$173+ 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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — AUS
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Great Falls 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Great Falls to Austin
Cheapest
Best
Last-minute
One-way
Cheapest flights from Great Falls to AustinExplore 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 7, 2026.
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 7, 2026.
This Delta deal was found by Cheapflights users on 9/3. 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 11/111:21 pm -
1 stop7h 20m
Sat 11/148:00 am -
1 stop5h 41m
Deal found 9/3![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 9/4. 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 12/101:17 pm -
1 stop7h 25m
Sun 12/136:10 pm -
1 stop5h 41m
Deal found 9/4![Delta logo]()
$348
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/302:45 pm -
2 stops7h 30m
Mon 11/24:30 pm -
1 stop6h 08m
Deal found 9/5![United Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 9/5. 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 10/301:18 pm -
2 stops9h 39m
Mon 11/27:23 am -
2 stops11h 24m
Deal found 9/5![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/3. 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 11/112:45 pm -
1 stop5h 13m
Sat 11/147:40 am -
3 stops14h 58m
Deal found 9/3![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/4. 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 12/102:47 pm -
2 stops7h 26m
Sun 12/135:15 am -
2 stops9h 28m
Deal found 9/4![United Airlines logo]()
$509
This Booking.com deal was found by Cheapflights users on 9/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:19 pm -
1 stop28h 55m
Mon 10/53:38 pm -
1 stop25h 57m
Deal found 9/5![Alaska Airlines logo]()
$556
Best flights from Great Falls to AustinDiscover carefully curated flight deals from Great Falls to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Great Falls to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/2. 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 1/304:08 pm -
1 stop6h 50m
Tue 2/27:15 am -
1 stop9h 13m
Deal found 9/2![Alaska Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 9/4. 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 12/101:17 pm -
1 stop7h 25m
Sun 12/136:10 pm -
1 stop5h 41m
Deal found 9/4![Delta logo]()
$348
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/302:45 pm -
1 stop5h 13m
Mon 11/24:30 pm -
1 stop6h 08m
Deal found 9/5![United Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 9/3. 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 1/306:15 am -
1 stop5h 39m
Tue 2/22:24 pm -
2 stops7h 56m
Deal found 9/3![United Airlines logo]()
$424
Last-minute flights from Great Falls to AustinDiscover last-minute flight deals from Great Falls to Austin. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Great Falls to Austin. Data last updated September 7, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/6. 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.
Sun 9/205:40 am -
2 stops8h 40m
Wed 9/2312:22 pm -
1 stop6h 19m
Deal found 9/6![Delta logo]()
$872
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sun 9/206:15 am -
1 stop5h 40m
Wed 9/233:08 pm -
1 stop7h 04m
Deal found 9/6![United Airlines logo]()
$980
This Booking.com deal was found by Cheapflights users on 9/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:19 pm -
1 stop28h 55m
Mon 10/53:38 pm -
1 stop25h 57m
Deal found 9/5![Alaska Airlines logo]()
$556
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/302:45 pm -
2 stops7h 30m
Mon 11/24:30 pm -
1 stop6h 08m
Deal found 9/5![United Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 9/5. 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 10/301:18 pm -
2 stops9h 39m
Mon 11/27:23 am -
2 stops11h 24m
Deal found 9/5![Delta logo]()
$359
One-way flights from Great Falls to AustinSearch for one-way flight options from Great Falls to Austin. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Great Falls to Austin. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 12/1411:39 am -
1 stop23h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$173
Find 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 7, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $328 (Delta) |
One-way from | $173 (Kiwi.com) |
Popular in | March |
Cheapest in | April |
Average price | $480 |
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 7,457,451 searches. Data last updated September 7, 2026.
Use the filters below to find and compare flights from Great Falls to Austin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Mon 12/14
11:39 am-11:45 am
1 stop23h 06m
Austin Bergstrom
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$173
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Sat 1/30
4:08 pm-11:58 pm
1 stop6h 50m
Austin Bergstrom
Tue 2/2
7:15 am-3:28 pm
1 stop9h 13m
$328
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Thu 12/10
1:17 pm-9:42 pm
1 stop7h 25m
Austin Bergstrom
Sun 12/13
6:10 pm-10:51 pm
1 stop5h 41m
$348
Quickest round-trip
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Fri 10/30
2:45 pm-8:58 pm
1 stop5h 13m
Austin Bergstrom
Mon 11/2
4:30 pm-9:38 pm
1 stop6h 08m
$383
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Sat 1/30
6:15 am-12:54 pm
1 stop5h 39m
Austin Bergstrom
Tue 2/2
2:24 pm-9:20 pm
2 stops7h 56m
$424
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Great Falls-Austin flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Great Falls-Austin flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Great Falls-Austin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Great Falls-Austin flights, Cheapflights users trust Expedia the most. Expedia 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 Great Falls-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 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.
GTF-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.
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 7, 2026.
Get a feel of what it's like to fly with 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.
Crew
8.1
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Food
6.6
Overall
7.4
Reviews
1 / 20
2.0
MediocreIsaac,May 2024
SHV - IAH
Crew
8.1
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Food
6.6
Overall
7.4
Reviews
1 / 20
2.0
MediocreIsaac,May 2024
SHV - IAH
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.
Traveling to a place near Austin?
Book flights to Austin if you plan to visit one of these locationsCedar Park
Round Rock
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Great Falls and Austin flights
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Popular flight searches
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Top airline flying from Great Falls to Austin
Discover the top airline 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 7,457,451 searches. Data last updated September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$338 | Average$540 | FlexibilityNo cancel fee | On-time69% |