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Idaho

$96+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BOI
abr. 20 — abr. 271
dom. 4/20
dom. 4/27
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 abril 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$158
(Cheapflightsfares)

One-way from

$96
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$390
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
Search Deals
One-way flight from Austin Bergstrom to Idaho
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($30 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 April 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 abril 15, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/25:30 amAUS - BOI
1 stop8h 27mSpirit Airlines
lun. 5/51:52 pmBOI - AUS
1 stop10h 00mSpirit Airlines
Deal found 4/14$158
This Frontier deal was found by Cheapflights users on 4/14. 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.
jue. 5/156:00 amAUS - BOI
1 stop8h 37mFrontier
dom. 5/182:27 pmBOI - AUS
1 stop7h 53mFrontier
Deal found 4/14$218
This Mytrip deal was found by Cheapflights users on 4/14. 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.
vie. 5/25:30 amAUS - BOI
2 stops17h 15mMultiple Airlines
lun. 5/51:52 pmBOI - AUS
1 stop10h 00mMultiple Airlines
Deal found 4/14$228
This American Airlines deal was found by Cheapflights users on 4/14. 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.
mié. 5/71:45 pmAUS - GEG
1 stop9h 08mAmerican Airlines
mié. 5/285:34 amGEG - AUS
1 stop11h 30mAmerican Airlines
Deal found 4/14$265
This American Airlines deal was found by Cheapflights users on 4/14. 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.
mié. 5/2812:30 pmAUS - BOI
1 stop5h 10mAmerican Airlines
mié. 6/41:38 pmBOI - AUS
1 stop8h 24mAmerican Airlines
Deal found 4/14$283
This Delta deal was found by Cheapflights users on 4/15. 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.
sáb. 5/106:40 amAUS - LWS
2 stops11h 26mDelta
vie. 5/165:00 pmLWS - AUS
1 stop5h 31mDelta
Deal found 4/15$284
This Delta deal was found by Cheapflights users on 4/14. 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.
vie. 7/42:05 pmAUS - BOI
1 stop7h 56mDelta
mié. 7/95:45 pmBOI - AUS
1 stop6h 01mDelta
Deal found 4/14$287
This Alaska Airlines deal was found by Cheapflights users on 4/14. 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.
mié. 7/167:15 amAUS - GEG
1 stop7h 13mAlaska Airlines
mar. 7/227:44 pmGEG - AUS
1 stop8h 23mAlaska Airlines
Deal found 4/14$296
This United Airlines deal was found by Cheapflights users on 4/14. 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.
mié. 5/76:00 amAUS - GEG
2 stops10h 41mUnited Airlines
vie. 5/305:35 amGEG - AUS
1 stop5h 19mUnited Airlines
Deal found 4/14$302
This United Airlines deal was found by Cheapflights users on 4/15. 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.
mié. 7/95:00 amAUS - BOI
2 stops9h 29mUnited Airlines
lun. 7/145:42 pmBOI - AUS
1 stop5h 17mUnited Airlines
Deal found 4/15$304
This Alaska Airlines deal was found by Cheapflights users on 4/14. 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.
mié. 7/309:45 amAUS - BOI
1 stop8h 21mAlaska Airlines
dom. 8/35:43 pmBOI - AUS
1 stop11h 24mAlaska Airlines
Deal found 4/14$306
This Southwest deal was found by Cheapflights users on 4/14. 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.
jue. 9/256:15 amAUS - BOI
1 stop6h 15mSouthwest
lun. 9/295:45 amBOI - AUS
2 stops9h 10mSouthwest
Deal found 4/14$312

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 abril 15, 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

vie. 5/2

5:30 am-12:57 pm

1 stop8h 27m

Boise Air Term. Gowen Fld

lun. 5/5

1:52 pm-12:52 am

1 stop10h 00m

$158

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

jue. 5/15

6:00 am-1:37 pm

1 stop8h 37m

Boise Air Term. Gowen Fld

dom. 5/18

2:27 pm-11:20 pm

1 stop7h 53m

$218

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

vie. 5/2

5:30 am-9:45 pm

2 stops17h 15m

Boise Air Term. Gowen Fld

lun. 5/5

1:52 pm-12:52 am

1 stop10h 00m

$228

AustinSpokane

AUS - GEG

AUSGEG

Austin Bergstrom

mié. 5/7

1:45 pm-8:53 pm

1 stop9h 08m

Spokane

mié. 5/28

5:34 am-7:04 pm

1 stop11h 30m

$265

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

mié. 5/28

12:30 pm-4:40 pm

1 stop5h 10m

Boise Air Term. Gowen Fld

mié. 6/4

1:38 pm-11:02 pm

1 stop8h 24m

$283

AustinLewiston

AUS - LWS

AUSLWS

Austin Bergstrom

sáb. 5/10

6:40 am-4:06 pm

2 stops11h 26m

Lewiston Nez Perce Rgnl

vie. 5/16

5:00 pm-12:31 am

1 stop5h 31m

$284

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

vie. 7/4

2:05 pm-9:01 pm

1 stop7h 56m

Boise Air Term. Gowen Fld

mié. 7/9

5:45 pm-12:46 am

1 stop6h 01m

$287

AustinSpokane

AUS - GEG

AUSGEG

Austin Bergstrom

mié. 7/16

7:15 am-12:28 pm

1 stop7h 13m

Spokane

mar. 7/22

7:44 pm-6:07 am

1 stop8h 23m

$296

AustinSpokane

AUS - GEG

AUSGEG

Austin Bergstrom

mié. 5/7

6:00 am-2:41 pm

2 stops10h 41m

Spokane

vie. 5/30

5:35 am-12:54 pm

1 stop5h 19m

$302

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

mié. 7/9

5:00 am-1:29 pm

2 stops9h 29m

Boise Air Term. Gowen Fld

lun. 7/14

5:42 pm-11:59 pm

1 stop5h 17m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 51 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 $419). 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 abril 15, 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 abril 15, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest 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.
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,876 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,279 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,374 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,658 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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 American Airlines ($135), Spirit Airlines ($136), and Delta ($144).

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

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

  • 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 $419). 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 abril 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$198Average$481FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$232Average$395FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$254Average$580FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$267Average$367FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$278Average$498FlexibilityNo cancel feeOn-time63%

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