What airlines fly to Idaho Falls?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Idaho Falls from Austin according to our data. United Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Idaho Falls. Keep in mind that there are 4 different airlines that fly to Idaho Falls 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 Falls Fanning Field?

American Airlines, United Airlines, and Alaska Airlines are the most popular carriers operating from Austin Bergstrom to Idaho Falls Fanning Field

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

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

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

As of November 2026, there are 3 operators available to choose from for flights from Austin Bergstrom Airport to Idaho Falls Fanning Field Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Austin Bergstrom Airport to Idaho Falls Fanning Field Airport.

What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

The necessary travel and health documents for your Idaho Falls Fanning Field Airport 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.

$227 Cheap Flights from Austin to Idaho Falls in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Austin to Idaho Falls

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Cheap round-trip flights

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8:28 pm - 11:47 amAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

16h 19m1 stop Las Vegas Harry Reid Intl

6:58 pm - 7:33 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

23h 35m1 stop Las Vegas Harry Reid Intl

$232Multiple Airlines

Thu, Jan 28 - Mon, Feb 8

8:28 pm - 11:47 amAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

16h 19m1 stop Las Vegas Harry Reid Intl

12:41 pm - 7:33 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

29h 52m2 stops Santa Ana J. Wayne/Orange Cnty Las Vegas Harry Reid Intl

$276Multiple Airlines

Thu, Jan 28 - Mon, Feb 8

7:44 pm - 12:51 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

18h 07m1 stop Las Vegas Harry Reid Intl

7:58 pm - 8:07 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

23h 09m1 stop Las Vegas Harry Reid Intl

$320Multiple Airlines

Thu, Dec 3 - Mon, Dec 7

7:15 am - 1:17 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

7h 02m1 stop Portland

3:44 pm - 11:59 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

7h 15m1 stop Portland

$379Alaska Airlines

Thu, Dec 3 - Mon, Dec 7

7:18 am - 3:21 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

9h 03m1 stop Seattle/Tacoma Intl

8:00 am - 6:01 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

9h 01m1 stop Seattle/Tacoma Intl

$379Alaska Airlines

Tue, Feb 2 - Fri, Feb 5

5:15 am - 1:37 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

9h 22m2 stops Houston George Bush Intcntl Denver Intl

2:40 pm - 9:17 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

5h 37m1 stop Denver Intl

$384United Airlines

Thu, Dec 3 - Sun, Dec 6

12:15 pm - 10:07 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

10h 52m2 stops Detroit Metropolitan Wayne County Salt Lake City

5:35 am - 5:37 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

11h 02m2 stops Salt Lake City Minneapolis St Paul

$389Delta

Thu, Dec 3 - Sun, Dec 6

5:51 pm - 1:17 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

20h 26m1 stop Portland

3:44 pm - 11:59 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

7h 15m1 stop Portland

$389Alaska Airlines

Fri, Dec 4 - Sun, Dec 6

6:09 pm - 10:07 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

4h 58m1 stop Salt Lake City

5:35 am - 1:23 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

6h 48m1 stop Salt Lake City

$419Delta

Thu, Dec 3 - Sat, Dec 5

5:15 am - 1:28 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

9h 13m2 stops Houston George Bush Intcntl Denver Intl

2:35 pm - 8:58 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

5h 23m1 stop Denver Intl

$480United Airlines

Tue, Nov 17 - Sat, Nov 21

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Alaska Airlines flights from Austin to Idaho Falls

Our best Alaska Airlines deals on Austin to Idaho Falls flight tickets

Alaska Airlines

Dec 3

AUS7:15 amAustin Bergstrom

7h 02m

1 stop

IDA1:17 pmIdaho Falls Fanning Field

Dec 7

IDA3:44 pmIdaho Falls Fanning Field

7h 15m

1 stop

AUS11:59 pmAustin Bergstrom

$379

Alaska Airlines

Jan 9

AUS7:18 amAustin Bergstrom

9h 03m

1 stop

IDA3:21 pmIdaho Falls Fanning Field

Jan 13

IDA1:56 pmIdaho Falls Fanning Field

9h 03m

1 stop

AUS11:59 pmAustin Bergstrom

$401

Alaska Airlines

Feb 2

AUS7:04 pmAustin Bergstrom

19h 15m

2 stops

IDA1:19 pmIdaho Falls Fanning Field

Feb 5

IDA8:00 amIdaho Falls Fanning Field

9h 01m

1 stop

AUS6:01 pmAustin Bergstrom

$426

Delta flights from Austin to Idaho Falls

Our best Delta deals on Austin to Idaho Falls flight tickets

Delta

Dec 3

AUS12:15 pmAustin Bergstrom

10h 52m

2 stops

IDA10:07 pmIdaho Falls Fanning Field

Dec 6

IDA5:35 amIdaho Falls Fanning Field

11h 02m

2 stops

AUS5:37 pmAustin Bergstrom

$389

Delta

Dec 3

AUS6:09 pmAustin Bergstrom

4h 58m

1 stop

IDA10:07 pmIdaho Falls Fanning Field

Dec 5

IDA5:35 amIdaho Falls Fanning Field

6h 48m

1 stop

AUS1:23 pmAustin Bergstrom

$419

Delta

Dec 3

AUS7:10 amAustin Bergstrom

12h 07m

2 stops

IDA6:17 pmIdaho Falls Fanning Field

Dec 7

IDA5:35 amIdaho Falls Fanning Field

5h 03m

1 stop

AUS11:38 amAustin Bergstrom

$454

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Thu 1/28

8:28 pm-11:47 am

1 stop16h 19m

Idaho Falls Fanning Field

Mon 2/8

6:58 pm-7:33 pm

1 stop23h 35m

$232

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Thu 1/28

8:28 pm-11:47 am

1 stop16h 19m

Idaho Falls Fanning Field

Mon 2/8

12:41 pm-7:33 pm

2 stops29h 52m

$276

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Thu 12/3

7:44 pm-12:51 pm

1 stop18h 07m

Idaho Falls Fanning Field

Mon 12/7

7:58 pm-8:07 pm

1 stop23h 09m

$320

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Thu 12/3

7:15 am-1:17 pm

1 stop7h 02m

Idaho Falls Fanning Field

Mon 12/7

3:44 pm-11:59 pm

1 stop7h 15m

$379

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Tue 2/2

7:18 am-3:21 pm

1 stop9h 03m

Idaho Falls Fanning Field

Fri 2/5

8:00 am-6:01 pm

1 stop9h 01m

$379

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Thu 12/3

5:15 am-1:37 pm

2 stops9h 22m

Idaho Falls Fanning Field

Sun 12/6

2:40 pm-9:17 pm

1 stop5h 37m

$384

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Thu 12/3

12:15 pm-10:07 pm

2 stops10h 52m

Idaho Falls Fanning Field

Sun 12/6

5:35 am-5:37 pm

2 stops11h 02m

$389

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Fri 12/4

5:51 pm-1:17 pm

1 stop20h 26m

Idaho Falls Fanning Field

Sun 12/6

3:44 pm-11:59 pm

1 stop7h 15m

$389

Quickest round-trip

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Thu 12/3

6:09 pm-10:07 pm

1 stop4h 58m

Idaho Falls Fanning Field

Sat 12/5

5:35 am-1:23 pm

1 stop6h 48m

$419

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Tue 11/17

5:15 am-1:28 pm

2 stops9h 13m

Idaho Falls Fanning Field

Sat 11/21

2:35 pm-8:58 pm

1 stop5h 23m

$480

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 Falls

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

What is the typical price of a round-trip flight between Austin and Idaho Falls?

Prices are currently low for flights on this route.

Typical prices usually range from $494 to $650.
The lowest price recently found on this route was $232.

What is the cheapest month to fly to Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of May, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $316.

When to book flights from Austin to Idaho Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to Idaho Falls according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Austin to Idaho Falls (AUS to IDA) flight deals and tips

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

Best Price Found	$227
Fastest flight time	7h 00m
Direct flights	None

The best one-way flight to Idaho Falls from Austin in the past 72 hours is $227. The best round-trip flight deal from Austin to Idaho Falls found on momondo in the last 72 hours is $232.

The fastest flight from Austin to Idaho Falls takes 7h 00m

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

Search flight deals

Frequently asked questions about flying from Austin to Idaho Falls

How far is Austin Bergstrom to Idaho Falls Fanning Field by plane?
There are 1201.3 mi between Austin Bergstrom and Idaho Falls Fanning Field. A reasonable flight in good conditions will take 7h 00m.
When did momondo last update prices for flights from Austin Bergstrom Airport to Idaho Falls Fanning Field Airport?
Prices for flights from Austin Bergstrom Airport to Idaho Falls Fanning Field Airport are updated daily.
How many operators does momondo search for flights from Austin Bergstrom Airport to Idaho Falls Fanning Field Airport?
As of November 2026, there are 3 operators available to choose from for flights from Austin Bergstrom Airport to Idaho Falls Fanning Field Airport.
How old do you have to be to fly from Austin Bergstrom Airport to Idaho Falls Fanning Field Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Austin Bergstrom Airport to Idaho Falls Fanning Field Airport.
What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?
The necessary travel and health documents for your Idaho Falls Fanning Field Airport 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.
What is the most popular airline from Austin to Idaho Falls?
momondo data reveals that the most frequently booked airline on the route from Austin to Idaho Falls is United Airlines, representing 58% of all bookings. The subsequent popular airlines are Alaska Airlines at 25% and Delta at 17%.

Best airlines flying from Austin to Idaho Falls

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

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $237	Free Cancellation	Rating 7.9 13,139 reviews	Search Alaska Airlines flights
Delta	PriceFrom $264	Free Cancellation	Rating 7.8 8,697 reviews	Search Delta flights
United Airlines	PriceFrom $311	Free Cancellation	Rating 7.3 10,460 reviews	Search United Airlines flights

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Austin to Idaho Falls for you.

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

Flights from Austin to Idaho Falls 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 Falls?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Austin to Idaho Falls.

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

If you are simply researching potential flights to Idaho Falls, momondo offers a useful price alert feature which will track prices for flights to Idaho Falls from Austin and alert you when they change.

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Cheap flights from Austin to Idaho Falls from $227

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Idaho Falls departing on 12/30. 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 Austin to Idaho Falls

What is the typical price of a round-trip flight between Austin and Idaho Falls?

What is the cheapest month to fly to Idaho Falls?

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

What airlines fly to Idaho Falls?

When to book flights from Austin to Idaho Falls

Cheap Austin to Idaho Falls (AUS to IDA) flight deals and tips

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Frequently asked questions about flying from Austin to Idaho Falls

Best airlines flying from Austin to Idaho Falls

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

Traveling to a place near Idaho Falls?

Why use momondo?

An easier way to manage your Idaho Falls trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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

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