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 Boise (a popular airport in Idaho) to Austin (the most popular airport in Austin), then the flight time is 4h 49m on average. If you fly from Idaho Falls (another popular airport in Idaho) to Austin, then the average flight time is 4h 50m.

What airlines fly to Austin?

Delta, Southwest and United Airlines 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 33% 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 many flights depart from Idaho to Austin on average per week?

As of May 2026, 6 flights take off from Idaho and land in Austin each week. The most common flight departure day for this route is Mon, with 33% of weekly flights taking off on this day.

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

Frontier, Delta, and American Airlines 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 May 2026.

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.

$125 Cheap Flights from Idaho to Austin in 2026

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Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:33 pm - 9:43 am

BOI

AUS

19h 10m

1 stop

9:13 pm - 12:30 pm

AUS

BOI

16h 17m

1 stop

$217Frontier

Thu, Jun 4 - Mon, Jun 8

1:25 pm - 12:07 am

BOI

AUS

9h 42m

1 stop

8:15 pm - 12:29 pm

AUS

BOI

17h 14m

1 stop

$234Frontier

Tue, Jul 21 - Sat, Aug 1

12:34 pm - 12:07 am

GEG

AUS

9h 33m

1 stop

8:15 pm - 3:56 pm

AUS

GEG

21h 41m

2 stops

$303Multiple Airlines

Wed, Aug 12 - Sat, Aug 15

1:59 pm - 12:24 am

GEG

AUS

8h 25m

1 stop

6:30 am - 11:36 am

AUS

GEG

7h 06m

1 stop

$304Multiple Airlines

Tue, Jun 9 - Mon, Jun 15

8:05 am - 3:49 pm

JAC

AUS

6h 44m

1 stop

8:00 am - 1:55 pm

AUS

JAC

6h 55m

1 stop

$311United Airlines

Thu, Sep 3 - Sun, Sep 6

4:25 pm - 11:54 pm

JAC

AUS

6h 29m

1 stop

5:30 am - 12:49 pm

AUS

JAC

8h 19m

2 stops

$316United Airlines

Thu, Sep 3 - Sun, Sep 6

1:45 pm - 11:14 pm

IDA

AUS

8h 29m

1 stop

4:14 pm - 10:56 pm

AUS

IDA

7h 42m

1 stop

$327Alaska Airlines

Tue, Sep 1 - Wed, Sep 2

4:14 pm - 11:59 pm

IDA

AUS

6h 45m

1 stop

5:49 pm - 1:06 pm

AUS

IDA

20h 17m

1 stop

$329Alaska Airlines

Fri, Sep 25 - Mon, Sep 28

4:19 pm - 11:52 pm

JAC

AUS

6h 33m

1 stop

6:00 am - 10:14 am

AUS

JAC

5h 14m

1 stop

$335American Airlines

Thu, Jul 2 - Sun, Jul 5

12:52 pm - 8:08 pm

JAC

AUS

6h 16m

1 stop

12:44 pm - 7:24 pm

AUS

JAC

7h 40m

1 stop

$357American Airlines

Thu, May 28 - Mon, Jun 1

Alaska Airlines flights from Idaho to Austin

Our best Alaska Airlines deals on Idaho to Austin flight tickets

Alaska Airlines

Jun 3

GEG5:00 amSpokane

11h 04m

1 stop

AUS6:04 pmAustin Bergstrom

Jun 6

AUS7:04 pmAustin Bergstrom

18h 38m

1 stop

GEG11:42 amSpokane

$323

Alaska Airlines

Sep 1

IDA1:45 pmIdaho Falls Fanning Field

8h 29m

1 stop

AUS11:14 pmAustin Bergstrom

Sep 2

AUS4:14 pmAustin Bergstrom

7h 42m

1 stop

IDA10:56 pmIdaho Falls Fanning Field

$327

Alaska Airlines

Sep 25

IDA4:14 pmIdaho Falls Fanning Field

6h 45m

1 stop

AUS11:59 pmAustin Bergstrom

Sep 28

AUS5:49 pmAustin Bergstrom

20h 17m

1 stop

IDA1:06 pmIdaho Falls Fanning Field

$329

Frontier flights from Idaho to Austin

Our best Frontier deals on Idaho to Austin flight tickets

Frontier

Jun 4

BOI1:33 pmBoise Air Term. Gowen Fld

19h 10m

1 stop

AUS9:43 amAustin Bergstrom

Jun 8

AUS9:13 pmAustin Bergstrom

16h 17m

1 stop

BOI12:30 pmBoise Air Term. Gowen Fld

$217

Frontier

Jul 21

BOI1:25 pmBoise Air Term. Gowen Fld

9h 42m

1 stop

AUS12:07 amAustin Bergstrom

Aug 1

AUS8:15 pmAustin Bergstrom

17h 14m

1 stop

BOI12:29 pmBoise Air Term. Gowen Fld

$234

Frontier

Jun 4

BOI1:33 pmBoise Air Term. Gowen Fld

5h 45m

1 stop

AUS8:18 pmAustin Bergstrom

Jun 11

AUS6:30 amAustin Bergstrom

7h 00m

1 stop

BOI12:30 pmBoise Air Term. Gowen Fld

$244

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Thu 6/4

1:33 pm-9:43 am

1 stop19h 10m

Austin Bergstrom

Mon 6/8

9:13 pm-12:30 pm

1 stop16h 17m

$217

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Tue 7/21

1:25 pm-12:07 am

1 stop9h 42m

Austin Bergstrom

Sat 8/1

8:15 pm-12:29 pm

1 stop17h 14m

$234

SpokaneAustin

GEG - AUS

GEGAUS

Spokane

Wed 8/12

12:34 pm-12:07 am

1 stop9h 33m

Austin Bergstrom

Sat 8/15

8:15 pm-3:56 pm

2 stops21h 41m

$303

SpokaneAustin

GEG - AUS

GEGAUS

Spokane

Tue 6/9

1:59 pm-12:24 am

1 stop8h 25m

Austin Bergstrom

Mon 6/15

6:30 am-11:36 am

1 stop7h 06m

$304

JacksonAustin

JAC - AUS

JACAUS

Jackson Hole

Thu 9/3

8:05 am-3:49 pm

1 stop6h 44m

Austin Bergstrom

Sun 9/6

8:00 am-1:55 pm

1 stop6h 55m

$311

JacksonAustin

JAC - AUS

JACAUS

Jackson Hole

Thu 9/3

4:25 pm-11:54 pm

1 stop6h 29m

Austin Bergstrom

Sun 9/6

5:30 am-12:49 pm

2 stops8h 19m

$316

Idaho FallsAustin

IDA - AUS

IDAAUS

Idaho Falls Fanning Field

Tue 9/1

1:45 pm-11:14 pm

1 stop8h 29m

Austin Bergstrom

Wed 9/2

4:14 pm-10:56 pm

1 stop7h 42m

$327

Idaho FallsAustin

IDA - AUS

IDAAUS

Idaho Falls Fanning Field

Fri 9/25

4:14 pm-11:59 pm

1 stop6h 45m

Austin Bergstrom

Mon 9/28

5:49 pm-1:06 pm

1 stop20h 17m

$329

Quickest round-trip

JacksonAustin

JAC - AUS

JACAUS

Jackson Hole

Thu 7/2

4:19 pm-11:52 pm

1 stop6h 33m

Austin Bergstrom

Sun 7/5

6:00 am-10:14 am

1 stop5h 14m

$335

JacksonAustin

JAC - AUS

JACAUS

Jackson Hole

Thu 5/28

12:52 pm-8:08 pm

1 stop6h 16m

Austin Bergstrom

Mon 6/1

12:44 pm-7:24 pm

1 stop7h 40m

$357

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

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Other information

What is the cheapest month to fly to Austin?

The cheapest month to fly to Austin from Idaho is in May. Flight prices, which tend to average around $95, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in May, then January is your next best option. Flight prices from Idaho to Austin during January average around $145.

How far in advance should I book a flight from Idaho 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 $381 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 $282 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

Fastest flight time	4h 49m
Direct flights	None

The fastest flight from Idaho to Austin takes 4h 49m

There are no direct flights from Idaho to Austin. There are no popular flight routes from Idaho to Austin.

Search flight deals

Frequently asked questions about flying from Idaho to Austin

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 May 2026.
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
Frontier	PriceFrom $164	Free Cancellation	Rating 5.6 2,955 reviews	Search Frontier flights
Delta	PriceFrom $191	Free Cancellation	Rating 7.9 8,452 reviews	Search Delta flights
Southwest	PriceFrom $216	Free Cancellation	Rating 7.9 4,301 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $250	Free Cancellation	Rating 7.9 12,353 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $271	Free Cancellation	Rating 7.4 9,695 reviews	Search United Airlines flights
American Airlines	PriceFrom $275	Free Cancellation	Rating 7.1 11,668 reviews	Search American Airlines flights

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San Marcos

Round Rock

Georgetown

Cedar Park

Marble Falls

Canyon Lake

Horseshoe Bay

Dripping Springs

Seguin

Pflugerville

Bastrop

Kyle

Buda

Flatonia

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.

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Cheap flights from Idaho to Austin from $125

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Austin departing on 6/1. 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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How to get the cheapest flight ticket from Idaho to Austin

What is the cheapest month to fly to Austin?

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

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

What airlines fly to Austin?

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

How long does it take to fly to Austin?

Cheap Idaho to Austin flight deals and tips

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Why use momondo?

An easier way to manage your Austin trip

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List of cabin classes available on flights landing in Austin. Availability may vary depending on flight origin and airline.

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