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$156+ Cheap flights from Kalispell to Austin (FCA - 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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — AUS
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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Cheap flight deals from Kalispell to Austin

Cheapest flights from Kalispell to Austin
Explore the most affordable flight options available from Kalispell to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/21. 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 6/510:31 am
FCA
-
AUS
1 stop10h 16m
Multiple Airlines
Thu 6/118:15 pm
AUS
-
FCA
2 stops14h 26m
Multiple Airlines
Deal found 3/21$348
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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 5/26:35 am
FCA
-
AUS
1 stop7h 04m
Alaska Airlines
Sat 5/95:49 pm
AUS
-
FCA
1 stop20h 14m
Alaska Airlines
Deal found 3/17$357
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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 11/1212:51 pm
FCA
-
AUS
1 stop10h 18m
Alaska Airlines
Sun 11/157:30 pm
AUS
-
FCA
1 stop17h 44m
Alaska Airlines
Deal found 3/17$369
This United Airlines deal was found by Cheapflights users on 3/20. 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 5/2710:42 am
FCA
-
AUS
2 stops9h 43m
United Airlines
Tue 6/28:45 am
AUS
-
FCA
1 stop5h 45m
United Airlines
Deal found 3/20$374
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 4/181:52 pm
FCA
-
AUS
1 stop9h 42m
Alaska Airlines
Wed 4/226:00 am
AUS
-
FCA
1 stop7h 03m
Alaska Airlines
Deal found 3/19$380
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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 5/87:28 pm
FCA
-
AUS
1 stop18h 11m
Alaska Airlines
Sun 5/106:00 am
AUS
-
FCA
1 stop7h 03m
Alaska Airlines
Deal found 3/17$386
This Kiwi.com deal was found by Cheapflights users on 3/18. 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.
Thu 5/1412:33 pm
FCA
-
AUS
1 stop8h 14m
Multiple Airlines
Sat 5/1612:44 pm
AUS
-
FCA
2 stops23h 59m
Multiple Airlines
Deal found 3/18$400
This United Airlines deal was found by Cheapflights users on 3/20. 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 4/112:33 pm
FCA
-
AUS
1 stop5h 41m
United Airlines
Mon 4/137:00 am
AUS
-
FCA
1 stop7h 31m
United Airlines
Deal found 3/20$410
This United Airlines deal was found by Cheapflights users on 3/17. 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 4/12:33 pm
FCA
-
AUS
1 stop5h 42m
United Airlines
Sun 4/57:00 am
AUS
-
FCA
1 stop7h 31m
United Airlines
Deal found 3/17$419
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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 4/1412:52 pm
FCA
-
AUS
1 stop9h 59m
Alaska Airlines
Sat 4/187:20 am
AUS
-
FCA
1 stop6h 52m
Alaska Airlines
Deal found 3/21$429

Find flight deals from Kalispell to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Kalispell (FCA) 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 March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$347
(Alaska Airlines)

One-way from

$156
(Kiwi.com)

Popular in

November

Cheapest in

December

Average price

$488
Provider with most accurate pricing for Kalispell Glacier Park-Austin Bergstrom flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kalispell Glacier Park-Austin Bergstrom flights.
Search Deals
From Kalispell Glacier Park to Austin Bergstrom
Search Deals
One-way flight from Kalispell Glacier Park to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kalispell 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 March 22, 2026.
Use the filters below to find and compare flights from Kalispell to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Wed 5/27

1:20 pm-11:59 pm

1 stop9h 39m

Austin Bergstrom

Tue 6/2

11:27 am-4:11 pm

1 stop5h 44m

$369

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Sat 4/18

1:52 pm-12:34 am

1 stop9h 42m

Austin Bergstrom

Wed 4/22

6:00 am-12:03 pm

1 stop7h 03m

$380

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Fri 5/8

7:28 pm-2:39 pm

1 stop18h 11m

Austin Bergstrom

Sun 5/10

6:00 am-12:03 pm

1 stop7h 03m

$386
Quickest round-trip

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Sat 4/11

2:33 pm-9:14 pm

1 stop5h 41m

Austin Bergstrom

Mon 4/13

7:00 am-1:31 pm

1 stop7h 31m

$410

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Tue 5/5

1:43 pm-12:24 am

1 stop9h 41m

Austin Bergstrom

Tue 5/12

6:00 am-12:03 pm

1 stop7h 03m

$429

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Tue 4/14

2:33 pm-9:15 pm

1 stop5h 42m

Austin Bergstrom

Sat 4/18

7:00 am-1:31 pm

1 stop7h 31m

$459

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Sat 5/2

2:16 pm-9:20 pm

1 stop6h 04m

Austin Bergstrom

Sat 5/9

6:00 am-5:27 pm

2 stops12h 27m

$482

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Thu 5/14

12:15 pm-11:59 pm

2 stops10h 44m

Austin Bergstrom

Sat 5/16

6:50 pm-11:14 pm

1 stop5h 24m

$492

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Sun 4/19

6:00 am-1:08 pm

1 stop6h 08m

Austin Bergstrom

Thu 4/23

7:00 am-1:31 pm

1 stop7h 31m

$507
Cheapest one-way

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Sat 4/18

1:52 pm-12:34 am

1 stop9h 42m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/17

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Kalispell 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 Kalispell to Austin in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kalispell-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kalispell-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kalispell-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kalispell-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 Kalispell-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 Kalispell to Austin

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

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

Currently, October is the cheapest month in which you can book a flight from Kalispell to Austin (average of $151). Flying from Kalispell to Austin in June is currently the most expensive (average of $340). 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.

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 March 22, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from Kalispell to Austin to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,314 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Overall

7.9

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,314 reviews
Delta
7.9
Good
8,314 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Overall

7.9

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,455 reviews
Delta
7.9
Good
8,314 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Overall

7.9

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Kalispell to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Kalispell to Austin?

    There are many flights that can get you from Kalispell to Austin in 7h 04m. Fly via Alaska Airlines or United Airlines to get the fastest option. There are 1526 mi between Kalispell and Austin. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Kalispell to Austin round-trip?

    Our cheapest airline available from Kalispell to Austin is United Airlines. Our recent data shows that you can find tickets from as low as $248 on this airline. An additional option worth looking into is Delta, starting at $276. United Airlines is 47% cheaper than the average price of flights available within the next 90 days to this destination.

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

    $138 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $148 and $157, respectively.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Kalispell to Austin (average of $151). Flying from Kalispell to Austin in June is currently the most expensive (average of $340). 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 Austin?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Kalispell to Austin

Discover the top 2 airlines that operate flights from Kalispell 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 March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$248Average$386FlexibilityNo cancel feeOn-time69%
DeltaCheapest$276Average$371FlexibilityNo cancel feeOn-timeN/A

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