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Cheap flights from Austin to Idaho Falls from $233

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 4/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Austin to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:45 am - 1:25 pm
AUS
-
IDA
5h 40m
1 stop
United Airlines Logo
2:30 pm - 11:12 pm
IDA
-
AUS
7h 42m
2 stops
$349United Airlines
Tue, Jun 23 - Thu, Jul 2
United Airlines Logo
5:39 am - 9:50 am
AUS
-
IDA
5h 11m
1 stop
United Airlines Logo
5:54 pm - 11:44 pm
IDA
-
AUS
4h 50m
1 stop
$359United Airlines
Wed, Jul 15 - Sat, Jul 18
Alaska Airlines Logo
7:15 am - 3:29 pm
AUS
-
IDA
9h 14m
1 stop
Alaska Airlines Logo
4:00 pm - 11:39 pm
IDA
-
AUS
6h 39m
1 stop
$368Alaska Airlines
Sat, Sep 5 - Sat, Sep 12
Delta Logo
6:45 pm - 10:40 pm
AUS
-
IDA
4h 55m
1 stop
Delta Logo
5:47 am - 11:36 am
IDA
-
AUS
4h 49m
1 stop
$379Delta
Tue, Apr 14 - Sat, Apr 18
Delta Logo
6:45 pm - 10:40 pm
AUS
-
IDA
4h 55m
1 stop
Delta Logo
5:47 am - 6:54 pm
IDA
-
AUS
12h 07m
2 stops
$384Delta
Tue, Apr 14 - Sat, Apr 18
United Airlines Logo
5:39 am - 9:50 am
AUS
-
IDA
5h 11m
1 stop
United Airlines Logo
4:10 pm - 11:44 pm
IDA
-
AUS
6h 34m
1 stop
$386United Airlines
Tue, Jun 9 - Tue, Jun 16
United Airlines Logo
5:39 am - 9:50 am
AUS
-
IDA
5h 11m
1 stop
United Airlines Logo
5:54 pm - 11:44 pm
IDA
-
AUS
4h 50m
1 stop
$391United Airlines
Wed, Jun 24 - Thu, Jul 2
United Airlines Logo
5:39 am - 9:50 am
AUS
-
IDA
5h 11m
1 stop
United Airlines Logo
2:30 pm - 11:12 pm
IDA
-
AUS
7h 42m
2 stops
$397United Airlines
Wed, Jun 24 - Thu, Jul 2
Alaska Airlines Logo
7:15 am - 1:17 pm
AUS
-
IDA
7h 02m
1 stop
Alaska Airlines Logo
4:14 pm - 11:49 pm
IDA
-
AUS
6h 35m
1 stop
$419Alaska Airlines
Thu, Jun 4 - Wed, Jun 10
Alaska Airlines Logo
7:15 am - 1:06 pm
AUS
-
IDA
6h 51m
1 stop
Alaska Airlines Logo
4:14 pm - 11:49 pm
IDA
-
AUS
6h 35m
1 stop
$423Alaska Airlines
Wed, Jun 24 - Thu, Jul 2

United Airlines flights from Austin to Idaho Falls

Our best United Airlines deals on Austin to Idaho Falls flight tickets
United Airlines
Jun 23
AUS8:45 amAustin Bergstrom
5h 40m
1 stop
IDA1:25 pmIdaho Falls Fanning Field
Jul 2
IDA2:30 pmIdaho Falls Fanning Field
7h 42m
2 stops
AUS11:12 pmAustin Bergstrom
$349
United Airlines
Jul 15
AUS5:39 amAustin Bergstrom
5h 11m
1 stop
IDA9:50 amIdaho Falls Fanning Field
Jul 18
IDA5:54 pmIdaho Falls Fanning Field
4h 50m
1 stop
AUS11:44 pmAustin Bergstrom
$359
United Airlines
Jun 9
AUS5:39 amAustin Bergstrom
5h 11m
1 stop
IDA9:50 amIdaho Falls Fanning Field
Jun 16
IDA4:10 pmIdaho Falls Fanning Field
6h 34m
1 stop
AUS11:44 pmAustin Bergstrom
$386

Alaska Airlines flights from Austin to Idaho Falls

Our best Alaska Airlines deals on Austin to Idaho Falls flight tickets
Alaska Airlines
Sep 5
AUS7:15 amAustin Bergstrom
9h 14m
1 stop
IDA3:29 pmIdaho Falls Fanning Field
Sep 12
IDA4:00 pmIdaho Falls Fanning Field
6h 39m
1 stop
AUS11:39 pmAustin Bergstrom
$368
Alaska Airlines
Jun 4
AUS7:15 amAustin Bergstrom
7h 02m
1 stop
IDA1:17 pmIdaho Falls Fanning Field
Jun 10
IDA4:14 pmIdaho Falls Fanning Field
6h 35m
1 stop
AUS11:49 pmAustin Bergstrom
$419
Alaska Airlines
Jun 24
AUS7:15 amAustin Bergstrom
6h 51m
1 stop
IDA1:06 pmIdaho Falls Fanning Field
Jul 2
IDA4:14 pmIdaho Falls Fanning Field
6h 35m
1 stop
AUS11:49 pmAustin Bergstrom
$423

momondo Fare Finder

 
Customize your flight search to find flights from Austin to Idaho Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 31, 2026.
Use the filters below to find and compare flights from Austin to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Tue 6/23

8:45 am-1:25 pm

1 stop5h 40m

Idaho Falls Fanning Field

Thu 7/2

2:30 pm-11:12 pm

2 stops7h 42m

$349

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Wed 7/15

5:39 am-9:50 am

1 stop5h 11m

Idaho Falls Fanning Field

Sat 7/18

5:54 pm-11:44 pm

1 stop4h 50m

$359

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Sat 9/5

7:15 am-3:29 pm

1 stop9h 14m

Idaho Falls Fanning Field

Sat 9/12

4:00 pm-11:39 pm

1 stop6h 39m

$368
Quickest round-trip

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Tue 4/14

6:45 pm-10:40 pm

1 stop4h 55m

Idaho Falls Fanning Field

Sat 4/18

5:47 am-11:36 am

1 stop4h 49m

$379

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Tue 4/14

6:45 pm-10:40 pm

1 stop4h 55m

Idaho Falls Fanning Field

Sat 4/18

5:47 am-6:54 pm

2 stops12h 07m

$384

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Tue 6/9

5:39 am-9:50 am

1 stop5h 11m

Idaho Falls Fanning Field

Tue 6/16

4:10 pm-11:44 pm

1 stop6h 34m

$386

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Wed 6/24

5:39 am-9:50 am

1 stop5h 11m

Idaho Falls Fanning Field

Thu 7/2

5:54 pm-11:44 pm

1 stop4h 50m

$391

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Wed 6/24

5:39 am-9:50 am

1 stop5h 11m

Idaho Falls Fanning Field

Thu 7/2

2:30 pm-11:12 pm

2 stops7h 42m

$397

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Thu 6/4

7:15 am-1:17 pm

1 stop7h 02m

Idaho Falls Fanning Field

Wed 6/10

4:14 pm-11:49 pm

1 stop6h 35m

$419

AustinIdaho Falls

AUS - IDA

AUSIDA

Austin Bergstrom

Wed 6/24

7:15 am-1:06 pm

1 stop6h 51m

Idaho Falls Fanning Field

Thu 7/2

4:14 pm-11:49 pm

1 stop6h 35m

$423

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

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

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?

If you aren’t able to travel to Idaho Falls during the month of March, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $346.

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

Fastest flight time

4h 55m

Direct flights

None
The fastest flight from Austin to Idaho Falls takes 4h 55m
There are no direct flights from Austin to Idaho Falls. There are no popular flight routes from Austin to Idaho Falls.
Search flight deals

  • 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 55m.

  • 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?

  • 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?

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
DeltaPriceFrom $139Free CancellationRating
7.9
8,364 reviews
Search Delta flights
United AirlinesPriceFrom $311Free CancellationRating
7.4
9,525 reviews
Search United Airlines flights

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

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.

An easier way to manage your Idaho Falls trip

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