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 56% 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?

United Airlines is the most popular carrier 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 September 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.

$197 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

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:25 pm - 10:53 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

8h 28m1 stop Seattle/Tacoma Intl

9:08 am - 6:00 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

7h 52m1 stop Seattle/Tacoma Intl

$359Alaska Airlines

Sat, Jan 9 - Wed, Jan 13

3:25 pm - 10:53 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

8h 28m1 stop Seattle/Tacoma Intl

1:56 pm - 11:58 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

9h 02m1 stop Seattle/Tacoma Intl

$359Alaska Airlines

Sat, Jan 9 - Wed, Jan 13

6:00 am - 1:09 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

8h 09m1 stop Dallas/Fort Worth

1:39 pm - 8:37 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

5h 58m1 stop Dallas/Fort Worth

$359American Airlines

Wed, Oct 28 - Sat, Oct 31

1:40 pm - 10:10 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

9h 30m2 stops Los Angeles Los Angeles Salt Lake City

1:05 pm - 9:42 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

7h 37m1 stop Salt Lake City

$364Delta

Wed, Oct 28 - Sat, Oct 31

9:02 am - 1:24 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

5h 22m1 stop Denver Intl

4:05 pm - 11:59 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

6h 54m1 stop Denver Intl

$383United Airlines

Sat, Oct 17 - Thu, Oct 22

5:10 am - 1:24 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

9h 14m2 stops Houston George Bush Intcntl Denver Intl

4:05 pm - 11:59 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

6h 54m1 stop Denver Intl

$388United Airlines

Sat, Oct 17 - Thu, Oct 22

6:00 am - 10:53 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

17h 53m2 stops San Diego Seattle/Tacoma Intl

1:56 pm - 11:58 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

9h 02m1 stop Seattle/Tacoma Intl

$411Alaska Airlines

Sat, Jan 9 - Wed, Jan 13

4:29 pm - 9:42 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

6h 13m1 stop Dallas/Fort Worth

1:50 pm - 12:41 amIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

9h 51m1 stop Chicago O'Hare Intl

$419American Airlines

Wed, Oct 21 - Sat, Oct 24

6:13 pm - 10:22 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

5h 09m1 stop Salt Lake City

6:00 am - 1:11 pmIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

6h 11m1 stop Salt Lake City

$429Delta

Tue, Sep 29 - Sat, Oct 3

5:10 pm - 9:42 pmAUS Austin Bergstrom-IDA Idaho Falls Fanning Field

5h 32m1 stop Dallas/Fort Worth

1:50 pm - 12:41 amIDA Idaho Falls Fanning Field-AUS Austin Bergstrom

9h 51m1 stop Chicago O'Hare Intl

$431American Airlines

Fri, Oct 23 - Mon, Oct 26

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American Airlines flights from Austin to Idaho Falls

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

American Airlines

Oct 21

AUS4:29 pmAustin Bergstrom

6h 13m

1 stop

IDA9:42 pmIdaho Falls Fanning Field

Oct 24

IDA1:50 pmIdaho Falls Fanning Field

9h 51m

1 stop

AUS12:41 amAustin Bergstrom

$419

American Airlines

Oct 23

AUS5:10 pmAustin Bergstrom

5h 32m

1 stop

IDA9:42 pmIdaho Falls Fanning Field

Oct 26

IDA1:50 pmIdaho Falls Fanning Field

9h 51m

1 stop

AUS12:41 amAustin Bergstrom

$431

American Airlines

Oct 21

AUS4:29 pmAustin Bergstrom

6h 13m

1 stop

IDA9:42 pmIdaho Falls Fanning Field

Oct 24

IDA1:50 pmIdaho Falls Fanning Field

9h 09m

2 stops

AUS11:59 pmAustin Bergstrom

$449

Delta flights from Austin to Idaho Falls

Our best Delta deals on Austin to Idaho Falls flight tickets

Delta

Oct 28

AUS1:40 pmAustin Bergstrom

9h 30m

2 stops

IDA10:10 pmIdaho Falls Fanning Field

Oct 31

IDA1:05 pmIdaho Falls Fanning Field

7h 37m

1 stop

AUS9:42 pmAustin Bergstrom

$364

Delta

Sep 29

AUS6:13 pmAustin Bergstrom

5h 09m

1 stop

IDA10:22 pmIdaho Falls Fanning Field

Oct 3

IDA6:00 amIdaho Falls Fanning Field

6h 11m

1 stop

AUS1:11 pmAustin Bergstrom

$429

Delta

Sep 29

AUS1:30 pmAustin Bergstrom

9h 52m

2 stops

IDA10:22 pmIdaho Falls Fanning Field

Oct 3

IDA6:00 amIdaho Falls Fanning Field

6h 11m

1 stop

AUS1:11 pmAustin Bergstrom

$434

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Sat 1/9

3:25 pm-10:53 pm

1 stop8h 28m

Idaho Falls Fanning Field

Wed 1/13

9:08 am-6:00 pm

1 stop7h 52m

$359

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Sat 1/9

3:25 pm-10:53 pm

1 stop8h 28m

Idaho Falls Fanning Field

Wed 1/13

1:56 pm-11:58 pm

1 stop9h 02m

$359

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Wed 10/28

6:00 am-1:09 pm

1 stop8h 09m

Idaho Falls Fanning Field

Sat 10/31

1:39 pm-8:37 pm

1 stop5h 58m

$359

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Wed 10/28

1:40 pm-10:10 pm

2 stops9h 30m

Idaho Falls Fanning Field

Sat 10/31

1:05 pm-9:42 pm

1 stop7h 37m

$364

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Sat 10/17

9:02 am-1:24 pm

1 stop5h 22m

Idaho Falls Fanning Field

Thu 10/22

4:05 pm-11:59 pm

1 stop6h 54m

$383

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Sat 10/17

5:10 am-1:24 pm

2 stops9h 14m

Idaho Falls Fanning Field

Thu 10/22

4:05 pm-11:59 pm

1 stop6h 54m

$388

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Sat 1/9

6:00 am-10:53 pm

2 stops17h 53m

Idaho Falls Fanning Field

Wed 1/13

1:56 pm-11:58 pm

1 stop9h 02m

$411

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Wed 10/21

4:29 pm-9:42 pm

1 stop6h 13m

Idaho Falls Fanning Field

Sat 10/24

1:50 pm-12:41 am

1 stop9h 51m

$419

Quickest round-trip

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Tue 9/29

6:13 pm-10:22 pm

1 stop5h 09m

Idaho Falls Fanning Field

Sat 10/3

6:00 am-1:11 pm

1 stop6h 11m

$429

AustinIdaho Falls

AUS Austin Bergstrom - IDA Idaho Falls Fanning Field

AUSIDA

Austin Bergstrom

Fri 10/23

5:10 pm-9:42 pm

1 stop5h 32m

Idaho Falls Fanning Field

Mon 10/26

1:50 pm-12:41 am

1 stop9h 51m

$431

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 $408 to $441.
The lowest price recently found on this route was $359.

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 March is also cheap. Prices for this month can be found on momondo for an average of $311.

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	$197
Fastest flight time	4h 49m
Direct flights	None

The best one-way flight to Idaho Falls from Austin in the past 72 hours is $197. The best round-trip flight deal from Austin to Idaho Falls found on momondo in the last 72 hours is $359.

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

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 4h 49m.
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 September 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 56% of all bookings. The subsequent popular airlines are Alaska Airlines at 26% and Delta at 18%.

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 12,937 reviews	Search Alaska Airlines flights
Delta	PriceFrom $264	Free Cancellation	Rating 7.8 8,579 reviews	Search Delta flights
United Airlines	PriceFrom $298	Free Cancellation	Rating 7.4 10,214 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 $197

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 12/24. 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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Best airlines flying from Austin to Idaho Falls

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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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