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$149+ 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — AUS
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$302
(United Airlines)

One-way from

$149
(Delta)

Popular in

February

Cheapest in

May

Average price

$417
From Kalispell Glacier Park to Austin Bergstrom
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One-way flight from Kalispell Glacier Park to Austin Bergstrom
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Highest demand for flights based on searches. 23% potential increase in price ($155 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/16. 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 10/75:06 pmFCA - AUS
1 stop5h 53mUnited Airlines
Tue 10/215:15 amAUS - FCA
2 stops9h 10mUnited Airlines
Deal found 9/16$302
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/11:28 pmFCA - AUS
1 stop9h 13mAmerican Airlines
Wed 10/226:00 amAUS - FCA
1 stop7h 43mAmerican Airlines
Deal found 9/15$307
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 10/11:28 pmFCA - AUS
1 stop9h 13mAmerican Airlines
Sun 10/510:15 amAUS - FCA
1 stop5h 25mAmerican Airlines
Deal found 9/16$317
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/14:22 pmFCA - AUS
1 stop6h 42mAlaska Airlines
Wed 10/226:00 amAUS - FCA
2 stops18h 58mAlaska Airlines
Deal found 9/15$366
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 12/2012:58 pmFCA - AUS
1 stop15h 02mAlaska Airlines
Fri 1/27:17 amAUS - FCA
1 stop7h 19mAlaska Airlines
Deal found 9/15$413
This Delta deal was found by Cheapflights users on 9/15. 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 10/15:20 amFCA - AUS
2 stops9h 24mDelta
Wed 10/2212:12 pmAUS - FCA
2 stops11h 57mDelta
Deal found 9/15$421
This Hawaiian Airlines deal was found by Cheapflights users on 9/15. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:30 amFCA - AUS
1 stop7h 48mHawaiian Airlines
Sat 10/48:15 amAUS - FCA
1 stop6h 37mHawaiian Airlines
Deal found 9/15$462
This Delta deal was found by Cheapflights users on 9/16. 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.
Tue 9/232:55 pmFCA - AUS
1 stop6h 48mDelta
Tue 9/306:00 amAUS - FCA
1 stop8h 52mDelta
Deal found 9/16$474

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 September 17, 2025.
Use the filters below to find and compare flights from Kalispell to Austin that are best for you.

Fly from

Kalispell

Fly to

Austin

Route

Depart

Return

Price

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Tue 10/7

5:06 pm-11:59 pm

1 stop5h 53m

Austin Bergstrom

Tue 10/21

5:15 am-1:25 pm

2 stops9h 10m

$302

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Tue 3/10

6:12 pm-12:54 am

1 stop5h 42m

Austin Bergstrom

Wed 3/11

6:30 am-1:51 pm

1 stop8h 21m

$307

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Wed 10/1

1:28 pm-11:41 pm

1 stop9h 13m

Austin Bergstrom

Wed 10/22

6:00 am-12:43 pm

1 stop7h 43m

$307

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Wed 10/1

1:28 pm-11:41 pm

1 stop9h 13m

Austin Bergstrom

Sun 10/5

10:15 am-2:40 pm

1 stop5h 25m

$317

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Wed 10/1

4:22 pm-12:04 am

1 stop6h 42m

Austin Bergstrom

Wed 10/22

6:00 am-11:58 pm

2 stops18h 58m

$366

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Sat 12/20

12:58 pm-5:00 am

1 stop15h 02m

Austin Bergstrom

Fri 1/2

5:46 pm-1:36 pm

1 stop20h 50m

$378

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Wed 10/1

5:20 am-3:44 pm

2 stops9h 24m

Austin Bergstrom

Wed 10/22

12:12 pm-11:09 pm

2 stops11h 57m

$421

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Tue 2/3

5:20 am-1:23 pm

1 stop7h 03m

$149

KalispellAustin

FCA - AUS

FCAAUS

Kalispell Glacier Park

Tue 2/3

4:09 pm-5:15 am

2 stops12h 06m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

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, August is the cheapest month in which you can book a flight from Kalispell to Austin (average of $285). Flying from Kalispell to Austin in March is currently the most expensive (average of $362). 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 September 17, 2025.

One of the essential ways to save on airfare from Kalispell to Austin is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 36% on airfare.

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 September 17, 2025.
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
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 5h 42m. Fly via United Airlines, Delta, or American 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 Delta. Our recent data shows that you can find tickets from as low as $276 on this airline. An additional option worth looking into is United Airlines, starting at $299. Delta is 46% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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, August is the cheapest month in which you can book a flight from Kalispell to Austin (average of $285). Flying from Kalispell to Austin in March is currently the most expensive (average of $362). 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
San Marcos
Round Rock
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Cedar Park
Canyon Lake
Seguin
Horseshoe Bay

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Alternative routes for Kalispell to Austin

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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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$276Average$378FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$299Average$522FlexibilityNo cancel feeOn-time69%

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