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Cheap flights from Austin to Boise from $91

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Boise departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Austin to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:30 am - 12:29 pm
AUS
-
BOI
6h 59m
1 stop
Frontier Logo
1:24 pm - 11:41 pm
BOI
-
AUS
9h 17m
1 stop
$174Frontier
Tue, Aug 11 - Tue, Aug 25
Frontier Logo
8:16 pm - 12:04 pm
AUS
-
BOI
16h 48m
1 stop
Frontier Logo
3:52 pm - 9:05 pm
BOI
-
AUS
28h 13m
1 stop
$213Frontier
Wed, Sep 16 - Sun, Sep 20
Multiple Airlines Logo
12:47 pm - 6:09 pm
AUS
-
BOI
6h 22m
1 stop
Multiple Airlines Logo
1:24 pm - 11:41 pm
BOI
-
AUS
9h 17m
1 stop
$216Multiple Airlines
Sat, Aug 22 - Tue, Aug 25
Frontier Logo
6:30 am - 12:29 pm
AUS
-
BOI
6h 59m
1 stop
Frontier Logo
1:24 pm - 11:41 pm
BOI
-
AUS
9h 17m
1 stop
$217Frontier
Tue, Aug 11 - Tue, Aug 25
Frontier Logo
6:30 am - 12:29 pm
AUS
-
BOI
6h 59m
1 stop
Frontier Logo
1:24 pm - 11:41 pm
BOI
-
AUS
9h 17m
1 stop
$223Frontier
Tue, Aug 11 - Tue, Aug 25
Frontier Logo
8:15 pm - 11:29 am
AUS
-
BOI
16h 14m
1 stop
Frontier Logo
12:24 pm - 11:41 pm
BOI
-
AUS
10h 17m
1 stop
$228Frontier
Wed, Sep 2 - Sun, Sep 6
Frontier Logo
8:16 pm - 12:04 pm
AUS
-
BOI
16h 48m
1 stop
Frontier Logo
3:52 pm - 11:59 pm
BOI
-
AUS
31h 07m
2 stops
$231Frontier
Wed, Sep 16 - Sun, Sep 20
Frontier Logo
6:15 am - 11:29 am
AUS
-
BOI
6h 14m
1 stop
Frontier Logo
12:24 pm - 11:41 pm
BOI
-
AUS
10h 17m
1 stop
$243Frontier
Thu, Sep 3 - Sun, Sep 6
Frontier Logo
6:45 am - 12:04 pm
AUS
-
BOI
6h 19m
1 stop
Frontier Logo
3:52 pm - 11:36 am
BOI
-
AUS
18h 44m
1 stop
$257Frontier
Thu, Sep 17 - Sun, Sep 20
Frontier Logo
6:45 am - 12:04 pm
AUS
-
BOI
6h 19m
1 stop
Frontier Logo
3:52 pm - 11:36 am
BOI
-
AUS
18h 44m
1 stop
$261Frontier
Thu, Oct 1 - Sun, Oct 4

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Frontier flights from Austin to Boise

Our best Frontier deals on Austin to Boise flight tickets
Frontier
Aug 11
AUS6:30 amAustin Bergstrom
6h 59m
1 stop
BOI12:29 pmBoise Air Term. Gowen Fld
Aug 25
BOI1:24 pmBoise Air Term. Gowen Fld
9h 17m
1 stop
AUS11:41 pmAustin Bergstrom
$174
Frontier
Sep 16
AUS8:16 pmAustin Bergstrom
16h 48m
1 stop
BOI12:04 pmBoise Air Term. Gowen Fld
Sep 20
BOI3:52 pmBoise Air Term. Gowen Fld
28h 13m
1 stop
AUS9:05 pmAustin Bergstrom
$213
Frontier
Aug 11
AUS6:30 amAustin Bergstrom
6h 59m
1 stop
BOI12:29 pmBoise Air Term. Gowen Fld
Aug 25
BOI1:24 pmBoise Air Term. Gowen Fld
9h 17m
1 stop
AUS11:41 pmAustin Bergstrom
$217

Southwest flights from Austin to Boise

Our best Southwest deals on Austin to Boise flight tickets
Southwest
Aug 29
AUS1:15 pmAustin Bergstrom
6h 20m
2 stops
BOI6:35 pmBoise Air Term. Gowen Fld
Sep 26
BOI1:50 pmBoise Air Term. Gowen Fld
8h 05m
1 stop
AUS10:55 pmAustin Bergstrom
$304
Southwest
Aug 11
AUS4:45 pmAustin Bergstrom
7h 35m
2 stops
BOI11:20 pmBoise Air Term. Gowen Fld
Aug 25
BOI7:05 amBoise Air Term. Gowen Fld
7h 50m
2 stops
AUS3:55 pmAustin Bergstrom
$309
Southwest
Aug 11
AUS4:45 pmAustin Bergstrom
7h 35m
2 stops
BOI11:20 pmBoise Air Term. Gowen Fld
Aug 25
BOI7:40 amBoise Air Term. Gowen Fld
7h 15m
2 stops
AUS3:55 pmAustin Bergstrom
$335

momondo Fare Finder

 
Customize your flight search to find flights from Austin to Boise 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, momondo users made 832,500 searches. Data last updated July 18, 2026.
Use the filters below to find and compare flights from Austin to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Tue 8/11

6:30 am-12:29 pm

1 stop6h 59m

Boise Air Term. Gowen Fld

Tue 8/25

1:24 pm-11:41 pm

1 stop9h 17m

$174

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Wed 9/16

8:16 pm-12:04 pm

1 stop16h 48m

Boise Air Term. Gowen Fld

Sun 9/20

3:52 pm-9:05 pm

1 stop28h 13m

$213
Quickest round-trip

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Sat 8/22

12:47 pm-6:09 pm

1 stop6h 22m

Boise Air Term. Gowen Fld

Tue 8/25

1:24 pm-11:41 pm

1 stop9h 17m

$216

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Tue 8/11

6:30 am-12:29 pm

1 stop6h 59m

Boise Air Term. Gowen Fld

Tue 8/25

1:24 pm-11:41 pm

1 stop9h 17m

$217

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Tue 8/11

6:30 am-12:29 pm

1 stop6h 59m

Boise Air Term. Gowen Fld

Tue 8/25

1:24 pm-11:41 pm

1 stop9h 17m

$223

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Wed 9/2

8:15 pm-11:29 am

1 stop16h 14m

Boise Air Term. Gowen Fld

Sun 9/6

12:24 pm-11:41 pm

1 stop10h 17m

$228

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Wed 9/16

8:16 pm-12:04 pm

1 stop16h 48m

Boise Air Term. Gowen Fld

Sun 9/20

3:52 pm-11:59 pm

2 stops31h 07m

$231

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Thu 9/3

6:15 am-11:29 am

1 stop6h 14m

Boise Air Term. Gowen Fld

Sun 9/6

12:24 pm-11:41 pm

1 stop10h 17m

$243

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Thu 9/17

6:45 am-12:04 pm

1 stop6h 19m

Boise Air Term. Gowen Fld

Sun 9/20

3:52 pm-11:36 am

1 stop18h 44m

$257

AustinBoise

AUS - BOI

AUSBOI

Austin Bergstrom

Thu 10/1

6:45 am-12:04 pm

1 stop6h 19m

Boise Air Term. Gowen Fld

Sun 10/4

3:52 pm-11:36 am

1 stop18h 44m

$261

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boise from

How to get the cheapest flight ticket from Austin to Boise

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Austin and Boise?

What is the cheapest month to fly to Boise?

The month of February is, on average, the cheapest month to fly to Boise from Austin, with most prices found around $295. If you aren’t able to travel during the month of February, then book flights to Boise from Austin during January instead. Flights to Boise in January, while not as cheap as those in February, still average around $314.

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

You are more likely to see cheaper flights to Boise from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Boise for around $402 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boise from Austin for as low as $210 on momondo.

How have Austin to Boise flight prices changed over time?

As of July 2026, prices for Austin to Boise flights are approximately 41% more expensive when compared to flights at the same time last year.

When to book flights from Austin to Boise

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to Boise according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Austin to Boise (AUS to BOI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Boise

Fastest flight time

4h 59m

Direct flights

None
The fastest flight from Austin to Boise takes 4h 59m
There are no direct flights from Austin to Boise. There are no popular flight routes from Austin to Boise.
Search flight deals

Frequently asked questions about flying from Austin to Boise

  • How far is Austin Bergstrom to Boise Air Term. Gowen Fld by plane?

    The distance between Austin Bergstrom and Boise Air Term. Gowen Fld is about 1367.1 mi. A reasonable flight in good conditions will take 4h 59m.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Boise Air Term. Gowen Fld Airport?

    Prices for flights from Austin Bergstrom Airport to Boise Air Term. Gowen Fld Airport refresh daily.

  • How many operators does momondo search for flights from Austin Bergstrom Airport to Boise Air Term. Gowen Fld Airport?

  • How old do you have to be to fly from Austin Bergstrom Airport to Boise Air Term. Gowen Fld Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Boise Air Term. Gowen Fld Airport.

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The necessary travel and health documents for your Boise Air Term. Gowen Fld Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Austin to Boise?

Best airlines flying from Austin to Boise

Compare and see reviews for airlines that fly from Austin to Boise with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $149Free CancellationRating
5.6
2,792 reviews
Search Frontier flights
DeltaPriceFrom $213Free CancellationRating
7.8
8,478 reviews
Search Delta flights
American AirlinesPriceFrom $216Free CancellationRating
7.1
11,828 reviews
Search American Airlines flights
United AirlinesPriceFrom $237Free CancellationRating
7.4
10,006 reviews
Search United Airlines flights
SouthwestPriceFrom $264Free CancellationRating
8.0
4,243 reviews
Search Southwest flights

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
Meridian
Ontario
McCall
Caldwell
Eagle

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Boise?

Finding the right flight to Boise from Austin is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Boise quick and easy, saving you time and money.

Can I find flights from Austin to Boise with flexible booking policies on momondo?

momondo does allow users to show only those flights to Boise from Austin which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Austin to Boise?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boise from Austin.

I’m not ready to book a flight from Austin to Boise right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Boise from Austin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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