Cheap flights from Austin to Boise (AUS - BOI) from $55

This is the cheapest one-way flight price, found on 9/24. Prices may vary by date and flight preferences.
AUS — BOI
Sep 30 — Okt 71

The best prices from Austin Bergstrom to Boise Air Term. Gowen Fld are usually found in January or February, booked 36 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

How to find the cheapest flight from Austin (AUS) to Boise (BOI)

All the information you need to plan the best AUS to BOI flight in 2023: compare Austin to Boise flight prices with the expected peak season, weather and rainfall in Boise.

Popular in

December

Cheapest in

January

Round-trip from

$287

One-way from

$194
High demand for flights, 21% potential price rise
Best time to find cheap flights, 25% potential price drop
From Austin Bergstrom to Boise Air Term. Gowen Fld
One-way flight from Austin Bergstrom to Boise Air Term. Gowen Fld

AUS - BOI

Price

$287 - $545

BOI

Temperature

30.2 - 75.2 °F

BOI

Rainfall

0.2 - 1.6 inches

What is the cheapest day to fly round-trip from Austin to Boise?

Flights from Austin to Boise are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Boise.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 36 days in advance, which can save you up to 29% on flights from Austin to Boise compared to booking the week you need them. Waiting 36 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $380. For sooner than that we have options available in the next 3 days from $491.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, January can be a great choice for travel to Boise. Flights to Boise from Austin in January are about $358 on average during January, but can be found for as low as $154.

When is the cheapest time to fly from Austin to Boise (AUS - BOI)?

It’s typically best to fly out from Austin to Boise in the evening. Doing so could potentially save you 13% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap American Airlines flights from Austin to Boise

Consider these cheap American Airlines flights we've found departing from Austin to Boise. Be sure to come back soon if the deals available don't appeal to you at this time.

Cheap Spirit Airlines flights from Austin to Boise

Have a look at some of the cheapest available Spirit Airlines flights departing from Austin and landing in Boise. Deals frequently update to provide users with more options.

Cheap Austin to Boise flights in September & October 2023

The best prices found for AUS to BOI flights for September, October
Listed are some of the best fares we've found on flights departing from Austin to Boise in 2023. Check back in a little while for more flight options.

Austin to Boise 2023 flight deals

Cheap flights to Boise from Austin found for this year
Listed are some of the best fares we've found on flights departing from Austin to Boise in 2023. Check back in a little while for more flight options.

Austin to Boise flights leaving soon

Late deals on return flights to Boise from Austin, departing today and this week
Book one of these great deals on flights from Austin to Boise. Tip: verify your flight details before completing your reservation.

One-way flights to Boise from Austin

The cheapest one-way flights from Austin to Boise
Take a look at some of the one-way flights we've detected from Austin to Boise. Users can also find round-trip Austin to Boise flights by using the search form above.

Find flights from Austin to Boise within your budget

Use the slider to find flights from Austin to Boise that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$94 - $217

Route

Depart

Return

Price

Austin BergstromBoise Air Term. Gowen Fld

AUS - BOI

AUSBOI

Austin Bergstrom

Di 10/24

1 stop13h 05m

Boise Air Term. Gowen Fld

Sa 10/28

1 stop8h 08m

Austin BergstromBoise Air Term. Gowen Fld

AUS - BOI

AUSBOI

Austin Bergstrom

Di 10/24

1 stop13h 05m

Boise Air Term. Gowen Fld

Sa 10/28

2 stops12h 35m

Austin BergstromBoise Air Term. Gowen Fld

AUS - BOI

AUSBOI

Austin Bergstrom

Mi 10/11

1 stop13h 05m

Boise Air Term. Gowen Fld

Di 10/17

1 stop24h 44m

Austin BergstromBoise Air Term. Gowen Fld

AUS - BOI

AUSBOI

Austin Bergstrom

Di 10/24

2 stops21h 25m

Boise Air Term. Gowen Fld

Sa 10/28

2 stops12h 35m

Austin BergstromBoise Air Term. Gowen Fld

AUS - BOI

AUSBOI

Austin Bergstrom

Mo 10/16

1 stop22h 29m

Boise Air Term. Gowen Fld

Do 10/19

1 stop8h 48m

Austin BergstromBoise Air Term. Gowen Fld

AUS - BOI

AUSBOI

Austin Bergstrom

Sa 10/28

1 stop7h 24m

Boise Air Term. Gowen Fld

Di 10/31

1 stop6h 31m

Austin BergstromBoise Air Term. Gowen Fld

AUS - BOI

AUSBOI

Austin Bergstrom

Sa 10/28

1 stop6h 51m

Boise Air Term. Gowen Fld

Di 10/31

2 stops11h 33m

Austin BergstromBoise Air Term. Gowen Fld

AUS - BOI

AUSBOI

Austin Bergstrom

Do 10/5

1 stop13h 14m

Boise Air Term. Gowen Fld

Mo 10/9

1 stop18h 21m

Austin BergstromBoise Air Term. Gowen Fld

AUS - BOI

AUSBOI

Austin Bergstrom

Fr 11/3

1 stop5h 59m

Boise Air Term. Gowen Fld

So 11/5

1 stop8h 24m

Flights are sorted by cheapest first

Deals found on 9/24

Reviews of airlines servicing Boise

To help decide which airline to fly from Austin to Boise, see what other customers have to say about American Airlines, Spirit Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
1,393 reviews

Boarding

8.3

Food

7.2

Comfort

8.0

Overall

8.1

Crew

8.6

Entertainment

7.2

Reviews

1 / 10

Due to gate changes and poor announcing, I was unable to board my flight to Missoula. I received no refund. As a person who flies 3-5 times a year, god willing for another 40 years or so, I will strive to never fly Alaska Airlines again.

Alaska Airlines
8.1
Very good
1,393 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Boarding

8.3

Food

7.2

Comfort

8.0

Overall

8.1

Crew

8.6

Entertainment

7.2

Reviews

1 / 10

Due to gate changes and poor announcing, I was unable to board my flight to Missoula. I received no refund. As a person who flies 3-5 times a year, god willing for another 40 years or so, I will strive to never fly Alaska Airlines again.

Delta
7.9
Good
3,021 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Boarding

8.3

Food

7.2

Comfort

8.0

Overall

8.1

Crew

8.6

Entertainment

7.2

Reviews

1 / 10

Due to gate changes and poor announcing, I was unable to board my flight to Missoula. I received no refund. As a person who flies 3-5 times a year, god willing for another 40 years or so, I will strive to never fly Alaska Airlines again.

United Airlines
7.4
Good
1,890 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Boarding

8.3

Food

7.2

Comfort

8.0

Overall

8.1

Crew

8.6

Entertainment

7.2

Reviews

1 / 10

Due to gate changes and poor announcing, I was unable to board my flight to Missoula. I received no refund. As a person who flies 3-5 times a year, god willing for another 40 years or so, I will strive to never fly Alaska Airlines again.

American Airlines
7.2
Good
2,635 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Boarding

8.3

Food

7.2

Comfort

8.0

Overall

8.1

Crew

8.6

Entertainment

7.2

Reviews

1 / 10

Due to gate changes and poor announcing, I was unable to board my flight to Missoula. I received no refund. As a person who flies 3-5 times a year, god willing for another 40 years or so, I will strive to never fly Alaska Airlines again.

Spirit Airlines
6.3
Okay
1,483 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Boarding

8.3

Food

7.2

Comfort

8.0

Overall

8.1

Crew

8.6

Entertainment

7.2

Reviews

1 / 10

Due to gate changes and poor announcing, I was unable to board my flight to Missoula. I received no refund. As a person who flies 3-5 times a year, god willing for another 40 years or so, I will strive to never fly Alaska Airlines again.

Related info for your journey

Useful info, stats and facts about Austin to Boise flights.

Can I find flights from Austin to Boise for under $100 on Cheapflights?

Yes, there are multiple flights from Austin to Boise for under $100. The cheapest flight booked recently is on Spirit Airlines for just $94, but on average you can expect to pay $191.

Are there last-minute flights available from Austin to Boise for under $200?

There are currently 10+ open flights from Austin to Boise within the next 7 days for less than $200.

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

Cheapflights users have booked flights from Austin to Boise round-trip from $94. Other airlines that can offer you cheap pricing are American Airlines, from $177, and Delta, from $217. Spirit Airlines is priced at 73% 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 Spirit Airlines ($69), Alaska Airlines ($214), and United Airlines ($306).

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

What are the most reliable airlines from Austin to Boise?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Austin to Boise on time: Alaska Airlines (93%), Horizon Air (93%), American Airlines (88%).

What does AUS to BOI mean?

AUS stands for Austin Bergstrom Airport, while BOI stands for Boise Air Term. Gowen Fld Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

Top 5 airlines flying from Austin to Boise

The chart below displays the airlines Cheapflights users traveling from Austin to Boise choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$114Average$269FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Spirit AirlinesCheapest$167Average$200FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
United AirlinesCheapest$195Average$368FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$204Average$421FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$216Average$317FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Hourly flight availability from Austin to Boise

See what time of day planes typically take off from Austin to Boise
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0%of flight departuresMorning6 am to noon
100%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
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