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Cheap flights from Boise to Austin from $95

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 4/16. 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

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Find the cheapest flights from Boise to Austin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:03 pm - 12:21 am
BOI
-
AUS
11h 18m
1 stop
Frontier Logo
6:13 pm - 11:08 am
AUS
-
BOI
17h 55m
1 stop
$180Frontier
Paz, Nis 12 - Çar, Nis 15
Frontier Logo
12:03 pm - 12:21 am
BOI
-
AUS
11h 18m
1 stop
Frontier Logo
6:45 am - 11:08 am
AUS
-
BOI
5h 23m
1 stop
$190Frontier
Per, Nis 9 - Paz, Nis 12
Frontier Logo
12:03 pm - 12:21 am
BOI
-
AUS
11h 18m
1 stop
Frontier Logo
6:45 am - 11:08 am
AUS
-
BOI
5h 23m
1 stop
$210Frontier
Per, Nis 9 - Paz, Nis 12
Frontier Logo
12:03 pm - 12:21 am
BOI
-
AUS
11h 18m
1 stop
Frontier Logo
6:45 am - 11:08 am
AUS
-
BOI
5h 23m
1 stop
$214Frontier
Per, Nis 2 - Per, Nis 9
Frontier Logo
12:03 pm - 12:21 am
BOI
-
AUS
11h 18m
1 stop
Frontier Logo
6:13 pm - 11:08 am
AUS
-
BOI
17h 55m
1 stop
$218Frontier
Paz, Nis 12 - Çar, Nis 15
Alaska Airlines Logo
2:22 pm - 12:34 am
BOI
-
AUS
9h 12m
1 stop
Alaska Airlines Logo
6:00 am - 1:52 pm
AUS
-
BOI
8h 52m
1 stop
$227Alaska Airlines
Sal, Nis 21 - Cmt, Nis 25
Delta Logo
10:41 am - 9:15 pm
BOI
-
AUS
9h 34m
2 stops
Delta Logo
4:16 pm - 10:24 pm
AUS
-
BOI
7h 08m
1 stop
$232Delta
Sal, Nis 21 - Cmt, Nis 25
Delta Logo
10:41 am - 9:15 pm
BOI
-
AUS
9h 34m
2 stops
Delta Logo
7:10 am - 4:14 pm
AUS
-
BOI
10h 04m
2 stops
$237Delta
Sal, Nis 28 - Pzt, May 4
Frontier Logo
12:21 pm - 12:22 am
BOI
-
AUS
11h 01m
1 stop
Frontier Logo
3:22 pm - 11:16 am
AUS
-
BOI
20h 54m
1 stop
$242Frontier
Per, May 28 - Pzt, Haz 1
Alaska Airlines Logo
8:10 am - 12:24 am
BOI
-
AUS
15h 14m
1 stop
Alaska Airlines Logo
6:00 am - 11:02 pm
AUS
-
BOI
18h 02m
1 stop
$246Alaska Airlines
Pzt, May 4 - Pzt, May 11

Delta flights from Boise to Austin

Our best Delta deals on Boise to Austin flight tickets
Delta
Apr 21
BOI10:41 amBoise Air Term. Gowen Fld
9h 34m
2 stops
AUS9:15 pmAustin Bergstrom
Apr 25
AUS4:16 pmAustin Bergstrom
7h 08m
1 stop
BOI10:24 pmBoise Air Term. Gowen Fld
$232
Delta
Apr 28
BOI10:41 amBoise Air Term. Gowen Fld
9h 34m
2 stops
AUS9:15 pmAustin Bergstrom
May 4
AUS7:10 amAustin Bergstrom
10h 04m
2 stops
BOI4:14 pmBoise Air Term. Gowen Fld
$237
Delta
May 14
BOI10:34 amBoise Air Term. Gowen Fld
11h 47m
2 stops
AUS11:21 pmAustin Bergstrom
May 19
AUS6:00 amAustin Bergstrom
6h 35m
1 stop
BOI11:35 amBoise Air Term. Gowen Fld
$272

Alaska Airlines flights from Boise to Austin

Our best Alaska Airlines deals on Boise to Austin flight tickets
Alaska Airlines
Apr 21
BOI2:22 pmBoise Air Term. Gowen Fld
9h 12m
1 stop
AUS12:34 amAustin Bergstrom
Apr 25
AUS6:00 amAustin Bergstrom
8h 52m
1 stop
BOI1:52 pmBoise Air Term. Gowen Fld
$227
Alaska Airlines
May 4
BOI8:10 amBoise Air Term. Gowen Fld
15h 14m
1 stop
AUS12:24 amAustin Bergstrom
May 11
AUS6:00 amAustin Bergstrom
18h 02m
1 stop
BOI11:02 pmBoise Air Term. Gowen Fld
$246
Alaska Airlines
Apr 14
BOI2:22 pmBoise Air Term. Gowen Fld
9h 12m
1 stop
AUS12:34 amAustin Bergstrom
Apr 18
AUS7:20 amAustin Bergstrom
10h 50m
1 stop
BOI5:10 pmBoise Air Term. Gowen Fld
$265

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 Mart 13, 2026.
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

Cheapest round-trip

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Paz 4/12

12:03 pm-12:21 am

1 stop11h 18m

Austin Bergstrom

Çar 4/15

6:13 pm-11:08 am

1 stop17h 55m

$180
Quickest round-trip

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Per 4/9

12:03 pm-12:21 am

1 stop11h 18m

Austin Bergstrom

Paz 4/12

6:45 am-11:08 am

1 stop5h 23m

$190

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Per 4/9

12:03 pm-12:21 am

1 stop11h 18m

Austin Bergstrom

Paz 4/12

6:45 am-11:08 am

1 stop5h 23m

$210

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Per 4/2

12:03 pm-12:21 am

1 stop11h 18m

Austin Bergstrom

Per 4/9

6:45 am-11:08 am

1 stop5h 23m

$214

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Paz 4/12

12:03 pm-12:21 am

1 stop11h 18m

Austin Bergstrom

Çar 4/15

6:13 pm-11:08 am

1 stop17h 55m

$218

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Sal 4/21

2:22 pm-12:34 am

1 stop9h 12m

Austin Bergstrom

Cmt 4/25

6:00 am-1:52 pm

1 stop8h 52m

$227

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Sal 4/21

10:41 am-9:15 pm

2 stops9h 34m

Austin Bergstrom

Cmt 4/25

4:16 pm-10:24 pm

1 stop7h 08m

$232

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Sal 4/28

10:41 am-9:15 pm

2 stops9h 34m

Austin Bergstrom

Pzt 5/4

7:10 am-4:14 pm

2 stops10h 04m

$237

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Per 5/28

12:21 pm-12:22 am

1 stop11h 01m

Austin Bergstrom

Pzt 6/1

3:22 pm-11:16 am

1 stop20h 54m

$242

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Pzt 5/4

8:10 am-12:24 am

1 stop15h 14m

Austin Bergstrom

Pzt 5/11

6:00 am-11:02 pm

1 stop18h 02m

$246

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 January. Flight prices, which tend to average around $284, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in January, then September is your next best option. Flight prices from Boise to Austin during September average around $286.

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 $363 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 $221 on momondo.

How have Boise to Austin flight prices changed over time?

As of March 2026, prices for Boise to Austin flights are approximately 66% 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

Fastest flight time

4h 49m

Direct flights

None
The fastest flight from Boise to Austin takes 4h 49m
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 4h 49m 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
FrontierPriceFrom $164Free CancellationRating
5.7
3,031 reviews
Search Frontier flights
DeltaPriceFrom $166Free CancellationRating
7.9
8,289 reviews
Search Delta flights
SouthwestPriceFrom $183Free CancellationRating
8.0
4,318 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $267Free CancellationRating
8.0
12,038 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $271Free CancellationRating
7.4
9,421 reviews
Search United Airlines flights
American AirlinesPriceFrom $278Free CancellationRating
7.1
11,451 reviews
Search American Airlines flights

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg
Wimberley
San Marcos
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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Paz 4/12
Paz 4/19
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