$205+ Cheap flights from Billings to Austin (BIL - 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — AUS
Jul 25 — Aug 11
Round-trip
1 adult, Economy
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Find cheap flights from Billings 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 Billings to Austin
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Cheapest flights from Billings to AustinExplore the most affordable flight options available from Billings to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 25, 2026.
Explore the most affordable flight options available from Billings to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 25, 2026.
This Delta deal was found by Cheapflights users on 6/23. 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 9/165:30 am
BIL
- AUS
1 stop4h 57m
Delta
Sat 9/196:11 pm
AUS
- BIL
1 stop5h 30m
Delta
Deal found 6/23![Delta logo]()
$311
This Delta deal was found by Cheapflights users on 6/22. 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 10/305:45 am
BIL
- AUS
1 stop8h 12m
Delta
Tue 11/32:40 pm
AUS
- BIL
1 stop6h 08m
Delta
Deal found 6/22![Delta logo]()
$320
This Delta deal was found by Cheapflights users on 6/23. 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 8/305:20 am
BIL
- AUS
1 stop5h 05m
Delta
Mon 9/76:11 pm
AUS
- BIL
1 stop5h 14m
Delta
Deal found 6/23![Delta logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 6/22. 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 8/266:14 am
BIL
- AUS
1 stop7h 57m
Alaska Airlines
Sat 8/297:15 am
AUS
- BIL
1 stop8h 47m
Alaska Airlines
Deal found 6/22![Alaska Airlines logo]()
$335
This Delta deal was found by Cheapflights users on 6/25. 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.
Mon 7/205:20 am
BIL
- AUS
1 stop5h 05m
Delta
Sat 7/256:04 pm
AUS
- BIL
1 stop5h 49m
Delta
Deal found 6/25![Delta logo]()
$354
This Booking.com deal was found by Cheapflights users on 6/23. 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.
Tue 9/226:14 am
BIL
- AUS
1 stop8h 07m
Alaska Airlines
Fri 9/254:24 pm
AUS
- BIL
1 stop8h 05m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$355
Best flights from Billings to AustinDiscover carefully curated flight deals from Billings to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 25, 2026.
Discover carefully curated flight deals from Billings to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 25, 2026.
This Delta deal was found by Cheapflights users on 6/22. 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 9/215:30 am
BIL
- AUS
1 stop4h 57m
Delta
Wed 9/306:13 pm
AUS
- BIL
1 stop5h 21m
Delta
Deal found 6/22![Delta logo]()
$320
This Delta deal was found by Cheapflights users on 6/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:57 pm
BIL
- AUS
2 stops9h 28m
Delta
Mon 9/286:13 pm
AUS
- BIL
1 stop6h 02m
Delta
Deal found 6/24![Delta logo]()
$325
This Delta deal was found by Cheapflights users on 6/22. 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 10/305:45 am
BIL
- AUS
1 stop5h 13m
Delta
Tue 11/310:52 am
AUS
- BIL
2 stops12h 40m
Delta
Deal found 6/22![Delta logo]()
$325
This Delta deal was found by Cheapflights users on 6/25. 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.
Wed 9/235:30 am
BIL
- AUS
2 stops8h 50m
Delta
Sun 9/276:13 pm
AUS
- BIL
1 stop5h 21m
Delta
Deal found 6/25![Delta logo]()
$325
This Delta deal was found by Cheapflights users on 6/22. 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 8/275:20 am
BIL
- AUS
1 stop5h 05m
Delta
Sun 8/306:04 pm
AUS
- BIL
1 stop6h 26m
Delta
Deal found 6/22![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 6/21. 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 7/305:20 am
BIL
- AUS
1 stop5h 05m
Delta
Mon 8/36:11 pm
AUS
- BIL
1 stop5h 14m
Delta
Deal found 6/21![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 6/25. 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.
Sun 8/305:20 am
BIL
- AUS
1 stop5h 05m
Delta
Mon 9/76:11 pm
AUS
- BIL
1 stop5h 14m
Delta
Deal found 6/25![Delta logo]()
$329
Last-minute flights from Billings to AustinDiscover last-minute flight deals from Billings to Austin. Data last updated June 25, 2026 and is based on user searches.
Discover last-minute flight deals from Billings to Austin. Data last updated June 25, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/23. 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 7/85:00 am
BIL
- AUS
1 stop5h 15m
United Airlines
Sun 7/125:39 am
AUS
- BIL
1 stop4h 57m
United Airlines
Deal found 6/23![United Airlines logo]()
$440
This Delta deal was found by Cheapflights users on 6/25. 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.
Fri 7/105:20 am
BIL
- AUS
1 stop5h 05m
Delta
Tue 7/146:06 pm
AUS
- BIL
1 stop6h 24m
Delta
Deal found 6/25![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 6/25. 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.
Fri 7/105:00 am
BIL
- AUS
2 stops7h 12m
United Airlines
Tue 7/1412:55 pm
AUS
- BIL
1 stop5h 24m
United Airlines
Deal found 6/25![United Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 6/25. 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.
Mon 7/205:20 am
BIL
- AUS
1 stop5h 05m
Delta
Sat 7/256:04 pm
AUS
- BIL
1 stop5h 49m
Delta
Deal found 6/25![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 6/25. 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.
Tue 7/216:24 am
BIL
- AUS
1 stop5h 26m
Delta
Sat 7/2510:30 am
AUS
- BIL
2 stops10h 29m
Delta
Deal found 6/25![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 6/22. 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 7/235:20 am
BIL
- AUS
1 stop5h 05m
Delta
Mon 7/276:04 pm
AUS
- BIL
1 stop6h 26m
Delta
Deal found 6/22![Delta logo]()
$364
This United Airlines deal was found by Cheapflights users on 6/20. 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 7/255:00 am
BIL
- AUS
1 stop5h 15m
United Airlines
Wed 7/296:29 pm
AUS
- BIL
1 stop5h 25m
United Airlines
Deal found 6/20![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 6/20. 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.
Sat 7/255:20 am
BIL
- AUS
2 stops9h 47m
Delta
Wed 7/296:04 pm
AUS
- BIL
1 stop6h 26m
Delta
Deal found 6/20![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 6/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:20 am
BIL
- AUS
1 stop5h 05m
Delta
Mon 8/36:11 pm
AUS
- BIL
1 stop5h 14m
Delta
Deal found 6/24![Delta logo]()
$329
One-way flights from Billings to AustinSearch for one-way flight options from Billings to Austin. Find affordable one-way fares based on user searches. Data last updated June 25, 2026.
Search for one-way flight options from Billings to Austin. Find affordable one-way fares based on user searches. Data last updated June 25, 2026.
This Expedia deal was found by Cheapflights users on 6/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:21 pm
BIL
- AUS
1 stop18h 50m
Alaska Airlines
Deal found 6/22![Alaska Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 6/23. 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.
Fri 7/2410:04 am
BIL
- AUS
2 stops32h 23m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 7/139:59 am
BIL
- AUS
2 stops37h 08m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$223
This Alaska Airlines deal was found by Cheapflights users on 6/22. 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.
Sun 8/306:14 am
BIL
- AUS
1 stop7h 57m
Alaska Airlines
Deal found 6/22![Alaska Airlines logo]()
$235
This Delta deal was found by Cheapflights users on 6/23. 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 8/1211:51 am
BIL
- AUS
2 stops10h 41m
Delta
Deal found 6/23![Delta logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 6/22. 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.
Fri 8/217:43 pm
BIL
- AUS
3 stops26h 58m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$274
This Delta deal was found by Cheapflights users on 6/22. 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 8/205:20 am
BIL
- AUS
2 stops17h 12m
Delta
Deal found 6/22![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 6/22. 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.
Sat 8/85:20 am
BIL
- AUS
1 stop6h 49m
Delta
Deal found 6/22![Delta logo]()
$288
Find flight deals from Billings to Austin
Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) 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 June 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $311 (Priceline) |
One-way from | $205 (Expedia) |
Popular in | August |
Cheapest in | July |
Average price | $369 |
Cheapflights Fare Finder
Customize your flight search to find flights from Billings 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 June 25, 2026.
Use the filters below to find and compare flights from Billings to Austin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BillingsAustin
BIL - AUS
BILAUS
Billings Logan Intl
Mon 9/21
5:30 am-11:27 am
1 stop4h 57m
Austin Bergstrom
Wed 9/30
6:13 pm-10:34 pm
1 stop5h 21m
$320
BillingsAustin
BIL - AUS
BILAUS
Billings Logan Intl
Wed 9/23
12:57 pm-11:25 pm
2 stops9h 28m
Austin Bergstrom
Mon 9/28
6:13 pm-11:15 pm
1 stop6h 02m
$325
BillingsAustin
BIL - AUS
BILAUS
Billings Logan Intl
Fri 10/30
5:45 am-11:58 am
1 stop5h 13m
Austin Bergstrom
Tue 11/3
10:52 am-10:32 pm
2 stops12h 40m
$325
BillingsAustin
BIL - AUS
BILAUS
Billings Logan Intl
Wed 9/23
5:30 am-3:20 pm
2 stops8h 50m
Austin Bergstrom
Sun 9/27
6:13 pm-10:34 pm
1 stop5h 21m
$325
BillingsAustin
BIL - AUS
BILAUS
Billings Logan Intl
Thu 8/27
5:20 am-11:25 am
1 stop5h 05m
Austin Bergstrom
Sun 8/30
6:04 pm-11:30 pm
1 stop6h 26m
$329
BillingsAustin
BIL - AUS
BILAUS
Billings Logan Intl
Thu 7/30
5:20 am-11:25 am
1 stop5h 05m
Austin Bergstrom
Mon 8/3
6:11 pm-10:25 pm
1 stop5h 14m
$329
BillingsAustin
BIL - AUS
BILAUS
Billings Logan Intl
Sun 8/30
5:20 am-11:25 am
1 stop5h 05m
Austin Bergstrom
Mon 9/7
6:11 pm-10:25 pm
1 stop5h 14m
$329
Cheapest one-way
BillingsAustin
BIL - AUS
BILAUS
Billings Logan Intl
Sun 8/30
6:14 am-3:11 pm
1 stop7h 57m
$235
BillingsAustin
BIL - AUS
BILAUS
Billings Logan Intl
Sat 8/8
5:20 am-1:09 pm
1 stop6h 49m
$288
Quickest one-way
BillingsAustin
BIL - AUS
BILAUS
Billings Logan Intl
Sat 8/22
10:30 am-5:05 pm
1 stop5h 35m
$288
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from Billings to Austin
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 Billings to Austin in June.
| 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 Billings-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Billings-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billings-Austin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Billings-Austin 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 Billings-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 Billings to Austin
Have a flexible travel schedule? Discover the best time to fly to Austin from Billings with our price prediction graph.
BIL-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.
Cheapflights Insights
Everything you need to know about your flight from Billings to Austin
What is the cheapest month to book a flight from Billings to Austin?
Currently, July is the cheapest month in which you can book a flight from Billings to Austin (average of $328). Flying from Billings to Austin in August is currently the most expensive (average of $710). 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 Billings to Austin?
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 June 25, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from Billings 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.
Entertainment
7.8
Boarding
8.1
Food
7.2
Comfort
7.8
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMatt,Sep 2023
LAX - DAL
Entertainment
7.8
Boarding
8.1
Food
7.2
Comfort
7.8
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMatt,Sep 2023
LAX - DAL
Entertainment
7.8
Boarding
8.1
Food
7.2
Comfort
7.8
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMatt,Sep 2023
LAX - DAL
Related info for your journey
Find useful and relevant information for your journey from Billings 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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Other flights to Austin
Explore flights to Austin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 25, 2026.
Complete your trip
Complete your trip to Austin by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Billings to Austin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Billings and Austin flights
Browse other Billings and Austin flight options. Last updated on June 25, 2026.
Other flights from Billings
Browse through other flights departing from Billings. Flights are based on user searches made on Cheapflights and were last updated on June 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Billings to Austin
Discover the top 2 airlines that operate flights from Billings 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 June 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$230 | Average$419 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$328 | Average$430 | FlexibilityNo cancel fee | On-time69% |