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Cheap flights from Missoula to Austin from $145

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 7/17. 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
0 bags

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Find the cheapest flights from Missoula to Austin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
4:23 pm - 12:34 am
MSO
-
AUS
7h 11m
1 stop
Alaska Airlines Logo
8:35 am - 3:35 pm
AUS
-
MSO
8h 00m
1 stop
$287Alaska Airlines
Tue, Mar 31 - Wed, Apr 1
Delta Logo
1:07 pm - 9:21 pm
MSO
-
AUS
7h 14m
1 stop
Delta Logo
6:20 am - 12:16 pm
AUS
-
MSO
6h 56m
1 stop
$288Delta
Sat, Mar 28 - Sun, Apr 5
Delta Logo
5:20 am - 6:14 pm
MSO
-
AUS
11h 54m
2 stops
Delta Logo
6:45 pm - 12:16 am
AUS
-
MSO
6h 31m
1 stop
$293Delta
Wed, Apr 29 - Mon, May 4
Delta Logo
5:20 am - 6:14 pm
MSO
-
AUS
11h 54m
2 stops
Delta Logo
4:25 pm - 12:16 am
AUS
-
MSO
8h 51m
2 stops
$299Delta
Wed, Apr 29 - Mon, May 4
United Airlines Logo
6:15 am - 12:57 pm
MSO
-
AUS
5h 42m
1 stop
United Airlines Logo
9:45 am - 9:57 pm
AUS
-
MSO
13h 12m
2 stops
$306United Airlines
Tue, Mar 17 - Tue, Mar 24
Alaska Airlines Logo
3:55 pm - 12:24 am
MSO
-
AUS
7h 29m
1 stop
Alaska Airlines Logo
7:04 pm - 12:28 pm
AUS
-
MSO
18h 24m
1 stop
$313Alaska Airlines
Wed, Apr 29 - Mon, May 4
Delta Logo
5:20 am - 6:14 pm
MSO
-
AUS
11h 54m
2 stops
Delta Logo
6:45 pm - 12:16 am
AUS
-
MSO
6h 31m
1 stop
$318Delta
Wed, Apr 29 - Mon, May 4
United Airlines Logo
5:20 pm - 11:44 pm
MSO
-
AUS
5h 24m
1 stop
United Airlines Logo
5:30 am - 1:24 pm
AUS
-
MSO
8h 54m
2 stops
$319United Airlines
Thu, May 21 - Sun, May 24
Alaska Airlines Logo
4:23 pm - 12:34 am
MSO
-
AUS
7h 11m
1 stop
Alaska Airlines Logo
7:20 am - 11:57 pm
AUS
-
MSO
17h 37m
2 stops
$320Alaska Airlines
Tue, Mar 31 - Wed, Apr 1
Delta Logo
1:07 pm - 11:53 pm
MSO
-
AUS
9h 46m
2 stops
Delta Logo
4:15 pm - 12:24 am
AUS
-
MSO
9h 09m
2 stops
$321Delta
Tue, Mar 17 - Tue, Mar 24

Delta flights from Missoula to Austin

Our best Delta deals on Missoula to Austin flight tickets
Delta
Mar 28
MSO1:07 pmMissoula Johnson-Bell Field
7h 14m
1 stop
AUS9:21 pmAustin Bergstrom
Apr 5
AUS6:20 amAustin Bergstrom
6h 56m
1 stop
MSO12:16 pmMissoula Johnson-Bell Field
$288
Delta
Apr 29
MSO5:20 amMissoula Johnson-Bell Field
11h 54m
2 stops
AUS6:14 pmAustin Bergstrom
May 4
AUS6:45 pmAustin Bergstrom
6h 31m
1 stop
MSO12:16 amMissoula Johnson-Bell Field
$293
Delta
Apr 29
MSO5:20 amMissoula Johnson-Bell Field
11h 54m
2 stops
AUS6:14 pmAustin Bergstrom
May 4
AUS4:25 pmAustin Bergstrom
8h 51m
2 stops
MSO12:16 amMissoula Johnson-Bell Field
$299

Alaska Airlines flights from Missoula to Austin

Our best Alaska Airlines deals on Missoula to Austin flight tickets
Alaska Airlines
Mar 31
MSO4:23 pmMissoula Johnson-Bell Field
7h 11m
1 stop
AUS12:34 amAustin Bergstrom
Apr 1
AUS8:35 amAustin Bergstrom
8h 00m
1 stop
MSO3:35 pmMissoula Johnson-Bell Field
$287
Alaska Airlines
Apr 29
MSO3:55 pmMissoula Johnson-Bell Field
7h 29m
1 stop
AUS12:24 amAustin Bergstrom
May 4
AUS7:04 pmAustin Bergstrom
18h 24m
1 stop
MSO12:28 pmMissoula Johnson-Bell Field
$313
Alaska Airlines
Mar 31
MSO4:23 pmMissoula Johnson-Bell Field
7h 11m
1 stop
AUS12:34 amAustin Bergstrom
Apr 1
AUS7:20 amAustin Bergstrom
17h 37m
2 stops
MSO11:57 pmMissoula Johnson-Bell Field
$320

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 February 18, 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

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Tue 3/31

4:23 pm-12:34 am

1 stop7h 11m

Austin Bergstrom

Wed 4/1

8:35 am-3:35 pm

1 stop8h 00m

$287

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Sat 3/28

1:07 pm-9:21 pm

1 stop7h 14m

Austin Bergstrom

Sun 4/5

6:20 am-12:16 pm

1 stop6h 56m

$288

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Wed 4/29

5:20 am-6:14 pm

2 stops11h 54m

Austin Bergstrom

Mon 5/4

6:45 pm-12:16 am

1 stop6h 31m

$293

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Wed 4/29

5:20 am-6:14 pm

2 stops11h 54m

Austin Bergstrom

Mon 5/4

4:25 pm-12:16 am

2 stops8h 51m

$299

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Tue 3/17

6:15 am-12:57 pm

1 stop5h 42m

Austin Bergstrom

Tue 3/24

9:45 am-9:57 pm

2 stops13h 12m

$306

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Wed 4/29

3:55 pm-12:24 am

1 stop7h 29m

Austin Bergstrom

Mon 5/4

7:04 pm-12:28 pm

1 stop18h 24m

$313

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Wed 4/29

5:20 am-6:14 pm

2 stops11h 54m

Austin Bergstrom

Mon 5/4

6:45 pm-12:16 am

1 stop6h 31m

$318

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Thu 5/21

5:20 pm-11:44 pm

1 stop5h 24m

Austin Bergstrom

Sun 5/24

5:30 am-1:24 pm

2 stops8h 54m

$319

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Tue 3/31

4:23 pm-12:34 am

1 stop7h 11m

Austin Bergstrom

Wed 4/1

7:20 am-11:57 pm

2 stops17h 37m

$320

MissoulaAustin

MSO - AUS

MSOAUS

Missoula Johnson-Bell Field

Tue 3/17

1:07 pm-11:53 pm

2 stops9h 46m

Austin Bergstrom

Tue 3/24

4:15 pm-12:24 am

2 stops9h 09m

$321

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 February 2026, prices for Missoula to Austin flights are approximately 101% 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 24m

Direct flights

None
The fastest flight from Missoula to Austin takes 5h 24m
There are no direct flights from Missoula to Austin. There are no popular flight routes from Missoula to Austin.
Search flight deals

  • 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 24m.

  • 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
9,312 reviews
Search United Airlines flights
DeltaPriceFrom $279Free CancellationRating
7.9
8,207 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 7 flights on this route every week with an average price of $407. 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
San Marcos
Round Rock
Georgetown
Canyon Lake
Marble Falls
Cedar Park
Horseshoe Bay
Dripping Springs
Pflugerville
Seguin
Kyle
Bastrop
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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