What airlines fly to Austin?

Delta, United Airlines and Southwest are the top three most popular airlines that fly to Austin from Idaho according to our data. Delta is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Austin. Keep in mind that there are 6 different airlines that fly to Austin on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Austin?

The flight from Idaho to Austin depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Twin Falls (a popular airport in Idaho) to Austin (the most popular airport in Austin), then the flight time is 4h 42m on average. If you fly from Idaho Falls (another popular airport in Idaho) to Austin, then the average flight time is 4h 59m.

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

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

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

Prices for flights from Idaho to Austin Bergstrom Airport are updated daily.

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

The number of operators available for flights from Idaho to Austin Bergstrom Airport is 6 as of August 2025.

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

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 Idaho 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.

$93 Cheap Flights from Idaho to Austin in 2025

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Find the cheapest flights from Idaho to Austin

Round-trip

One-way

Last minute

Cheap round-trip flights

2:28 pm - 12:04 amBOI-AUS

8h 36m1 stop

7:15 am - 3:54 pmAUS-BOI

9h 39m1 stop

$186Hawaiian Airlines

Find Deal

Wed, Sep 17 - Tue, Sep 23

7:30 am - 5:25 pmBOI-AUS

8h 55m1 stop

12:00 pm - 6:16 pmAUS-BOI

7h 16m1 stop

$187Delta

Find Deal

Thu, Aug 28 - Tue, Sep 2

3:10 pm - 11:35 pmGEG-AUS

6h 25m1 stop

4:41 pm - 10:55 pmAUS-GEG

8h 14m1 stop

$187American Airlines

Find Deal

Sat, Aug 30 - Tue, Sep 2

4:30 pm - 12:05 amBOI-AUS

6h 35m1 stop

7:25 am - 3:10 pmAUS-BOI

8h 45m2 stops

$192Southwest

Find Deal

Mon, Sep 22 - Wed, Sep 24

12:30 pm - 8:45 pmGEG-AUS

6h 15m1 stop

5:00 pm - 11:35 pmAUS-GEG

8h 35m1 stop

$193Southwest

Find Deal

Thu, Oct 16 - Wed, Oct 22

8:18 pm - 2:19 pmBOI-AUS

17h 01m1 stop

5:50 pm - 11:59 pmAUS-BOI

7h 09m1 stop

$209Alaska Airlines

Find Deal

Fri, Sep 19 - Mon, Sep 22

9:00 am - 11:55 pmBOI-AUS

13h 55m1 stop

6:00 am - 1:45 pmAUS-BOI

8h 45m1 stop

$219Alaska Airlines

Find Deal

Thu, Jan 8 - Sun, Jan 11

5:15 pm - 11:35 pmBOI-AUS

5h 20m1 stop

3:36 pm - 9:40 pmAUS-BOI

7h 04m1 stop

$233American Airlines

Find Deal

Fri, Aug 29 - Sun, Aug 31

12:33 pm - 11:16 pmBOI-AUS

9h 43m1 stop

6:00 am - 11:38 amAUS-BOI

6h 38m1 stop

$235Frontier

Find Deal

Fri, Aug 22 - Sun, Aug 24

12:48 pm - 2:31 pmBOI-AUS

24h 43m1 stop

6:00 am - 11:53 amAUS-BOI

6h 53m1 stop

$245Frontier

Find Deal

Thu, Oct 9 - Sun, Oct 12

American Airlines flights from Idaho to Austin

Our best American Airlines deals on Idaho to Austin flight tickets

American Airlines

Aug 30

GEG3:10 pmSpokane

6h 25m

1 stop

AUS11:35 pmAustin Bergstrom

Sep 2

AUS4:41 pmAustin Bergstrom

8h 14m

1 stop

GEG10:55 pmSpokane

$187

Find similar

American Airlines

Aug 29

BOI5:15 pmBoise Air Term. Gowen Fld

5h 20m

1 stop

AUS11:35 pmAustin Bergstrom

Aug 31

AUS3:36 pmAustin Bergstrom

7h 04m

1 stop

BOI9:40 pmBoise Air Term. Gowen Fld

$233

Find similar

American Airlines

Oct 10

BOI1:33 pmBoise Air Term. Gowen Fld

7h 53m

1 stop

AUS10:26 pmAustin Bergstrom

Oct 13

AUS6:15 amAustin Bergstrom

11h 35m

1 stop

BOI4:50 pmBoise Air Term. Gowen Fld

$274

Find similar

Frontier flights from Idaho to Austin

Our best Frontier deals on Idaho to Austin flight tickets

Frontier

Aug 22

BOI12:33 pmBoise Air Term. Gowen Fld

9h 43m

1 stop

AUS11:16 pmAustin Bergstrom

Aug 24

AUS6:00 amAustin Bergstrom

6h 38m

1 stop

BOI11:38 amBoise Air Term. Gowen Fld

$235

Find similar

Frontier

Oct 9

BOI12:48 pmBoise Air Term. Gowen Fld

24h 43m

1 stop

AUS2:31 pmAustin Bergstrom

Oct 12

AUS6:00 amAustin Bergstrom

6h 53m

1 stop

BOI11:53 amBoise Air Term. Gowen Fld

$245

Find similar

Frontier

Oct 9

BOI12:48 pmBoise Air Term. Gowen Fld

24h 43m

1 stop

AUS2:31 pmAustin Bergstrom

Oct 12

AUS6:00 amAustin Bergstrom

6h 53m

1 stop

BOI11:53 amBoise Air Term. Gowen Fld

$248

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Wed 9/17

2:28 pm-12:04 am

1 stop8h 36m

Austin Bergstrom

Tue 9/23

7:15 am-3:54 pm

1 stop9h 39m

$186

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Thu 8/28

7:30 am-5:25 pm

1 stop8h 55m

Austin Bergstrom

Tue 9/2

12:00 pm-6:16 pm

1 stop7h 16m

$187

SpokaneAustin

GEG - AUS

GEGAUS

Spokane

Sat 8/30

3:10 pm-11:35 pm

1 stop6h 25m

Austin Bergstrom

Tue 9/2

4:41 pm-10:55 pm

1 stop8h 14m

$187

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Mon 9/22

4:30 pm-12:05 am

1 stop6h 35m

Austin Bergstrom

Wed 9/24

7:25 am-3:10 pm

2 stops8h 45m

$192

SpokaneAustin

GEG - AUS

GEGAUS

Spokane

Thu 10/16

12:30 pm-8:45 pm

1 stop6h 15m

Austin Bergstrom

Wed 10/22

5:00 pm-11:35 pm

1 stop8h 35m

$193

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 9/19

8:18 pm-2:19 pm

1 stop17h 01m

Austin Bergstrom

Mon 9/22

5:50 pm-11:59 pm

1 stop7h 09m

$209

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Thu 1/8

9:00 am-11:55 pm

1 stop13h 55m

Austin Bergstrom

Sun 1/11

6:00 am-1:45 pm

1 stop8h 45m

$219

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 8/29

5:15 pm-11:35 pm

1 stop5h 20m

Austin Bergstrom

Sun 8/31

3:36 pm-9:40 pm

1 stop7h 04m

$233

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 8/22

12:33 pm-11:16 pm

1 stop9h 43m

Austin Bergstrom

Sun 8/24

6:00 am-11:38 am

1 stop6h 38m

$235

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Thu 10/9

12:48 pm-2:31 pm

1 stop24h 43m

Austin Bergstrom

Sun 10/12

6:00 am-11:53 am

1 stop6h 53m

$245

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 Idaho 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

Prices

Airlines

Other information

What is the cheapest month to fly to Austin?

The cheapest month to fly to Austin from Idaho is in September. Flight prices, which tend to average around $327, 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 Idaho 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 Idaho 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 Idaho 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 Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around $390 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from Idaho for as low as $298 on momondo.

Cheap Idaho to Austin flight deals and tips

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

Best Price Found	$93
Fastest flight time	4h 27m
Direct flights	None
Airports in Austin	1 airport

The best one-way flight to Austin from Idaho in the past 72 hours is $93. The best round-trip flight deal from Idaho to Austin found on momondo in the last 72 hours is $186.

The fastest flight from Idaho to Austin takes 4h 27m

There are no direct flights from Idaho to Austin. Popular non-direct routes for this connection are Jackson Hole Airport - Austin Bergstrom Airport, Boise Air Term. Gowen Fld Airport - Austin Bergstrom Airport and Spokane Airport - Austin Bergstrom Airport.

There is 1 airport near Austin: Austin Bergstrom (AUS)

Search flight deals

When did momondo last update prices for flights from Idaho to Austin Bergstrom Airport?
Prices for flights from Idaho to Austin Bergstrom Airport are updated daily.
How many operators does momondo search for flights from Idaho to Austin Bergstrom Airport?
The number of operators available for flights from Idaho to Austin Bergstrom Airport is 6 as of August 2025.
How old do you have to be to fly from Idaho to Austin Bergstrom Airport?
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 Idaho 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.

Best airlines flying from Idaho to Austin

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

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $96	Free Cancellation	Rating 6.3 8,055 reviews	Search Spirit Airlines flights
Delta	PriceFrom $232	Free Cancellation	Rating 8.0 7,985 reviews	Search Delta flights
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 8,917 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $245	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $272	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights
American Airlines	PriceFrom $280	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

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Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Austin from Idaho.

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

Flights from Idaho to Austin 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 Idaho to Austin?

momondo helps you find the best flight between Idaho and Austin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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