$92+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BOI
May 3 — May 101
Round-trip
1 adult, Economy
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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 April 3, 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 April 3, 2026.
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:13 pm
AUS
- BOI
1 stop17h 55m
Frontier
Sun 4/1911:53 am
BOI
- AUS
1 stop21h 12m
Frontier
Deal found 3/31![Frontier logo]()
$211
This Frontier deal was found by Cheapflights users on 3/30. 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 4/26:45 am
AUS
- BOI
1 stop5h 23m
Frontier
Sun 4/512:03 pm
BOI
- AUS
1 stop11h 18m
Frontier
Deal found 3/30![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 5/69:13 pm
AUS
- BOI
1 stop16h 14m
Frontier
Sun 5/101:22 pm
BOI
- AUS
1 stop5h 56m
Frontier
Deal found 3/30![Frontier logo]()
$277
This CheapOair deal was found by Cheapflights users on 3/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:58 am
AUS
- BOI
1 stop27h 11m
Frontier
Tue 9/81:04 pm
BOI
- AUS
1 stop5h 26m
Frontier
Deal found 3/29![Frontier logo]()
$281
This Expedia deal was found by Cheapflights users on 3/30. 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.
Fri 5/85:49 pm
AUS
- BOI
1 stop7h 10m
Multiple Airlines
Tue 5/261:25 pm
BOI
- AUS
1 stop19h 18m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$282
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:00 am
AUS
- BOI
1 stop18h 02m
Alaska Airlines
Tue 5/127:43 am
BOI
- AUS
1 stop10h 36m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$283
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:48 pm
AUS
- BOI
1 stop7h 10m
Multiple Airlines
Sun 5/171:22 pm
BOI
- AUS
1 stop5h 56m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$302
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/155:48 pm
AUS
- BOI
1 stop7h 10m
Multiple Airlines
Tue 5/191:22 pm
BOI
- AUS
1 stop5h 56m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$307
This Expedia deal was found by Cheapflights users on 3/29. 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 6/47:04 pm
AUS
- BOI
1 stop16h 59m
Multiple Airlines
Tue 6/91:04 pm
BOI
- AUS
1 stop19h 09m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$313
This CheapOair deal was found by Cheapflights users on 3/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/109:58 am
AUS
- BOI
1 stop27h 11m
Multiple Airlines
Wed 6/244:21 pm
BOI
- AUS
1 stop7h 13m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$319
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 April 3, 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 April 3, 2026.
This Delta deal was found by Cheapflights users on 3/29. 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 5/58:15 am
AUS
- BOI
1 stop4h 47m
Delta
Sun 5/108:56 am
BOI
- AUS
1 stop7h 15m
Delta
Deal found 3/29![Delta logo]()
$345
This Alaska Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:49 pm
AUS
- BOI
1 stop7h 10m
Alaska Airlines
Tue 5/126:00 am
BOI
- AUS
2 stops9h 49m
Alaska Airlines
Deal found 4/2![Alaska Airlines logo]()
$375
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Fri 6/55:39 am
AUS
- BOI
1 stop5h 06m
United Airlines
Sun 6/75:00 am
BOI
- AUS
1 stop5h 15m
United Airlines
Deal found 4/1![United Airlines logo]()
$410
This Delta deal was found by Cheapflights users on 3/29. 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 5/86:14 pm
AUS
- BOI
1 stop6h 32m
Delta
Sun 5/108:56 am
BOI
- AUS
1 stop7h 15m
Delta
Deal found 3/29![Delta logo]()
$373
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:59 pm
AUS
- BOI
1 stop28h 03m
Alaska Airlines
Sun 5/106:00 am
BOI
- AUS
2 stops9h 49m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$408
This United Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:00 am
AUS
- BOI
2 stops8h 26m
United Airlines
Tue 5/122:26 pm
BOI
- AUS
2 stops7h 49m
United Airlines
Deal found 4/2![United Airlines logo]()
$417
This Delta deal was found by Cheapflights users on 3/30. 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 6/46:15 am
AUS
- BOI
1 stop8h 03m
Delta
Sun 6/711:45 pm
BOI
- AUS
1 stop8h 45m
Delta
Deal found 3/30![Delta logo]()
$410
This Alaska Airlines deal was found by Cheapflights users on 4/3. 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.
Thu 5/145:48 pm
AUS
- BOI
1 stop7h 10m
Alaska Airlines
Mon 5/1810:00 am
BOI
- AUS
2 stops11h 17m
Alaska Airlines
Deal found 4/3![Alaska Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 3/29. 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 9/26:10 am
AUS
- BOI
1 stop9h 12m
Delta
Mon 9/73:25 pm
BOI
- AUS
1 stop6h 23m
Delta
Deal found 3/29![Delta logo]()
$426
This Alaska Airlines deal was found by Cheapflights users on 3/29. 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 4/163:37 pm
AUS
- BOI
1 stop9h 19m
Alaska Airlines
Sat 5/22:57 pm
BOI
- AUS
1 stop8h 27m
Alaska Airlines
Deal found 3/29![Alaska Airlines logo]()
$433
Last-minute flights from Austin to BoiseDiscover last-minute flight deals from Austin to Boise. Data last updated April 3, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Boise. Data last updated April 3, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 3/30. 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 4/26:45 am
AUS
- BOI
1 stop5h 23m
Frontier
Sun 4/512:03 pm
BOI
- AUS
1 stop11h 18m
Frontier
Deal found 3/30![Frontier logo]()
$270
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:13 pm
AUS
- BOI
1 stop17h 55m
Frontier
Sun 4/1911:53 am
BOI
- AUS
1 stop21h 12m
Frontier
Deal found 3/31![Frontier logo]()
$211
This United Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/24:50 pm
AUS
- BOI
1 stop6h 45m
United Airlines
Sat 5/98:02 am
BOI
- AUS
2 stops8h 24m
United Airlines
Deal found 4/2![United Airlines logo]()
$322
This Southwest deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/23:15 pm
AUS
- BOI
2 stops9h 00m
Southwest
Sat 5/911:00 am
BOI
- AUS
2 stops8h 45m
Southwest
Deal found 4/2![Southwest logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 5/69:13 pm
AUS
- BOI
1 stop16h 14m
Frontier
Sun 5/101:22 pm
BOI
- AUS
1 stop5h 56m
Frontier
Deal found 3/30![Frontier logo]()
$277
This Expedia deal was found by Cheapflights users on 3/30. 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.
Fri 5/85:49 pm
AUS
- BOI
1 stop7h 10m
Multiple Airlines
Tue 5/261:25 pm
BOI
- AUS
1 stop19h 18m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$282
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:00 am
AUS
- BOI
1 stop18h 02m
Alaska Airlines
Tue 5/127:43 am
BOI
- AUS
1 stop10h 36m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$283
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:48 pm
AUS
- BOI
1 stop7h 10m
Multiple Airlines
Sun 5/171:22 pm
BOI
- AUS
1 stop5h 56m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$302
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/155:48 pm
AUS
- BOI
1 stop7h 10m
Multiple Airlines
Tue 5/191:22 pm
BOI
- AUS
1 stop5h 56m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$307
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 April 3, 2026.
Search for one-way flight options from Austin to Boise. Find affordable one-way fares based on user searches. Data last updated April 3, 2026.
This CheapOair deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:13 pm
AUS
- BOI
1 stop16h 14m
Frontier
Deal found 4/2![Frontier logo]()
$92
This CheapOair deal was found by Cheapflights users on 4/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:15 pm
AUS
- BOI
1 stop16h 54m
Frontier
Deal found 4/1![Frontier logo]()
$117
This Trip.com deal was found by Cheapflights users on 4/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/302:28 pm
AUS
- BOI
1 stop23h 02m
Frontier
Deal found 4/1![Frontier logo]()
$155
This United Airlines deal was found by Cheapflights users on 3/30. 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 4/222:10 pm
AUS
- BOI
1 stop7h 03m
United Airlines
Deal found 3/30![United Airlines logo]()
$159
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Mon 4/272:10 pm
AUS
- BOI
1 stop8h 53m
United Airlines
Deal found 3/30![United Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3110:59 pm
AUS
- BOI
2 stops38h 31m
Frontier
Deal found 4/1![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 6/229:58 am
AUS
- BOI
1 stop27h 11m
Frontier
Deal found 3/29![Frontier logo]()
$190
This Southwest deal was found by Cheapflights users on 3/30. 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.
Mon 4/276:20 am
AUS
- BOI
2 stops13h 00m
Southwest
Deal found 3/30![Southwest logo]()
$198
This Delta deal was found by Cheapflights users on 3/29. 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 6/236:04 pm
AUS
- BOI
1 stop6h 43m
Delta
Deal found 3/29![Delta logo]()
$204
This Southwest deal was found by Cheapflights users on 3/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:05 pm
AUS
- BOI
2 stops8h 25m
Southwest
Deal found 3/31![Southwest logo]()
$208
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 April 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $211 (CheapOair) |
One-way from | $92 (CheapOair) |
Popular in | March |
Cheapest in | February |
Average price | $358 |
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 April 3, 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 5/5
8:15 am-12:02 pm
1 stop4h 47m
Boise Air Term. Gowen Fld
Sun 5/10
8:56 am-5:11 pm
1 stop7h 15m
$345
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Fri 5/8
6:14 pm-11:46 pm
1 stop6h 32m
Boise Air Term. Gowen Fld
Sun 5/10
8:56 am-5:11 pm
1 stop7h 15m
$373
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Sat 5/9
5:49 pm-11:59 pm
1 stop7h 10m
Boise Air Term. Gowen Fld
Tue 5/12
6:00 am-4:49 pm
2 stops9h 49m
$375
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Fri 5/8
7:59 pm-11:02 pm
1 stop28h 03m
Boise Air Term. Gowen Fld
Sun 5/10
6:00 am-4:49 pm
2 stops9h 49m
$408
Quickest round-trip
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Fri 6/5
5:39 am-9:45 am
1 stop5h 06m
Boise Air Term. Gowen Fld
Sun 6/7
5:00 am-11:15 am
1 stop5h 15m
$410
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Thu 6/4
6:15 am-1:18 pm
1 stop8h 03m
Boise Air Term. Gowen Fld
Sun 6/7
11:45 pm-9:30 am
1 stop8h 45m
$410
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Sat 5/9
8:00 am-3:26 pm
2 stops8h 26m
Boise Air Term. Gowen Fld
Tue 5/12
2:26 pm-11:15 pm
2 stops7h 49m
$417
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Thu 5/14
5:48 pm-11:58 pm
1 stop7h 10m
Boise Air Term. Gowen Fld
Mon 5/18
10:00 am-10:17 pm
2 stops11h 17m
$425
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Wed 9/2
6:10 am-2:22 pm
1 stop9h 12m
Boise Air Term. Gowen Fld
Mon 9/7
3:25 pm-10:48 pm
1 stop6h 23m
$426
AustinBoise
AUS - BOI
AUSBOI
Austin Bergstrom
Thu 4/16
3:37 pm-11:56 pm
1 stop9h 19m
Boise Air Term. Gowen Fld
Sat 5/2
2:57 pm-12:24 am
1 stop8h 27m
$433
Showing 1-10 of 19 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 April.
| 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
How far ahead should I book a flight from Austin to Boise?
Use this chart to determine the optimal time to book a round-trip flight from Austin to Boise. Price data was last updated on April 2, 2026.
To ensure you get the cheapest price possible for a flight from Austin to Boise, you should look to book at least 11 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, September is the cheapest month in which you can book a flight from Austin to Boise (average of $108). Flying from Austin to Boise in March is currently the most expensive (average of $276). 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?
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 April 3, 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.
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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 locationsOntario
Meridian
Nampa
Caldwell
McCall
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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 April 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$100 | Average$220 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$213 | Average$307 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$216 | Average$367 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$237 | Average$386 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$261 | Average$371 | FlexibilityNo cancel fee | On-time63% |