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Idaho

$79+ Cheap flights from Austin (AUS) to Idaho

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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BOI
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheap flight deals from Austin to Idaho

Keep the following information in mind while searching for Austin to Idaho flight deals. Data was last updated March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$171
(CheapOair)

One-way from

$79
(Mytrip)

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 Idaho
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One-way flight from Austin Bergstrom to Idaho
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).
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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 March 2025
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Find flight deals from Austin to Idaho

Cheapest flights from Austin to Idaho
Explore the most affordable flight options available from Austin to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

This CheapOair deal was found by Cheapflights users on 3/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/249:20 pmAUS - BOI
1 stop16h 37mSpirit Airlines
Mon 4/281:52 pmBOI - AUS
1 stop10h 00mSpirit Airlines
Deal found 3/25$171
This Expedia deal was found by Cheapflights users on 3/25. 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.
Mon 5/55:30 amAUS - BOI
1 stop8h 27mMultiple Airlines
Wed 5/76:30 amBOI - AUS
1 stop7h 07mMultiple Airlines
Deal found 3/25$232
This Hawaiian Airlines deal was found by Cheapflights users on 3/25. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/177:35 amAUS - BOI
1 stop9h 45mHawaiian Airlines
Tue 4/2210:09 amBOI - AUS
1 stop7h 18mHawaiian Airlines
Deal found 3/25$256
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/287:37 amAUS - BOI
1 stop8h 22mDelta
Tue 6/33:39 pmBOI - AUS
1 stop7h 15mDelta
Deal found 3/25$257
This Southwest deal was found by Cheapflights users on 3/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/177:10 amAUS - BOI
1 stop7h 30mSouthwest
Tue 4/223:00 pmBOI - AUS
2 stops8h 05mSouthwest
Deal found 3/25$262
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/179:30 amAUS - BOI
1 stop8h 41mAlaska Airlines
Tue 5/204:01 pmBOI - AUS
1 stop6h 37mAlaska Airlines
Deal found 3/25$267
This United Airlines deal was found by Cheapflights users on 3/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/175:30 amAUS - BOI
1 stop6h 51mUnited Airlines
Tue 5/201:35 pmBOI - AUS
2 stops8h 10mUnited Airlines
Deal found 3/25$273
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/215:00 amAUS - GEG
1 stop9h 25mAmerican Airlines
Wed 7/23:10 pmGEG - AUS
1 stop6h 30mAmerican Airlines
Deal found 3/24$285
This Hawaiian Airlines deal was found by Cheapflights users on 3/24. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/37:30 amAUS - GEG
1 stop8h 56mHawaiian Airlines
Wed 5/73:06 pmGEG - AUS
1 stop6h 42mHawaiian Airlines
Deal found 3/24$296
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3112:35 pmAUS - GEG
1 stop5h 25mDelta
Mon 6/95:00 pmGEG - AUS
1 stop5h 31mDelta
Deal found 3/24$297
This Southwest deal was found by Cheapflights users on 3/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/283:20 pmAUS - GEG
2 stops9h 55mSouthwest
Sat 5/3112:30 pmGEG - AUS
1 stop6h 20mSouthwest
Deal found 3/25$302
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2212:25 pmAUS - JAC
1 stop7h 33mDelta
Sat 4/267:05 amJAC - AUS
1 stop5h 36mDelta
Deal found 3/24$307

Cheapflights Fare Finder

Customize your flight search to find flights from Austin to Idaho 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 26, 2025.
Use the filters below to find and compare flights from Austin to Idaho that are best for you.

Fly from

Austin

Fly to

Idaho

Route

Depart

Return

Price

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Thu 4/24

9:20 pm-12:57 pm

1 stop16h 37m

Boise Air Term. Gowen Fld

Mon 4/28

1:52 pm-12:52 am

1 stop10h 00m

$171

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Mon 5/5

5:30 am-12:57 pm

1 stop8h 27m

Boise Air Term. Gowen Fld

Wed 5/7

6:30 am-2:37 pm

1 stop7h 07m

$232

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Thu 4/17

7:35 am-4:20 pm

1 stop9h 45m

Boise Air Term. Gowen Fld

Tue 4/22

10:09 am-6:27 pm

1 stop7h 18m

$256

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Wed 5/28

7:37 am-2:59 pm

1 stop8h 22m

Boise Air Term. Gowen Fld

Tue 6/3

3:39 pm-11:54 pm

1 stop7h 15m

$257

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Thu 4/17

7:10 am-1:40 pm

1 stop7h 30m

Boise Air Term. Gowen Fld

Tue 4/22

3:00 pm-12:05 am

2 stops8h 05m

$262

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Sat 5/17

9:30 am-5:11 pm

1 stop8h 41m

Boise Air Term. Gowen Fld

Tue 5/20

4:01 pm-11:38 pm

1 stop6h 37m

$267

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Sat 5/17

5:30 am-11:21 am

1 stop6h 51m

Boise Air Term. Gowen Fld

Tue 5/20

1:35 pm-10:45 pm

2 stops8h 10m

$273

AustinSpokane

AUS - GEG

AUSGEG

Austin Bergstrom

Wed 5/21

5:00 am-12:25 pm

1 stop9h 25m

Spokane

Wed 7/2

3:10 pm-11:40 pm

1 stop6h 30m

$285

AustinSpokane

AUS - GEG

AUSGEG

Austin Bergstrom

Sat 5/3

7:30 am-2:26 pm

1 stop8h 56m

Spokane

Wed 5/7

3:06 pm-11:48 pm

1 stop6h 42m

$296

AustinSpokane

AUS - GEG

AUSGEG

Austin Bergstrom

Sat 5/31

12:35 pm-4:00 pm

1 stop5h 25m

Spokane

Mon 6/9

5:00 pm-12:31 am

1 stop5h 31m

$297

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 46 results
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Best time to book a flight from Austin to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho 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 Idaho

What is the cheapest month to book a flight from Austin to Idaho?

Currently, October is the cheapest month in which you can book a flight from Austin to Idaho (average of $314). Flying from Austin to Idaho in June is currently the most expensive (average of $421). 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 ID?

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

When flying from Austin to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Idaho by month

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

In terms of precipitation, rainfall in Idaho 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 Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

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

If weather is an important factor for your trip to Idaho, 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 Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated March 26, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Austin to Idaho to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,273 reviews

Comfort

8.1

Crew

8.6

Boarding

8.2

Entertainment

7.6

Overall

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Comfort

8.1

Crew

8.6

Boarding

8.2

Entertainment

7.6

Overall

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,789 reviews
Southwest
8.1
Very good
4,273 reviews

Comfort

8.1

Crew

8.6

Boarding

8.2

Entertainment

7.6

Overall

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,891 reviews
Southwest
8.1
Very good
4,273 reviews

Comfort

8.1

Crew

8.6

Boarding

8.2

Entertainment

7.6

Overall

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Hawaiian Airlines
7.9
Good
2,331 reviews
Southwest
8.1
Very good
4,273 reviews

Comfort

8.1

Crew

8.6

Boarding

8.2

Entertainment

7.6

Overall

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,608 reviews
Southwest
8.1
Very good
4,273 reviews

Comfort

8.1

Crew

8.6

Boarding

8.2

Entertainment

7.6

Overall

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Austin to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Austin to Idaho?

    Located just 7.5 mi from the city center, Austin Bergstrom (AUS) is the airport most travelers will use when flying to Idaho from Austin.

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

    The cheapest airlines for a one-way flight from Austin to Idaho are Spirit Airlines ($79), United Airlines ($117), and Delta ($140).

  • What are the most popular routes from Austin to Idaho?

    The most popular flight routes from Austin to Idaho are Austin Bergstrom - Boise Air Term. Gowen Fld, Austin Bergstrom - Jackson Hole and Austin Bergstrom - Spokane.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Austin to Idaho 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 Idaho?

    Currently, October is the cheapest month in which you can book a flight from Austin to Idaho (average of $314). Flying from Austin to Idaho in June is currently the most expensive (average of $421). 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

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Alternative routes for Austin to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Austin to Idaho

Discover the top 5 airlines that operate flights from Austin to Idaho. 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 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$198Average$483FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$232Average$402FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$254Average$594FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$267Average$406FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$272Average$498FlexibilityNo cancel feeOn-time63%
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