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$109+ 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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BOI
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Austin Bergstrom to Boise Air Term. Gowen Fld are usually found in January or February, booked 89 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 April 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$208
(Frontier)

One-way from

$109
(Frontier)

Popular in

December

Cheapest in

January

Average price

$402
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
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 29, 2025.

This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/156:00 amAUS - BOI
1 stop8h 37mFrontier
Tue 5/202:27 pmBOI - AUS
1 stop7h 53mFrontier
Deal found 4/29$208
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/122:23 pmAUS - BOI
2 stops19h 18mSpirit Airlines
Mon 6/169:36 amBOI - AUS
1 stop8h 38mSpirit Airlines
Deal found 4/29$229
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1211:48 amAUS - BOI
1 stop21h 53mMultiple Airlines
Mon 6/169:36 amBOI - AUS
1 stop8h 38mMultiple Airlines
Deal found 4/29$233
This Delta deal was found by Cheapflights users on 4/29. 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.
Mon 7/1412:17 pmAUS - BOI
1 stop5h 52mDelta
Fri 7/1811:40 pmBOI - AUS
1 stop8h 46mDelta
Deal found 4/29$287
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/298:50 amAUS - BOI
2 stops8h 51mUnited Airlines
Mon 6/25:43 pmBOI - AUS
1 stop5h 16mUnited Airlines
Deal found 4/29$292
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/147:00 pmAUS - BOI
1 stop6h 30mSouthwest
Tue 7/2212:10 pmBOI - AUS
2 stops9h 25mSouthwest
Deal found 4/29$322
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/147:00 amAUS - BOI
1 stop6h 45mAmerican Airlines
Tue 5/205:10 pmBOI - AUS
1 stop5h 02mAmerican Airlines
Deal found 4/29$397
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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.
Mon 6/27:28 amAUS - BOI
2 stops11h 36mAlaska Airlines
Thu 6/56:37 amBOI - AUS
2 stops8h 58mAlaska Airlines
Deal found 4/28$473

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 29, 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 5/15

6:00 am-1:37 pm

1 stop8h 37m

Boise Air Term. Gowen Fld

Tue 5/20

2:27 pm-11:20 pm

1 stop7h 53m

$208

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Thu 6/12

2:23 pm-8:41 am

2 stops19h 18m

Boise Air Term. Gowen Fld

Mon 6/16

9:36 am-7:14 pm

1 stop8h 38m

$229

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Thu 6/12

11:48 am-8:41 am

1 stop21h 53m

Boise Air Term. Gowen Fld

Mon 6/16

9:36 am-7:14 pm

1 stop8h 38m

$233

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Mon 7/14

12:17 pm-5:09 pm

1 stop5h 52m

Boise Air Term. Gowen Fld

Fri 7/18

11:40 pm-9:26 am

1 stop8h 46m

$287

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Thu 5/29

8:50 am-4:41 pm

2 stops8h 51m

Boise Air Term. Gowen Fld

Mon 6/2

5:43 pm-11:59 pm

1 stop5h 16m

$292

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Mon 7/14

7:00 pm-12:30 am

1 stop6h 30m

Boise Air Term. Gowen Fld

Tue 7/22

12:10 pm-10:35 pm

2 stops9h 25m

$322

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Wed 5/14

7:00 am-12:45 pm

1 stop6h 45m

Boise Air Term. Gowen Fld

Tue 5/20

5:10 pm-11:12 pm

1 stop5h 02m

$397

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Mon 6/2

7:28 am-6:04 pm

2 stops11h 36m

Boise Air Term. Gowen Fld

Thu 6/5

6:37 am-4:35 pm

2 stops8h 58m

$473

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Sun 5/25

6:00 am-11:51 am

1 stop6h 51m

$109

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Sun 5/25

5:15 am-3:59 pm

2 stops11h 44m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 13 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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*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 April 25, 2025.

To ensure you get the cheapest price possible for a flight from Austin to Boise, you should look to book at least 89 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, October is the cheapest month in which you can book a flight from Austin to Boise (average of $314). Flying from Austin to Boise in June is currently the most expensive (average of $406). 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 April 29, 2025.

It’s typically best to fly out from Austin to Boise in the morning. Doing so could potentially save you 12% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Austin to Boise?

Use this chart to determine the cheapest time to fly round-trip from Austin to Boise. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Austin to Boise flight should consider departing on Saturday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Boise by month

Plan your trip to Boise by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

Temperature in Boise by month

Plan your trip to Boise by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boise, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

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 29, 2025.
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    Cheapflights users have booked flights from Austin to Boise round-trip from $208. Other airlines that can offer you cheap pricing are Spirit Airlines, from $229, and Delta, from $287. Frontier is priced at 42% 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 ($109), United Airlines ($189), and Spirit Airlines ($198).

  • 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, October is the cheapest month in which you can book a flight from Austin to Boise (average of $314). Flying from Austin to Boise in June is currently the most expensive (average of $406). 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 Austin?

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

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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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$198Average$315FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$232Average$341FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$254Average$394FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$267Average$367FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$278Average$485FlexibilityNo cancel feeOn-time63%

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