$240+ Cheap flights from Great Falls to Austin (GTF - 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — AUS
Sep 4 — Sep 111
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
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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
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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 August 5, 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 August 5, 2026.
This Delta deal was found by Cheapflights users on 8/3. 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.
Tue 9/225:40 am -
1 stop4h 47m
Sat 9/266:11 pm -
1 stop5h 26m
Deal found 8/3![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 8/3. 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.
Fri 9/186:21 pm -
1 stop21h 50m
Fri 9/256:13 pm -
1 stop5h 24m
Deal found 8/3![Delta logo]()
$381
This Delta deal was found by Cheapflights users on 8/5. 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.
Mon 9/211:15 pm -
1 stop7h 30m
Tue 9/296:13 pm -
1 stop5h 24m
Deal found 8/5![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 8/5. 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.
Mon 9/211:15 pm -
1 stop7h 30m
Sat 9/267:15 am -
2 stops11h 26m
Deal found 8/5![Delta logo]()
$404
This Alaska Airlines deal was found by Cheapflights users on 8/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/34:57 pm -
1 stop20h 36m
Sat 11/78:30 am -
1 stop8h 47m
Deal found 8/3![Alaska Airlines logo]()
$405
This Delta deal was found by Cheapflights users on 8/5. 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 8/211:08 pm -
2 stops9h 24m
Tue 8/257:20 am -
2 stops11h 18m
Deal found 8/5![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 7/31. 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 11/36:30 am -
2 stops12h 33m
Sat 11/74:30 pm -
1 stop6h 08m
Deal found 7/31![United Airlines logo]()
$424
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 August 5, 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 August 5, 2026.
This Delta deal was found by Cheapflights users on 8/3. 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.
Tue 9/225:40 am -
2 stops8h 40m
Sat 9/266:11 pm -
1 stop5h 26m
Deal found 8/3![Delta logo]()
$334
This United Airlines deal was found by Cheapflights users on 8/5. 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 8/216:15 am -
1 stop5h 40m
Tue 8/254:30 pm -
1 stop5h 42m
Deal found 8/5![United Airlines logo]()
$398
This Alaska Airlines deal was found by Cheapflights users on 8/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/34:57 pm -
1 stop20h 36m
Sat 11/78:30 am -
1 stop8h 47m
Deal found 8/3![Alaska Airlines logo]()
$405
This Delta deal was found by Cheapflights users on 8/3. 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.
Fri 9/186:21 pm -
1 stop21h 50m
Fri 9/256:13 pm -
1 stop5h 24m
Deal found 8/3![Delta logo]()
$381
This United Airlines deal was found by Cheapflights users on 8/1. 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 11/36:30 am -
1 stop5h 28m
Sat 11/72:24 pm -
2 stops8h 14m
Deal found 8/1![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 8/5. 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.
Thu 8/205:40 am -
2 stops11h 42m
Mon 8/246:11 pm -
1 stop5h 27m
Deal found 8/5![Delta logo]()
$404
This Delta deal was found by Cheapflights users on 8/5. 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 8/211:08 pm -
1 stop7h 23m
Tue 8/255:15 am -
2 stops13h 23m
Deal found 8/5![Delta logo]()
$404
Last-minute flights from Great Falls to AustinDiscover last-minute flight deals from Great Falls to Austin. Data last updated August 5, 2026 and is based on user searches.
Discover last-minute flight deals from Great Falls to Austin. Data last updated August 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/5. 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.
Thu 8/205:40 am -
2 stops11h 42m
Mon 8/247:20 am -
2 stops11h 18m
Deal found 8/5![Delta logo]()
$554
This Delta deal was found by Cheapflights users on 8/5. 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 8/211:08 pm -
2 stops9h 24m
Tue 8/257:20 am -
2 stops11h 18m
Deal found 8/5![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 8/3. 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.
Fri 9/186:21 pm -
1 stop21h 50m
Fri 9/256:13 pm -
1 stop5h 24m
Deal found 8/3![Delta logo]()
$381
This Delta deal was found by Cheapflights users on 8/5. 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.
Mon 9/211:15 pm -
1 stop7h 30m
Sat 9/266:11 pm -
1 stop5h 26m
Deal found 8/5![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 8/5. 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.
Mon 9/211:15 pm -
2 stops9h 10m
Tue 9/297:15 am -
2 stops11h 26m
Deal found 8/5![Delta logo]()
$519
This Delta deal was found by Cheapflights users on 8/3. 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.
Tue 9/225:40 am -
1 stop4h 47m
Sat 9/266:11 pm -
1 stop5h 26m
Deal found 8/3![Delta logo]()
$328
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 August 5, 2026.
Search for one-way flight options from Great Falls to Austin. Find affordable one-way fares based on user searches. Data last updated August 5, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:19 pm -
1 stop21h 02m
Deal found 8/3![Alaska Airlines logo]()
$240
This Delta deal was found by Cheapflights users on 8/3. 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.
Fri 9/186:21 pm -
2 stops18h 06m
Deal found 8/3![Delta logo]()
$292
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 August 5, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $328 (Delta) |
One-way from | $240 (Alaska Airlines) |
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 August 5, 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
Tue 9/22
5:40 am-3:20 pm
2 stops8h 40m
Austin Bergstrom
Sat 9/26
6:11 pm-10:37 pm
1 stop5h 26m
$334
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Fri 9/18
6:21 pm-5:11 pm
1 stop21h 50m
Austin Bergstrom
Fri 9/25
6:13 pm-10:37 pm
1 stop5h 24m
$381
Quickest round-trip
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Fri 8/21
6:15 am-12:55 pm
1 stop5h 40m
Austin Bergstrom
Tue 8/25
4:30 pm-9:12 pm
1 stop5h 42m
$398
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Thu 8/20
5:40 am-6:22 pm
2 stops11h 42m
Austin Bergstrom
Mon 8/24
6:11 pm-10:38 pm
1 stop5h 27m
$404
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Fri 8/21
1:08 pm-9:31 pm
1 stop7h 23m
Austin Bergstrom
Tue 8/25
5:15 am-5:38 pm
2 stops13h 23m
$404
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Tue 11/3
4:57 pm-2:33 pm
1 stop20h 36m
Austin Bergstrom
Sat 11/7
8:30 am-4:17 pm
1 stop8h 47m
$405
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Tue 11/3
6:30 am-12:58 pm
1 stop5h 28m
Austin Bergstrom
Sat 11/7
2:24 pm-9:38 pm
2 stops8h 14m
$424
Cheapest one-way
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Fri 9/18
5:19 pm-3:21 pm
1 stop21h 02m
$240
Quickest one-way
Great FallsAustin
GTF Great Falls - AUS Austin Bergstrom
GTFAUS
Great Falls
Fri 9/18
6:21 pm-1:27 pm
2 stops18h 06m
$292
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 August 5, 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
Overall
7.4
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
2.0
MediocreIsaac,May 2024
SHV - IAH
Crew
8.1
Overall
7.4
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Food
6.7
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 locationsRound 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.
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Great Falls and Austin flights
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Other flights from Great Falls
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Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 2,558,603 searches. Data last updated August 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$338 | Average$560 | FlexibilityNo cancel fee | On-time69% |