How many flights depart from Austin to Idaho on average per week?

As of August 2026, 3 flights take off from Austin and land in Idaho each week. The most common flight departure day for this route is Mon, with 33% of weekly flights taking off on this day.

What airlines fly to Idaho?

Delta, United Airlines and Southwest are the top three most popular airlines that fly to Idaho from Austin according to our data. Delta is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 6 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Austin Bergstrom to Idaho?

United Airlines, Southwest, and Delta are the most popular carriers operating from Austin Bergstrom to Idaho

When did momondo last update prices for flights from Austin Bergstrom Airport to Idaho?

Prices for flights from Austin Bergstrom Airport to Idaho refresh daily.

How many operators does momondo search for flights from Austin Bergstrom Airport to Idaho?

As of August 2026, there are 6 operators available to choose from for flights from Austin Bergstrom Airport to Idaho.

How old do you have to be to fly from Austin Bergstrom Airport to Idaho?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Idaho.

What documentation or ID do you need to fly to Idaho?

The necessary travel and health documents for your Idaho 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.

$128 Cheap Flights from Austin to Idaho in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Austin to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:04 pm - 1:55 pmAUS Austin Bergstrom-BOI Boise Air Term. Gowen Fld

15h 51m1 stop Las Vegas Harry Reid Intl

2:50 pm - 11:15 amBOI Boise Air Term. Gowen Fld-AUS Austin Bergstrom

19h 25m1 stop Las Vegas Harry Reid Intl

$240Frontier

Thu, Sep 24 - Thu, Oct 1

11:04 pm - 1:55 pmAUS Austin Bergstrom-BOI Boise Air Term. Gowen Fld

15h 51m1 stop Las Vegas Harry Reid Intl

2:50 pm - 2:37 pmBOI Boise Air Term. Gowen Fld-AUS Austin Bergstrom

22h 47m1 stop Las Vegas Harry Reid Intl

$250Frontier

Thu, Sep 17 - Mon, Sep 21

6:00 am - 12:15 pmAUS Austin Bergstrom-GEG Spokane

8h 15m1 stop Seattle/Tacoma Intl

9:59 am - 5:15 pmGEG Spokane-AUS Austin Bergstrom

5h 16m1 stop Salt Lake City

$299Delta

Tue, Dec 1 - Tue, Dec 8

6:13 pm - 9:55 pmAUS Austin Bergstrom-GEG Spokane

5h 42m1 stop Salt Lake City

1:05 pm - 10:27 pmGEG Spokane-AUS Austin Bergstrom

7h 22m1 stop Minneapolis St Paul

$299Delta

Fri, Sep 11 - Wed, Sep 16

5:35 pm - 10:45 pmAUS Austin Bergstrom-GEG Spokane

7h 10m1 stop Chicago Midway

3:40 pm - 11:55 pmGEG Spokane-AUS Austin Bergstrom

6h 15m1 stop San Jose

$299Southwest

Mon, Sep 21 - Mon, Sep 28

8:30 pm - 1:40 amAUS Austin Bergstrom-BOI Boise Air Term. Gowen Fld

6h 10m1 stop Phoenix Sky Harbor Intl

11:20 am - 8:40 pmBOI Boise Air Term. Gowen Fld-AUS Austin Bergstrom

8h 20m1 stop Las Vegas Harry Reid Intl

$299Southwest

Mon, Oct 19 - Tue, Oct 27

9:00 am - 2:09 pmAUS Austin Bergstrom-GEG Spokane

7h 09m1 stop Phoenix Sky Harbor Intl

1:53 pm - 11:22 pmGEG Spokane-AUS Austin Bergstrom

7h 29m1 stop Phoenix Sky Harbor Intl

$299American Airlines

Sun, Sep 6 - Thu, Sep 10

8:30 am - 12:51 pmAUS Austin Bergstrom-GEG Spokane

6h 21m1 stop Phoenix Sky Harbor Intl

12:45 pm - 9:36 pmGEG Spokane-AUS Austin Bergstrom

6h 51m1 stop Dallas/Fort Worth

$299American Airlines

Wed, Sep 23 - Tue, Sep 29

7:36 am - 11:42 amAUS Austin Bergstrom-GEG Spokane

6h 06m1 stop Portland

1:23 pm - 12:09 amGEG Spokane-AUS Austin Bergstrom

8h 46m1 stop Seattle/Tacoma Intl

$299Alaska Airlines

Sat, Dec 5 - Tue, Dec 8

7:15 am - 11:48 amAUS Austin Bergstrom-GEG Spokane

6h 33m1 stop Portland

5:52 am - 3:21 pmGEG Spokane-AUS Austin Bergstrom

7h 29m1 stop Seattle/Tacoma Intl

$299Alaska Airlines

Wed, Sep 9 - Tue, Sep 15

Cheap last minute flights

Enter your travel dates to find the best prices.

6:27 am - 1:37 pmAUS Austin Bergstrom-GEG Spokane

9h 10m1 stop Chicago O'Hare Intl

1:53 pm - 11:22 pmGEG Spokane-AUS Austin Bergstrom

7h 29m1 stop Phoenix Sky Harbor Intl

$370American Airlines

Sat, Aug 29 - Thu, Sep 10

6:00 am - 11:30 amAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

6h 30m1 stop Dallas/Fort Worth

12:06 pm - 7:11 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

6h 05m1 stop Dallas/Fort Worth

$444American Airlines

Fri, Aug 28 - Fri, Sep 4

7:00 am - 3:11 pmAUS Austin Bergstrom-GEG Spokane

10h 11m2 stops Houston George Bush Intcntl Denver Intl

3:54 pm - 11:54 pmGEG Spokane-AUS Austin Bergstrom

6h 00m1 stop Denver Intl

$475United Airlines

Sat, Aug 29 - Thu, Sep 10

6:15 am - 11:29 amAUS Austin Bergstrom-BOI Boise Air Term. Gowen Fld

6h 14m1 stop Denver Intl

4:28 pm - 11:59 pmBOI Boise Air Term. Gowen Fld-AUS Austin Bergstrom

6h 31m1 stop Portland

$490Multiple Airlines

Thu, Aug 27 - Sat, Aug 29

9:00 am - 4:39 pmAUS Austin Bergstrom-JAC Jackson Hole

8h 39m1 stop San Francisco

2:52 pm - 8:44 pmJAC Jackson Hole-AUS Austin Bergstrom

4h 52m1 stop Denver Intl

$491United Airlines

Fri, Aug 28 - Tue, Sep 1

12:20 pm - 4:57 pmAUS Austin Bergstrom-JAC Jackson Hole

5h 37m1 stop Salt Lake City

1:10 pm - 9:31 pmJAC Jackson Hole-AUS Austin Bergstrom

7h 21m1 stop Salt Lake City

$491Delta

Wed, Aug 26 - Tue, Sep 1

12:20 pm - 4:57 pmAUS Austin Bergstrom-JAC Jackson Hole

5h 37m1 stop Salt Lake City

7:40 am - 2:52 pmJAC Jackson Hole-AUS Austin Bergstrom

6h 12m1 stop Salt Lake City

$491Delta

Wed, Aug 26 - Thu, Aug 27

7:15 am - 1:30 pmAUS Austin Bergstrom-JAC Jackson Hole

7h 15m1 stop Portland

2:10 pm - 11:59 pmJAC Jackson Hole-AUS Austin Bergstrom

8h 49m1 stop Portland

$491Alaska Airlines

Wed, Aug 26 - Wed, Sep 2

6:15 am - 11:29 amAUS Austin Bergstrom-BOI Boise Air Term. Gowen Fld

6h 14m1 stop Denver Intl

8:03 am - 9:33 pmBOI Boise Air Term. Gowen Fld-AUS Austin Bergstrom

12h 30m2 stops Seattle/Tacoma Intl Dallas/Fort Worth

$545Multiple Airlines

Thu, Aug 27 - Sat, Aug 29

1:55 pm - 10:49 pmAUS Austin Bergstrom-GEG Spokane

10h 54m1 stop San Diego

12:17 pm - 11:14 pmGEG Spokane-AUS Austin Bergstrom

8h 57m1 stop Seattle/Tacoma Intl

$631Alaska Airlines

Sat, Aug 29 - Thu, Sep 10

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Alaska Airlines flights from Austin to Idaho

Our best Alaska Airlines deals on Austin to Idaho flight tickets

Alaska Airlines

Sep 12

AUS1:55 pmAustin Bergstrom

7h 25m

1 stop

BOI8:20 pmBoise Air Term. Gowen Fld

Sep 16

BOI8:03 amBoise Air Term. Gowen Fld

9h 01m

1 stop

AUS6:04 pmAustin Bergstrom

$312

Alaska Airlines

Sep 26

AUS7:15 amAustin Bergstrom

9h 17m

2 stops

BOI3:32 pmBoise Air Term. Gowen Fld

Sep 29

BOI1:31 pmBoise Air Term. Gowen Fld

9h 28m

1 stop

AUS11:59 pmAustin Bergstrom

$321

Alaska Airlines

Sep 12

AUS1:55 pmAustin Bergstrom

7h 25m

1 stop

BOI8:20 pmBoise Air Term. Gowen Fld

Sep 16

BOI8:03 amBoise Air Term. Gowen Fld

9h 01m

1 stop

AUS6:04 pmAustin Bergstrom

$324

Southwest flights from Austin to Idaho

Our best Southwest deals on Austin to Idaho flight tickets

Southwest

Sep 10

AUS2:50 pmAustin Bergstrom

9h 55m

2 stops

GEG10:45 pmSpokane

Sep 12

GEG6:15 amSpokane

8h 05m

2 stops

AUS4:20 pmAustin Bergstrom

$309

Southwest

Sep 16

AUS6:00 amAustin Bergstrom

9h 05m

2 stops

GEG1:05 pmSpokane

Sep 21

GEG12:20 pmSpokane

9h 55m

1 stop

AUS12:15 amAustin Bergstrom

$310

Southwest

Sep 18

AUS5:35 pmAustin Bergstrom

7h 10m

1 stop

GEG10:45 pmSpokane

Sep 21

GEG12:20 pmSpokane

9h 55m

1 stop

AUS12:15 amAustin Bergstrom

$317

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinBoise

AUS Austin Bergstrom - BOI Boise Air Term. Gowen Fld

AUSBOI

Austin Bergstrom

Thu 9/24

11:04 pm-1:55 pm

1 stop15h 51m

Boise Air Term. Gowen Fld

Thu 10/1

2:50 pm-11:15 am

1 stop19h 25m

$240

AustinBoise

AUS Austin Bergstrom - BOI Boise Air Term. Gowen Fld

AUSBOI

Austin Bergstrom

Thu 9/17

11:04 pm-1:55 pm

1 stop15h 51m

Boise Air Term. Gowen Fld

Mon 9/21

2:50 pm-2:37 pm

1 stop22h 47m

$250

AustinSpokane

AUS Austin Bergstrom - GEG Spokane

AUSGEG

Austin Bergstrom

Tue 12/1

6:00 am-12:15 pm

1 stop8h 15m

Spokane

Tue 12/8

9:59 am-5:15 pm

1 stop5h 16m

$299

Quickest round-trip

AustinSpokane

AUS Austin Bergstrom - GEG Spokane

AUSGEG

Austin Bergstrom

Fri 9/11

6:13 pm-9:55 pm

1 stop5h 42m

Spokane

Wed 9/16

1:05 pm-10:27 pm

1 stop7h 22m

$299

AustinSpokane

AUS Austin Bergstrom - GEG Spokane

AUSGEG

Austin Bergstrom

Mon 9/21

5:35 pm-10:45 pm

1 stop7h 10m

Spokane

Mon 9/28

3:40 pm-11:55 pm

1 stop6h 15m

$299

AustinBoise

AUS Austin Bergstrom - BOI Boise Air Term. Gowen Fld

AUSBOI

Austin Bergstrom

Mon 10/19

8:30 pm-1:40 am

1 stop6h 10m

Boise Air Term. Gowen Fld

Tue 10/27

11:20 am-8:40 pm

1 stop8h 20m

$299

AustinSpokane

AUS Austin Bergstrom - GEG Spokane

AUSGEG

Austin Bergstrom

Sun 9/6

9:00 am-2:09 pm

1 stop7h 09m

Spokane

Thu 9/10

1:53 pm-11:22 pm

1 stop7h 29m

$299

AustinSpokane

AUS Austin Bergstrom - GEG Spokane

AUSGEG

Austin Bergstrom

Wed 9/23

8:30 am-12:51 pm

1 stop6h 21m

Spokane

Tue 9/29

12:45 pm-9:36 pm

1 stop6h 51m

$299

AustinSpokane

AUS Austin Bergstrom - GEG Spokane

AUSGEG

Austin Bergstrom

Sat 12/5

7:36 am-11:42 am

1 stop6h 06m

Spokane

Tue 12/8

1:23 pm-12:09 am

1 stop8h 46m

$299

AustinSpokane

AUS Austin Bergstrom - GEG Spokane

AUSGEG

Austin Bergstrom

Wed 9/9

7:15 am-11:48 am

1 stop6h 33m

Spokane

Tue 9/15

5:52 am-3:21 pm

1 stop7h 29m

$299

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Austin to Idaho

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

Prices

Airlines

Other information

What is the cheapest month to fly to Idaho?

In general, January is the cheapest month to fly from Austin to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $314. If you don’t want to visit Idaho in January, then you should wait until February to fly from Austin, when ticket prices are also cheap, with an average price of $315.

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

You are more likely to see cheaper flights to Idaho from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $404 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Austin for as low as $210 on momondo.

Cheap Austin to Idaho flight deals and tips

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

Best Price Found	$128
Fastest flight time	4h 59m
Direct flights	Wed
Airports in Idaho	27 airports

The best one-way flight to Idaho from Austin in the past 72 hours is $128. The best round-trip flight deal from Austin to Idaho found on momondo in the last 72 hours is $240.

The fastest flight from Austin to Idaho takes 4h 59m

Direct flights go from Austin to Idaho on Wednesday. There are no airlines offering direct flights.

There are 27 airports in Idaho. From Austin there are direct flights to Boise Air Term. Gowen Fld (BOI).

Search flight deals

Frequently asked questions about flying from Austin to Idaho

When did momondo last update prices for flights from Austin Bergstrom Airport to Idaho?
Prices for flights from Austin Bergstrom Airport to Idaho refresh daily.
How many operators does momondo search for flights from Austin Bergstrom Airport to Idaho?
As of August 2026, there are 6 operators available to choose from for flights from Austin Bergstrom Airport to Idaho.
How old do you have to be to fly from Austin Bergstrom Airport to Idaho?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The necessary travel and health documents for your Idaho 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.

Best airlines flying from Austin to Idaho

Compare and see reviews for airlines that fly from Austin to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $145	Free Cancellation	Rating 7.8 8,530 reviews	Search Delta flights
Frontier	PriceFrom $149	Free Cancellation	Rating 5.6 2,649 reviews	Search Frontier flights
American Airlines	PriceFrom $216	Free Cancellation	Rating 7.1 11,990 reviews	Search American Airlines flights
United Airlines	PriceFrom $237	Free Cancellation	Rating 7.4 10,120 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $237	Free Cancellation	Rating 7.9 12,840 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $270	Free Cancellation	Rating 8.0 4,208 reviews	Search Southwest flights

Why use momondo?

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

It is quick and easy to find Austin to Idaho flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Idaho that suits you.

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

Flights from Austin to Idaho with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Austin to Idaho 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 Austin to Idaho right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Austin to Idaho flights. All you need is a valid email address and we will do the rest; it is that quick and easy.