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$106+ 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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BOI
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Austin Bergstrom to Boise Air Term. Gowen Fld are usually found in January or October, booked 55 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

Cheap 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 November 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$217
(WAYA)

One-way from

$106
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$340
Provider with most accurate pricing for Austin Bergstrom-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Austin Bergstrom-Boise Air Term. Gowen Fld flights.
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From Austin Bergstrom to Boise Air Term. Gowen Fld
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One-way flight from Austin Bergstrom to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Austin to Boise

Cheapest flights from Austin to Boise
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 November 26, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/26. 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 12/116:55 amAUS - BOI
1 stop5h 54mMultiple Airlines
Mon 12/1510:41 pmBOI - AUS
2 stops47h 31mMultiple Airlines
Deal found 11/26$227
This Frontier deal was found by Cheapflights users on 11/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:55 amAUS - BOI
1 stop5h 54mFrontier
Fri 12/512:44 pmBOI - AUS
1 stop10h 30mFrontier
Deal found 11/24$228
This Expedia deal was found by Cheapflights users on 11/26. 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 12/56:55 amAUS - BOI
1 stop5h 54mFrontier
Sun 12/712:44 pmBOI - AUS
1 stop23h 29mFrontier
Deal found 11/26$232
This Expedia deal was found by Cheapflights users on 11/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:55 amAUS - BOI
1 stop5h 54mMultiple Airlines
Tue 12/96:03 amBOI - AUS
1 stop8h 17mMultiple Airlines
Deal found 11/25$265
This Kiwi.com deal was found by Cheapflights users on 11/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/91:13 pmAUS - BOI
2 stops47h 36mMultiple Airlines
Thu 12/119:17 pmBOI - AUS
1 stop21h 26mMultiple Airlines
Deal found 11/25$311
This Kiwi.com deal was found by Cheapflights users on 11/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:55 amAUS - BOI
1 stop5h 54mMultiple Airlines
Sun 12/79:17 pmBOI - AUS
2 stops14h 56mMultiple Airlines
Deal found 11/25$346
This Expedia deal was found by Cheapflights users on 11/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:55 amAUS - BOI
1 stop5h 54mMultiple Airlines
Wed 12/107:00 amBOI - AUS
1 stop14h 09mMultiple Airlines
Deal found 11/25$356
This Kiwi.com deal was found by Cheapflights users on 11/23. 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.
Sat 12/206:45 amAUS - BOI
1 stop6h 14mMultiple Airlines
Mon 12/2210:41 pmBOI - AUS
1 stop16h 37mMultiple Airlines
Deal found 11/23$358
This Kiwi.com deal was found by Cheapflights users on 11/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/262:54 pmAUS - BOI
1 stop22h 05mFrontier
Thu 1/112:38 pmBOI - AUS
1 stop10h 36mFrontier
Deal found 11/25$379
This Delta deal was found by Cheapflights users on 11/26. 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 12/166:15 pmAUS - BOI
1 stop6h 54mDelta
Fri 12/195:20 amBOI - AUS
1 stop7h 12mDelta
Deal found 11/26$380

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 November 26, 2025.
Use the filters below to find and compare flights from Austin to Boise that are best for you.

Fly from

Austin

Fly to

Boise

Route

Depart

Return

Price

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Thu 12/11

6:55 am-11:49 am

1 stop5h 54m

Boise Air Term. Gowen Fld

Mon 12/15

10:41 pm-11:12 pm

2 stops47h 31m

$227

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Tue 1/6

1:33 pm-9:10 pm

1 stop8h 37m

Boise Air Term. Gowen Fld

Tue 1/13

10:00 am-5:59 pm

1 stop6h 59m

$244

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Thu 12/4

6:55 am-11:49 am

1 stop5h 54m

Boise Air Term. Gowen Fld

Tue 12/9

6:03 am-3:20 pm

1 stop8h 17m

$265

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Wed 1/14

8:05 am-6:28 pm

2 stops11h 23m

Boise Air Term. Gowen Fld

Wed 1/21

5:40 am-4:00 pm

1 stop9h 20m

$281

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Thu 1/8

4:55 pm-6:28 pm

1 stop26h 33m

Boise Air Term. Gowen Fld

Sun 1/11

7:25 am-4:00 pm

1 stop7h 35m

$285

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Fri 1/9

12:30 pm-11:59 pm

1 stop12h 29m

Boise Air Term. Gowen Fld

Sun 1/11

1:55 pm-11:59 pm

1 stop9h 04m

$285

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Fri 1/9

12:00 pm-9:58 pm

2 stops10h 58m

Boise Air Term. Gowen Fld

Sun 1/11

7:25 am-4:00 pm

1 stop7h 35m

$291

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Sun 12/14

6:55 am-11:49 am

1 stop5h 54m

$106

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Fri 1/23

2:15 pm-7:25 pm

1 stop6h 10m

$145

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Mon 2/16

5:25 am-10:10 am

1 stop5h 45m

$146

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 14 results
1
2

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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Austin-Boise flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Austin-Boise flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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 November 21, 2025.

To ensure you get the cheapest price possible for a flight from Austin to Boise, you should look to book at least 55 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 July is currently the most expensive (average of $260). 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.

What is the cheapest time of day to fly from AUS to BOI?

Find hourly flight availability from Austin to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 26, 2025.

It’s typically best to fly out from Austin to Boise in the morning. Doing so could potentially save you 11% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 November 26, 2025.
Read through reviews of airlines operating flights from Austin to Boise, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,999 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,046 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,038 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,099 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from Austin to Boise?

    A quick flight from Austin to Boise can take about 8h 37m. Alaska Airlines provides one of the quickest options available for as low as $244. Airlines will cover a distance of 1373 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Austin to Boise round-trip?

    Cheapflights users have booked flights from Austin to Boise round-trip from $100. Other airlines that can offer you cheap pricing are Delta, from $212, and American Airlines, from $242. Frontier is priced at 70% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Austin to Boise one-way?

    The cheapest airlines for a one-way flight from Austin to Boise are Frontier ($106), American Airlines ($145), and Southwest ($146).

  • Can I find deals for flights from Austin to Boise that include hotel bookings?

    Yes. In addition to deals on Austin to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austin to Boise?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Boise.

  • Can I find deals for business class flights from Austin to Boise?

    Yes. Cheapflights offers flight deals from Austin to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 July is currently the most expensive (average of $260). 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.

See more FAQs

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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Top 6 airlines flying from Austin to Boise

Discover the top 6 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$100Average$270FlexibilityNo cancel feeOn-time62%
DeltaCheapest$212Average$328FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$242Average$339FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$244Average$575FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$254Average$393FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$261Average$382FlexibilityNo cancel feeOn-time63%

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