$203+ Cheap flights from Austin to Billings (AUS - BIL)
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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BIL
Oct 29 — Nov 51
Round-trip
1 adult, Economy
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Find cheap flights from Austin to Billings 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 Austin to Billings
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Cheapest flights from Austin to BillingsExplore the most affordable flight options available from Austin to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2026.
Explore the most affordable flight options available from Austin to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2026.
This Delta deal was found by Cheapflights users on 9/27. 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 10/236:06 pm -
1 stop5h 19m
Sat 10/2412:58 pm -
1 stop7h 44m
Deal found 9/27![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/93:13 pm -
1 stop6h 57m
Tue 10/135:57 pm -
1 stop5h 02m
Deal found 9/24![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/132:30 pm -
2 stops9h 21m
Sat 10/175:57 pm -
1 stop5h 02m
Deal found 9/28![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 9/27. 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 10/82:00 pm -
1 stop7h 15m
Sun 10/115:20 am -
1 stop5h 14m
Deal found 9/27![Delta logo]()
$464
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/236:06 pm -
1 stop5h 47m
Sat 10/242:28 pm -
2 stops7h 26m
Deal found 9/27![United Airlines logo]()
$474
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Sat 9/265:35 pm -
1 stop5h 35m
Mon 9/281:13 pm -
1 stop4h 57m
Deal found 9/25![American Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/611:06 am -
1 stop7h 10m
Wed 10/1410:30 am -
1 stop7h 19m
Deal found 9/24![United Airlines logo]()
$500
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/16:06 pm -
1 stop5h 45m
Mon 10/55:57 pm -
1 stop5h 02m
Deal found 9/25![United Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/94:17 pm -
2 stops7h 36m
Sun 10/115:00 am -
1 stop5h 30m
Deal found 9/27![United Airlines logo]()
$531
Best flights from Austin to BillingsDiscover carefully curated flight deals from Austin to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 29, 2026.
Discover carefully curated flight deals from Austin to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 29, 2026.
This Delta deal was found by Cheapflights users on 9/28. 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 2/102:40 pm -
1 stop6h 08m
Tue 2/166:15 am -
1 stop5h 54m
Deal found 9/28![Delta logo]()
$341
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/133:13 pm -
1 stop6h 57m
Sat 10/175:57 pm -
1 stop5h 02m
Deal found 9/28![United Airlines logo]()
$429
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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 2/106:00 am -
2 stops18h 51m
Tue 2/166:00 am -
1 stop8h 15m
Deal found 9/28![Alaska Airlines logo]()
$462
This Delta deal was found by Cheapflights users on 9/25. 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 2/112:40 pm -
1 stop6h 08m
Mon 2/156:15 am -
1 stop5h 54m
Deal found 9/25![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/28. 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 1/64:56 pm -
1 stop5h 23m
Sat 1/92:42 pm -
1 stop5h 32m
Deal found 9/28![United Airlines logo]()
$451
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/93:13 pm -
1 stop6h 57m
Sun 10/115:00 am -
1 stop5h 30m
Deal found 9/27![United Airlines logo]()
$464
Last-minute flights from Austin to BillingsDiscover last-minute flight deals from Austin to Billings. Data last updated September 29, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Billings. Data last updated September 29, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/16:06 pm -
1 stop5h 45m
Mon 10/55:57 pm -
1 stop5h 02m
Deal found 9/25![United Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/611:06 am -
1 stop7h 10m
Wed 10/1410:30 am -
1 stop7h 19m
Deal found 9/24![United Airlines logo]()
$500
This Delta deal was found by Cheapflights users on 9/27. 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 10/82:00 pm -
1 stop7h 15m
Sun 10/115:20 am -
1 stop5h 14m
Deal found 9/27![Delta logo]()
$464
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/93:13 pm -
1 stop6h 57m
Tue 10/135:57 pm -
1 stop5h 02m
Deal found 9/24![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/94:17 pm -
2 stops7h 36m
Sun 10/115:00 am -
1 stop5h 30m
Deal found 9/27![United Airlines logo]()
$531
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/132:30 pm -
2 stops9h 21m
Sat 10/175:57 pm -
1 stop5h 02m
Deal found 9/28![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 9/27. 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 10/236:06 pm -
1 stop5h 19m
Sat 10/2412:58 pm -
1 stop7h 44m
Deal found 9/27![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/236:06 pm -
1 stop5h 47m
Sat 10/242:28 pm -
2 stops7h 26m
Deal found 9/27![United Airlines logo]()
$474
One-way flights from Austin to BillingsSearch for one-way flight options from Austin to Billings. Find affordable one-way fares based on user searches. Data last updated September 29, 2026.
Search for one-way flight options from Austin to Billings. Find affordable one-way fares based on user searches. Data last updated September 29, 2026.
This Delta deal was found by Cheapflights users on 9/28. 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 2/112:40 pm -
1 stop6h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Delta logo]()
$203
This Alaska Airlines deal was found by Cheapflights users on 9/25. 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 2/116:30 pm -
2 stops19h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Alaska Airlines logo]()
$353
Find flight deals from Austin to Billings
Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Billings (BIL). 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 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $341 (Delta) |
One-way from | $203 (Delta) |
Popular in | June |
Cheapest in | September |
Average price | $348 |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin to Billings 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 29, 2026.
Use the filters below to find and compare flights from Austin to Billings that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
AustinBillings
AUS Austin Bergstrom - BIL Billings Logan Intl
AUSBIL
Austin Bergstrom
Thu 2/11
2:40 pm-7:48 pm
1 stop6h 08m
Billings Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$203
AustinBillings
AUS Austin Bergstrom - BIL Billings Logan Intl
AUSBIL
Austin Bergstrom
Wed 2/10
2:40 pm-7:48 pm
1 stop6h 08m
Billings Logan Intl
Tue 2/16
6:15 am-1:09 pm
1 stop5h 54m
$341
AustinBillings
AUS Austin Bergstrom - BIL Billings Logan Intl
AUSBIL
Austin Bergstrom
Thu 2/11
6:30 pm-1:23 pm
2 stops19h 53m
Billings Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$353
AustinBillings
AUS Austin Bergstrom - BIL Billings Logan Intl
AUSBIL
Austin Bergstrom
Thu 2/11
2:40 pm-7:48 pm
1 stop6h 08m
Billings Logan Intl
Mon 2/15
6:15 am-1:09 pm
1 stop5h 54m
$359
AustinBillings
AUS Austin Bergstrom - BIL Billings Logan Intl
AUSBIL
Austin Bergstrom
Tue 10/13
3:13 pm-9:10 pm
1 stop6h 57m
Billings Logan Intl
Sat 10/17
5:57 pm-11:59 pm
1 stop5h 02m
$429
AustinBillings
AUS Austin Bergstrom - BIL Billings Logan Intl
AUSBIL
Austin Bergstrom
Wed 1/6
4:56 pm-9:19 pm
1 stop5h 23m
Billings Logan Intl
Sat 1/9
2:42 pm-9:14 pm
1 stop5h 32m
$451
AustinBillings
AUS Austin Bergstrom - BIL Billings Logan Intl
AUSBIL
Austin Bergstrom
Wed 2/10
6:00 am-11:51 pm
2 stops18h 51m
Billings Logan Intl
Tue 2/16
6:00 am-3:15 pm
1 stop8h 15m
$462
AustinBillings
AUS Austin Bergstrom - BIL Billings Logan Intl
AUSBIL
Austin Bergstrom
Fri 10/9
3:13 pm-9:10 pm
1 stop6h 57m
Billings Logan Intl
Sun 10/11
5:00 am-11:30 am
1 stop5h 30m
$464
Sorted by cheapest first
Compare providers for flights from Austin to Billings
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 Austin to Billings in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Austin-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Billings flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Austin-Billings 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 Austin-Billings 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 Austin to Billings
Have a flexible travel schedule? Discover the best time to fly to Billings from Austin with our price prediction graph.
AUS-BIL
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 Austin to Billings
What is the cheapest month to book a flight from Austin to Billings?
Currently, September is the cheapest month in which you can book a flight from Austin to Billings (average of $348). Flying from Austin to Billings in June is currently the most expensive (average of $544). 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.
How much does it cost to fly round-trip from Austin to Billings?
Airfare is below average for this route at the moment.
Austin to Billings flights typically cost between $352 and $363 in February.The cheapest round-trip price found within the last 5 days was $341 on Delta (Feb 10-Feb 16).
Reviews of airlines servicing Billings
Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated September 29, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Austin to Billings have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Food
7.2
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Food
7.2
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Food
7.2
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Related info for your journey
Find useful and relevant information for your journey from Austin to Billings. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Complete your trip
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See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Billings
Explore flights to Billings departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 29, 2026.
Complete your trip
Complete your trip to Billings by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Austin to Billings by cabin class
Find flights from Austin to Billings, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Austin and Billings flights
Browse other Austin and Billings flight options. Last updated on September 29, 2026.
Other flights from Austin
Browse through other flights departing from Austin. Flights are based on user searches made on Cheapflights and were last updated on September 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Austin to Billings
Discover the top 3 airlines that operate flights from Austin to Billings. 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 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$205 | Average$404 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$328 | Average$452 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$348 | Average$418 | FlexibilityNo cancel fee | On-time71% |