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Cheap flights from Missoula to Austin from $168

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missoula to Austin departing on 8/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missoula to Austin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:52 pm - 11:52 am
MSO
-
AUS
13h 00m
1 stop
Multiple Airlines Logo
12:47 pm - 9:02 pm
AUS
-
MSO
9h 15m
1 stop
$319Multiple Airlines
Thu, Aug 20 - Thu, Aug 27
Multiple Airlines Logo
9:52 pm - 11:52 am
MSO
-
AUS
13h 00m
1 stop
Multiple Airlines Logo
6:15 am - 9:02 pm
AUS
-
MSO
15h 47m
2 stops
$334Multiple Airlines
Thu, Aug 20 - Thu, Aug 27
Multiple Airlines Logo
5:13 pm - 11:36 am
MSO
-
AUS
17h 23m
1 stop
Multiple Airlines Logo
12:31 pm - 7:49 pm
AUS
-
MSO
8h 18m
1 stop
$335Multiple Airlines
Thu, Oct 22 - Sun, Oct 25
Multiple Airlines Logo
5:13 pm - 11:36 am
MSO
-
AUS
17h 23m
1 stop
Multiple Airlines Logo
12:31 pm - 7:49 pm
AUS
-
MSO
8h 18m
1 stop
$366Multiple Airlines
Thu, Oct 22 - Sun, Oct 25
Multiple Airlines Logo
5:13 pm - 11:02 am
MSO
-
AUS
16h 49m
2 stops
Multiple Airlines Logo
12:31 pm - 7:49 pm
AUS
-
MSO
8h 18m
1 stop
$373Multiple Airlines
Thu, Oct 22 - Sun, Oct 25
Multiple Airlines Logo
10:24 am - 11:52 am
MSO
-
AUS
24h 28m
1 stop
Multiple Airlines Logo
2:25 pm - 9:34 am
AUS
-
MSO
20h 09m
2 stops
$380Multiple Airlines
Thu, Aug 6 - Wed, Aug 12
United Airlines Logo
6:15 am - 12:55 pm
MSO
-
AUS
5h 40m
1 stop
United Airlines Logo
2:02 pm - 10:30 pm
AUS
-
MSO
9h 28m
1 stop
$406United Airlines
Thu, Sep 3 - Mon, Sep 7
Alaska Airlines Logo
7:15 am - 6:04 pm
MSO
-
AUS
9h 49m
1 stop
Alaska Airlines Logo
7:15 am - 1:25 pm
AUS
-
MSO
7h 10m
1 stop
$411Alaska Airlines
Thu, Aug 27 - Mon, Aug 31
United Airlines Logo
6:15 am - 12:55 pm
MSO
-
AUS
5h 40m
1 stop
United Airlines Logo
5:30 am - 1:38 pm
AUS
-
MSO
9h 08m
2 stops
$412United Airlines
Thu, Sep 3 - Mon, Sep 7
United Airlines Logo
6:15 am - 12:55 pm
MSO
-
AUS
5h 40m
1 stop
United Airlines Logo
3:08 pm - 9:31 pm
AUS
-
MSO
7h 23m
1 stop
$416United Airlines
Wed, Aug 19 - Wed, Aug 26

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Alaska Airlines flights from Missoula to Austin

Our best Alaska Airlines deals on Missoula to Austin flight tickets
Alaska Airlines
Aug 27
MSO7:15 amMissoula Johnson-Bell Field
9h 49m
1 stop
AUS6:04 pmAustin Bergstrom
Aug 31
AUS7:15 amAustin Bergstrom
7h 10m
1 stop
MSO1:25 pmMissoula Johnson-Bell Field
$411
Alaska Airlines
Nov 20
MSO4:00 pmMissoula Johnson-Bell Field
21h 10m
1 stop
AUS2:10 pmAustin Bergstrom
Nov 22
AUS8:34 amAustin Bergstrom
7h 28m
1 stop
MSO3:02 pmMissoula Johnson-Bell Field
$419
Alaska Airlines
Aug 27
MSO7:15 amMissoula Johnson-Bell Field
9h 49m
1 stop
AUS6:04 pmAustin Bergstrom
Aug 31
AUS7:15 amAustin Bergstrom
7h 10m
1 stop
MSO1:25 pmMissoula Johnson-Bell Field
$421

United Airlines flights from Missoula to Austin

Our best United Airlines deals on Missoula to Austin flight tickets
United Airlines
Sep 3
MSO6:15 amMissoula Johnson-Bell Field
5h 40m
1 stop
AUS12:55 pmAustin Bergstrom
Sep 7
AUS2:02 pmAustin Bergstrom
9h 28m
1 stop
MSO10:30 pmMissoula Johnson-Bell Field
$406
United Airlines
Sep 3
MSO6:15 amMissoula Johnson-Bell Field
5h 40m
1 stop
AUS12:55 pmAustin Bergstrom
Sep 7
AUS5:30 amAustin Bergstrom
9h 08m
2 stops
MSO1:38 pmMissoula Johnson-Bell Field
$412
United Airlines
Aug 19
MSO6:15 amMissoula Johnson-Bell Field
5h 40m
1 stop
AUS12:55 pmAustin Bergstrom
Aug 26
AUS3:08 pmAustin Bergstrom
7h 23m
1 stop
MSO9:31 pmMissoula Johnson-Bell Field
$416

momondo 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, momondo users made 832,500 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from Missoula to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Thu 8/20

9:52 pm-11:52 am

1 stop13h 00m

Austin Bergstrom

Thu 8/27

12:47 pm-9:02 pm

1 stop9h 15m

$319

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Thu 8/20

9:52 pm-11:52 am

1 stop13h 00m

Austin Bergstrom

Thu 8/27

6:15 am-9:02 pm

2 stops15h 47m

$334

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Thu 10/22

5:13 pm-11:36 am

1 stop17h 23m

Austin Bergstrom

Sun 10/25

12:31 pm-7:49 pm

1 stop8h 18m

$335

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Thu 10/22

5:13 pm-11:36 am

1 stop17h 23m

Austin Bergstrom

Sun 10/25

12:31 pm-7:49 pm

1 stop8h 18m

$366

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Thu 10/22

5:13 pm-11:02 am

2 stops16h 49m

Austin Bergstrom

Sun 10/25

12:31 pm-7:49 pm

1 stop8h 18m

$373

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Thu 8/6

10:24 am-11:52 am

1 stop24h 28m

Austin Bergstrom

Wed 8/12

2:25 pm-9:34 am

2 stops20h 09m

$380

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Thu 9/3

6:15 am-12:55 pm

1 stop5h 40m

Austin Bergstrom

Mon 9/7

2:02 pm-10:30 pm

1 stop9h 28m

$406

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Thu 8/27

7:15 am-6:04 pm

1 stop9h 49m

Austin Bergstrom

Mon 8/31

7:15 am-1:25 pm

1 stop7h 10m

$411

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Thu 9/3

6:15 am-12:55 pm

1 stop5h 40m

Austin Bergstrom

Mon 9/7

5:30 am-1:38 pm

2 stops9h 08m

$412
Quickest round-trip

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Wed 8/19

6:15 am-12:55 pm

1 stop5h 40m

Austin Bergstrom

Wed 8/26

3:08 pm-9:31 pm

1 stop7h 23m

$416

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Austin from

How to get the cheapest flight ticket from Missoula to Austin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Austin?

The cheapest month to fly to Austin from Missoula is in January. Flight prices, which tend to average around $339, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in January, then February is your next best option. Flight prices from Missoula to Austin during February average around $349.

How have Missoula to Austin flight prices changed over time?

As of July 2026, prices for Missoula to Austin flights are approximately 9% more expensive when compared to flights at the same time last year.

When to book flights from Missoula to Austin

Are you open to changing your travel dates? Check out the ideal times to fly from Missoula to Austin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Missoula to Austin (MSO to AUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missoula to Austin

Fastest flight time

5h 22m

Direct flights

None
The fastest flight from Missoula to Austin takes 5h 22m
There are no direct flights from Missoula to Austin. There are no popular flight routes from Missoula to Austin.
Search flight deals

Frequently asked questions about flying from Missoula to Austin

  • How far is Missoula Johnson-Bell Field to Austin Bergstrom by plane?

    A flight from Missoula Johnson-Bell Field to Austin Bergstrom will travel around 1436.6 mi. A reasonable flight in good conditions will take 5h 22m.

  • When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to Austin Bergstrom Airport?

    Prices for flights from Missoula Johnson-Bell Field Airport to Austin Bergstrom Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to Austin Bergstrom Airport?

  • How old do you have to be to fly from Missoula Johnson-Bell Field Airport to Austin Bergstrom Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Missoula Johnson-Bell Field Airport to Austin Bergstrom Airport.

  • What documentation or ID do you need to fly to Austin Bergstrom Airport?

    The required travel and health documents for your Austin Bergstrom Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Austin Bergstrom Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Missoula to Austin?

Best airlines flying from Missoula to Austin

Compare and see reviews for airlines that fly from Missoula to Austin with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $151Free CancellationRating
7.4
10,024 reviews
Search United Airlines flights
DeltaPriceFrom $279Free CancellationRating
7.8
8,479 reviews
Search Delta flights

  • United Airlines Flights From Missoula to Austin

    The lowest priced United Airlines flight from Missoula to Austin from the last 72 hours was $151. Generally, United Airlines has 6 flights on this route every week with an average price of $411. United Airlines is rated 7.4/10 by our users.

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg
Wimberley
Round Rock
San Marcos
Cedar Park
Marble Falls
Georgetown
Dripping Springs
Horseshoe Bay
Seguin
Canyon Lake
Kyle
Bastrop
Pflugerville
Buda
Flatonia

Why use momondo?

Why should I use momondo to find a flight deal from Missoula to Austin?

It is quick and easy to find Missoula to Austin flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Austin that suits you.

Can I find flights from Missoula to Austin with flexible booking policies on momondo?

momondo does allow users to show only those flights to Austin from Missoula which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Missoula to Austin?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Missoula to Austin.

I’m not ready to book a flight from Missoula to Austin right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Missoula to Austin flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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