlines
Deal found 7/17$250
This American Airlines deal was found by Cheapflights users on 7/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/136:00 amAUS - MSO
1 stop8h 01mAmerican Airlines
Sun 8/173:55 pmMSO - AUS
1 stop8h 13mAmerican Airlines
Deal found 7/17$265
This Delta deal was found by Cheapflights users on 7/16. 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.
Thu 8/76:15 amAUS - MSO
1 stop9h 21mDelta
Wed 8/135:30 amMSO - AUS
2 stops10h 45mDelta
Deal found 7/16$298
This Frontier deal was found by Cheapflights users on 7/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/46:00 amAUS - MSO
1 stop6h 54mFrontier
Fri 8/812:40 pmMSO - AUS
1 stop10h 04mFrontier
Deal found 7/16$316

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 July 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

Mon 8/18

1:36 pm-12:19 am

1 stop11h 43m

Missoula Johnson-Bell Field

Wed 8/20

4:14 pm-12:04 am

1 stop6h 50m

$244

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Mon 8/18

5:15 am-3:42 pm

2 stops11h 27m

Missoula Johnson-Bell Field

Wed 8/20

10:38 am-4:58 pm

1 stop5h 20m

$250

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Wed 8/13

6:00 am-1:01 pm

1 stop8h 01m

Missoula Johnson-Bell Field

Sun 8/17

3:55 pm-1:08 am

1 stop8h 13m

$265

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Thu 8/7

6:15 am-2:36 pm

1 stop9h 21m

Missoula Johnson-Bell Field

Wed 8/13

5:30 am-5:15 pm

2 stops10h 45m

$298

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Mon 8/4

6:00 am-11:54 am

1 stop6h 54m

Missoula Johnson-Bell Field

Fri 8/8

12:40 pm-11:44 pm

1 stop10h 04m

$316

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Thu 8/14

4:50 pm-11:29 pm

1 stop7h 39m

$123

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Mon 9/29

5:50 pm-11:59 pm

1 stop7h 09m

$159

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Mon 9/29

2:24 pm-11:45 pm

2 stops10h 21m

$165

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Wed 7/23

6:00 pm-11:54 pm

1 stop6h 54m

$255

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Thu 8/14

6:01 pm-9:23 pm

3 stops28h 22m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/16

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 July 11, 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, October is the cheapest month in which you can book a flight from Austin to Missoula (average of $365). Flying from Austin to Missoula in March is currently the most expensive (average of $506). 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 July 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 afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 7% on airfare.

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 July 18, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian 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
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,958 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,581 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
United Airlines
7.4
Good
8,864 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

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.

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

    Our cheapest airline available from Austin to Missoula is Alaska Airlines. Our recent data shows that you can find tickets from as low as $244 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $250 and $265 round-trip. Alaska Airlines is currently priced 48% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Austin to Missoula one-way?

    The cheapest airlines for a one-way flight from Austin to Missoula are American Airlines ($123), Hawaiian Airlines ($159), and Delta ($165).

  • 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, October is the cheapest month in which you can book a flight from Austin to Missoula (average of $365). Flying from Austin to Missoula in March is currently the most expensive (average of $506). 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 July 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$162Average$373FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$262Average$370FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$326Average$552FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$328Average$465FlexibilityNo cancel feeOn-time71%

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