$91+ Cheap flights from Austin to Boise (AUS - BOI)
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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BOI
Aug 20 — Aug 271
Round-trip
1 adult, Economy
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Last-minute
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Cheapest flights from Austin to BoiseExplore the most affordable flight options available from Austin to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2026.
Explore the most affordable flight options available from Austin to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/16. 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.
Tue 8/116:30 am
AUS
- BOI
1 stop6h 59m
Frontier
Tue 8/251:24 pm
BOI
- AUS
1 stop9h 17m
Frontier
Deal found 7/16![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 7/17. 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.
Wed 9/28:15 pm
AUS
- BOI
1 stop16h 14m
Frontier
Sun 9/612:24 pm
BOI
- AUS
1 stop10h 17m
Frontier
Deal found 7/17![Frontier logo]()
$228
This Expedia deal was found by Cheapflights users on 7/19. 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.
Tue 8/116:30 am
AUS
- BOI
1 stop6h 59m
Frontier
Tue 8/181:24 pm
BOI
- AUS
1 stop5h 06m
Frontier
Deal found 7/19![Frontier logo]()
$240
This Frontier deal was found by Cheapflights users on 7/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:15 am
AUS
- BOI
1 stop6h 14m
Frontier
Sun 9/612:24 pm
BOI
- AUS
1 stop10h 17m
Frontier
Deal found 7/17![Frontier logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 7/19. 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.
Thu 9/176:45 am
AUS
- BOI
1 stop6h 19m
Frontier
Sun 9/203:52 pm
BOI
- AUS
1 stop18h 44m
Frontier
Deal found 7/19![Frontier logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Wed 9/168:16 pm
AUS
- BOI
1 stop16h 48m
Frontier
Tue 9/2212:59 pm
BOI
- AUS
1 stop10h 00m
Frontier
Deal found 7/18![Frontier logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 8/236:15 am
AUS
- BOI
1 stop6h 14m
Frontier
Tue 8/251:24 pm
BOI
- AUS
1 stop9h 17m
Frontier
Deal found 7/16![Frontier logo]()
$267
This Frontier deal was found by Cheapflights users on 7/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:30 am
AUS
- BOI
1 stop6h 59m
Frontier
Sun 8/91:24 pm
BOI
- AUS
1 stop9h 43m
Frontier
Deal found 7/17![Frontier logo]()
$271
This Priceline deal was found by Cheapflights users on 7/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:15 am
AUS
- BOI
1 stop7h 14m
Multiple Airlines
Tue 8/256:23 am
BOI
- AUS
1 stop7h 48m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$275
Best flights from Austin to BoiseDiscover carefully curated flight deals from Austin to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 21, 2026.
Discover carefully curated flight deals from Austin to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 21, 2026.
This Southwest deal was found by Cheapflights users on 7/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/114:45 pm
AUS
- BOI
2 stops7h 35m
Southwest
Tue 8/257:05 am
BOI
- AUS
2 stops7h 50m
Southwest
Deal found 7/16![Southwest logo]()
$309
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:35 am
AUS
- BOI
1 stop7h 48m
Alaska Airlines
Sat 10/109:12 am
BOI
- AUS
1 stop6h 37m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$312
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/812:15 pm
AUS
- BOI
2 stops10h 14m
United Airlines
Thu 8/132:44 pm
BOI
- AUS
1 stop5h 00m
United Airlines
Deal found 7/17![United Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 7/20. 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.
Tue 8/44:25 pm
AUS
- BOI
1 stop7h 35m
Delta
Fri 8/74:00 pm
BOI
- AUS
1 stop6h 32m
Delta
Deal found 7/20![Delta logo]()
$390
This Alaska Airlines deal was found by Cheapflights users on 7/19. 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 8/188:30 am
AUS
- BOI
1 stop7h 56m
Alaska Airlines
Wed 9/28:03 am
BOI
- AUS
1 stop9h 01m
Alaska Airlines
Deal found 7/19![Alaska Airlines logo]()
$325
This Southwest deal was found by Cheapflights users on 7/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:15 am
AUS
- BOI
1 stop5h 55m
Southwest
Mon 10/195:15 pm
BOI
- AUS
1 stop6h 05m
Southwest
Deal found 7/16![Southwest logo]()
$377
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Tue 10/62:01 pm
AUS
- BOI
2 stops10h 58m
United Airlines
Sat 10/105:30 pm
BOI
- AUS
1 stop5h 29m
United Airlines
Deal found 7/20![United Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:45 pm
AUS
- BOI
2 stops8h 15m
Southwest
Mon 10/123:45 pm
BOI
- AUS
1 stop7h 20m
Southwest
Deal found 7/20![Southwest logo]()
$382
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:00 am
AUS
- BOI
1 stop7h 31m
United Airlines
Wed 9/22:44 pm
BOI
- AUS
2 stops7h 30m
United Airlines
Deal found 7/21![United Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:25 am
AUS
- BOI
2 stops8h 45m
Southwest
Sun 9/136:30 am
BOI
- AUS
2 stops8h 55m
Southwest
Deal found 7/20![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 7/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:00 am
AUS
- BOI
2 stops12h 50m
Southwest
Wed 8/266:00 am
BOI
- AUS
2 stops8h 05m
Southwest
Deal found 7/17![Southwest logo]()
$388
Last-minute flights from Austin to BoiseDiscover last-minute flight deals from Austin to Boise. Data last updated July 21, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Boise. Data last updated July 21, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:30 am
AUS
- BOI
1 stop6h 59m
Frontier
Sun 8/91:24 pm
BOI
- AUS
1 stop9h 43m
Frontier
Deal found 7/17![Frontier logo]()
$271
This Expedia deal was found by Cheapflights users on 7/16. 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 8/66:30 am
AUS
- BOI
1 stop6h 59m
Frontier
Sun 8/91:24 pm
BOI
- AUS
1 stop9h 43m
Frontier
Deal found 7/16![Frontier logo]()
$290
This Expedia deal was found by Cheapflights users on 7/17. 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.
Sat 8/85:41 pm
AUS
- BOI
1 stop7h 07m
Multiple Airlines
Thu 8/131:24 pm
BOI
- AUS
1 stop23h 06m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 7/16. 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.
Tue 8/116:30 am
AUS
- BOI
1 stop6h 59m
Frontier
Tue 8/251:24 pm
BOI
- AUS
1 stop9h 17m
Frontier
Deal found 7/16![Frontier logo]()
$174
This Expedia deal was found by Cheapflights users on 7/19. 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.
Tue 8/116:30 am
AUS
- BOI
1 stop6h 59m
Frontier
Tue 8/181:24 pm
BOI
- AUS
1 stop5h 06m
Frontier
Deal found 7/19![Frontier logo]()
$240
This Expedia deal was found by Cheapflights users on 7/19. 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.
Tue 8/116:00 am
AUS
- BOI
2 stops10h 35m
Multiple Airlines
Tue 8/181:24 pm
BOI
- AUS
1 stop5h 06m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$292
This Priceline deal was found by Cheapflights users on 7/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:15 am
AUS
- BOI
1 stop7h 14m
Multiple Airlines
Tue 8/256:23 am
BOI
- AUS
1 stop7h 48m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$275
This Expedia deal was found by Cheapflights users on 7/17. 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 8/206:15 am
AUS
- BOI
1 stop6h 14m
Multiple Airlines
Wed 8/264:28 pm
BOI
- AUS
1 stop6h 31m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 8/236:15 am
AUS
- BOI
1 stop6h 14m
Frontier
Tue 8/251:24 pm
BOI
- AUS
1 stop9h 17m
Frontier
Deal found 7/16![Frontier logo]()
$267
One-way flights from Austin to BoiseSearch for one-way flight options from Austin to Boise. Find affordable one-way fares based on user searches. Data last updated July 21, 2026.
Search for one-way flight options from Austin to Boise. Find affordable one-way fares based on user searches. Data last updated July 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/16. 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.
Wed 8/122:25 pm
AUS
- BOI
1 stop23h 04m
Frontier
Deal found 7/16![Frontier logo]()
$91
This Priceline deal was found by Cheapflights users on 7/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:15 am
AUS
- BOI
1 stop6h 14m
Frontier
Deal found 7/20![Frontier logo]()
$120
This Trip.com deal was found by Cheapflights users on 7/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:43 pm
AUS
- BOI
1 stop17h 46m
Frontier
Deal found 7/19![Frontier logo]()
$133
This WAYA deal was found by Cheapflights users on 7/20. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2212:47 pm
AUS
- BOI
1 stop6h 22m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$141
This Priceline deal was found by Cheapflights users on 7/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:15 am
AUS
- BOI
1 stop6h 14m
Frontier
Deal found 7/20![Frontier logo]()
$148
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:01 pm
AUS
- BOI
1 stop5h 39m
United Airlines
Deal found 7/21![United Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:25 pm
AUS
- BOI
1 stop23h 04m
Frontier
Deal found 7/20![Frontier logo]()
$153
This Southwest deal was found by Cheapflights users on 7/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:00 am
AUS
- BOI
2 stops7h 40m
Southwest
Deal found 7/16![Southwest logo]()
$155
This Southwest deal was found by Cheapflights users on 7/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/221:40 pm
AUS
- BOI
2 stops9h 20m
Southwest
Deal found 7/17![Southwest logo]()
$168
Find flight deals from Austin to Boise
Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Boise (BOI). 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 July 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $174 (Kiwi.com) |
One-way from | $91 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $480 |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin to Boise 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 July 21, 2026.
Use the filters below to find and compare flights from Austin to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Tue 8/11
4:45 pm-11:20 pm
2 stops7h 35m
Boise Air Term. Gowen Fld
Tue 8/25
7:05 am-3:55 pm
2 stops7h 50m
$309
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Tue 10/6
8:35 am-3:23 pm
1 stop7h 48m
Boise Air Term. Gowen Fld
Sat 10/10
9:12 am-4:49 pm
1 stop6h 37m
$312
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Tue 8/18
8:30 am-3:26 pm
1 stop7h 56m
Boise Air Term. Gowen Fld
Wed 9/2
8:03 am-6:04 pm
1 stop9h 01m
$325
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Sat 8/8
12:15 pm-9:29 pm
2 stops10h 14m
Boise Air Term. Gowen Fld
Thu 8/13
2:44 pm-8:44 pm
1 stop5h 00m
$337
Quickest round-trip
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Fri 10/16
7:15 am-12:10 pm
1 stop5h 55m
Boise Air Term. Gowen Fld
Mon 10/19
5:15 pm-12:20 am
1 stop6h 05m
$377
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Fri 10/9
5:45 pm-1:00 am
2 stops8h 15m
Boise Air Term. Gowen Fld
Mon 10/12
3:45 pm-12:05 am
1 stop7h 20m
$382
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Fri 9/11
6:25 am-2:10 pm
2 stops8h 45m
Boise Air Term. Gowen Fld
Sun 9/13
6:30 am-4:25 pm
2 stops8h 55m
$383
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Thu 8/20
11:00 am-10:50 pm
2 stops12h 50m
Boise Air Term. Gowen Fld
Wed 8/26
6:00 am-3:05 pm
2 stops8h 05m
$388
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Tue 8/4
4:25 pm-11:00 pm
1 stop7h 35m
Boise Air Term. Gowen Fld
Fri 8/7
4:00 pm-11:32 pm
1 stop6h 32m
$390
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Tue 10/6
2:01 pm-11:59 pm
2 stops10h 58m
Boise Air Term. Gowen Fld
Sat 10/10
5:30 pm-11:59 pm
1 stop5h 29m
$394
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Austin to Boise
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 Boise in July.
| 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-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Boise flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Austin-Boise 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-Boise 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 Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from Austin with our price prediction graph.
AUS-BOI
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 Boise
Prices
More
How far ahead should I book a flight from Austin to Boise?
To ensure you get the cheapest price possible for a flight from Austin to Boise, you should look to book at least 8 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Austin to Boise?
Currently, February is the cheapest month in which you can book a flight from Austin to Boise (average of $295). Flying from Austin to Boise in June is currently the most expensive (average of $516). 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 Boise?
What’s the top layover airport for flights from Austin to Boise?
Share of 1-stop round-trip flights from Austin to Boise chosen by Cheapflights users in the past 12 months, using the same layover each way.
Phoenix (PHX) – chosen by Cheapflights users on 50% of 1-stop itineraries from Austin to Boise on Cheapflights.
What’s the cheapest layover airport for flights from Austin to Boise?
Average round-trip fare for 1-stop flights from Austin to Boise, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Phoenix (PHX) is the most affordable 1-stop option, with an average round-trip price of $397.
What’s the fastest layover option from Austin to Boise?
Shortest average travel time for 1-stop one-way flights from Austin to Boise, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 5h 55m.
Which airport typically offers the quickest layover for flights from Austin to Boise?
Average layover duration for 1-stop one-way flights from Austin to Boise, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Phoenix (PHX) offer the fastest connection on this route, with an average layover time of 1h 08m.
Reviews of airlines servicing Boise
Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated July 21, 2026.
Read through reviews of airlines operating flights from Austin to Boise, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Austin to Boise. 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 Boise?
Book flights to Boise if you plan to visit one of these locationsMeridian
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Top 5 airlines flying from Austin to Boise
Discover the top 5 airlines that operate flights from Austin to Boise. 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 July 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$277 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$213 | Average$387 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$216 | Average$495 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$237 | Average$389 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$267 | Average$416 | FlexibilityNo cancel fee | On-time63% |