$95+ Cheap flights from Boise to Austin (BOI - 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — AUS
Apr 4 — Apr 111
Round-trip
1 adult, Economy
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Cheapest flights from Boise to AustinExplore the most affordable flight options available from Boise to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 5, 2026.
Explore the most affordable flight options available from Boise to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 5, 2026.
This Expedia deal was found by Cheapflights users on 3/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/912:03 pm
BOI
- AUS
1 stop11h 18m
Frontier
Sun 4/126:45 am
AUS
- BOI
1 stop5h 23m
Frontier
Deal found 3/3![Frontier logo]()
$190
This Expedia deal was found by Cheapflights users on 2/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2612:15 pm
BOI
- AUS
1 stop8h 35m
Frontier
Thu 4/26:45 am
AUS
- BOI
1 stop5h 23m
Frontier
Deal found 2/28![Frontier logo]()
$238
This CheapOair deal was found by Cheapflights users on 3/2. 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.
Tue 4/286:00 am
BOI
- AUS
1 stop7h 39m
Alaska Airlines
Mon 5/46:00 am
AUS
- BOI
1 stop18h 02m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$245
This Alaska Airlines deal was found by Cheapflights users on 2/28. 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.
Sat 3/284:15 pm
BOI
- AUS
1 stop7h 19m
Alaska Airlines
Sat 4/48:35 am
AUS
- BOI
1 stop15h 22m
Alaska Airlines
Deal found 2/28![Alaska Airlines logo]()
$254
This Trip.com deal was found by Cheapflights users on 3/4. 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 4/186:00 am
BOI
- AUS
1 stop7h 37m
Alaska Airlines
Sat 4/256:00 am
AUS
- BOI
1 stop7h 35m
Alaska Airlines
Deal found 3/4![Alaska Airlines logo]()
$258
This Delta deal was found by Cheapflights users on 3/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/281:45 pm
BOI
- AUS
1 stop9h 08m
Delta
Tue 3/317:29 am
AUS
- BOI
2 stops12h 14m
Delta
Deal found 3/2![Delta logo]()
$259
This Expedia deal was found by Cheapflights users on 3/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/102:22 pm
BOI
- AUS
1 stop9h 12m
Multiple Airlines
Sun 4/126:45 am
AUS
- BOI
1 stop5h 23m
Multiple Airlines
Deal found 3/3![Multiple Airlines logo]()
$262
This Frontier deal was found by Cheapflights users on 2/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2612:15 pm
BOI
- AUS
1 stop8h 35m
Frontier
Sun 3/296:45 am
AUS
- BOI
1 stop5h 35m
Frontier
Deal found 2/28![Frontier logo]()
$264
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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.
Mon 5/46:00 am
BOI
- AUS
1 stop11h 04m
Alaska Airlines
Mon 5/116:00 am
AUS
- BOI
1 stop8h 52m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$265
This Expedia deal was found by Cheapflights users on 3/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:53 am
BOI
- AUS
1 stop7h 53m
Multiple Airlines
Mon 4/207:59 pm
AUS
- BOI
1 stop18h 39m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$267
This Expedia deal was found by Cheapflights users on 3/1. 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.
Sun 3/1512:15 pm
BOI
- AUS
1 stop11h 01m
Frontier
Thu 3/196:45 am
AUS
- BOI
1 stop5h 35m
Frontier
Deal found 3/1![Frontier logo]()
$270
Best flights from Boise to AustinDiscover carefully curated flight deals from Boise to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 5, 2026.
Discover carefully curated flight deals from Boise to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 5, 2026.
This Delta deal was found by Cheapflights users on 3/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/281:45 pm
BOI
- AUS
1 stop9h 08m
Delta
Tue 3/311:10 pm
AUS
- BOI
2 stops9h 54m
Delta
Deal found 3/1![Delta logo]()
$259
This United Airlines deal was found by Cheapflights users on 2/28. 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 4/86:15 am
BOI
- AUS
1 stop5h 53m
United Airlines
Fri 4/102:10 pm
AUS
- BOI
1 stop8h 53m
United Airlines
Deal found 2/28![United Airlines logo]()
$305
This Southwest deal was found by Cheapflights users on 3/4. 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 4/44:25 pm
BOI
- AUS
1 stop5h 35m
Southwest
Fri 4/104:05 pm
AUS
- BOI
2 stops8h 25m
Southwest
Deal found 3/4![Southwest logo]()
$320
This Alaska Airlines deal was found by Cheapflights users on 2/28. 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.
Fri 3/276:00 am
BOI
- AUS
1 stop17h 34m
Alaska Airlines
Tue 3/311:51 pm
AUS
- BOI
2 stops10h 01m
Alaska Airlines
Deal found 2/28![Alaska Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 2/28. 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 5/133:14 pm
BOI
- AUS
1 stop7h 45m
Delta
Mon 5/186:06 pm
AUS
- BOI
1 stop6h 49m
Delta
Deal found 2/28![Delta logo]()
$338
This Southwest deal was found by Cheapflights users on 2/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:40 am
BOI
- AUS
2 stops8h 40m
Southwest
Fri 4/108:25 pm
AUS
- BOI
1 stop5h 35m
Southwest
Deal found 2/28![Southwest logo]()
$338
This Delta deal was found by Cheapflights users on 3/4. 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 4/310:25 am
BOI
- AUS
1 stop5h 57m
Delta
Mon 4/66:06 pm
AUS
- BOI
1 stop6h 40m
Delta
Deal found 3/4![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 3/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:40 pm
BOI
- AUS
1 stop5h 05m
Southwest
Thu 4/2310:40 am
AUS
- BOI
1 stop6h 00m
Southwest
Deal found 3/3![Southwest logo]()
$348
This Southwest deal was found by Cheapflights users on 3/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/231:20 pm
BOI
- AUS
1 stop9h 45m
Southwest
Sun 4/266:30 am
AUS
- BOI
1 stop4h 55m
Southwest
Deal found 3/3![Southwest logo]()
$359
This Southwest deal was found by Cheapflights users on 3/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/98:50 am
BOI
- AUS
1 stop8h 45m
Southwest
Mon 4/136:20 am
AUS
- BOI
2 stops13h 00m
Southwest
Deal found 3/1![Southwest logo]()
$367
Last-minute flights from Boise to AustinDiscover last-minute flight deals from Boise to Austin. Data last updated March 5, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Austin. Data last updated March 5, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 3/1. 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.
Sun 3/1512:15 pm
BOI
- AUS
1 stop11h 01m
Frontier
Thu 3/196:45 am
AUS
- BOI
1 stop5h 35m
Frontier
Deal found 3/1![Frontier logo]()
$270
This Expedia deal was found by Cheapflights users on 2/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2612:15 pm
BOI
- AUS
1 stop8h 35m
Frontier
Thu 4/26:45 am
AUS
- BOI
1 stop5h 23m
Frontier
Deal found 2/28![Frontier logo]()
$238
This Frontier deal was found by Cheapflights users on 2/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2612:15 pm
BOI
- AUS
1 stop8h 35m
Frontier
Sun 3/296:45 am
AUS
- BOI
1 stop5h 35m
Frontier
Deal found 2/28![Frontier logo]()
$264
This Alaska Airlines deal was found by Cheapflights users on 2/28. 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.
Sat 3/284:15 pm
BOI
- AUS
1 stop7h 19m
Alaska Airlines
Sat 4/48:35 am
AUS
- BOI
1 stop15h 22m
Alaska Airlines
Deal found 2/28![Alaska Airlines logo]()
$254
This Delta deal was found by Cheapflights users on 3/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/281:45 pm
BOI
- AUS
1 stop9h 08m
Delta
Tue 3/317:29 am
AUS
- BOI
2 stops12h 14m
Delta
Deal found 3/2![Delta logo]()
$259
This Expedia deal was found by Cheapflights users on 3/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/912:03 pm
BOI
- AUS
1 stop11h 18m
Frontier
Sun 4/126:45 am
AUS
- BOI
1 stop5h 23m
Frontier
Deal found 3/3![Frontier logo]()
$190
This Expedia deal was found by Cheapflights users on 3/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/102:22 pm
BOI
- AUS
1 stop9h 12m
Multiple Airlines
Sun 4/126:45 am
AUS
- BOI
1 stop5h 23m
Multiple Airlines
Deal found 3/3![Multiple Airlines logo]()
$262
This Expedia deal was found by Cheapflights users on 3/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:53 am
BOI
- AUS
1 stop7h 53m
Multiple Airlines
Mon 4/207:59 pm
AUS
- BOI
1 stop18h 39m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$267
This Trip.com deal was found by Cheapflights users on 3/4. 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 4/186:00 am
BOI
- AUS
1 stop7h 37m
Alaska Airlines
Sat 4/256:00 am
AUS
- BOI
1 stop7h 35m
Alaska Airlines
Deal found 3/4![Alaska Airlines logo]()
$258
This CheapOair deal was found by Cheapflights users on 3/2. 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.
Tue 4/286:00 am
BOI
- AUS
1 stop7h 39m
Alaska Airlines
Mon 5/46:00 am
AUS
- BOI
1 stop18h 02m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$245
This CheapOair deal was found by Cheapflights users on 3/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/302:57 pm
BOI
- AUS
1 stop8h 27m
Alaska Airlines
Mon 5/46:00 am
AUS
- BOI
1 stop13h 34m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$265
One-way flights from Boise to AustinSearch for one-way flight options from Boise to Austin. Find affordable one-way fares based on user searches. Data last updated March 5, 2026.
Search for one-way flight options from Boise to Austin. Find affordable one-way fares based on user searches. Data last updated March 5, 2026.
This Priceline deal was found by Cheapflights users on 3/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:53 am
BOI
- AUS
1 stop7h 53m
Frontier
Deal found 3/3![Frontier logo]()
$95
This Frontier deal was found by Cheapflights users on 3/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1212:03 pm
BOI
- AUS
1 stop11h 18m
Frontier
Deal found 3/1![Frontier logo]()
$101
This WAYA deal was found by Cheapflights users on 3/2. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2612:15 pm
BOI
- AUS
1 stop8h 35m
Frontier
Deal found 3/2![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 3/4. 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 4/1911:53 am
BOI
- AUS
1 stop21h 12m
Frontier
Deal found 3/4![Frontier logo]()
$129
This Trip.com deal was found by Cheapflights users on 2/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/142:22 pm
BOI
- AUS
1 stop9h 12m
Hawaiian Airlines
Deal found 2/28![Hawaiian Airlines logo]()
$132
This Alaska Airlines deal was found by Cheapflights users on 3/4. 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 3/252:22 pm
BOI
- AUS
1 stop9h 12m
Alaska Airlines
Deal found 3/4![Alaska Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 3/1. 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.
Mon 4/136:25 pm
BOI
- AUS
2 stops21h 53m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$144
This Southwest deal was found by Cheapflights users on 3/4. 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 4/216:00 am
BOI
- AUS
2 stops8h 20m
Southwest
Deal found 3/4![Southwest logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 3/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/163:13 pm
BOI
- AUS
2 stops27h 05m
Multiple Airlines
Deal found 3/3![Multiple Airlines logo]()
$162
This Delta deal was found by Cheapflights users on 3/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:44 pm
BOI
- AUS
1 stop7h 04m
Delta
Deal found 3/1![Delta logo]()
$163
This Delta deal was found by Cheapflights users on 3/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1012:45 pm
BOI
- AUS
1 stop7h 41m
Delta
Deal found 3/1![Delta logo]()
$167
Find flight deals from Boise to Austin
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) 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 March 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $190 (Expedia) |
One-way from | $95 (Frontier) |
Popular in | March |
Cheapest in | September |
Average price | $468 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise 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 March 5, 2026.
Use the filters below to find and compare flights from Boise to Austin that are best for you.
Fly from
Fly to
Route
Depart
Return
BoiseAustin
BOI - AUS
BOIAUS
Boise Air Term. Gowen Fld
Sat 3/28
1:45 pm-11:53 pm
1 stop9h 08m
Austin Bergstrom
Tue 3/31
1:10 pm-10:04 pm
2 stops9h 54m
$259
BoiseAustin
BOI - AUS
BOIAUS
Boise Air Term. Gowen Fld
Wed 4/8
6:15 am-1:08 pm
1 stop5h 53m
Austin Bergstrom
Fri 4/10
2:10 pm-10:03 pm
1 stop8h 53m
$305
BoiseAustin
BOI - AUS
BOIAUS
Boise Air Term. Gowen Fld
Sat 4/4
4:25 pm-11:00 pm
1 stop5h 35m
Austin Bergstrom
Fri 4/10
4:05 pm-11:30 pm
2 stops8h 25m
$320
BoiseAustin
BOI - AUS
BOIAUS
Boise Air Term. Gowen Fld
Fri 3/27
6:00 am-12:34 am
1 stop17h 34m
Austin Bergstrom
Tue 3/31
1:51 pm-10:52 pm
2 stops10h 01m
$334
BoiseAustin
BOI - AUS
BOIAUS
Boise Air Term. Gowen Fld
Wed 5/13
3:14 pm-11:59 pm
1 stop7h 45m
Austin Bergstrom
Mon 5/18
6:06 pm-11:55 pm
1 stop6h 49m
$338
BoiseAustin
BOI - AUS
BOIAUS
Boise Air Term. Gowen Fld
Wed 4/8
6:40 am-4:20 pm
2 stops8h 40m
Austin Bergstrom
Fri 4/10
8:25 pm-1:00 am
1 stop5h 35m
$338
BoiseAustin
BOI - AUS
BOIAUS
Boise Air Term. Gowen Fld
Fri 4/3
10:25 am-5:22 pm
1 stop5h 57m
Austin Bergstrom
Mon 4/6
6:06 pm-11:46 pm
1 stop6h 40m
$339
BoiseAustin
BOI - AUS
BOIAUS
Boise Air Term. Gowen Fld
Mon 4/20
5:40 pm-11:45 pm
1 stop5h 05m
Austin Bergstrom
Thu 4/23
10:40 am-3:40 pm
1 stop6h 00m
$348
BoiseAustin
BOI - AUS
BOIAUS
Boise Air Term. Gowen Fld
Thu 4/23
1:20 pm-12:05 am
1 stop9h 45m
Austin Bergstrom
Sun 4/26
6:30 am-10:25 am
1 stop4h 55m
$359
BoiseAustin
BOI - AUS
BOIAUS
Boise Air Term. Gowen Fld
Thu 4/9
8:50 am-6:35 pm
1 stop8h 45m
Austin Bergstrom
Mon 4/13
6:20 am-6:20 pm
2 stops13h 00m
$367
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Boise 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 Boise to Austin in March.
| 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 Boise-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Austin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-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 Boise-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 Boise to Austin
Have a flexible travel schedule? Discover the best time to fly to Austin from Boise with our price prediction graph.
BOI-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 Boise to Austin
How far ahead should I book a flight from Boise to Austin?
Use this chart to determine the optimal time to book a round-trip flight from Boise to Austin. Price data was last updated on February 27, 2026.
The best time to book flights from Boise to Austin is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Boise to Austin?
Currently, February is the cheapest month in which you can book a flight from Boise to Austin (average of $114). Flying from Boise to Austin in August is currently the most expensive (average of $244). 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.
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 March 5, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Boise 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.
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Related info for your journey
Find useful and relevant information for your journey from Boise 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 locationsCedar Park
San Marcos
Fredericksburg
Round Rock
Georgetown
Bastrop
Pflugerville
Dripping Springs
Canyon Lake
Seguin
Horseshoe Bay
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Boise and Austin flights
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Other flights from Boise
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Top 6 airlines flying from Boise to Austin
Discover the top 6 airlines that operate flights from Boise 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 March 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$164 | Average$240 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$183 | Average$382 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$185 | Average$345 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$250 | Average$478 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$275 | Average$342 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$276 | Average$421 | FlexibilityNo cancel fee | On-time69% |