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Cheap flights from Boise to Austin from $130

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Austin departing on 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boise to Austin

Cheap round-trip flights

Frontier Logo
12:28 pm - 12:33 amBOI-AUS
11h 05m1 stop
Frontier Logo
6:00 am - 11:43 amAUS-BOI
6h 43m1 stop
$153Frontier
Find Deal
Thu, Oct 16 - Sun, Oct 19
Frontier Logo
12:22 pm - 11:32 pmBOI-AUS
10h 10m1 stop
Frontier Logo
6:30 am - 11:37 amAUS-BOI
6h 07m1 stop
$162Frontier
Find Deal
Fri, Sep 26 - Sun, Sep 28
Frontier Logo
12:33 pm - 12:32 amBOI-AUS
10h 59m1 stop
Frontier Logo
7:45 am - 11:43 amAUS-BOI
28h 58m1 stop
$179Frontier
Find Deal
Thu, Nov 6 - Wed, Nov 12
United Airlines Logo
10:35 am - 5:08 pmBOI-AUS
5h 33m1 stop
United Airlines Logo
8:00 am - 1:30 pmAUS-BOI
6h 30m1 stop
$287United Airlines
Find Deal
Wed, Oct 8 - Thu, Oct 16
United Airlines Logo
10:35 am - 6:54 pmBOI-AUS
7h 19m1 stop
United Airlines Logo
8:00 am - 4:58 pmAUS-BOI
9h 58m2 stops
$292United Airlines
Find Deal
Wed, Oct 8 - Thu, Oct 16
Delta Logo
5:35 am - 1:00 pmBOI-AUS
6h 25m1 stop
Delta Logo
6:05 am - 1:14 pmAUS-BOI
8h 09m1 stop
$293Delta
Find Deal
Sun, Dec 7 - Wed, Dec 10
Southwest Logo
5:40 pm - 12:05 amBOI-AUS
5h 25m1 stop
Southwest Logo
6:10 am - 10:55 amAUS-BOI
5h 45m1 stop
$303Southwest
Find Deal
Fri, Oct 17 - Sat, Oct 18
Southwest Logo
3:55 pm - 12:35 amBOI-AUS
7h 40m1 stop
Southwest Logo
9:20 am - 2:25 pmAUS-BOI
6h 05m1 stop
$312Southwest
Find Deal
Mon, Oct 13 - Wed, Oct 15
American Airlines Logo
1:40 pm - 11:50 pmBOI-AUS
9h 10m1 stop
American Airlines Logo
6:05 am - 10:37 amAUS-BOI
5h 32m1 stop
$328American Airlines
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Wed, Nov 12 - Fri, Nov 21
American Airlines Logo
5:20 pm - 11:55 pmBOI-AUS
5h 35m1 stop
American Airlines Logo
6:15 am - 1:44 pmAUS-BOI
8h 29m1 stop
$412American Airlines
Find Deal
Mon, Oct 13 - Wed, Oct 15

Alaska Airlines flights from Boise to Austin

Our best Alaska Airlines deals on Boise to Austin flight tickets
Alaska Airlines
Sep 30
BOI6:35 amBoise Air Term. Gowen Fld
7h 43m
1 stop
AUS3:18 pmAustin Bergstrom
Oct 6
AUS7:47 pmAustin Bergstrom
16h 22m
1 stop
BOI11:09 amBoise Air Term. Gowen Fld
$273
Find similar
Alaska Airlines
Oct 18
BOI3:37 pmBoise Air Term. Gowen Fld
19h 54m
1 stop
AUS12:31 pmAustin Bergstrom
Oct 25
AUS6:00 amAustin Bergstrom
18h 59m
1 stop
BOI11:59 pmBoise Air Term. Gowen Fld
$296
Find similar
Alaska Airlines
Oct 23
BOI4:25 pmBoise Air Term. Gowen Fld
6h 31m
1 stop
AUS11:56 pmAustin Bergstrom
Nov 5
AUS8:30 amAustin Bergstrom
10h 32m
2 stops
BOI6:02 pmBoise Air Term. Gowen Fld
$315
Find similar

United Airlines flights from Boise to Austin

Our best United Airlines deals on Boise to Austin flight tickets
United Airlines
Oct 8
BOI10:35 amBoise Air Term. Gowen Fld
5h 33m
1 stop
AUS5:08 pmAustin Bergstrom
Oct 16
AUS8:00 amAustin Bergstrom
6h 30m
1 stop
BOI1:30 pmBoise Air Term. Gowen Fld
$287
Find similar
United Airlines
Oct 8
BOI10:35 amBoise Air Term. Gowen Fld
7h 19m
1 stop
AUS6:54 pmAustin Bergstrom
Oct 16
AUS8:00 amAustin Bergstrom
9h 58m
2 stops
BOI4:58 pmBoise Air Term. Gowen Fld
$292
Find similar
United Airlines
Oct 18
BOI2:39 pmBoise Air Term. Gowen Fld
5h 26m
1 stop
AUS9:05 pmAustin Bergstrom
Oct 25
AUS2:15 pmAustin Bergstrom
9h 15m
2 stops
BOI10:30 pmBoise Air Term. Gowen Fld
$302
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boise to Austin 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 September 15, 2025.
Use the filters below to find and compare flights from Boise to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Thu 10/16

12:28 pm-12:33 am

1 stop11h 05m

Austin Bergstrom

Sun 10/19

6:00 am-11:43 am

1 stop6h 43m

$153

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 9/26

12:22 pm-11:32 pm

1 stop10h 10m

Austin Bergstrom

Sun 9/28

6:30 am-11:37 am

1 stop6h 07m

$162

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Thu 11/6

12:33 pm-12:32 am

1 stop10h 59m

Austin Bergstrom

Wed 11/12

7:45 am-11:43 am

1 stop28h 58m

$179

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Wed 10/8

10:35 am-5:08 pm

1 stop5h 33m

Austin Bergstrom

Thu 10/16

8:00 am-1:30 pm

1 stop6h 30m

$287

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Wed 10/8

10:35 am-6:54 pm

1 stop7h 19m

Austin Bergstrom

Thu 10/16

8:00 am-4:58 pm

2 stops9h 58m

$292

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Sun 12/7

5:35 am-1:00 pm

1 stop6h 25m

Austin Bergstrom

Wed 12/10

6:05 am-1:14 pm

1 stop8h 09m

$293

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 10/17

5:40 pm-12:05 am

1 stop5h 25m

Austin Bergstrom

Sat 10/18

6:10 am-10:55 am

1 stop5h 45m

$303

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Mon 10/13

3:55 pm-12:35 am

1 stop7h 40m

Austin Bergstrom

Wed 10/15

9:20 am-2:25 pm

1 stop6h 05m

$312

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Wed 11/12

1:40 pm-11:50 pm

1 stop9h 10m

Austin Bergstrom

Fri 11/21

6:05 am-10:37 am

1 stop5h 32m

$328

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Mon 10/13

5:20 pm-11:55 pm

1 stop5h 35m

Austin Bergstrom

Wed 10/15

6:15 am-1:44 pm

1 stop8h 29m

$412

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 Austin from

How to get the cheapest flight ticket from Boise to Austin

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 cheapest month to fly to Austin?

The cheapest month to fly to Austin from Boise is in September. Flight prices, which tend to average around $304, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in September, then January is your next best option. Flight prices from Boise to Austin during January average around $330.

What is the cheapest day to depart on your flight to Austin?

The cheapest day to depart on your flight to Austin is on a Wednesday when prices can be found for as low as $321. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Boise to Austin for around $481.

What is the cheapest time of day to depart on your flight to Austin?

In the evening is the cheapest time of day to fly from Boise to Austin when you can find flight prices for as low as $348. Flying to Austin in the evening is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly at noon, with an average ticket price of $372. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Austin from Boise when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around $394 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from Boise for as low as $294 on momondo.

How have Boise to Austin flight prices changed over time?

As of September 2025, prices for Boise to Austin flights are approximately 39% more expensive when compared to flights at the same time last year.

When to book flights from Boise to Austin

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

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

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

Direct flights

None
There are no direct flights from Boise to Austin. There are no popular flight routes from Boise to Austin.
Search flight deals

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

    The straight-line distance from Boise Air Term. Gowen Fld to Austin Bergstrom is 1367.1 mi. Typically, this will take 5h 25m by plane in normal conditions.

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

    Prices for flights from Boise Air Term. Gowen Fld Airport to Austin Bergstrom Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boise Air Term. Gowen Fld Airport to Austin Bergstrom Airport.

  • What documentation or ID do you need to fly to Austin Bergstrom Airport?

    The travel and health documents you'll need for your trip to Austin Bergstrom Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Austin Bergstrom Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Boise to Austin

Compare and see reviews for airlines that fly from Boise to Austin with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $82Free CancellationRating
6.3
8,015 reviews
Search Spirit Airlines flights
DeltaPriceFrom $232Free CancellationRating
7.9
7,954 reviews
Search Delta flights
Alaska AirlinesPriceFrom $245Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $268Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
American AirlinesPriceFrom $278Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $279Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg
San Marcos
Wimberley
Round Rock
Georgetown
Canyon Lake
Marble Falls
Cedar Park
Horseshoe Bay
Dripping Springs
Pflugerville
Seguin
Kyle
Bastrop
Buda
Flatonia

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boise to Austin. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search for Boise to Austin flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Boise to Austin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Austin and let you know when they change.

An easier way to manage your Austin trip

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