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$90+ 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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — AUS
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
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 July 24, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:43 pm
FCA
-
AUS
2 stops26h 16m
Multiple Airlines
Mon 9/2112:31 pm
AUS
-
FCA
1 stop8h 25m
Multiple Airlines
Deal found 7/20$269
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:43 pm
FCA
-
AUS
2 stops26h 16m
Multiple Airlines
Fri 9/1812:31 pm
AUS
-
FCA
1 stop8h 12m
Multiple Airlines
Deal found 7/20$322
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:47 am
FCA
-
AUS
2 stops35h 12m
Multiple Airlines
Sun 11/112:31 pm
AUS
-
FCA
1 stop23h 26m
Multiple Airlines
Deal found 7/19$325
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:43 pm
FCA
-
AUS
2 stops26h 16m
Multiple Airlines
Sun 9/2010:01 pm
AUS
-
FCA
1 stop22h 55m
Multiple Airlines
Deal found 7/20$333
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:43 pm
FCA
-
AUS
2 stops26h 16m
Multiple Airlines
Thu 9/2410:01 pm
AUS
-
FCA
1 stop22h 42m
Multiple Airlines
Deal found 7/20$344
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:22 am
FCA
-
AUS
1 stop9h 36m
Multiple Airlines
Sun 11/19:53 pm
AUS
-
FCA
1 stop14h 04m
Multiple Airlines
Deal found 7/19$348
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 11/136:30 am
FCA
-
AUS
1 stop7h 03m
Alaska Airlines
Mon 11/165:49 pm
AUS
-
FCA
1 stop20h 36m
Alaska Airlines
Deal found 7/22$349
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:29 pm
FCA
-
AUS
1 stop8h 28m
Delta
Mon 11/1612:55 pm
AUS
-
FCA
2 stops11h 12m
Delta
Deal found 7/20$354
This Delta deal was found by Cheapflights users on 7/22. 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 9/35:15 am
FCA
-
AUS
2 stops12h 07m
Delta
Sun 9/612:00 pm
AUS
-
FCA
2 stops12h 56m
Delta
Deal found 7/22$369
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Fri 9/115:04 pm
FCA
-
AUS
1 stop5h 50m
United Airlines
Mon 9/2111:04 am
AUS
-
FCA
1 stop5h 50m
United Airlines
Deal found 7/20$380

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 July 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(Kiwi.com)

One-way from

$90
(Kiwi.com)

Popular in

July

Cheapest in

December

Average price

$752
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. 21% potential increase in price ($139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 24, 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

Fri 11/13

1:29 pm-10:57 pm

1 stop8h 28m

Austin Bergstrom

Mon 11/16

6:30 am-12:29 pm

1 stop6h 59m

$349

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Wed 10/28

5:30 am-11:34 am

1 stop5h 04m

Austin Bergstrom

Sun 11/1

7:10 am-5:29 pm

2 stops11h 19m

$354

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Fri 11/13

5:25 am-11:58 am

1 stop5h 33m

Austin Bergstrom

Wed 11/18

12:15 pm-11:07 pm

2 stops11h 52m

$364
Quickest round-trip

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Fri 9/11

5:04 pm-11:54 pm

1 stop5h 50m

Austin Bergstrom

Mon 9/21

11:04 am-3:54 pm

1 stop5h 50m

$380

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Thu 10/29

2:03 pm-11:14 pm

1 stop8h 11m

Austin Bergstrom

Mon 11/2

7:15 am-1:25 pm

1 stop7h 10m

$384

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Fri 11/20

2:12 pm-11:14 pm

1 stop8h 02m

Austin Bergstrom

Mon 11/23

3:13 pm-11:58 pm

1 stop9h 45m

$419

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Thu 11/19

6:30 am-2:33 pm

1 stop7h 03m

Austin Bergstrom

Sat 11/21

3:13 pm-11:58 pm

1 stop9h 45m

$419

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Wed 8/12

4:17 pm-11:59 pm

1 stop6h 42m

Austin Bergstrom

Wed 8/19

7:00 am-3:54 pm

2 stops9h 54m

$433
Cheapest one-way

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Tue 1/19

2:10 pm-12:09 am

1 stop8h 59m

$180

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Wed 1/20

2:10 pm-12:09 am

1 stop8h 59m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 17 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 July.
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, December is the cheapest month in which you can book a flight from Kalispell to Austin (average of $248). Flying from Kalispell to Austin in July is currently the most expensive (average of $752). 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.

What is the cheapest time of day to fly from FCA to AUS?

Find hourly flight availability from Kalispell to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 24, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kalispell to Austin as you normally would.

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 July 24, 2026.
Peruse reviews from past customers who have flown with 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.
United Airlines
7.4
Good
10,026 reviews

Comfort

7.3

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Isaac,May 2024

SHV - IAH

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport
United Airlines
7.4
Good
10,026 reviews
United Airlines
7.4
Good
10,026 reviews

Comfort

7.3

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Isaac,May 2024

SHV - IAH

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

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 8h 28m. Fly via Delta to get the fastest option. There are 1526 mi between Kalispell and Austin.

  • What is the cheapest airline to fly 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. United Airlines is 51% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Kalispell to Austin?

    Before booking your flight to Austin from Kalispell, check out the most reliable airlines to get you to your destination on time: KLM (83%), SkyWest Airlines (78%), Delta( 78%).

  • 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, December is the cheapest month in which you can book a flight from Kalispell to Austin (average of $248). Flying from Kalispell to Austin in July is currently the most expensive (average of $752). 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
Round Rock
Cedar Park
San Marcos
Bastrop
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Seguin
Canyon Lake

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Kalispell to Austin

Discover the top airline 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 July 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$248Average$457FlexibilityNo cancel feeOn-time69%

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