$175+ Cheap flights from Missoula to Austin (MSO - AUS)
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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — AUS
Dec 15 — Dec 221
Round-trip
1 adult, Economy
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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
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Best
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Cheapest flights from Missoula to AustinExplore 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 November 15, 2026.
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 November 15, 2026.
This Alaska Airlines deal was found by Cheapflights users on 11/10. 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.
Sat 12/124:50 pm -
1 stop29h 24m
Wed 12/168:30 am -
1 stop8h 25m
Deal found 11/10![Alaska Airlines logo]()
$453
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:31 pm -
2 stops21h 33m
Thu 12/37:44 pm -
1 stop22h 53m
Deal found 11/11![Multiple Airlines logo]()
$456
This Priceline deal was found by Cheapflights users on 11/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:03 pm -
1 stop8h 11m
Thu 12/177:15 am -
1 stop7h 04m
Deal found 11/12![Alaska Airlines logo]()
$520
This United Airlines deal was found by Cheapflights users on 11/10. 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 11/186:15 am -
1 stop5h 43m
Sat 11/213:05 pm -
1 stop7h 42m
Deal found 11/10![United Airlines logo]()
$544
This Expedia deal was found by Cheapflights users on 11/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/304:00 pm -
1 stop21h 40m
Thu 12/38:30 am -
1 stop8h 30m
Deal found 11/11![Alaska Airlines logo]()
$558
This Alaska Airlines deal was found by Cheapflights users on 11/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:21 pm -
1 stop21h 10m
Thu 12/178:30 am -
1 stop7h 39m
Deal found 11/12![Alaska Airlines logo]()
$559
This United Airlines deal was found by Cheapflights users on 11/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:41 pm -
2 stops7h 34m
Thu 12/177:00 am -
1 stop7h 33m
Deal found 11/12![United Airlines logo]()
$576
Best flights from Missoula to AustinDiscover carefully curated flight deals from Missoula to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 15, 2026.
Discover carefully curated flight deals from Missoula to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/185:42 pm -
2 stops23h 33m
Thu 1/289:22 pm -
1 stop20h 30m
Deal found 11/12![Multiple Airlines logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 11/10. 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.
Sat 12/124:50 pm -
1 stop29h 24m
Wed 12/168:30 am -
1 stop8h 25m
Deal found 11/10![Alaska Airlines logo]()
$453
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Sat 12/122:41 pm -
2 stops7h 34m
Wed 12/165:15 am -
2 stops9h 17m
Deal found 11/10![United Airlines logo]()
$595
This Alaska Airlines deal was found by Cheapflights users on 11/13. 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.
Mon 1/114:12 pm -
1 stop6h 47m
Wed 1/133:30 pm -
1 stop6h 52m
Deal found 11/13![Alaska Airlines logo]()
$481
This United Airlines deal was found by Cheapflights users on 11/14. 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.
Mon 1/116:10 am -
2 stops10h 11m
Wed 1/1312:10 pm -
2 stops10h 42m
Deal found 11/14![United Airlines logo]()
$601
This Alaska Airlines deal was found by Cheapflights users on 11/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/107:01 am -
2 stops12h 47m
Thu 12/178:38 pm -
2 stops19h 31m
Deal found 11/12![Alaska Airlines logo]()
$591
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Tue 11/246:15 am -
1 stop5h 43m
Fri 11/278:36 am -
1 stop5h 55m
Deal found 11/10![United Airlines logo]()
$628
Last-minute flights from Missoula to AustinDiscover last-minute flight deals from Missoula to Austin. Data last updated November 15, 2026 and is based on user searches.
Discover last-minute flight deals from Missoula to Austin. Data last updated November 15, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 11/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:21 pm -
1 stop21h 10m
Thu 12/178:30 am -
1 stop7h 39m
Deal found 11/12![Alaska Airlines logo]()
$559
This United Airlines deal was found by Cheapflights users on 11/10. 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 11/186:15 am -
1 stop5h 43m
Sat 11/213:05 pm -
1 stop7h 42m
Deal found 11/10![United Airlines logo]()
$544
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:31 pm -
2 stops21h 33m
Thu 12/37:44 pm -
1 stop22h 53m
Deal found 11/11![Multiple Airlines logo]()
$456
This Expedia deal was found by Cheapflights users on 11/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/304:00 pm -
1 stop21h 40m
Thu 12/38:30 am -
1 stop8h 30m
Deal found 11/11![Alaska Airlines logo]()
$558
This Priceline deal was found by Cheapflights users on 11/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:03 pm -
1 stop8h 11m
Thu 12/177:15 am -
1 stop7h 04m
Deal found 11/12![Alaska Airlines logo]()
$520
This United Airlines deal was found by Cheapflights users on 11/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:41 pm -
2 stops7h 34m
Thu 12/177:00 am -
1 stop7h 33m
Deal found 11/12![United Airlines logo]()
$576
This Alaska Airlines deal was found by Cheapflights users on 11/10. 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.
Sat 12/124:50 pm -
1 stop29h 24m
Wed 12/168:30 am -
1 stop8h 25m
Deal found 11/10![Alaska Airlines logo]()
$453
One-way flights from Missoula to AustinSearch for one-way flight options from Missoula to Austin. Find affordable one-way fares based on user searches. Data last updated November 15, 2026.
Search for one-way flight options from Missoula to Austin. Find affordable one-way fares based on user searches. Data last updated November 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:27 pm -
1 stop24h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Multiple Airlines logo]()
$175
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:15 am -
1 stop5h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![United Airlines logo]()
$270
This American Airlines deal was found by Cheapflights users on 11/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:50 am -
1 stop8h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![American Airlines logo]()
$275
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Sat 11/212:37 pm -
2 stops7h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![United Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/242:45 pm -
2 stops27h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Multiple Airlines logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/289:55 pm -
1 stop23h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Multiple Airlines logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2112:05 pm -
3 stops32h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Multiple Airlines logo]()
$447
This Alaska Airlines deal was found by Cheapflights users on 11/10. 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.
Sat 11/286:22 am -
2 stops16h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Alaska Airlines logo]()
$823
Find 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 November 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $330 (Kiwi.com) |
One-way from | $175 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $530 |
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 7,457,451 searches. Data last updated November 15, 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
Cheapest round-trip
MissoulaAustin
MSO Missoula Johnson-Bell Field - AUS Austin Bergstrom
MSOAUS
Missoula Johnson-Bell Field
Fri 12/4
6:27 pm-5:35 pm
2 stops22h 08m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$201
Quickest round-trip
MissoulaAustin
MSO Missoula Johnson-Bell Field - AUS Austin Bergstrom
MSOAUS
Missoula Johnson-Bell Field
Fri 12/4
6:15 am-1:08 pm
1 stop5h 53m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$270
MissoulaAustin
MSO Missoula Johnson-Bell Field - AUS Austin Bergstrom
MSOAUS
Missoula Johnson-Bell Field
Sat 11/21
2:37 pm-11:15 pm
2 stops7h 38m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$280
MissoulaAustin
MSO Missoula Johnson-Bell Field - AUS Austin Bergstrom
MSOAUS
Missoula Johnson-Bell Field
Mon 1/18
5:42 pm-6:15 pm
2 stops23h 33m
Austin Bergstrom
Thu 1/28
9:22 pm-4:52 pm
1 stop20h 30m
$363
MissoulaAustin
MSO Missoula Johnson-Bell Field - AUS Austin Bergstrom
MSOAUS
Missoula Johnson-Bell Field
Tue 11/24
2:45 pm-8:37 pm
1 stop28h 52m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$387
MissoulaAustin
MSO Missoula Johnson-Bell Field - AUS Austin Bergstrom
MSOAUS
Missoula Johnson-Bell Field
Sat 11/21
12:05 pm-10:04 pm
3 stops32h 59m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$447
MissoulaAustin
MSO Missoula Johnson-Bell Field - AUS Austin Bergstrom
MSOAUS
Missoula Johnson-Bell Field
Sat 12/12
4:50 pm-11:14 pm
1 stop29h 24m
Austin Bergstrom
Wed 12/16
8:30 am-3:55 pm
1 stop8h 25m
$453
MissoulaAustin
MSO Missoula Johnson-Bell Field - AUS Austin Bergstrom
MSOAUS
Missoula Johnson-Bell Field
Mon 1/11
4:12 pm-11:59 pm
1 stop6h 47m
Austin Bergstrom
Wed 1/13
3:30 pm-9:22 pm
1 stop6h 52m
$481
MissoulaAustin
MSO Missoula Johnson-Bell Field - AUS Austin Bergstrom
MSOAUS
Missoula Johnson-Bell Field
Thu 12/10
7:01 am-8:48 pm
2 stops12h 47m
Austin Bergstrom
Thu 12/17
8:38 pm-3:09 pm
2 stops19h 31m
$591
MissoulaAustin
MSO Missoula Johnson-Bell Field - AUS Austin Bergstrom
MSOAUS
Missoula Johnson-Bell Field
Sat 12/12
2:41 pm-11:15 pm
2 stops7h 34m
Austin Bergstrom
Wed 12/16
5:15 am-1:32 pm
2 stops9h 17m
$595
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from Missoula to Austin
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 Missoula to Austin in November.
| 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 Missoula-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Missoula-Austin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Missoula-Austin 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 Missoula-Austin 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 Missoula to Austin
Have a flexible travel schedule? Discover the best time to fly to Austin from Missoula with our price prediction graph.
MSO-AUS
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
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 November 15, 2026.
See what other customers who have flown with Delta and United Airlines from Missoula to Austin have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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.
Traveling to a place near Austin?
Book flights to Austin if you plan to visit one of these locationsRound Rock
Cedar Park
San Marcos
Bastrop
Fredericksburg
Pflugerville
Georgetown
Dripping Springs
Seguin
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Explore flights to Austin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 15, 2026.
Complete your trip
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Missoula and Austin flights
Browse other Missoula and Austin flight options. Last updated on November 15, 2026.
Other flights from Missoula
Browse through other flights departing from Missoula. Flights are based on user searches made on Cheapflights and were last updated on November 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Missoula to Austin
Discover the top 2 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 7,457,451 searches. Data last updated November 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$279 | Average$418 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$339 | Average$469 | FlexibilityNo cancel fee | On-time69% |