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Missoula

$149+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — MSO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Austin Bergstrom to Missoula Johnson-Bell Field are usually found in January or September, booked 61 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 June 12, 2025.

Round-trip from

$298
(Alaska Airlines)

One-way from

$149
(Hawaiian Airlines)

Popular in

December

Cheapest in

January

Average price

$422
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. 12% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 7/99:45 amAUS - MSO
1 stop6h 32mAlaska Airlines
Tue 8/122:16 pmMSO - AUS
1 stop8h 49mAlaska Airlines
Deal found 6/9$298
This Delta deal was found by Cheapflights users on 6/9. 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.
Wed 7/97:15 pmAUS - MSO
1 stop6h 09mDelta
Tue 8/125:30 amMSO - AUS
2 stops9h 13mDelta
Deal found 6/9$304
This Frontier deal was found by Cheapflights users on 6/9. 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 7/76:00 amAUS - MSO
1 stop6h 54mFrontier
Fri 8/812:40 pmMSO - AUS
1 stop10h 04mFrontier
Deal found 6/9$326
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 7/92:55 pmAUS - MSO
1 stop7h 28mUnited Airlines
Mon 7/145:20 pmMSO - AUS
1 stop5h 39mUnited Airlines
Deal found 6/11$350
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2411:50 amAUS - MSO
1 stop28h 40mMultiple Airlines
Sun 7/2712:24 pmMSO - AUS
2 stops26h 05mMultiple Airlines
Deal found 6/11$375
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 6/243:33 pmAUS - MSO
1 stop7h 10mAmerican Airlines
Fri 6/277:03 amMSO - AUS
1 stop5h 33mAmerican Airlines
Deal found 6/10$411

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 June 12, 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

Wed 7/9

9:45 am-3:17 pm

1 stop6h 32m

Missoula Johnson-Bell Field

Tue 8/12

2:16 pm-12:05 am

1 stop8h 49m

$298

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Wed 7/9

7:15 pm-12:24 am

1 stop6h 09m

Missoula Johnson-Bell Field

Tue 8/12

5:30 am-3:43 pm

2 stops9h 13m

$304

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Mon 7/7

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

$326

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Wed 7/9

2:55 pm-9:23 pm

1 stop7h 28m

Missoula Johnson-Bell Field

Mon 7/14

5:20 pm-11:59 pm

1 stop5h 39m

$350

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Thu 7/24

11:50 am-3:30 pm

1 stop28h 40m

Missoula Johnson-Bell Field

Sun 7/27

12:24 pm-3:29 pm

2 stops26h 05m

$375

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Tue 6/24

3:33 pm-9:43 pm

1 stop7h 10m

Missoula Johnson-Bell Field

Fri 6/27

7:03 am-1:36 pm

1 stop5h 33m

$411

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Wed 9/10

5:50 pm-11:59 pm

1 stop7h 09m

$149

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Wed 9/10

3:26 pm-11:18 pm

2 stops8h 52m

$155

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Mon 9/29

5:50 pm-11:59 pm

1 stop7h 09m

$164

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Mon 9/29

12:20 pm-12:31 am

2 stops13h 11m

$170

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 11 results
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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 June 9, 2025.

The best time to book flights from Austin to Missoula is 59 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 June 12, 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.

Rainfall in Missoula by month

Plan your trip to Missoula by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Missoula ranges from 0.7 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Missoula when rainfall is around 0.7 in.

Temperature in Missoula by month

Plan your trip to Missoula by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Missoula, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.8 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from Austin to Missoula, such as Alaska Airlines, Delta and Hawaiian Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 $298 on this airline. Additional options worth looking into are Delta and Frontier, starting at $304 and $326 round-trip. Alaska Airlines is currently priced 37% 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 Hawaiian Airlines ($149), American Airlines ($155), and Alaska Airlines ($164).

  • 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$256Average$348FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$317Average$382FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$328Average$462FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$340Average$454FlexibilityNo cancel feeOn-time69%

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