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

The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $123. However, be on the lookout for offers from Hawaiian Airlines and American Airlines, as they are both options that can get you from Idaho to Austin for a low price.

What are the most popular routes from Idaho to Austin?

The most popular route from Idaho to Austin is Boise Air Term. Gowen Fld - Austin Bergstrom. You may also consider Spokane - Austin Bergstrom or Jackson Hole - Austin Bergstrom.

What are the most popular airlines that fly from Idaho to Austin?

Before booking your flight from Idaho to Austin check out the most popular airlines for this route: American Airlines, Alaska Airlines or Delta.

How far in advance should I book a flight from Idaho to Austin?

To save up to 72% on this flight, we recommend booking at least 51 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Idaho to Austin from $293 1-2 weeks out and tickets from $678 for flights departing within the next 72 hours.

What is the cheapest month to fly from Idaho to Austin?

August can be a great time to fly to Austin from Idaho with a flight ticket averaging about $377. Cheapflights users have found deals in the month of August for as cheap as $211. The most expensive prices can be found in the month of November.

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

Austin Bergstrom (AUS), located 7.5 mi from the city center, is the airport you fly into when you book flights from Idaho to Austin.

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

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

How can I find direct flights from Idaho to Austin?

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

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

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

$123+ Flights from Idaho to Austin

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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheap flight deals from Idaho to Austin

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$232 (Mytrip)
One-way from	$123 (Cheapflightsfares)
Popular in	November
Cheapest in	August
Average price	$466

Provider with most accurate pricing for Boise Air Term. Gowen Fld-Austin Bergstrom flight deals.

Search Deals

Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Austin Bergstrom flights.

Search Deals

From Idaho to Austin Bergstrom

Search Deals

One-way flight from Idaho to Austin Bergstrom

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($50 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

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Find flight deals from Idaho to Austin

Cheapest flights from Idaho to Austin
Explore the most affordable flight options available from Idaho to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Fri 5/912:16 pmBOI - AUS

1 stop6h 00mSpirit Airlines

Sun 5/1111:35 amAUS - BOI

2 stops24h 46mSpirit Airlines

Deal found 3/27

$232

Fri 5/912:16 pmBOI - AUS

1 stop6h 00mMultiple Airlines

Tue 5/206:00 amAUS - BOI

1 stop8h 37mMultiple Airlines

Deal found 3/26

$239

Wed 4/168:00 amBOI - AUS

1 stop8h 11mHawaiian Airlines

Mon 4/216:11 pmAUS - BOI

1 stop6h 47mHawaiian Airlines

Deal found 3/26

$256

Wed 4/161:51 pmBOI - AUS

1 stop5h 17mAmerican Airlines

Wed 4/233:48 pmAUS - BOI

1 stop7h 23mAmerican Airlines

Deal found 3/26

$257

Thu 4/173:30 pmBOI - AUS

1 stop7h 35mSouthwest

Mon 4/217:10 pmAUS - BOI

2 stops6h 40mSouthwest

Deal found 3/27

$262

Fri 5/163:39 pmBOI - AUS

1 stop7h 15mDelta

Tue 5/206:00 pmAUS - BOI

1 stop7h 07mDelta

Deal found 3/25

$268

Wed 6/45:10 amBOI - AUS

1 stop5h 18mUnited Airlines

Sat 6/145:15 amAUS - BOI

1 stop5h 31mUnited Airlines

Deal found 3/27

$288

Mon 4/216:04 pmGEG - AUS

1 stop16h 23mAlaska Airlines

Sat 4/267:30 amAUS - GEG

1 stop7h 01mAlaska Airlines

Deal found 3/27

$296

Thu 5/13:35 pmGEG - AUS

1 stop6h 04mDelta

Wed 5/77:00 pmAUS - GEG

1 stop6h 38mDelta

Deal found 3/26

$297

Tue 5/278:34 pmBOI - AUS

1 stop19h 01mAlaska Airlines

Tue 6/37:28 amAUS - BOI

2 stops11h 36mAlaska Airlines

Deal found 3/26

$305

Fri 5/161:22 pmGEG - AUS

1 stop8h 27mAmerican Airlines

Mon 5/195:00 amAUS - GEG

1 stop9h 25mAmerican Airlines

Deal found 3/26

$305

Sun 5/49:35 amGEG - AUS

1 stop22h 55mMultiple Airlines

Thu 5/86:51 pmAUS - GEG

2 stops26h 55mMultiple Airlines

Deal found 3/27

$316

Best flights from Idaho to Austin
Discover carefully curated flight deals from Idaho to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2025.

Fri 5/912:16 pmBOI - AUS

1 stop6h 00mSpirit Airlines

Sun 5/1111:35 amAUS - BOI

2 stops24h 46mSpirit Airlines

Deal found 3/27

$232

Fri 5/912:16 pmBOI - AUS

1 stop6h 00mMultiple Airlines

Tue 5/206:00 amAUS - BOI

1 stop8h 37mMultiple Airlines

Deal found 3/26

$239

Wed 4/168:00 amBOI - AUS

1 stop8h 11mHawaiian Airlines

Mon 4/216:11 pmAUS - BOI

1 stop6h 47mHawaiian Airlines

Deal found 3/26

$256

Wed 4/161:51 pmBOI - AUS

1 stop5h 17mAmerican Airlines

Wed 4/233:48 pmAUS - BOI

1 stop7h 23mAmerican Airlines

Deal found 3/26

$257

Thu 4/173:30 pmBOI - AUS

1 stop7h 35mSouthwest

Mon 4/217:10 pmAUS - BOI

2 stops6h 40mSouthwest

Deal found 3/27

$262

Fri 5/163:39 pmBOI - AUS

1 stop7h 15mDelta

Tue 5/206:00 pmAUS - BOI

1 stop7h 07mDelta

Deal found 3/25

$268

Wed 6/45:10 amBOI - AUS

1 stop5h 18mUnited Airlines

Sat 6/145:15 amAUS - BOI

1 stop5h 31mUnited Airlines

Deal found 3/27

$288

Mon 4/216:04 pmGEG - AUS

1 stop16h 23mAlaska Airlines

Sat 4/267:30 amAUS - GEG

1 stop7h 01mAlaska Airlines

Deal found 3/27

$296

Wed 5/74:56 pmGEG - AUS

1 stop5h 35mDelta

Sat 5/106:40 amAUS - GEG

1 stop8h 06mDelta

Deal found 3/28

$297

Tue 5/278:34 pmBOI - AUS

1 stop19h 01mAlaska Airlines

Tue 6/37:28 amAUS - BOI

2 stops11h 36mAlaska Airlines

Deal found 3/26

$305

Fri 5/161:22 pmGEG - AUS

1 stop8h 27mAmerican Airlines

Mon 5/195:00 amAUS - GEG

1 stop9h 25mAmerican Airlines

Deal found 3/26

$305

Sun 5/49:35 amGEG - AUS

1 stop22h 55mMultiple Airlines

Thu 5/86:51 pmAUS - GEG

2 stops26h 55mMultiple Airlines

Deal found 3/27

$316

Last-minute flights from Idaho to Austin
Discover last-minute flight deals from Idaho to Austin. Data last updated March 28, 2025 and is based on user searches.

Thu 4/31:00 pmBOI - AUS

1 stop16h 15mAlaska Airlines

Tue 4/86:00 amAUS - BOI

1 stop7h 20mAlaska Airlines

Deal found 3/25

$483

Thu 4/311:15 amBOI - AUS

2 stops7h 55mSouthwest

Tue 4/86:35 amAUS - BOI

1 stop8h 50mSouthwest

Deal found 3/25

$489

Thu 4/37:05 amBOI - AUS

1 stop7h 39mAmerican Airlines

Sun 4/67:00 amAUS - BOI

1 stop6h 33mAmerican Airlines

Deal found 3/27

$689

Thu 4/311:00 amBOI - AUS

2 stops10h 06mUnited Airlines

Sun 4/65:30 amAUS - BOI

1 stop6h 54mUnited Airlines

Deal found 3/26

$694

Fri 4/48:36 pmGEG - AUS

1 stop7h 39mHawaiian Airlines

Tue 4/87:35 amAUS - GEG

1 stop6h 59mHawaiian Airlines

Deal found 3/27

$718

Fri 4/43:25 pmGEG - AUS

1 stop6h 34mUnited Airlines

Tue 4/811:44 amAUS - GEG

2 stops11h 06mUnited Airlines

Deal found 3/27

$866

Fri 4/46:00 amGEG - AUS

2 stops10h 59mAlaska Airlines

Tue 4/87:35 amAUS - GEG

1 stop9h 25mAlaska Airlines

Deal found 3/27

$890

Sat 4/54:11 pmIDA - AUS

1 stop13h 04mAlaska Airlines

Sat 4/193:59 pmAUS - IDA

1 stop7h 36mAlaska Airlines

Deal found 3/26

$478

Sat 4/51:00 pmIDA - AUS

2 stops10h 26mDelta

Sat 4/198:25 amAUS - IDA

1 stop7h 25mDelta

Deal found 3/26

$524

Sat 4/510:50 amIDA - AUS

1 stop10h 10mUnited Airlines

Tue 4/89:00 amAUS - IDA

1 stop13h 07mUnited Airlines

Deal found 3/27

$555

Sat 4/54:55 pmGEG - AUS

1 stop5h 25mSouthwest

Mon 4/78:55 amAUS - GEG

1 stop7h 05mSouthwest

Deal found 3/27

$719

Mon 4/146:00 amGEG - AUS

1 stop7h 58mDelta

Thu 4/175:30 pmAUS - GEG

1 stop8h 26mDelta

Deal found 3/27

$407

One-way flights from Idaho to Austin
Search for one-way flight options from Idaho to Austin. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Mon 5/1912:16 pmBOI - AUS

1 stop6h 00mSpirit Airlines

Deal found 3/27

$123

Wed 4/234:20 pmBOI - AUS

1 stop6h 28mHawaiian Airlines

Deal found 3/25

$128

Wed 5/215:10 pmBOI - AUS

1 stop5h 22mAmerican Airlines

Deal found 3/27

$129

Tue 5/2012:45 pmBOI - AUS

2 stops9h 05mSouthwest

Deal found 3/26

$134

Wed 5/142:13 pmGEG - AUS

1 stop8h 06mAlaska Airlines

Deal found 3/27

$148

Fri 5/235:40 pmBOI - AUS

1 stop5h 51mDelta

Deal found 3/26

$170

Fri 5/163:18 pmGEG - AUS

1 stop6h 14mAmerican Airlines

Deal found 3/27

$170

Wed 4/231:31 pmBOI - AUS

2 stops8h 29mUnited Airlines

Deal found 3/25

$174

Thu 4/1711:14 amBOI - AUS

3 stops22h 16mMultiple Airlines

Deal found 3/27

$180

Tue 7/226:50 amGEG - AUS

2 stops7h 45mSouthwest

Deal found 3/27

$185

Mon 8/117:00 amJAC - AUS

1 stop7h 18mAmerican Airlines

Deal found 3/27

$188

Thu 4/247:45 amBOI - AUS

2 stops15h 34mAlaska Airlines

Deal found 3/25

$202

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 5/9

12:16 pm-7:16 pm

1 stop6h 00m

Austin Bergstrom

Sun 5/11

11:35 am-11:21 am

2 stops24h 46m

$232

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 5/9

12:16 pm-7:16 pm

1 stop6h 00m

Austin Bergstrom

Tue 5/20

6:00 am-1:37 pm

1 stop8h 37m

$239

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Wed 4/16

8:00 am-5:11 pm

1 stop8h 11m

Austin Bergstrom

Mon 4/21

6:11 pm-11:58 pm

1 stop6h 47m

$256

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Wed 4/16

1:51 pm-8:08 pm

1 stop5h 17m

Austin Bergstrom

Wed 4/23

3:48 pm-10:11 pm

1 stop7h 23m

$257

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Thu 4/17

3:30 pm-12:05 am

1 stop7h 35m

Austin Bergstrom

Mon 4/21

7:10 pm-12:50 am

2 stops6h 40m

$262

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 5/16

3:39 pm-11:54 pm

1 stop7h 15m

Austin Bergstrom

Tue 5/20

6:00 pm-12:07 am

1 stop7h 07m

$268

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Wed 6/4

5:10 am-11:28 am

1 stop5h 18m

Austin Bergstrom

Sat 6/14

5:15 am-9:46 am

1 stop5h 31m

$288

SpokaneAustin

GEG - AUS

GEGAUS

Spokane

Mon 4/21

6:04 pm-12:27 pm

1 stop16h 23m

Austin Bergstrom

Sat 4/26

7:30 am-12:31 pm

1 stop7h 01m

$296

SpokaneAustin

GEG - AUS

GEGAUS

Spokane

Thu 5/1

3:35 pm-11:39 pm

1 stop6h 04m

Austin Bergstrom

Wed 5/7

7:00 pm-11:38 pm

1 stop6h 38m

$297

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Tue 5/27

8:34 pm-4:35 pm

1 stop19h 01m

Austin Bergstrom

Tue 6/3

7:28 am-6:04 pm

2 stops11h 36m

$305

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 38 results

Best time to book a flight from Idaho to Austin

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

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

Currently, January is the cheapest month in which you can book a flight from Idaho to Austin (average of $286). Flying from Idaho to Austin in March is currently the most expensive (average of $362). 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 ID to AUS?

When flying from Idaho to Austin, 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 Austin by month

In terms of precipitation, rainfall in Austin ranges from 2.1 - 4.2 inches per month. May is typically the wettest month, when rainfall can reach 4.2 in. July is typically the driest time to visit Austin when rainfall is around 2.1 in.

Temperature in Austin by month

If weather is an important factor for your trip to Austin, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Austin

See what other customers who have flown with Southwest, Alaska Airlines and Delta from Idaho to Austin have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.1

Very good

4,273 reviews

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

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

9,798 reviews

Southwest

8.1

Very good

4,273 reviews

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

7,896 reviews

Southwest

8.1

Very good

4,273 reviews

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

2,335 reviews

Southwest

8.1

Very good

4,273 reviews

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

8,603 reviews

Southwest

8.1

Very good

4,273 reviews

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

What airport do you fly into for flights to Austin from Idaho?
Austin Bergstrom (AUS), located 7.5 mi from the city center, is the airport you fly into when you book flights from Idaho to Austin.
What are the cheapest airlines to fly from Idaho to Austin one-way?
The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $123. However, be on the lookout for offers from Hawaiian Airlines and American Airlines, as they are both options that can get you from Idaho to Austin for a low price.
What are the most popular routes from Idaho to Austin?
The most popular route from Idaho to Austin is Boise Air Term. Gowen Fld - Austin Bergstrom. You may also consider Spokane - Austin Bergstrom or Jackson Hole - Austin Bergstrom.
Can I find deals for flights from Idaho to Austin that include hotel bookings?
Yes. In addition to deals on Idaho to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Idaho to Austin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Austin.
Can I find deals for business class flights from Idaho to Austin?
Yes. Cheapflights offers flight deals from Idaho to Austin 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 Idaho to Austin?
Currently, January is the cheapest month in which you can book a flight from Idaho to Austin (average of $286). Flying from Idaho to Austin in March is currently the most expensive (average of $362). 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

San Marcos

Georgetown

Seguin

Fredericksburg

Round Rock

Dripping Springs

Cedar Park

Pflugerville

Bastrop

Canyon Lake

Horseshoe Bay

Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from Idaho to Austin

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$96	Average$219	FlexibilityNo cancel fee	On-time65%
United Airlines	Cheapest$236	Average$573	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$236	Average$483	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$245	Average$436	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$249	Average$411	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$309	Average$472	FlexibilityNo cancel fee	On-time63%

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$123+ Cheap flights from Idaho to Austin (AUS)

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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Idaho to Austin with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Idaho to Austin

Keep the following information in mind while searching for Idaho to Austin flight deals. Data was last updated March 28, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Idaho to Austin

Cheapest flights from Idaho to AustinExplore the most affordable flight options available from Idaho to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Explore the most affordable flight options available from Idaho to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho to Austin that are best for you.

Best time to book a flight from Idaho to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Idaho with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Austin

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

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

Find hourly flight availability from Idaho to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Rainfall in Austin by month

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

Temperature in Austin by month

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

Reviews of airlines servicing Austin

See what other customers who have flown with Southwest, Alaska Airlines and Delta from Idaho to Austin have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Austin. 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 into for flights to Austin from Idaho?

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

What are the most popular routes from Idaho to Austin?

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

How can I find direct flights from Idaho to Austin?

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

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

Traveling to a place near Idaho?

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Alternative routes for Idaho to Austin

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Idaho to Austin

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Cheapest flights from Idaho to Austin
Explore the most affordable flight options available from Idaho to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.