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$423+ Cheap flights from Great Falls to Austin (GTF - 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 11/30. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — AUS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Great Falls to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) 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 11, 2025.

Round-trip from

$423
(Kiwi.com)

Popular in

April

Cheapest in

January
From Great Falls to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 16% potential price decrease ($68 potential savings vs. average RT price).
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Find flight deals from Great Falls to Austin

Cheapest flights from Great Falls to Austin
Explore the most affordable flight options available from Great Falls to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3010:25 pmGTF - AUS
1 stop16h 26mMultiple Airlines
Wed 12/31:41 pmAUS - GTF
2 stops21h 46mMultiple Airlines
Deal found 9/10$423
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/22:31 pmGTF - AUS
1 stop5h 34mUnited Airlines
Mon 10/62:50 pmAUS - GTF
1 stop7h 21mUnited Airlines
Deal found 9/11$468
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:00 amGTF - AUS
1 stop13h 05mUnited Airlines
Mon 10/66:10 pmAUS - GTF
1 stop28h 01mUnited Airlines
Deal found 9/11$487
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.
Thu 9/256:11 pmGTF - AUS
1 stop5h 13mDelta
Mon 9/295:11 amAUS - GTF
1 stop8h 14mDelta
Deal found 9/10$538
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 10/24:29 pmGTF - AUS
1 stop25h 24mAlaska Airlines
Mon 10/67:47 pmAUS - GTF
1 stop22h 48mAlaska Airlines
Deal found 9/11$558

Cheapflights Fare Finder

 
Customize your flight search to find flights from Great Falls 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 11, 2025.
Use the filters below to find and compare flights from Great Falls to Austin that are best for you.

Fly from

Great Falls

Fly to

Austin

Route

Depart

Return

Price

Great FallsAustin

GTF - AUS

GTFAUS

Great Falls

Thu 10/2

2:31 pm-9:05 pm

1 stop5h 34m

Austin Bergstrom

Mon 10/6

2:50 pm-9:11 pm

1 stop7h 21m

$468

Great FallsAustin

GTF - AUS

GTFAUS

Great Falls

Wed 10/1

7:00 am-9:05 pm

1 stop13h 05m

Austin Bergstrom

Mon 10/6

6:10 pm-9:11 pm

1 stop28h 01m

$487

Great FallsAustin

GTF - AUS

GTFAUS

Great Falls

Thu 9/25

6:11 pm-12:24 am

1 stop5h 13m

Austin Bergstrom

Mon 9/29

5:11 am-12:25 pm

1 stop8h 14m

$538

Great FallsAustin

GTF - AUS

GTFAUS

Great Falls

Thu 10/2

4:29 pm-6:53 pm

1 stop25h 24m

Austin Bergstrom

Mon 10/6

7:47 pm-5:35 pm

1 stop22h 48m

$558

Great FallsAustin

GTF - AUS

GTFAUS

Great Falls

Thu 9/25

7:00 am-5:30 pm

2 stops9h 30m

Austin Bergstrom

Mon 9/29

12:12 pm-9:11 pm

2 stops9h 59m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Great Falls to Austin

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

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

Currently, August is the cheapest month in which you can book a flight from Great Falls to Austin (average of $285). Flying from Great Falls 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.

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 11, 2025.
Get a feel of what it's like to fly with Delta and United Airlines from Great Falls to Austin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

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 Great Falls 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 Great Falls to Austin?

    A quick flight from Great Falls to Austin can take about 5h 34m. United Airlines provides one of the quickest options available for as low as $468. Airlines will cover a distance of 1398 mi.

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

    Cheapflights users have booked flights from Great Falls to Austin round-trip from $282. Another airline that can offer you cheap pricing is United Airlines. Delta is currently priced 41% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Great Falls to Austin?

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

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

    Yes. Cheapflights offers flight deals from Great Falls 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 Great Falls to Austin?

    Currently, August is the cheapest month in which you can book a flight from Great Falls to Austin (average of $285). Flying from Great Falls 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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Top 2 airlines flying from Great Falls to Austin

Discover the top 2 airlines that operate flights from Great Falls 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 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$282Average$371FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$560FlexibilityNo cancel feeOn-time69%

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