$225+ Cheap flights from Austin to Missoula (AUS - MSO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — MSO
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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Find cheap flights from Austin to Missoula 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
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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 Austin to Missoula
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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 September 13, 2026.
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 September 13, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 12/312:33 pm -
1 stop6h 12m
Mon 12/75:10 am -
1 stop8h 45m
Deal found 9/9![Delta logo]()
$441
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 10/168:15 am -
1 stop5h 19m
Wed 10/211:14 pm -
1 stop7h 28m
Deal found 9/10![Delta logo]()
$445
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/155:30 am -
1 stop5h 27m
Mon 10/195:19 pm -
1 stop5h 40m
Deal found 9/10![United Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/165:30 am -
1 stop5h 27m
Mon 10/195:19 pm -
1 stop5h 40m
Deal found 9/10![United Airlines logo]()
$462
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/75:10 am -
2 stops9h 22m
Tue 10/135:19 pm -
1 stop5h 40m
Deal found 9/10![United Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:30 am -
1 stop5h 27m
Wed 10/145:19 pm -
1 stop5h 40m
Deal found 9/9![United Airlines logo]()
$490
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:58 am -
2 stops35h 01m
Sun 9/279:49 pm -
1 stop12h 26m
Deal found 9/8![Multiple Airlines logo]()
$502
Best flights from Austin to MissoulaDiscover 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 September 13, 2026.
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 September 13, 2026.
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 12/312:33 pm -
1 stop6h 12m
Mon 12/75:10 am -
1 stop8h 45m
Deal found 9/8![Delta logo]()
$441
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/165:30 am -
1 stop5h 27m
Mon 10/195:19 pm -
1 stop5h 40m
Deal found 9/10![United Airlines logo]()
$462
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:58 am -
2 stops35h 01m
Sun 9/279:49 pm -
1 stop12h 26m
Deal found 9/8![Multiple Airlines logo]()
$502
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 10/167:59 pm -
2 stops18h 27m
Wed 10/211:06 pm -
1 stop9h 53m
Deal found 9/9![Alaska Airlines logo]()
$529
This Delta deal was found by Cheapflights users on 9/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:06 pm -
1 stop7h 25m
Wed 10/215:30 am -
1 stop5h 06m
Deal found 9/12![Delta logo]()
$465
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/167:00 am -
2 stops10h 20m
Thu 9/175:17 pm -
1 stop5h 37m
Deal found 9/10![United Airlines logo]()
$524
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 9/166:13 pm -
1 stop6h 29m
Thu 9/175:30 am -
1 stop4h 57m
Deal found 9/10![Delta logo]()
$519
Last-minute flights from Austin to MissoulaDiscover last-minute flight deals from Austin to Missoula. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Missoula. Data last updated September 13, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 9/166:13 pm -
1 stop6h 29m
Thu 9/175:30 am -
1 stop4h 57m
Deal found 9/10![Delta logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:58 am -
2 stops35h 01m
Sun 9/279:49 pm -
1 stop12h 26m
Deal found 9/8![Multiple Airlines logo]()
$502
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/15:30 am -
1 stop5h 27m
Mon 10/55:19 pm -
1 stop5h 40m
Deal found 9/10![United Airlines logo]()
$441
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/75:10 am -
2 stops9h 22m
Tue 10/135:19 pm -
1 stop5h 40m
Deal found 9/10![United Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:30 am -
1 stop5h 27m
Wed 10/145:19 pm -
1 stop5h 40m
Deal found 9/9![United Airlines logo]()
$490
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/155:30 am -
1 stop5h 27m
Mon 10/195:19 pm -
1 stop5h 40m
Deal found 9/10![United Airlines logo]()
$458
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 10/168:15 am -
1 stop5h 19m
Wed 10/211:14 pm -
1 stop7h 28m
Deal found 9/10![Delta logo]()
$445
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/165:30 am -
1 stop5h 27m
Mon 10/195:19 pm -
1 stop5h 40m
Deal found 9/10![United Airlines logo]()
$462
One-way flights from Austin to MissoulaSearch for one-way flight options from Austin to Missoula. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way flight options from Austin to Missoula. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:49 pm -
1 stop8h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$225
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 9/246:13 pm -
1 stop7h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$251
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 9/207:05 am -
1 stop9h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$260
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:30 am -
1 stop7h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Alaska Airlines logo]()
$262
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/85:30 am -
1 stop5h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$266
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:39 pm -
2 stops17h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Alaska Airlines logo]()
$286
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 9/245:30 am -
1 stop5h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$296
Find 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 September 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $440 (United Airlines) |
One-way from | $225 (American Airlines) |
Popular in | November |
Cheapest in | May |
Average price | $682 |
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 7,457,451 searches. Data last updated September 13, 2026.
Use the filters below to find and compare flights from Austin to Missoula that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AustinMissoula
AUS Austin Bergstrom - MSO Missoula Johnson-Bell Field
AUSMSO
Austin Bergstrom
Thu 9/24
6:13 pm-12:18 am
1 stop7h 05m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$251
AustinMissoula
AUS Austin Bergstrom - MSO Missoula Johnson-Bell Field
AUSMSO
Austin Bergstrom
Sun 9/20
5:30 am-1:38 pm
2 stops9h 08m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$265
Quickest round-trip
AustinMissoula
AUS Austin Bergstrom - MSO Missoula Johnson-Bell Field
AUSMSO
Austin Bergstrom
Thu 10/8
5:30 am-9:57 am
1 stop5h 27m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$276
AustinMissoula
AUS Austin Bergstrom - MSO Missoula Johnson-Bell Field
AUSMSO
Austin Bergstrom
Thu 9/24
8:30 am-3:17 pm
1 stop7h 47m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$280
AustinMissoula
AUS Austin Bergstrom - MSO Missoula Johnson-Bell Field
AUSMSO
Austin Bergstrom
Fri 11/13
8:39 pm-1:22 pm
2 stops17h 43m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$286
AustinMissoula
AUS Austin Bergstrom - MSO Missoula Johnson-Bell Field
AUSMSO
Austin Bergstrom
Thu 9/24
5:30 am-9:57 am
1 stop5h 27m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$296
AustinMissoula
AUS Austin Bergstrom - MSO Missoula Johnson-Bell Field
AUSMSO
Austin Bergstrom
Thu 12/3
12:33 pm-5:45 pm
1 stop6h 12m
Missoula Johnson-Bell Field
Mon 12/7
5:10 am-2:55 pm
1 stop8h 45m
$441
AustinMissoula
AUS Austin Bergstrom - MSO Missoula Johnson-Bell Field
AUSMSO
Austin Bergstrom
Fri 10/16
5:30 am-9:57 am
1 stop5h 27m
Missoula Johnson-Bell Field
Mon 10/19
5:19 pm-11:59 pm
1 stop5h 40m
$462
AustinMissoula
AUS Austin Bergstrom - MSO Missoula Johnson-Bell Field
AUSMSO
Austin Bergstrom
Fri 10/16
6:06 pm-12:31 am
1 stop7h 25m
Missoula Johnson-Bell Field
Wed 10/21
5:30 am-11:36 am
1 stop5h 06m
$465
AustinMissoula
AUS Austin Bergstrom - MSO Missoula Johnson-Bell Field
AUSMSO
Austin Bergstrom
Wed 9/23
10:58 am-8:59 pm
2 stops35h 01m
Missoula Johnson-Bell Field
Sun 9/27
9:49 pm-11:15 am
1 stop12h 26m
$502
Showing 1-10 of 13 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Austin-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Missoula flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
AUS-MSO
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
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 September 13, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited 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.
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreStephen,Jun 2024
AUS - SAN
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreStephen,Jun 2024
AUS - SAN
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreStephen,Jun 2024
AUS - SAN
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreStephen,Jun 2024
AUS - SAN
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreStephen,Jun 2024
AUS - SAN
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.
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Complete your trip
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Other flights to Missoula
Explore flights to Missoula departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 13, 2026.
Austin and Missoula flights
Browse other Austin and Missoula flight options. Last updated on September 13, 2026.
Other flights from Austin
Browse through other flights departing from Austin. Flights are based on user searches made on Cheapflights and were last updated on September 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$287 | Average$464 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$289 | Average$559 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$348 | Average$548 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$419 | Average$765 | FlexibilityNo cancel fee | On-time71% |