HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Austin

$100+ Cheap flights from Missoula to Austin (MSO - AUS)

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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — AUS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missoula to Austin with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Missoula to Austin

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

$276
(Frontier)

One-way from

$100
(Mytrip)

Popular in

August

Cheapest in

July

Average price

$359
From Missoula Johnson-Bell Field to Austin Bergstrom
Search Deals
One-way flight from Missoula Johnson-Bell Field to Austin Bergstrom
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Missoula to Austin

Cheapest flights from Missoula to Austin
Explore the most affordable flight options available from Missoula to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/412:40 pmMSO - AUS
1 stop10h 08mFrontier
Mon 7/76:00 amAUS - MSO
1 stop6h 54mFrontier
Deal found 6/10$276
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/14:13 pmMSO - AUS
1 stop6h 52mAlaska Airlines
Tue 7/87:15 amAUS - MSO
1 stop9h 02mAlaska Airlines
Deal found 6/10$298
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/15:30 amMSO - AUS
1 stop6h 34mDelta
Tue 7/81:59 pmAUS - MSO
2 stops11h 25mDelta
Deal found 6/10$304
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/255:44 pmMSO - AUS
2 stops20h 55mMultiple Airlines
Sun 6/2911:48 amAUS - MSO
1 stop28h 48mMultiple Airlines
Deal found 6/10$316
This American Airlines deal was found by Cheapflights users on 6/12. 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 8/276:45 amMSO - AUS
2 stops11h 01mAmerican Airlines
Mon 9/17:00 amAUS - MSO
2 stops9h 23mAmerican Airlines
Deal found 6/12$395
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/255:15 pmMSO - AUS
1 stop5h 44mUnited Airlines
Sun 6/295:15 amAUS - MSO
1 stop5h 41mUnited Airlines
Deal found 6/10$411

Cheapflights Fare Finder

Customize your flight search to find flights from Missoula to Austin 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 Missoula to Austin that are best for you.

Fly from

Missoula

Fly to

Austin

Route

Depart

Return

Price

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Fri 7/4

12:40 pm-11:48 pm

1 stop10h 08m

Austin Bergstrom

Mon 7/7

6:00 am-11:54 am

1 stop6h 54m

$276

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Tue 7/1

4:13 pm-12:05 am

1 stop6h 52m

Austin Bergstrom

Tue 7/8

7:15 am-3:17 pm

1 stop9h 02m

$298

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Tue 7/1

5:30 am-1:04 pm

1 stop6h 34m

Austin Bergstrom

Tue 7/8

1:59 pm-12:24 am

2 stops11h 25m

$304

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Wed 6/25

5:44 pm-3:39 pm

2 stops20h 55m

Austin Bergstrom

Sun 6/29

11:48 am-3:36 pm

1 stop28h 48m

$316

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Wed 8/27

6:45 am-6:46 pm

2 stops11h 01m

Austin Bergstrom

Mon 9/1

7:00 am-3:23 pm

2 stops9h 23m

$395

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Wed 6/25

5:15 pm-11:59 pm

1 stop5h 44m

Austin Bergstrom

Sun 6/29

5:15 am-9:56 am

1 stop5h 41m

$411

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Wed 7/2

10:31 pm-11:00 am

1 stop11h 29m

$100

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Wed 7/2

10:31 pm-9:39 am

2 stops34h 08m

$128

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Fri 9/26

6:35 am-3:18 pm

1 stop7h 43m

$164

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Sat 7/19

3:35 pm-11:44 pm

1 stop7h 09m

$165

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 12 results
1
2

Best time to book a flight from Missoula to Austin

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

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

Currently, January is the cheapest month in which you can book a flight from Missoula to Austin (average of $286). Flying from Missoula to Austin in March is currently the most expensive (average of $362). 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 MSO to AUS?

Find hourly flight availability from Missoula to Austin. 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.

Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from Missoula to Austin by exploring options for tickets in the afternoon.

Rainfall in Austin by month

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

In terms of precipitation, rainfall in Austin ranges from 2.1 - 4.2 inches per month. May is typically the wettest month, when rainfall can reach 4.2 in. July is typically the driest time to visit Austin when rainfall is around 2.1 in.

Temperature in Austin by month

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

If weather is an important factor for your trip to Austin, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. 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 Austin. Reviews last updated June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

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

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

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
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

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

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
725 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

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

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

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 Missoula to Austin. 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 Missoula to Austin round-trip?

    Frontier, at $276, was found to be the cheapest airline from Missoula to Austin.Alternate airlines to your destination round-trip include Alaska Airlines and Delta. Frontier is 42% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $100 on Allegiant Air. Other airlines that offer cheap prices include Alaska Airlines from $164 and American Airlines from $165 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Missoula to Austin (average of $286). Flying from Missoula to Austin in March is currently the most expensive (average of $362). 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

Traveling to a place near Missoula?

Book flights to Missoula if you plan to visit one of these locations
San Marcos
Georgetown
Fredericksburg
Pflugerville
Round Rock
Dripping Springs
Cedar Park
Canyon Lake
Bastrop
Seguin
Horseshoe Bay

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 Missoula to Austin

See prices for flight routes from nearby airports that may be better suited for you.
Missoula to Hobby flights
Bozeman to Dallas/Fort Worth flights
Missoula to Dallas/Fort Worth flights
Missoula to George Bush Intcntl flights
Kalispell to Dallas/Fort Worth flights
Great Falls to Dallas/Fort Worth flights
Billings to Dallas/Fort Worth flights
Bozeman to Hobby flights
Butte to Dallas/Fort Worth flights
Bozeman to San Antonio flights
Bozeman to George Bush Intcntl flights
Bozeman to Austin flights
Bozeman to Love Field flights
Helena to Dallas/Fort Worth flights
Great Falls to Love Field flights
Billings to Hobby flights
Billings to San Antonio flights
Kalispell to Hobby flights
Great Falls to San Antonio flights
Billings to Austin flights
Billings to George Bush Intcntl flights
Helena to Hobby flights
Kalispell to Austin flights
Helena to San Antonio flights
Bozeman to Lubbock flights
Helena to George Bush Intcntl flights
Billings to El Paso flights
Missoula to San Antonio flights
Great Falls to Austin flights
Missoula to Love Field flights
Kalispell to San Antonio flights
Missoula to Midland flights
Kalispell to El Paso flights
Kalispell to George Bush Intcntl flights
Billings to Amarillo flights
Great Falls to Hobby flights
Great Falls to El Paso flights
Kalispell to Love Field flights
Great Falls to George Bush Intcntl flights
Helena to Austin flights
Bozeman to Texarkana flights
Helena to Wichita Falls flights
Missoula to Texarkana flights
Kalispell to Midland flights
Billings to Corpus Christi flights
Billings to Love Field flights
Billings to Midland flights

Top 3 airlines flying from Missoula to Austin

Discover the top 3 airlines that operate flights from Missoula to Austin. 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$308Average$468FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$328Average$428FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$338Average$536FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.