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$65+ 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BOI
févr. 25 — mars 41
mar. 2/25
mar. 3/4
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 février 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$190
(Cheapflightsfares)

One-way from

$65
(Cheapflightsfares)

Popular in

December

Cheapest in

January

Average price

$358
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. 6% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in February 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 février 20, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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.
mar. 3/116:00 amAUS - BOI
1 stop7h 32mSpirit Airlines
mer. 3/121:31 pmBOI - AUS
1 stop8h 22mSpirit Airlines
Deal found 2/19$190
This United Airlines deal was found by Cheapflights users on 2/20. 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.
ven. 4/410:15 amAUS - BOI
1 stop7h 06mUnited Airlines
sam. 4/122:38 pmBOI - AUS
2 stops7h 22mUnited Airlines
Deal found 2/20$239
This Delta deal was found by Cheapflights users on 2/20. 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.
mar. 4/226:00 amAUS - GEG
1 stop6h 34mDelta
ven. 4/251:25 pmGEG - AUS
1 stop8h 13mDelta
Deal found 2/20$243
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
mer. 4/236:03 pmAUS - GEG
1 stop7h 16mAlaska Airlines
mar. 4/291:25 pmGEG - AUS
1 stop8h 23mAlaska Airlines
Deal found 2/20$258
This Southwest deal was found by Cheapflights users on 2/20. 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.
lun. 4/147:10 pmAUS - BOI
2 stops6h 40mSouthwest
mer. 4/164:20 pmBOI - AUS
1 stop5h 10mSouthwest
Deal found 2/20$261
This American Airlines deal was found by Cheapflights users on 2/19. 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.
mar. 5/131:00 pmAUS - BOI
1 stop9h 59mAmerican Airlines
sam. 5/177:05 amBOI - AUS
1 stop12h 10mAmerican Airlines
Deal found 2/19$276
This Hawaiian Airlines deal was found by Cheapflights users on 2/20. 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.
mer. 4/236:03 pmAUS - GEG
1 stop7h 16mHawaiian Airlines
sam. 4/262:13 pmGEG - AUS
1 stop8h 06mHawaiian Airlines
Deal found 2/20$277
This Delta deal was found by Cheapflights users on 2/20. 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.
ven. 3/283:45 pmAUS - BOI
1 stop8h 05mDelta
mar. 4/15:45 amBOI - AUS
1 stop6h 41mDelta
Deal found 2/20$281
This Southwest deal was found by Cheapflights users on 2/19. 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.
mar. 4/11:55 pmAUS - GEG
2 stops11h 15mSouthwest
mer. 4/912:55 pmGEG - AUS
1 stop7h 35mSouthwest
Deal found 2/19$293
This American Airlines deal was found by Cheapflights users on 2/20. 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.
jeu. 4/172:02 pmAUS - GEG
1 stop9h 36mAmerican Airlines
lun. 4/213:21 pmGEG - AUS
1 stop6h 04mAmerican Airlines
Deal found 2/20$294
This Delta deal was found by Cheapflights users on 2/20. 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.
mar. 4/2212:25 pmAUS - JAC
1 stop5h 16mDelta
lun. 4/281:23 pmJAC - AUS
1 stop6h 30mDelta
Deal found 2/20$305
This Mytrip deal was found by Cheapflights users on 2/19. 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.
lun. 3/247:40 pmAUS - BOI
3 stops41h 56mMultiple Airlines
lun. 3/312:24 pmBOI - AUS
2 stops28h 07mMultiple Airlines
Deal found 2/19$330

Find flights from Austin to Idaho within your budget

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 février 20, 2025.

Fly from

Austin

Fly to

Idaho

Route

Depart

Return

Price

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

mar. 3/11

6:00 am-12:32 pm

1 stop7h 32m

Boise Air Term. Gowen Fld

mer. 3/12

1:31 pm-10:53 pm

1 stop8h 22m

$190

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

ven. 4/4

10:15 am-4:21 pm

1 stop7h 06m

Boise Air Term. Gowen Fld

sam. 4/12

2:38 pm-11:00 pm

2 stops7h 22m

$239

AustinSpokane

AUS - GEG

AUSGEG

Austin Bergstrom

mer. 4/23

6:03 pm-11:19 pm

1 stop7h 16m

Spokane

mar. 4/29

1:25 pm-11:48 pm

1 stop8h 23m

$258

AustinSpokane

AUS - GEG

AUSGEG

Austin Bergstrom

mar. 4/22

6:00 am-12:45 pm

1 stop8h 45m

Spokane

mer. 4/23

6:00 am-3:58 pm

1 stop7h 58m

$259

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

lun. 4/14

7:10 pm-12:50 am

2 stops6h 40m

Boise Air Term. Gowen Fld

mer. 4/16

4:20 pm-10:30 pm

1 stop5h 10m

$261

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

mar. 5/13

1:00 pm-9:59 pm

1 stop9h 59m

Boise Air Term. Gowen Fld

sam. 5/17

7:05 am-8:15 pm

1 stop12h 10m

$276

AustinSpokane

AUS - GEG

AUSGEG

Austin Bergstrom

mer. 4/23

6:03 pm-11:19 pm

1 stop7h 16m

Spokane

sam. 4/26

2:13 pm-12:19 am

1 stop8h 06m

$277

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

ven. 3/28

3:45 pm-10:50 pm

1 stop8h 05m

Boise Air Term. Gowen Fld

mar. 4/1

5:45 am-1:26 pm

1 stop6h 41m

$281

AustinSpokane

AUS - GEG

AUSGEG

Austin Bergstrom

mar. 4/1

1:55 pm-11:10 pm

2 stops11h 15m

Spokane

mer. 4/9

12:55 pm-10:30 pm

1 stop7h 35m

$293

AustinSpokane

AUS - GEG

AUSGEG

Austin Bergstrom

jeu. 4/17

2:02 pm-9:38 pm

1 stop9h 36m

Spokane

lun. 4/21

3:21 pm-11:25 pm

1 stop6h 04m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 39 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.

Travel insights for flights from Austin to Idaho

Get recent, data-driven insights about flights from Austin to Idaho including ideal travel times, pricing trends, and more.

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 $436). 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 février 20, 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 février 20, 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
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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 ($65), Delta ($117), and United Airlines ($145).

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

    The most popular flight routes from Austin to Idaho are Austin Bergstrom - Jackson Hole, Austin Bergstrom - Boise Air Term. Gowen Fld 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 $436). 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 février 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$198Average$481FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$237Average$603FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$244Average$414FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$267Average$406FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$272Average$526FlexibilityNo cancel feeOn-time63%
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