How long is the flight from Austin to Missoula?

A quick flight from Austin to Missoula can take about 5h 45m. Alaska Airlines provides one of the quickest options available for as low as $289. Airlines will cover a distance of 1449 mi. This flight may include one or multiple stops.

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 68% below the average price you’ll pay for this route.

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.

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).

What are the most popular airlines that fly from Austin to Missoula?

The most popular airlines flying from Austin to Missoula are United Airlines, Delta and American Airlines. Something to consider prior to booking your flight.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Austin to Missoula as you normally would.

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.

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.

$266+ Flights from Austin to Missoula

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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 28, 2025.

Fri 12/267:20 pmAUS - MSO

1 stop6h 13mDelta

Fri 1/25:20 amMSO - AUS

2 stops10h 55mDelta

Deal found 12/26

$661

Tue 12/301:33 pmAUS - MSO

1 stop11h 09mAlaska Airlines

Thu 1/16:00 amMSO - AUS

1 stop8h 15mAlaska Airlines

Deal found 12/27

$680

Sun 12/281:33 pmAUS - MSO

1 stop11h 09mAlaska Airlines

Sun 1/412:29 pmMSO - AUS

1 stop15h 31mAlaska Airlines

Deal found 12/27

$863

Best flights from Austin to Missoula
Discover carefully curated flight deals from Austin to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

Sat 1/317:15 amAUS - MSO

1 stop9h 16mAlaska Airlines

Wed 2/46:23 amMSO - AUS

1 stop8h 31mAlaska Airlines

Deal found 12/25

$269

Fri 1/168:50 amAUS - MSO

1 stop5h 45mUnited Airlines

Mon 1/192:37 pmMSO - AUS

1 stop8h 19mUnited Airlines

Deal found 12/25

$289

Thu 1/297:15 amAUS - MSO

1 stop9h 16mAlaska Airlines

Sat 1/316:23 amMSO - AUS

1 stop8h 31mAlaska Airlines

Deal found 12/27

$279

Fri 2/133:35 pmAUS - MSO

1 stop9h 24mAlaska Airlines

Tue 2/176:23 amMSO - AUS

1 stop7h 12mAlaska Airlines

Deal found 12/26

$279

Fri 1/166:59 pmAUS - MSO

1 stop18h 24mAlaska Airlines

Mon 1/196:23 amMSO - AUS

1 stop8h 31mAlaska Airlines

Deal found 12/26

$289

Sat 1/317:05 amAUS - MSO

2 stops9h 57mUnited Airlines

Wed 2/42:37 pmMSO - AUS

2 stops7h 22mUnited Airlines

Deal found 12/25

$359

Last-minute flights from Austin to Missoula
Discover last-minute flight deals from Austin to Missoula. Data last updated December 28, 2025 and is based on user searches.

Sun 1/118:50 amAUS - MSO

1 stop5h 45mUnited Airlines

Thu 1/152:37 pmMSO - AUS

1 stop8h 19mUnited Airlines

Deal found 12/26

$431

Tue 1/1312:30 pmAUS - MSO

1 stop12h 25mAlaska Airlines

Sun 1/186:23 amMSO - AUS

1 stop8h 31mAlaska Airlines

Deal found 12/26

$359

Tue 1/1312:27 pmAUS - MSO

2 stops10h 24mUnited Airlines

Sun 1/182:37 pmMSO - AUS

1 stop5h 48mUnited Airlines

Deal found 12/26

$365

Fri 1/166:59 pmAUS - MSO

1 stop18h 24mAlaska Airlines

Mon 1/196:23 amMSO - AUS

1 stop8h 31mAlaska Airlines

Deal found 12/26

$289

Fri 1/162:22 pmAUS - MSO

2 stops8h 29mUnited Airlines

Mon 1/192:37 pmMSO - AUS

1 stop8h 19mUnited Airlines

Deal found 12/25

$319

Thu 1/297:15 amAUS - MSO

1 stop9h 16mAlaska Airlines

Sat 1/316:23 amMSO - AUS

1 stop8h 31mAlaska Airlines

Deal found 12/27

$279

Sat 1/317:15 amAUS - MSO

1 stop9h 16mAlaska Airlines

Wed 2/46:23 amMSO - AUS

1 stop8h 31mAlaska Airlines

Deal found 12/25

$269

One-way flights from Austin to Missoula
Search for one-way flight options from Austin to Missoula. Find affordable one-way fares based on user searches. Data last updated December 28, 2025.

Tue 12/304:24 pmAUS - MSO

1 stop6h 00mAmerican Airlines

Deal found 12/27

$341

Tue 12/3011:30 amAUS - MSO

2 stops14h 03mDelta

Deal found 12/27

$346

Tue 12/305:20 pmAUS - MSO

3 stops29h 21mUnited Airlines

Deal found 12/27

$840

Tue 12/305:13 pmAUS - MSO

3 stops43h 36mMultiple Airlines

Deal found 12/27

$1,166

Find flight deals from Austin to Missoula

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$269 (Alaska Airlines)
Popular in	December
Cheapest in	January
Average price	$942

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 ($129 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 11% potential price decrease ($47 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

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

$269

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Thu 1/29

7:15 am-3:31 pm

1 stop9h 16m

Missoula Johnson-Bell Field

Sat 1/31

6:23 am-3:54 pm

1 stop8h 31m

$279

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Fri 2/13

3:35 pm-11:59 pm

1 stop9h 24m

Missoula Johnson-Bell Field

Tue 2/17

6:23 am-2:35 pm

1 stop7h 12m

$279

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Fri 1/16

8:50 am-1:35 pm

1 stop5h 45m

Missoula Johnson-Bell Field

Mon 1/19

2:37 pm-11:56 pm

1 stop8h 19m

$289

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Fri 1/16

6:59 pm-12:23 pm

1 stop18h 24m

Missoula Johnson-Bell Field

Mon 1/19

6:23 am-3:54 pm

1 stop8h 31m

$289

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Sat 1/31

7:05 am-4:02 pm

2 stops9h 57m

Missoula Johnson-Bell Field

Wed 2/4

2:37 pm-10:59 pm

2 stops7h 22m

$359

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Tue 1/6

8:50 am-1:35 pm

1 stop5h 45m

$266

AustinMissoula

AUS - MSO

AUSMSO

Austin Bergstrom

Tue 1/6

6:00 am-11:55 pm

3 stops42h 55m

$734

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Compare providers for flights from Austin to Missoula

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.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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?

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.

Reviews of airlines servicing Missoula

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

11,551 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Alaska Airlines

8.0

Very good

11,551 reviews

Alaska Airlines

8.0

Very good

11,551 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Delta

7.9

Good

8,019 reviews

Alaska Airlines

8.0

Very good

11,551 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

United Airlines

7.4

Good

9,113 reviews

Alaska Airlines

8.0

Very good

11,551 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

American Airlines

7.2

Good

11,072 reviews

Alaska Airlines

8.0

Very good

11,551 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Related info for your journey

How long is the flight from Austin to Missoula?
A quick flight from Austin to Missoula can take about 5h 45m. Alaska Airlines provides one of the quickest options available for as low as $289. Airlines will cover a distance of 1449 mi. This flight may include one or multiple stops.
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 68% 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

Browse thousands of different options on Cheapflights for your next trip

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Other flights to Missoula

Top 4 airlines flying from Austin to Missoula

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$164	Average$375	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$262	Average$366	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$296	Average$428	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$300	Average$448	FlexibilityNo cancel fee	On-time69%

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$266+ 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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Austin to Missoula

Cheapest flights from Austin to MissoulaExplore 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 28, 2025.

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 28, 2025.

Find flight deals from Austin to Missoula

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Austin to Missoula that are best for you.

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.

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.

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?

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

Reviews of airlines servicing Missoula

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.

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?

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

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

How can I find direct flights from Austin to Missoula?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Austin to Missoula

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Austin to Missoula

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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 28, 2025.